[279] | 1 | /*
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| 2 | * TCC - Tiny C Compiler
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[331] | 3 | *
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[279] | 4 | * Copyright (c) 2001-2004 Fabrice Bellard
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| 5 | *
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| 6 | * This library is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU Lesser General Public
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| 8 | * License as published by the Free Software Foundation; either
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| 9 | * version 2 of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * This library is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | * Lesser General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU Lesser General Public
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| 17 | * License along with this library; if not, write to the Free Software
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| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 19 | */
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| 20 |
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| 21 | #include "tcc.h"
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| 22 |
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| 23 | /********************************************************/
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| 24 | /* global variables */
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| 25 |
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| 26 | /* use GNU C extensions */
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| 27 | ST_DATA int gnu_ext = 1;
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| 28 |
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| 29 | /* use TinyCC extensions */
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| 30 | ST_DATA int tcc_ext = 1;
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| 31 |
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| 32 | /* XXX: get rid of this ASAP */
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| 33 | ST_DATA struct TCCState *tcc_state;
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| 34 |
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[331] | 35 | static int nb_states;
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| 36 |
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[279] | 37 | /********************************************************/
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| 38 |
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[331] | 39 | #if ONE_SOURCE
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[279] | 40 | #include "tccpp.c"
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| 41 | #include "tccgen.c"
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| 42 | #include "tccelf.c"
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| 43 | #include "tccrun.c"
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| 44 | #ifdef TCC_TARGET_I386
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| 45 | #include "i386-gen.c"
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[331] | 46 | #include "i386-link.c"
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| 47 | #include "i386-asm.c"
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[279] | 48 | #endif
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| 49 | #ifdef TCC_TARGET_ARM
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| 50 | #include "arm-gen.c"
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[331] | 51 | #include "arm-link.c"
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| 52 | #include "arm-asm.c"
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[279] | 53 | #endif
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[331] | 54 | #ifdef TCC_TARGET_ARM64
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| 55 | #include "arm64-gen.c"
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| 56 | #include "arm64-link.c"
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| 57 | #endif
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[279] | 58 | #ifdef TCC_TARGET_C67
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| 59 | #include "c67-gen.c"
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[331] | 60 | #include "c67-link.c"
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| 61 | #include "tcccoff.c"
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[279] | 62 | #endif
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| 63 | #ifdef TCC_TARGET_X86_64
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| 64 | #include "x86_64-gen.c"
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[331] | 65 | #include "x86_64-link.c"
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| 66 | #include "i386-asm.c"
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[279] | 67 | #endif
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| 68 | #ifdef CONFIG_TCC_ASM
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| 69 | #include "tccasm.c"
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| 70 | #endif
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| 71 | #ifdef TCC_TARGET_PE
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| 72 | #include "tccpe.c"
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| 73 | #endif
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| 74 | #endif /* ONE_SOURCE */
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| 75 |
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| 76 | /********************************************************/
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| 77 | #ifndef CONFIG_TCC_ASM
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| 78 | ST_FUNC void asm_instr(void)
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| 79 | {
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| 80 | tcc_error("inline asm() not supported");
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| 81 | }
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| 82 | ST_FUNC void asm_global_instr(void)
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| 83 | {
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| 84 | tcc_error("inline asm() not supported");
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| 85 | }
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| 86 | #endif
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| 87 |
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| 88 | /********************************************************/
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| 89 | #ifdef _WIN32
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[331] | 90 | ST_FUNC char *normalize_slashes(char *path)
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[279] | 91 | {
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| 92 | char *p;
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| 93 | for (p = path; *p; ++p)
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| 94 | if (*p == '\\')
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| 95 | *p = '/';
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| 96 | return path;
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| 97 | }
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| 98 |
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| 99 | static HMODULE tcc_module;
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| 100 |
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| 101 | /* on win32, we suppose the lib and includes are at the location of 'tcc.exe' */
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| 102 | static void tcc_set_lib_path_w32(TCCState *s)
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| 103 | {
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| 104 | char path[1024], *p;
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| 105 | GetModuleFileNameA(tcc_module, path, sizeof path);
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| 106 | p = tcc_basename(normalize_slashes(strlwr(path)));
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[331] | 107 | if (p > path)
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| 108 | --p;
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[279] | 109 | *p = 0;
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| 110 | tcc_set_lib_path(s, path);
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| 111 | }
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| 112 |
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| 113 | #ifdef TCC_TARGET_PE
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| 114 | static void tcc_add_systemdir(TCCState *s)
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| 115 | {
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| 116 | char buf[1000];
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| 117 | GetSystemDirectory(buf, sizeof buf);
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| 118 | tcc_add_library_path(s, normalize_slashes(buf));
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| 119 | }
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| 120 | #endif
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| 121 |
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| 122 | #ifdef LIBTCC_AS_DLL
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[331] | 123 | BOOL WINAPI DllMain (HINSTANCE hDll, DWORD dwReason, LPVOID lpReserved)
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[279] | 124 | {
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| 125 | if (DLL_PROCESS_ATTACH == dwReason)
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| 126 | tcc_module = hDll;
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| 127 | return TRUE;
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| 128 | }
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| 129 | #endif
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| 130 | #endif
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| 131 |
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| 132 | /********************************************************/
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| 133 | /* copy a string and truncate it. */
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[331] | 134 | ST_FUNC char *pstrcpy(char *buf, int buf_size, const char *s)
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[279] | 135 | {
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| 136 | char *q, *q_end;
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| 137 | int c;
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| 138 |
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| 139 | if (buf_size > 0) {
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| 140 | q = buf;
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| 141 | q_end = buf + buf_size - 1;
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| 142 | while (q < q_end) {
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| 143 | c = *s++;
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| 144 | if (c == '\0')
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| 145 | break;
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| 146 | *q++ = c;
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| 147 | }
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| 148 | *q = '\0';
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| 149 | }
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| 150 | return buf;
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| 151 | }
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| 152 |
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| 153 | /* strcat and truncate. */
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[331] | 154 | ST_FUNC char *pstrcat(char *buf, int buf_size, const char *s)
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[279] | 155 | {
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| 156 | int len;
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| 157 | len = strlen(buf);
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[331] | 158 | if (len < buf_size)
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[279] | 159 | pstrcpy(buf + len, buf_size - len, s);
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| 160 | return buf;
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| 161 | }
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| 162 |
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[331] | 163 | ST_FUNC char *pstrncpy(char *out, const char *in, size_t num)
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[279] | 164 | {
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| 165 | memcpy(out, in, num);
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| 166 | out[num] = '\0';
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| 167 | return out;
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| 168 | }
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| 169 |
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| 170 | /* extract the basename of a file */
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| 171 | PUB_FUNC char *tcc_basename(const char *name)
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| 172 | {
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| 173 | char *p = strchr(name, 0);
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| 174 | while (p > name && !IS_DIRSEP(p[-1]))
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| 175 | --p;
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| 176 | return p;
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| 177 | }
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| 178 |
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| 179 | /* extract extension part of a file
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| 180 | *
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| 181 | * (if no extension, return pointer to end-of-string)
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| 182 | */
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| 183 | PUB_FUNC char *tcc_fileextension (const char *name)
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| 184 | {
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| 185 | char *b = tcc_basename(name);
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| 186 | char *e = strrchr(b, '.');
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| 187 | return e ? e : strchr(b, 0);
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| 188 | }
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| 189 |
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| 190 | /********************************************************/
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| 191 | /* memory management */
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| 192 |
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| 193 | #undef free
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| 194 | #undef malloc
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| 195 | #undef realloc
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| 196 |
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[331] | 197 | #ifndef MEM_DEBUG
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[279] | 198 |
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| 199 | PUB_FUNC void tcc_free(void *ptr)
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| 200 | {
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[331] | 201 | free(ptr);
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[279] | 202 | }
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| 203 |
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| 204 | PUB_FUNC void *tcc_malloc(unsigned long size)
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| 205 | {
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| 206 | void *ptr;
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| 207 | ptr = malloc(size);
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| 208 | if (!ptr && size)
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[331] | 209 | tcc_error("memory full (malloc)");
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[279] | 210 | return ptr;
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| 211 | }
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| 212 |
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| 213 | PUB_FUNC void *tcc_mallocz(unsigned long size)
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| 214 | {
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| 215 | void *ptr;
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| 216 | ptr = tcc_malloc(size);
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| 217 | memset(ptr, 0, size);
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| 218 | return ptr;
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| 219 | }
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| 220 |
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| 221 | PUB_FUNC void *tcc_realloc(void *ptr, unsigned long size)
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| 222 | {
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| 223 | void *ptr1;
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| 224 | ptr1 = realloc(ptr, size);
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| 225 | if (!ptr1 && size)
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[331] | 226 | tcc_error("memory full (realloc)");
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[279] | 227 | return ptr1;
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| 228 | }
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| 229 |
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| 230 | PUB_FUNC char *tcc_strdup(const char *str)
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| 231 | {
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| 232 | char *ptr;
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| 233 | ptr = tcc_malloc(strlen(str) + 1);
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| 234 | strcpy(ptr, str);
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| 235 | return ptr;
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| 236 | }
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| 237 |
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[331] | 238 | PUB_FUNC void tcc_memcheck(void)
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[279] | 239 | {
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[331] | 240 | }
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| 241 |
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| 242 | #else
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| 243 |
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| 244 | #define MEM_DEBUG_MAGIC1 0xFEEDDEB1
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| 245 | #define MEM_DEBUG_MAGIC2 0xFEEDDEB2
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| 246 | #define MEM_DEBUG_MAGIC3 0xFEEDDEB3
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| 247 | #define MEM_DEBUG_FILE_LEN 40
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| 248 | #define MEM_DEBUG_CHECK3(header) \
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| 249 | ((mem_debug_header_t*)((char*)header + header->size))->magic3
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| 250 | #define MEM_USER_PTR(header) \
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| 251 | ((char *)header + offsetof(mem_debug_header_t, magic3))
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| 252 | #define MEM_HEADER_PTR(ptr) \
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| 253 | (mem_debug_header_t *)((char*)ptr - offsetof(mem_debug_header_t, magic3))
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| 254 |
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| 255 | struct mem_debug_header {
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| 256 | unsigned magic1;
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| 257 | unsigned size;
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| 258 | struct mem_debug_header *prev;
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| 259 | struct mem_debug_header *next;
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| 260 | int line_num;
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| 261 | char file_name[MEM_DEBUG_FILE_LEN + 1];
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| 262 | unsigned magic2;
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| 263 | ALIGNED(16) unsigned magic3;
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| 264 | };
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| 265 |
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| 266 | typedef struct mem_debug_header mem_debug_header_t;
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| 267 |
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| 268 | static mem_debug_header_t *mem_debug_chain;
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| 269 | static unsigned mem_cur_size;
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| 270 | static unsigned mem_max_size;
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| 271 |
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| 272 | static mem_debug_header_t *malloc_check(void *ptr, const char *msg)
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| 273 | {
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| 274 | mem_debug_header_t * header = MEM_HEADER_PTR(ptr);
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| 275 | if (header->magic1 != MEM_DEBUG_MAGIC1 ||
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| 276 | header->magic2 != MEM_DEBUG_MAGIC2 ||
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| 277 | MEM_DEBUG_CHECK3(header) != MEM_DEBUG_MAGIC3 ||
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| 278 | header->size == (unsigned)-1) {
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| 279 | fprintf(stderr, "%s check failed\n", msg);
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| 280 | if (header->magic1 == MEM_DEBUG_MAGIC1)
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| 281 | fprintf(stderr, "%s:%u: block allocated here.\n",
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| 282 | header->file_name, header->line_num);
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| 283 | exit(1);
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| 284 | }
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| 285 | return header;
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| 286 | }
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| 287 |
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| 288 | PUB_FUNC void *tcc_malloc_debug(unsigned long size, const char *file, int line)
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| 289 | {
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| 290 | int ofs;
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| 291 | mem_debug_header_t *header;
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| 292 |
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| 293 | header = malloc(sizeof(mem_debug_header_t) + size);
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| 294 | if (!header)
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| 295 | tcc_error("memory full (malloc)");
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| 296 |
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| 297 | header->magic1 = MEM_DEBUG_MAGIC1;
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| 298 | header->magic2 = MEM_DEBUG_MAGIC2;
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| 299 | header->size = size;
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| 300 | MEM_DEBUG_CHECK3(header) = MEM_DEBUG_MAGIC3;
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| 301 | header->line_num = line;
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| 302 | ofs = strlen(file) - MEM_DEBUG_FILE_LEN;
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| 303 | strncpy(header->file_name, file + (ofs > 0 ? ofs : 0), MEM_DEBUG_FILE_LEN);
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| 304 | header->file_name[MEM_DEBUG_FILE_LEN] = 0;
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| 305 |
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| 306 | header->next = mem_debug_chain;
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| 307 | header->prev = NULL;
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| 308 | if (header->next)
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| 309 | header->next->prev = header;
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| 310 | mem_debug_chain = header;
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| 311 |
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| 312 | mem_cur_size += size;
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| 313 | if (mem_cur_size > mem_max_size)
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| 314 | mem_max_size = mem_cur_size;
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| 315 |
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| 316 | return MEM_USER_PTR(header);
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| 317 | }
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| 318 |
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| 319 | PUB_FUNC void tcc_free_debug(void *ptr)
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| 320 | {
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| 321 | mem_debug_header_t *header;
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| 322 | if (!ptr)
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| 323 | return;
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| 324 | header = malloc_check(ptr, "tcc_free");
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| 325 | mem_cur_size -= header->size;
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| 326 | header->size = (unsigned)-1;
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| 327 | if (header->next)
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| 328 | header->next->prev = header->prev;
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| 329 | if (header->prev)
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| 330 | header->prev->next = header->next;
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| 331 | if (header == mem_debug_chain)
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| 332 | mem_debug_chain = header->next;
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| 333 | free(header);
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| 334 | }
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| 335 |
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| 336 | PUB_FUNC void *tcc_mallocz_debug(unsigned long size, const char *file, int line)
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| 337 | {
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| 338 | void *ptr;
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| 339 | ptr = tcc_malloc_debug(size,file,line);
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| 340 | memset(ptr, 0, size);
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| 341 | return ptr;
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| 342 | }
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| 343 |
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| 344 | PUB_FUNC void *tcc_realloc_debug(void *ptr, unsigned long size, const char *file, int line)
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| 345 | {
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| 346 | mem_debug_header_t *header;
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| 347 | int mem_debug_chain_update = 0;
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| 348 | if (!ptr)
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| 349 | return tcc_malloc_debug(size, file, line);
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| 350 | header = malloc_check(ptr, "tcc_realloc");
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| 351 | mem_cur_size -= header->size;
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| 352 | mem_debug_chain_update = (header == mem_debug_chain);
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| 353 | header = realloc(header, sizeof(mem_debug_header_t) + size);
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| 354 | if (!header)
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| 355 | tcc_error("memory full (realloc)");
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| 356 | header->size = size;
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| 357 | MEM_DEBUG_CHECK3(header) = MEM_DEBUG_MAGIC3;
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| 358 | if (header->next)
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| 359 | header->next->prev = header;
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| 360 | if (header->prev)
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| 361 | header->prev->next = header;
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| 362 | if (mem_debug_chain_update)
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| 363 | mem_debug_chain = header;
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| 364 | mem_cur_size += size;
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| 365 | if (mem_cur_size > mem_max_size)
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| 366 | mem_max_size = mem_cur_size;
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| 367 | return MEM_USER_PTR(header);
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| 368 | }
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| 369 |
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| 370 | PUB_FUNC char *tcc_strdup_debug(const char *str, const char *file, int line)
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| 371 | {
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| 372 | char *ptr;
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| 373 | ptr = tcc_malloc_debug(strlen(str) + 1, file, line);
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| 374 | strcpy(ptr, str);
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| 375 | return ptr;
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| 376 | }
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| 377 |
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| 378 | PUB_FUNC void tcc_memcheck(void)
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| 379 | {
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| 380 | if (mem_cur_size) {
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| 381 | mem_debug_header_t *header = mem_debug_chain;
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| 382 | fprintf(stderr, "MEM_DEBUG: mem_leak= %d bytes, mem_max_size= %d bytes\n",
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| 383 | mem_cur_size, mem_max_size);
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| 384 | while (header) {
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| 385 | fprintf(stderr, "%s:%u: error: %u bytes leaked\n",
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| 386 | header->file_name, header->line_num, header->size);
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| 387 | header = header->next;
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| 388 | }
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| 389 | #if MEM_DEBUG-0 == 2
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| 390 | exit(2);
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[279] | 391 | #endif
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[331] | 392 | }
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[279] | 393 | }
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[331] | 394 | #endif /* MEM_DEBUG */
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[279] | 395 |
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| 396 | #define free(p) use_tcc_free(p)
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| 397 | #define malloc(s) use_tcc_malloc(s)
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| 398 | #define realloc(p, s) use_tcc_realloc(p, s)
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| 399 |
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| 400 | /********************************************************/
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| 401 | /* dynarrays */
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| 402 |
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[331] | 403 | ST_FUNC void dynarray_add(void *ptab, int *nb_ptr, void *data)
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[279] | 404 | {
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| 405 | int nb, nb_alloc;
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| 406 | void **pp;
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[331] | 407 |
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[279] | 408 | nb = *nb_ptr;
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[331] | 409 | pp = *(void ***)ptab;
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[279] | 410 | /* every power of two we double array size */
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| 411 | if ((nb & (nb - 1)) == 0) {
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| 412 | if (!nb)
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| 413 | nb_alloc = 1;
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| 414 | else
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| 415 | nb_alloc = nb * 2;
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| 416 | pp = tcc_realloc(pp, nb_alloc * sizeof(void *));
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[331] | 417 | *(void***)ptab = pp;
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[279] | 418 | }
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| 419 | pp[nb++] = data;
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| 420 | *nb_ptr = nb;
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| 421 | }
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| 422 |
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| 423 | ST_FUNC void dynarray_reset(void *pp, int *n)
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| 424 | {
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| 425 | void **p;
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| 426 | for (p = *(void***)pp; *n; ++p, --*n)
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| 427 | if (*p)
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| 428 | tcc_free(*p);
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| 429 | tcc_free(*(void**)pp);
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| 430 | *(void**)pp = NULL;
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| 431 | }
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| 432 |
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[331] | 433 | static void tcc_split_path(TCCState *s, void *p_ary, int *p_nb_ary, const char *in)
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[279] | 434 | {
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| 435 | const char *p;
|
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| 436 | do {
|
---|
| 437 | int c;
|
---|
| 438 | CString str;
|
---|
| 439 |
|
---|
| 440 | cstr_new(&str);
|
---|
[331] | 441 | for (p = in; c = *p, c != '\0' && c != PATHSEP[0]; ++p) {
|
---|
[279] | 442 | if (c == '{' && p[1] && p[2] == '}') {
|
---|
| 443 | c = p[1], p += 2;
|
---|
| 444 | if (c == 'B')
|
---|
[331] | 445 | cstr_cat(&str, s->tcc_lib_path, -1);
|
---|
[279] | 446 | } else {
|
---|
| 447 | cstr_ccat(&str, c);
|
---|
| 448 | }
|
---|
| 449 | }
|
---|
[331] | 450 | if (str.size) {
|
---|
| 451 | cstr_ccat(&str, '\0');
|
---|
| 452 | dynarray_add(p_ary, p_nb_ary, tcc_strdup(str.data));
|
---|
| 453 | }
|
---|
| 454 | cstr_free(&str);
|
---|
[279] | 455 | in = p+1;
|
---|
| 456 | } while (*p);
|
---|
| 457 | }
|
---|
| 458 |
|
---|
| 459 | /********************************************************/
|
---|
| 460 |
|
---|
| 461 | static void strcat_vprintf(char *buf, int buf_size, const char *fmt, va_list ap)
|
---|
| 462 | {
|
---|
| 463 | int len;
|
---|
| 464 | len = strlen(buf);
|
---|
| 465 | vsnprintf(buf + len, buf_size - len, fmt, ap);
|
---|
| 466 | }
|
---|
| 467 |
|
---|
| 468 | static void strcat_printf(char *buf, int buf_size, const char *fmt, ...)
|
---|
| 469 | {
|
---|
| 470 | va_list ap;
|
---|
| 471 | va_start(ap, fmt);
|
---|
| 472 | strcat_vprintf(buf, buf_size, fmt, ap);
|
---|
| 473 | va_end(ap);
|
---|
| 474 | }
|
---|
| 475 |
|
---|
| 476 | static void error1(TCCState *s1, int is_warning, const char *fmt, va_list ap)
|
---|
| 477 | {
|
---|
| 478 | char buf[2048];
|
---|
| 479 | BufferedFile **pf, *f;
|
---|
[331] | 480 |
|
---|
[279] | 481 | buf[0] = '\0';
|
---|
| 482 | /* use upper file if inline ":asm:" or token ":paste:" */
|
---|
[331] | 483 | for (f = file; f && f->filename[0] == ':'; f = f->prev)
|
---|
| 484 | ;
|
---|
[279] | 485 | if (f) {
|
---|
| 486 | for(pf = s1->include_stack; pf < s1->include_stack_ptr; pf++)
|
---|
| 487 | strcat_printf(buf, sizeof(buf), "In file included from %s:%d:\n",
|
---|
| 488 | (*pf)->filename, (*pf)->line_num);
|
---|
[331] | 489 | if (s1->error_set_jmp_enabled) {
|
---|
[279] | 490 | strcat_printf(buf, sizeof(buf), "%s:%d: ",
|
---|
[331] | 491 | f->filename, f->line_num - !!(tok_flags & TOK_FLAG_BOL));
|
---|
[279] | 492 | } else {
|
---|
| 493 | strcat_printf(buf, sizeof(buf), "%s: ",
|
---|
| 494 | f->filename);
|
---|
| 495 | }
|
---|
| 496 | } else {
|
---|
| 497 | strcat_printf(buf, sizeof(buf), "tcc: ");
|
---|
| 498 | }
|
---|
| 499 | if (is_warning)
|
---|
| 500 | strcat_printf(buf, sizeof(buf), "warning: ");
|
---|
| 501 | else
|
---|
| 502 | strcat_printf(buf, sizeof(buf), "error: ");
|
---|
| 503 | strcat_vprintf(buf, sizeof(buf), fmt, ap);
|
---|
| 504 |
|
---|
| 505 | if (!s1->error_func) {
|
---|
| 506 | /* default case: stderr */
|
---|
[331] | 507 | if (s1->output_type == TCC_OUTPUT_PREPROCESS && s1->ppfp == stdout)
|
---|
| 508 | /* print a newline during tcc -E */
|
---|
| 509 | printf("\n"), fflush(stdout);
|
---|
| 510 | fflush(stdout); /* flush -v output */
|
---|
[279] | 511 | fprintf(stderr, "%s\n", buf);
|
---|
[331] | 512 | fflush(stderr); /* print error/warning now (win32) */
|
---|
[279] | 513 | } else {
|
---|
| 514 | s1->error_func(s1->error_opaque, buf);
|
---|
| 515 | }
|
---|
| 516 | if (!is_warning || s1->warn_error)
|
---|
| 517 | s1->nb_errors++;
|
---|
| 518 | }
|
---|
| 519 |
|
---|
| 520 | LIBTCCAPI void tcc_set_error_func(TCCState *s, void *error_opaque,
|
---|
| 521 | void (*error_func)(void *opaque, const char *msg))
|
---|
| 522 | {
|
---|
| 523 | s->error_opaque = error_opaque;
|
---|
| 524 | s->error_func = error_func;
|
---|
| 525 | }
|
---|
| 526 |
|
---|
| 527 | /* error without aborting current compilation */
|
---|
| 528 | PUB_FUNC void tcc_error_noabort(const char *fmt, ...)
|
---|
| 529 | {
|
---|
| 530 | TCCState *s1 = tcc_state;
|
---|
| 531 | va_list ap;
|
---|
| 532 |
|
---|
| 533 | va_start(ap, fmt);
|
---|
| 534 | error1(s1, 0, fmt, ap);
|
---|
| 535 | va_end(ap);
|
---|
| 536 | }
|
---|
| 537 |
|
---|
| 538 | PUB_FUNC void tcc_error(const char *fmt, ...)
|
---|
| 539 | {
|
---|
| 540 | TCCState *s1 = tcc_state;
|
---|
| 541 | va_list ap;
|
---|
| 542 |
|
---|
| 543 | va_start(ap, fmt);
|
---|
| 544 | error1(s1, 0, fmt, ap);
|
---|
| 545 | va_end(ap);
|
---|
| 546 | /* better than nothing: in some cases, we accept to handle errors */
|
---|
| 547 | if (s1->error_set_jmp_enabled) {
|
---|
| 548 | longjmp(s1->error_jmp_buf, 1);
|
---|
| 549 | } else {
|
---|
| 550 | /* XXX: eliminate this someday */
|
---|
| 551 | exit(1);
|
---|
| 552 | }
|
---|
| 553 | }
|
---|
| 554 |
|
---|
| 555 | PUB_FUNC void tcc_warning(const char *fmt, ...)
|
---|
| 556 | {
|
---|
| 557 | TCCState *s1 = tcc_state;
|
---|
| 558 | va_list ap;
|
---|
| 559 |
|
---|
| 560 | if (s1->warn_none)
|
---|
| 561 | return;
|
---|
| 562 |
|
---|
| 563 | va_start(ap, fmt);
|
---|
| 564 | error1(s1, 1, fmt, ap);
|
---|
| 565 | va_end(ap);
|
---|
| 566 | }
|
---|
| 567 |
|
---|
| 568 | /********************************************************/
|
---|
| 569 | /* I/O layer */
|
---|
| 570 |
|
---|
| 571 | ST_FUNC void tcc_open_bf(TCCState *s1, const char *filename, int initlen)
|
---|
| 572 | {
|
---|
| 573 | BufferedFile *bf;
|
---|
| 574 | int buflen = initlen ? initlen : IO_BUF_SIZE;
|
---|
| 575 |
|
---|
[331] | 576 | bf = tcc_mallocz(sizeof(BufferedFile) + buflen);
|
---|
[279] | 577 | bf->buf_ptr = bf->buffer;
|
---|
| 578 | bf->buf_end = bf->buffer + initlen;
|
---|
| 579 | bf->buf_end[0] = CH_EOB; /* put eob symbol */
|
---|
| 580 | pstrcpy(bf->filename, sizeof(bf->filename), filename);
|
---|
[331] | 581 | bf->true_filename = bf->filename;
|
---|
[279] | 582 | bf->line_num = 1;
|
---|
| 583 | bf->ifdef_stack_ptr = s1->ifdef_stack_ptr;
|
---|
| 584 | bf->fd = -1;
|
---|
| 585 | bf->prev = file;
|
---|
| 586 | file = bf;
|
---|
[331] | 587 | tok_flags = TOK_FLAG_BOL | TOK_FLAG_BOF;
|
---|
[279] | 588 | }
|
---|
| 589 |
|
---|
| 590 | ST_FUNC void tcc_close(void)
|
---|
| 591 | {
|
---|
| 592 | BufferedFile *bf = file;
|
---|
| 593 | if (bf->fd > 0) {
|
---|
| 594 | close(bf->fd);
|
---|
| 595 | total_lines += bf->line_num;
|
---|
| 596 | }
|
---|
[331] | 597 | if (bf->true_filename != bf->filename)
|
---|
| 598 | tcc_free(bf->true_filename);
|
---|
[279] | 599 | file = bf->prev;
|
---|
| 600 | tcc_free(bf);
|
---|
| 601 | }
|
---|
| 602 |
|
---|
| 603 | ST_FUNC int tcc_open(TCCState *s1, const char *filename)
|
---|
| 604 | {
|
---|
| 605 | int fd;
|
---|
| 606 | if (strcmp(filename, "-") == 0)
|
---|
[331] | 607 | fd = 0, filename = "<stdin>";
|
---|
[279] | 608 | else
|
---|
| 609 | fd = open(filename, O_RDONLY | O_BINARY);
|
---|
| 610 | if ((s1->verbose == 2 && fd >= 0) || s1->verbose == 3)
|
---|
| 611 | printf("%s %*s%s\n", fd < 0 ? "nf":"->",
|
---|
| 612 | (int)(s1->include_stack_ptr - s1->include_stack), "", filename);
|
---|
| 613 | if (fd < 0)
|
---|
| 614 | return -1;
|
---|
| 615 | tcc_open_bf(s1, filename, 0);
|
---|
[331] | 616 | #ifdef _WIN32
|
---|
| 617 | normalize_slashes(file->filename);
|
---|
| 618 | #endif
|
---|
[279] | 619 | file->fd = fd;
|
---|
| 620 | return fd;
|
---|
| 621 | }
|
---|
| 622 |
|
---|
[331] | 623 | /* compile the file opened in 'file'. Return non zero if errors. */
|
---|
[279] | 624 | static int tcc_compile(TCCState *s1)
|
---|
| 625 | {
|
---|
| 626 | Sym *define_start;
|
---|
[331] | 627 | int filetype, is_asm;
|
---|
[279] | 628 |
|
---|
| 629 | define_start = define_stack;
|
---|
[331] | 630 | filetype = s1->filetype;
|
---|
| 631 | is_asm = filetype == AFF_TYPE_ASM || filetype == AFF_TYPE_ASMPP;
|
---|
| 632 | tccelf_begin_file(s1);
|
---|
[279] | 633 |
|
---|
| 634 | if (setjmp(s1->error_jmp_buf) == 0) {
|
---|
| 635 | s1->nb_errors = 0;
|
---|
| 636 | s1->error_set_jmp_enabled = 1;
|
---|
| 637 |
|
---|
[331] | 638 | preprocess_start(s1, is_asm);
|
---|
| 639 | if (s1->output_type == TCC_OUTPUT_PREPROCESS) {
|
---|
| 640 | tcc_preprocess(s1);
|
---|
| 641 | } else if (is_asm) {
|
---|
| 642 | #ifdef CONFIG_TCC_ASM
|
---|
| 643 | tcc_assemble(s1, filetype == AFF_TYPE_ASMPP);
|
---|
| 644 | #else
|
---|
| 645 | tcc_error_noabort("asm not supported");
|
---|
| 646 | #endif
|
---|
| 647 | } else {
|
---|
| 648 | tccgen_compile(s1);
|
---|
[279] | 649 | }
|
---|
| 650 | }
|
---|
| 651 | s1->error_set_jmp_enabled = 0;
|
---|
| 652 |
|
---|
[331] | 653 | preprocess_end(s1);
|
---|
| 654 | free_inline_functions(s1);
|
---|
| 655 | /* reset define stack, but keep -D and built-ins */
|
---|
| 656 | free_defines(define_start);
|
---|
| 657 | sym_pop(&global_stack, NULL, 0);
|
---|
| 658 | sym_pop(&local_stack, NULL, 0);
|
---|
| 659 | tccelf_end_file(s1);
|
---|
[279] | 660 | return s1->nb_errors != 0 ? -1 : 0;
|
---|
| 661 | }
|
---|
| 662 |
|
---|
| 663 | LIBTCCAPI int tcc_compile_string(TCCState *s, const char *str)
|
---|
| 664 | {
|
---|
| 665 | int len, ret;
|
---|
[331] | 666 |
|
---|
[279] | 667 | len = strlen(str);
|
---|
| 668 | tcc_open_bf(s, "<string>", len);
|
---|
| 669 | memcpy(file->buffer, str, len);
|
---|
| 670 | ret = tcc_compile(s);
|
---|
| 671 | tcc_close();
|
---|
| 672 | return ret;
|
---|
| 673 | }
|
---|
| 674 |
|
---|
| 675 | /* define a preprocessor symbol. A value can also be provided with the '=' operator */
|
---|
| 676 | LIBTCCAPI void tcc_define_symbol(TCCState *s1, const char *sym, const char *value)
|
---|
| 677 | {
|
---|
| 678 | int len1, len2;
|
---|
| 679 | /* default value */
|
---|
| 680 | if (!value)
|
---|
| 681 | value = "1";
|
---|
| 682 | len1 = strlen(sym);
|
---|
| 683 | len2 = strlen(value);
|
---|
| 684 |
|
---|
| 685 | /* init file structure */
|
---|
| 686 | tcc_open_bf(s1, "<define>", len1 + len2 + 1);
|
---|
| 687 | memcpy(file->buffer, sym, len1);
|
---|
| 688 | file->buffer[len1] = ' ';
|
---|
| 689 | memcpy(file->buffer + len1 + 1, value, len2);
|
---|
| 690 |
|
---|
| 691 | /* parse with define parser */
|
---|
| 692 | next_nomacro();
|
---|
| 693 | parse_define();
|
---|
| 694 | tcc_close();
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | /* undefine a preprocessor symbol */
|
---|
| 698 | LIBTCCAPI void tcc_undefine_symbol(TCCState *s1, const char *sym)
|
---|
| 699 | {
|
---|
| 700 | TokenSym *ts;
|
---|
| 701 | Sym *s;
|
---|
| 702 | ts = tok_alloc(sym, strlen(sym));
|
---|
| 703 | s = define_find(ts->tok);
|
---|
| 704 | /* undefine symbol by putting an invalid name */
|
---|
| 705 | if (s)
|
---|
| 706 | define_undef(s);
|
---|
| 707 | }
|
---|
| 708 |
|
---|
| 709 | /* cleanup all static data used during compilation */
|
---|
| 710 | static void tcc_cleanup(void)
|
---|
| 711 | {
|
---|
| 712 | if (NULL == tcc_state)
|
---|
| 713 | return;
|
---|
[331] | 714 | while (file)
|
---|
| 715 | tcc_close();
|
---|
| 716 | tccpp_delete(tcc_state);
|
---|
[279] | 717 | tcc_state = NULL;
|
---|
| 718 | /* free sym_pools */
|
---|
| 719 | dynarray_reset(&sym_pools, &nb_sym_pools);
|
---|
| 720 | /* reset symbol stack */
|
---|
| 721 | sym_free_first = NULL;
|
---|
| 722 | }
|
---|
| 723 |
|
---|
| 724 | LIBTCCAPI TCCState *tcc_new(void)
|
---|
| 725 | {
|
---|
| 726 | TCCState *s;
|
---|
| 727 |
|
---|
| 728 | tcc_cleanup();
|
---|
| 729 |
|
---|
| 730 | s = tcc_mallocz(sizeof(TCCState));
|
---|
| 731 | if (!s)
|
---|
| 732 | return NULL;
|
---|
| 733 | tcc_state = s;
|
---|
[331] | 734 | ++nb_states;
|
---|
| 735 |
|
---|
| 736 | s->alacarte_link = 1;
|
---|
| 737 | s->nocommon = 1;
|
---|
| 738 | s->warn_implicit_function_declaration = 1;
|
---|
| 739 | s->ms_extensions = 1;
|
---|
| 740 |
|
---|
| 741 | #ifdef CHAR_IS_UNSIGNED
|
---|
| 742 | s->char_is_unsigned = 1;
|
---|
| 743 | #endif
|
---|
| 744 | #ifdef TCC_TARGET_I386
|
---|
| 745 | s->seg_size = 32;
|
---|
| 746 | #endif
|
---|
| 747 | /* enable this if you want symbols with leading underscore on windows: */
|
---|
| 748 | #if 0 /* def TCC_TARGET_PE */
|
---|
| 749 | s->leading_underscore = 1;
|
---|
| 750 | #endif
|
---|
[279] | 751 | #ifdef _WIN32
|
---|
| 752 | tcc_set_lib_path_w32(s);
|
---|
| 753 | #else
|
---|
| 754 | tcc_set_lib_path(s, CONFIG_TCCDIR);
|
---|
| 755 | #endif
|
---|
[331] | 756 | tccelf_new(s);
|
---|
| 757 | tccpp_new(s);
|
---|
[279] | 758 |
|
---|
| 759 | /* we add dummy defines for some special macros to speed up tests
|
---|
| 760 | and to have working defined() */
|
---|
| 761 | define_push(TOK___LINE__, MACRO_OBJ, NULL, NULL);
|
---|
| 762 | define_push(TOK___FILE__, MACRO_OBJ, NULL, NULL);
|
---|
| 763 | define_push(TOK___DATE__, MACRO_OBJ, NULL, NULL);
|
---|
| 764 | define_push(TOK___TIME__, MACRO_OBJ, NULL, NULL);
|
---|
[331] | 765 | define_push(TOK___COUNTER__, MACRO_OBJ, NULL, NULL);
|
---|
| 766 | {
|
---|
| 767 | /* define __TINYC__ 92X */
|
---|
| 768 | char buffer[32]; int a,b,c;
|
---|
| 769 | sscanf(TCC_VERSION, "%d.%d.%d", &a, &b, &c);
|
---|
| 770 | sprintf(buffer, "%d", a*10000 + b*100 + c);
|
---|
| 771 | tcc_define_symbol(s, "__TINYC__", buffer);
|
---|
| 772 | }
|
---|
[279] | 773 |
|
---|
| 774 | /* standard defines */
|
---|
| 775 | tcc_define_symbol(s, "__STDC__", NULL);
|
---|
| 776 | tcc_define_symbol(s, "__STDC_VERSION__", "199901L");
|
---|
[331] | 777 | tcc_define_symbol(s, "__STDC_HOSTED__", NULL);
|
---|
[279] | 778 |
|
---|
| 779 | /* target defines */
|
---|
| 780 | #if defined(TCC_TARGET_I386)
|
---|
| 781 | tcc_define_symbol(s, "__i386__", NULL);
|
---|
| 782 | tcc_define_symbol(s, "__i386", NULL);
|
---|
| 783 | tcc_define_symbol(s, "i386", NULL);
|
---|
| 784 | #elif defined(TCC_TARGET_X86_64)
|
---|
| 785 | tcc_define_symbol(s, "__x86_64__", NULL);
|
---|
| 786 | #elif defined(TCC_TARGET_ARM)
|
---|
| 787 | tcc_define_symbol(s, "__ARM_ARCH_4__", NULL);
|
---|
| 788 | tcc_define_symbol(s, "__arm_elf__", NULL);
|
---|
| 789 | tcc_define_symbol(s, "__arm_elf", NULL);
|
---|
| 790 | tcc_define_symbol(s, "arm_elf", NULL);
|
---|
| 791 | tcc_define_symbol(s, "__arm__", NULL);
|
---|
| 792 | tcc_define_symbol(s, "__arm", NULL);
|
---|
| 793 | tcc_define_symbol(s, "arm", NULL);
|
---|
| 794 | tcc_define_symbol(s, "__APCS_32__", NULL);
|
---|
[331] | 795 | tcc_define_symbol(s, "__ARMEL__", NULL);
|
---|
| 796 | #if defined(TCC_ARM_EABI)
|
---|
| 797 | tcc_define_symbol(s, "__ARM_EABI__", NULL);
|
---|
[279] | 798 | #endif
|
---|
[331] | 799 | #if defined(TCC_ARM_HARDFLOAT)
|
---|
| 800 | s->float_abi = ARM_HARD_FLOAT;
|
---|
| 801 | tcc_define_symbol(s, "__ARM_PCS_VFP", NULL);
|
---|
| 802 | #else
|
---|
| 803 | s->float_abi = ARM_SOFTFP_FLOAT;
|
---|
| 804 | #endif
|
---|
| 805 | #elif defined(TCC_TARGET_ARM64)
|
---|
| 806 | tcc_define_symbol(s, "__aarch64__", NULL);
|
---|
| 807 | #elif defined TCC_TARGET_C67
|
---|
| 808 | tcc_define_symbol(s, "__C67__", NULL);
|
---|
| 809 | #endif
|
---|
[279] | 810 |
|
---|
| 811 | #ifdef TCC_TARGET_PE
|
---|
| 812 | tcc_define_symbol(s, "_WIN32", NULL);
|
---|
| 813 | # ifdef TCC_TARGET_X86_64
|
---|
| 814 | tcc_define_symbol(s, "_WIN64", NULL);
|
---|
| 815 | # endif
|
---|
| 816 | #else
|
---|
| 817 | tcc_define_symbol(s, "__unix__", NULL);
|
---|
| 818 | tcc_define_symbol(s, "__unix", NULL);
|
---|
| 819 | tcc_define_symbol(s, "unix", NULL);
|
---|
[331] | 820 | # if defined(__linux__)
|
---|
[279] | 821 | tcc_define_symbol(s, "__linux__", NULL);
|
---|
| 822 | tcc_define_symbol(s, "__linux", NULL);
|
---|
| 823 | # endif
|
---|
| 824 | # if defined(__FreeBSD__)
|
---|
[331] | 825 | tcc_define_symbol(s, "__FreeBSD__", "__FreeBSD__");
|
---|
| 826 | /* No 'Thread Storage Local' on FreeBSD with tcc */
|
---|
| 827 | tcc_define_symbol(s, "__NO_TLS", NULL);
|
---|
[279] | 828 | # endif
|
---|
| 829 | # if defined(__FreeBSD_kernel__)
|
---|
| 830 | tcc_define_symbol(s, "__FreeBSD_kernel__", NULL);
|
---|
| 831 | # endif
|
---|
[331] | 832 | # if defined(__NetBSD__)
|
---|
| 833 | tcc_define_symbol(s, "__NetBSD__", "__NetBSD__");
|
---|
| 834 | # endif
|
---|
| 835 | # if defined(__OpenBSD__)
|
---|
| 836 | tcc_define_symbol(s, "__OpenBSD__", "__OpenBSD__");
|
---|
| 837 | # endif
|
---|
[279] | 838 | #endif
|
---|
| 839 |
|
---|
| 840 | /* TinyCC & gcc defines */
|
---|
[331] | 841 | #if PTR_SIZE == 4
|
---|
| 842 | /* 32bit systems. */
|
---|
| 843 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned int");
|
---|
| 844 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "int");
|
---|
| 845 | tcc_define_symbol(s, "__ILP32__", NULL);
|
---|
| 846 | #elif LONG_SIZE == 4
|
---|
| 847 | /* 64bit Windows. */
|
---|
[279] | 848 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned long long");
|
---|
| 849 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "long long");
|
---|
[331] | 850 | tcc_define_symbol(s, "__LLP64__", NULL);
|
---|
[279] | 851 | #else
|
---|
[331] | 852 | /* Other 64bit systems. */
|
---|
[279] | 853 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned long");
|
---|
| 854 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "long");
|
---|
[331] | 855 | tcc_define_symbol(s, "__LP64__", NULL);
|
---|
[279] | 856 | #endif
|
---|
| 857 |
|
---|
| 858 | #ifdef TCC_TARGET_PE
|
---|
| 859 | tcc_define_symbol(s, "__WCHAR_TYPE__", "unsigned short");
|
---|
[331] | 860 | tcc_define_symbol(s, "__WINT_TYPE__", "unsigned short");
|
---|
[279] | 861 | #else
|
---|
| 862 | tcc_define_symbol(s, "__WCHAR_TYPE__", "int");
|
---|
[331] | 863 | /* wint_t is unsigned int by default, but (signed) int on BSDs
|
---|
| 864 | and unsigned short on windows. Other OSes might have still
|
---|
| 865 | other conventions, sigh. */
|
---|
| 866 | # if defined(__FreeBSD__) || defined (__FreeBSD_kernel__) \
|
---|
| 867 | || defined(__NetBSD__) || defined(__OpenBSD__)
|
---|
| 868 | tcc_define_symbol(s, "__WINT_TYPE__", "int");
|
---|
| 869 | # ifdef __FreeBSD__
|
---|
| 870 | /* define __GNUC__ to have some useful stuff from sys/cdefs.h
|
---|
| 871 | that are unconditionally used in FreeBSDs other system headers :/ */
|
---|
| 872 | tcc_define_symbol(s, "__GNUC__", "2");
|
---|
| 873 | tcc_define_symbol(s, "__GNUC_MINOR__", "7");
|
---|
| 874 | tcc_define_symbol(s, "__builtin_alloca", "alloca");
|
---|
| 875 | # endif
|
---|
| 876 | # else
|
---|
| 877 | tcc_define_symbol(s, "__WINT_TYPE__", "unsigned int");
|
---|
[279] | 878 | /* glibc defines */
|
---|
[331] | 879 | tcc_define_symbol(s, "__REDIRECT(name, proto, alias)",
|
---|
| 880 | "name proto __asm__ (#alias)");
|
---|
| 881 | tcc_define_symbol(s, "__REDIRECT_NTH(name, proto, alias)",
|
---|
| 882 | "name proto __asm__ (#alias) __THROW");
|
---|
| 883 | # endif
|
---|
| 884 | # if defined(TCC_MUSL)
|
---|
| 885 | tcc_define_symbol(s, "__DEFINED_va_list", "");
|
---|
| 886 | tcc_define_symbol(s, "__DEFINED___isoc_va_list", "");
|
---|
| 887 | tcc_define_symbol(s, "__isoc_va_list", "void *");
|
---|
| 888 | # endif /* TCC_MUSL */
|
---|
| 889 | /* Some GCC builtins that are simple to express as macros. */
|
---|
| 890 | tcc_define_symbol(s, "__builtin_extract_return_addr(x)", "x");
|
---|
| 891 | #endif /* ndef TCC_TARGET_PE */
|
---|
[279] | 892 | return s;
|
---|
| 893 | }
|
---|
| 894 |
|
---|
| 895 | LIBTCCAPI void tcc_delete(TCCState *s1)
|
---|
| 896 | {
|
---|
| 897 | tcc_cleanup();
|
---|
| 898 |
|
---|
[331] | 899 | /* free sections */
|
---|
| 900 | tccelf_delete(s1);
|
---|
[279] | 901 |
|
---|
| 902 | /* free library paths */
|
---|
| 903 | dynarray_reset(&s1->library_paths, &s1->nb_library_paths);
|
---|
| 904 | dynarray_reset(&s1->crt_paths, &s1->nb_crt_paths);
|
---|
| 905 |
|
---|
| 906 | /* free include paths */
|
---|
| 907 | dynarray_reset(&s1->cached_includes, &s1->nb_cached_includes);
|
---|
| 908 | dynarray_reset(&s1->include_paths, &s1->nb_include_paths);
|
---|
| 909 | dynarray_reset(&s1->sysinclude_paths, &s1->nb_sysinclude_paths);
|
---|
[331] | 910 | dynarray_reset(&s1->cmd_include_files, &s1->nb_cmd_include_files);
|
---|
[279] | 911 |
|
---|
| 912 | tcc_free(s1->tcc_lib_path);
|
---|
| 913 | tcc_free(s1->soname);
|
---|
| 914 | tcc_free(s1->rpath);
|
---|
| 915 | tcc_free(s1->init_symbol);
|
---|
| 916 | tcc_free(s1->fini_symbol);
|
---|
| 917 | tcc_free(s1->outfile);
|
---|
| 918 | tcc_free(s1->deps_outfile);
|
---|
| 919 | dynarray_reset(&s1->files, &s1->nb_files);
|
---|
| 920 | dynarray_reset(&s1->target_deps, &s1->nb_target_deps);
|
---|
[331] | 921 | dynarray_reset(&s1->pragma_libs, &s1->nb_pragma_libs);
|
---|
| 922 | dynarray_reset(&s1->argv, &s1->argc);
|
---|
[279] | 923 |
|
---|
| 924 | #ifdef TCC_IS_NATIVE
|
---|
[331] | 925 | /* free runtime memory */
|
---|
| 926 | tcc_run_free(s1);
|
---|
[279] | 927 | #endif
|
---|
| 928 |
|
---|
| 929 | tcc_free(s1);
|
---|
[331] | 930 | if (0 == --nb_states)
|
---|
| 931 | tcc_memcheck();
|
---|
[279] | 932 | }
|
---|
| 933 |
|
---|
[331] | 934 | LIBTCCAPI int tcc_set_output_type(TCCState *s, int output_type)
|
---|
| 935 | {
|
---|
| 936 | s->output_type = output_type;
|
---|
| 937 |
|
---|
| 938 | /* always elf for objects */
|
---|
| 939 | if (output_type == TCC_OUTPUT_OBJ)
|
---|
| 940 | s->output_format = TCC_OUTPUT_FORMAT_ELF;
|
---|
| 941 |
|
---|
| 942 | if (s->char_is_unsigned)
|
---|
| 943 | tcc_define_symbol(s, "__CHAR_UNSIGNED__", NULL);
|
---|
| 944 |
|
---|
| 945 | if (!s->nostdinc) {
|
---|
| 946 | /* default include paths */
|
---|
| 947 | /* -isystem paths have already been handled */
|
---|
| 948 | tcc_add_sysinclude_path(s, CONFIG_TCC_SYSINCLUDEPATHS);
|
---|
| 949 | }
|
---|
| 950 |
|
---|
| 951 | #ifdef CONFIG_TCC_BCHECK
|
---|
| 952 | if (s->do_bounds_check) {
|
---|
| 953 | /* if bound checking, then add corresponding sections */
|
---|
| 954 | tccelf_bounds_new(s);
|
---|
| 955 | /* define symbol */
|
---|
| 956 | tcc_define_symbol(s, "__BOUNDS_CHECKING_ON", NULL);
|
---|
| 957 | }
|
---|
| 958 | #endif
|
---|
| 959 | if (s->do_debug) {
|
---|
| 960 | /* add debug sections */
|
---|
| 961 | tccelf_stab_new(s);
|
---|
| 962 | }
|
---|
| 963 |
|
---|
| 964 | tcc_add_library_path(s, CONFIG_TCC_LIBPATHS);
|
---|
| 965 |
|
---|
| 966 | #ifdef TCC_TARGET_PE
|
---|
| 967 | # ifdef _WIN32
|
---|
| 968 | if (!s->nostdlib && output_type != TCC_OUTPUT_OBJ)
|
---|
| 969 | tcc_add_systemdir(s);
|
---|
| 970 | # endif
|
---|
| 971 | #else
|
---|
| 972 | /* paths for crt objects */
|
---|
| 973 | tcc_split_path(s, &s->crt_paths, &s->nb_crt_paths, CONFIG_TCC_CRTPREFIX);
|
---|
| 974 | /* add libc crt1/crti objects */
|
---|
| 975 | if ((output_type == TCC_OUTPUT_EXE || output_type == TCC_OUTPUT_DLL) &&
|
---|
| 976 | !s->nostdlib) {
|
---|
| 977 | if (output_type != TCC_OUTPUT_DLL)
|
---|
| 978 | tcc_add_crt(s, "crt1.o");
|
---|
| 979 | tcc_add_crt(s, "crti.o");
|
---|
| 980 | }
|
---|
| 981 | #endif
|
---|
| 982 | return 0;
|
---|
| 983 | }
|
---|
| 984 |
|
---|
[279] | 985 | LIBTCCAPI int tcc_add_include_path(TCCState *s, const char *pathname)
|
---|
| 986 | {
|
---|
[331] | 987 | tcc_split_path(s, &s->include_paths, &s->nb_include_paths, pathname);
|
---|
[279] | 988 | return 0;
|
---|
| 989 | }
|
---|
| 990 |
|
---|
| 991 | LIBTCCAPI int tcc_add_sysinclude_path(TCCState *s, const char *pathname)
|
---|
| 992 | {
|
---|
[331] | 993 | tcc_split_path(s, &s->sysinclude_paths, &s->nb_sysinclude_paths, pathname);
|
---|
[279] | 994 | return 0;
|
---|
| 995 | }
|
---|
| 996 |
|
---|
| 997 | ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags)
|
---|
| 998 | {
|
---|
[331] | 999 | int ret;
|
---|
[279] | 1000 |
|
---|
| 1001 | /* open the file */
|
---|
| 1002 | ret = tcc_open(s1, filename);
|
---|
| 1003 | if (ret < 0) {
|
---|
| 1004 | if (flags & AFF_PRINT_ERROR)
|
---|
| 1005 | tcc_error_noabort("file '%s' not found", filename);
|
---|
| 1006 | return ret;
|
---|
| 1007 | }
|
---|
| 1008 |
|
---|
| 1009 | /* update target deps */
|
---|
[331] | 1010 | dynarray_add(&s1->target_deps, &s1->nb_target_deps,
|
---|
[279] | 1011 | tcc_strdup(filename));
|
---|
| 1012 |
|
---|
[331] | 1013 | if (flags & AFF_TYPE_BIN) {
|
---|
| 1014 | ElfW(Ehdr) ehdr;
|
---|
| 1015 | int fd, obj_type;
|
---|
[279] | 1016 |
|
---|
[331] | 1017 | fd = file->fd;
|
---|
| 1018 | obj_type = tcc_object_type(fd, &ehdr);
|
---|
| 1019 | lseek(fd, 0, SEEK_SET);
|
---|
[279] | 1020 |
|
---|
[331] | 1021 | #ifdef TCC_TARGET_MACHO
|
---|
| 1022 | if (0 == obj_type && 0 == strcmp(tcc_fileextension(filename), ".dylib"))
|
---|
| 1023 | obj_type = AFF_BINTYPE_DYN;
|
---|
[279] | 1024 | #endif
|
---|
| 1025 |
|
---|
[331] | 1026 | switch (obj_type) {
|
---|
| 1027 | case AFF_BINTYPE_REL:
|
---|
[279] | 1028 | ret = tcc_load_object_file(s1, fd, 0);
|
---|
[331] | 1029 | break;
|
---|
[279] | 1030 | #ifndef TCC_TARGET_PE
|
---|
[331] | 1031 | case AFF_BINTYPE_DYN:
|
---|
[279] | 1032 | if (s1->output_type == TCC_OUTPUT_MEMORY) {
|
---|
[331] | 1033 | ret = 0;
|
---|
[279] | 1034 | #ifdef TCC_IS_NATIVE
|
---|
[331] | 1035 | if (NULL == dlopen(filename, RTLD_GLOBAL | RTLD_LAZY))
|
---|
| 1036 | ret = -1;
|
---|
[279] | 1037 | #endif
|
---|
| 1038 | } else {
|
---|
[331] | 1039 | ret = tcc_load_dll(s1, fd, filename,
|
---|
[279] | 1040 | (flags & AFF_REFERENCED_DLL) != 0);
|
---|
| 1041 | }
|
---|
[331] | 1042 | break;
|
---|
[279] | 1043 | #endif
|
---|
[331] | 1044 | case AFF_BINTYPE_AR:
|
---|
| 1045 | ret = tcc_load_archive(s1, fd);
|
---|
| 1046 | break;
|
---|
[279] | 1047 | #ifdef TCC_TARGET_COFF
|
---|
[331] | 1048 | case AFF_BINTYPE_C67:
|
---|
| 1049 | ret = tcc_load_coff(s1, fd);
|
---|
| 1050 | break;
|
---|
[279] | 1051 | #endif
|
---|
[331] | 1052 | default:
|
---|
[279] | 1053 | #ifdef TCC_TARGET_PE
|
---|
[331] | 1054 | ret = pe_load_file(s1, filename, fd);
|
---|
[279] | 1055 | #else
|
---|
[331] | 1056 | /* as GNU ld, consider it is an ld script if not recognized */
|
---|
| 1057 | ret = tcc_load_ldscript(s1);
|
---|
[279] | 1058 | #endif
|
---|
[331] | 1059 | if (ret < 0)
|
---|
| 1060 | tcc_error_noabort("unrecognized file type");
|
---|
| 1061 | break;
|
---|
| 1062 | }
|
---|
| 1063 | } else {
|
---|
| 1064 | ret = tcc_compile(s1);
|
---|
| 1065 | }
|
---|
[279] | 1066 | tcc_close();
|
---|
| 1067 | return ret;
|
---|
| 1068 | }
|
---|
| 1069 |
|
---|
| 1070 | LIBTCCAPI int tcc_add_file(TCCState *s, const char *filename)
|
---|
| 1071 | {
|
---|
[331] | 1072 | int filetype = s->filetype;
|
---|
| 1073 | int flags = AFF_PRINT_ERROR;
|
---|
| 1074 | if (filetype == 0) {
|
---|
| 1075 | /* use a file extension to detect a filetype */
|
---|
| 1076 | const char *ext = tcc_fileextension(filename);
|
---|
| 1077 | if (ext[0]) {
|
---|
| 1078 | ext++;
|
---|
| 1079 | if (!strcmp(ext, "S"))
|
---|
| 1080 | filetype = AFF_TYPE_ASMPP;
|
---|
| 1081 | else if (!strcmp(ext, "s"))
|
---|
| 1082 | filetype = AFF_TYPE_ASM;
|
---|
| 1083 | else if (!PATHCMP(ext, "c") || !PATHCMP(ext, "i"))
|
---|
| 1084 | filetype = AFF_TYPE_C;
|
---|
| 1085 | else
|
---|
| 1086 | flags |= AFF_TYPE_BIN;
|
---|
| 1087 | } else {
|
---|
| 1088 | filetype = AFF_TYPE_C;
|
---|
| 1089 | }
|
---|
| 1090 | s->filetype = filetype;
|
---|
| 1091 | }
|
---|
| 1092 | return tcc_add_file_internal(s, filename, flags);
|
---|
[279] | 1093 | }
|
---|
| 1094 |
|
---|
| 1095 | LIBTCCAPI int tcc_add_library_path(TCCState *s, const char *pathname)
|
---|
| 1096 | {
|
---|
[331] | 1097 | tcc_split_path(s, &s->library_paths, &s->nb_library_paths, pathname);
|
---|
[279] | 1098 | return 0;
|
---|
| 1099 | }
|
---|
| 1100 |
|
---|
| 1101 | static int tcc_add_library_internal(TCCState *s, const char *fmt,
|
---|
| 1102 | const char *filename, int flags, char **paths, int nb_paths)
|
---|
| 1103 | {
|
---|
| 1104 | char buf[1024];
|
---|
| 1105 | int i;
|
---|
| 1106 |
|
---|
| 1107 | for(i = 0; i < nb_paths; i++) {
|
---|
| 1108 | snprintf(buf, sizeof(buf), fmt, paths[i], filename);
|
---|
[331] | 1109 | if (tcc_add_file_internal(s, buf, flags | AFF_TYPE_BIN) == 0)
|
---|
[279] | 1110 | return 0;
|
---|
| 1111 | }
|
---|
| 1112 | return -1;
|
---|
| 1113 | }
|
---|
| 1114 |
|
---|
| 1115 | /* find and load a dll. Return non zero if not found */
|
---|
| 1116 | /* XXX: add '-rpath' option support ? */
|
---|
| 1117 | ST_FUNC int tcc_add_dll(TCCState *s, const char *filename, int flags)
|
---|
| 1118 | {
|
---|
| 1119 | return tcc_add_library_internal(s, "%s/%s", filename, flags,
|
---|
| 1120 | s->library_paths, s->nb_library_paths);
|
---|
| 1121 | }
|
---|
| 1122 |
|
---|
| 1123 | ST_FUNC int tcc_add_crt(TCCState *s, const char *filename)
|
---|
| 1124 | {
|
---|
| 1125 | if (-1 == tcc_add_library_internal(s, "%s/%s",
|
---|
| 1126 | filename, 0, s->crt_paths, s->nb_crt_paths))
|
---|
| 1127 | tcc_error_noabort("file '%s' not found", filename);
|
---|
| 1128 | return 0;
|
---|
| 1129 | }
|
---|
| 1130 |
|
---|
| 1131 | /* the library name is the same as the argument of the '-l' option */
|
---|
| 1132 | LIBTCCAPI int tcc_add_library(TCCState *s, const char *libraryname)
|
---|
| 1133 | {
|
---|
[331] | 1134 | #if defined TCC_TARGET_PE
|
---|
[279] | 1135 | const char *libs[] = { "%s/%s.def", "%s/lib%s.def", "%s/%s.dll", "%s/lib%s.dll", "%s/lib%s.a", NULL };
|
---|
| 1136 | const char **pp = s->static_link ? libs + 4 : libs;
|
---|
[331] | 1137 | #elif defined TCC_TARGET_MACHO
|
---|
| 1138 | const char *libs[] = { "%s/lib%s.dylib", "%s/lib%s.a", NULL };
|
---|
| 1139 | const char **pp = s->static_link ? libs + 1 : libs;
|
---|
[279] | 1140 | #else
|
---|
| 1141 | const char *libs[] = { "%s/lib%s.so", "%s/lib%s.a", NULL };
|
---|
| 1142 | const char **pp = s->static_link ? libs + 1 : libs;
|
---|
| 1143 | #endif
|
---|
| 1144 | while (*pp) {
|
---|
| 1145 | if (0 == tcc_add_library_internal(s, *pp,
|
---|
| 1146 | libraryname, 0, s->library_paths, s->nb_library_paths))
|
---|
| 1147 | return 0;
|
---|
| 1148 | ++pp;
|
---|
| 1149 | }
|
---|
| 1150 | return -1;
|
---|
| 1151 | }
|
---|
| 1152 |
|
---|
[331] | 1153 | PUB_FUNC int tcc_add_library_err(TCCState *s, const char *libname)
|
---|
| 1154 | {
|
---|
| 1155 | int ret = tcc_add_library(s, libname);
|
---|
| 1156 | if (ret < 0)
|
---|
| 1157 | tcc_error_noabort("library '%s' not found", libname);
|
---|
| 1158 | return ret;
|
---|
| 1159 | }
|
---|
| 1160 |
|
---|
| 1161 | /* handle #pragma comment(lib,) */
|
---|
| 1162 | ST_FUNC void tcc_add_pragma_libs(TCCState *s1)
|
---|
| 1163 | {
|
---|
| 1164 | int i;
|
---|
| 1165 | for (i = 0; i < s1->nb_pragma_libs; i++)
|
---|
| 1166 | tcc_add_library_err(s1, s1->pragma_libs[i]);
|
---|
| 1167 | }
|
---|
| 1168 |
|
---|
[279] | 1169 | LIBTCCAPI int tcc_add_symbol(TCCState *s, const char *name, const void *val)
|
---|
| 1170 | {
|
---|
| 1171 | #ifdef TCC_TARGET_PE
|
---|
| 1172 | /* On x86_64 'val' might not be reachable with a 32bit offset.
|
---|
| 1173 | So it is handled here as if it were in a DLL. */
|
---|
| 1174 | pe_putimport(s, 0, name, (uintptr_t)val);
|
---|
| 1175 | #else
|
---|
[331] | 1176 | set_elf_sym(symtab_section, (uintptr_t)val, 0,
|
---|
[279] | 1177 | ELFW(ST_INFO)(STB_GLOBAL, STT_NOTYPE), 0,
|
---|
| 1178 | SHN_ABS, name);
|
---|
| 1179 | #endif
|
---|
| 1180 | return 0;
|
---|
| 1181 | }
|
---|
| 1182 |
|
---|
| 1183 | LIBTCCAPI void tcc_set_lib_path(TCCState *s, const char *path)
|
---|
| 1184 | {
|
---|
| 1185 | tcc_free(s->tcc_lib_path);
|
---|
| 1186 | s->tcc_lib_path = tcc_strdup(path);
|
---|
| 1187 | }
|
---|
| 1188 |
|
---|
| 1189 | #define WD_ALL 0x0001 /* warning is activated when using -Wall */
|
---|
| 1190 | #define FD_INVERT 0x0002 /* invert value before storing */
|
---|
| 1191 |
|
---|
| 1192 | typedef struct FlagDef {
|
---|
| 1193 | uint16_t offset;
|
---|
| 1194 | uint16_t flags;
|
---|
| 1195 | const char *name;
|
---|
| 1196 | } FlagDef;
|
---|
| 1197 |
|
---|
[331] | 1198 | static int no_flag(const char **pp)
|
---|
| 1199 | {
|
---|
| 1200 | const char *p = *pp;
|
---|
| 1201 | if (*p != 'n' || *++p != 'o' || *++p != '-')
|
---|
| 1202 | return 0;
|
---|
| 1203 | *pp = p + 1;
|
---|
| 1204 | return 1;
|
---|
| 1205 | }
|
---|
[279] | 1206 |
|
---|
[331] | 1207 | ST_FUNC int set_flag(TCCState *s, const FlagDef *flags, const char *name)
|
---|
[279] | 1208 | {
|
---|
[331] | 1209 | int value, ret;
|
---|
[279] | 1210 | const FlagDef *p;
|
---|
| 1211 | const char *r;
|
---|
| 1212 |
|
---|
[331] | 1213 | value = 1;
|
---|
[279] | 1214 | r = name;
|
---|
[331] | 1215 | if (no_flag(&r))
|
---|
| 1216 | value = 0;
|
---|
[279] | 1217 |
|
---|
[331] | 1218 | for (ret = -1, p = flags; p->name; ++p) {
|
---|
| 1219 | if (ret) {
|
---|
| 1220 | if (strcmp(r, p->name))
|
---|
| 1221 | continue;
|
---|
| 1222 | } else {
|
---|
| 1223 | if (0 == (p->flags & WD_ALL))
|
---|
| 1224 | continue;
|
---|
[279] | 1225 | }
|
---|
[331] | 1226 | if (p->offset) {
|
---|
| 1227 | *(int*)((char *)s + p->offset) =
|
---|
| 1228 | p->flags & FD_INVERT ? !value : value;
|
---|
| 1229 | if (ret)
|
---|
| 1230 | return 0;
|
---|
| 1231 | } else {
|
---|
| 1232 | ret = 0;
|
---|
| 1233 | }
|
---|
[279] | 1234 | }
|
---|
[331] | 1235 | return ret;
|
---|
[279] | 1236 | }
|
---|
| 1237 |
|
---|
| 1238 | static int strstart(const char *val, const char **str)
|
---|
| 1239 | {
|
---|
| 1240 | const char *p, *q;
|
---|
| 1241 | p = *str;
|
---|
| 1242 | q = val;
|
---|
| 1243 | while (*q) {
|
---|
| 1244 | if (*p != *q)
|
---|
| 1245 | return 0;
|
---|
| 1246 | p++;
|
---|
| 1247 | q++;
|
---|
| 1248 | }
|
---|
| 1249 | *str = p;
|
---|
| 1250 | return 1;
|
---|
| 1251 | }
|
---|
| 1252 |
|
---|
| 1253 | /* Like strstart, but automatically takes into account that ld options can
|
---|
| 1254 | *
|
---|
| 1255 | * - start with double or single dash (e.g. '--soname' or '-soname')
|
---|
| 1256 | * - arguments can be given as separate or after '=' (e.g. '-Wl,-soname,x.so'
|
---|
| 1257 | * or '-Wl,-soname=x.so')
|
---|
| 1258 | *
|
---|
| 1259 | * you provide `val` always in 'option[=]' form (no leading -)
|
---|
| 1260 | */
|
---|
| 1261 | static int link_option(const char *str, const char *val, const char **ptr)
|
---|
| 1262 | {
|
---|
| 1263 | const char *p, *q;
|
---|
[331] | 1264 | int ret;
|
---|
[279] | 1265 |
|
---|
| 1266 | /* there should be 1 or 2 dashes */
|
---|
| 1267 | if (*str++ != '-')
|
---|
| 1268 | return 0;
|
---|
| 1269 | if (*str == '-')
|
---|
| 1270 | str++;
|
---|
| 1271 |
|
---|
[331] | 1272 | /* then str & val should match (potentially up to '=') */
|
---|
[279] | 1273 | p = str;
|
---|
| 1274 | q = val;
|
---|
| 1275 |
|
---|
[331] | 1276 | ret = 1;
|
---|
| 1277 | if (q[0] == '?') {
|
---|
| 1278 | ++q;
|
---|
| 1279 | if (no_flag(&p))
|
---|
| 1280 | ret = -1;
|
---|
| 1281 | }
|
---|
| 1282 |
|
---|
[279] | 1283 | while (*q != '\0' && *q != '=') {
|
---|
| 1284 | if (*p != *q)
|
---|
| 1285 | return 0;
|
---|
| 1286 | p++;
|
---|
| 1287 | q++;
|
---|
| 1288 | }
|
---|
| 1289 |
|
---|
| 1290 | /* '=' near eos means ',' or '=' is ok */
|
---|
| 1291 | if (*q == '=') {
|
---|
[331] | 1292 | if (*p == 0)
|
---|
| 1293 | *ptr = p;
|
---|
[279] | 1294 | if (*p != ',' && *p != '=')
|
---|
| 1295 | return 0;
|
---|
| 1296 | p++;
|
---|
[331] | 1297 | } else if (*p) {
|
---|
| 1298 | return 0;
|
---|
[279] | 1299 | }
|
---|
[331] | 1300 | *ptr = p;
|
---|
| 1301 | return ret;
|
---|
[279] | 1302 | }
|
---|
| 1303 |
|
---|
| 1304 | static const char *skip_linker_arg(const char **str)
|
---|
| 1305 | {
|
---|
| 1306 | const char *s1 = *str;
|
---|
| 1307 | const char *s2 = strchr(s1, ',');
|
---|
| 1308 | *str = s2 ? s2++ : (s2 = s1 + strlen(s1));
|
---|
| 1309 | return s2;
|
---|
| 1310 | }
|
---|
| 1311 |
|
---|
[331] | 1312 | static void copy_linker_arg(char **pp, const char *s, int sep)
|
---|
[279] | 1313 | {
|
---|
[331] | 1314 | const char *q = s;
|
---|
| 1315 | char *p = *pp;
|
---|
| 1316 | int l = 0;
|
---|
| 1317 | if (p && sep)
|
---|
| 1318 | p[l = strlen(p)] = sep, ++l;
|
---|
[279] | 1319 | skip_linker_arg(&q);
|
---|
[331] | 1320 | pstrncpy(l + (*pp = tcc_realloc(p, q - s + l + 1)), s, q - s);
|
---|
[279] | 1321 | }
|
---|
| 1322 |
|
---|
| 1323 | /* set linker options */
|
---|
| 1324 | static int tcc_set_linker(TCCState *s, const char *option)
|
---|
| 1325 | {
|
---|
[331] | 1326 | while (*option) {
|
---|
[279] | 1327 |
|
---|
[331] | 1328 | const char *p = NULL;
|
---|
[279] | 1329 | char *end = NULL;
|
---|
| 1330 | int ignoring = 0;
|
---|
[331] | 1331 | int ret;
|
---|
[279] | 1332 |
|
---|
| 1333 | if (link_option(option, "Bsymbolic", &p)) {
|
---|
| 1334 | s->symbolic = 1;
|
---|
| 1335 | } else if (link_option(option, "nostdlib", &p)) {
|
---|
| 1336 | s->nostdlib = 1;
|
---|
| 1337 | } else if (link_option(option, "fini=", &p)) {
|
---|
[331] | 1338 | copy_linker_arg(&s->fini_symbol, p, 0);
|
---|
[279] | 1339 | ignoring = 1;
|
---|
| 1340 | } else if (link_option(option, "image-base=", &p)
|
---|
| 1341 | || link_option(option, "Ttext=", &p)) {
|
---|
| 1342 | s->text_addr = strtoull(p, &end, 16);
|
---|
| 1343 | s->has_text_addr = 1;
|
---|
| 1344 | } else if (link_option(option, "init=", &p)) {
|
---|
[331] | 1345 | copy_linker_arg(&s->init_symbol, p, 0);
|
---|
[279] | 1346 | ignoring = 1;
|
---|
| 1347 | } else if (link_option(option, "oformat=", &p)) {
|
---|
| 1348 | #if defined(TCC_TARGET_PE)
|
---|
| 1349 | if (strstart("pe-", &p)) {
|
---|
[331] | 1350 | #elif PTR_SIZE == 8
|
---|
[279] | 1351 | if (strstart("elf64-", &p)) {
|
---|
| 1352 | #else
|
---|
| 1353 | if (strstart("elf32-", &p)) {
|
---|
| 1354 | #endif
|
---|
| 1355 | s->output_format = TCC_OUTPUT_FORMAT_ELF;
|
---|
| 1356 | } else if (!strcmp(p, "binary")) {
|
---|
| 1357 | s->output_format = TCC_OUTPUT_FORMAT_BINARY;
|
---|
| 1358 | #ifdef TCC_TARGET_COFF
|
---|
| 1359 | } else if (!strcmp(p, "coff")) {
|
---|
| 1360 | s->output_format = TCC_OUTPUT_FORMAT_COFF;
|
---|
| 1361 | #endif
|
---|
| 1362 | } else
|
---|
| 1363 | goto err;
|
---|
| 1364 |
|
---|
[331] | 1365 | } else if (link_option(option, "as-needed", &p)) {
|
---|
| 1366 | ignoring = 1;
|
---|
| 1367 | } else if (link_option(option, "O", &p)) {
|
---|
| 1368 | ignoring = 1;
|
---|
| 1369 | } else if (link_option(option, "export-all-symbols", &p)) {
|
---|
| 1370 | s->rdynamic = 1;
|
---|
[279] | 1371 | } else if (link_option(option, "rpath=", &p)) {
|
---|
[331] | 1372 | copy_linker_arg(&s->rpath, p, ':');
|
---|
| 1373 | } else if (link_option(option, "enable-new-dtags", &p)) {
|
---|
| 1374 | s->enable_new_dtags = 1;
|
---|
[279] | 1375 | } else if (link_option(option, "section-alignment=", &p)) {
|
---|
| 1376 | s->section_align = strtoul(p, &end, 16);
|
---|
| 1377 | } else if (link_option(option, "soname=", &p)) {
|
---|
[331] | 1378 | copy_linker_arg(&s->soname, p, 0);
|
---|
[279] | 1379 | #ifdef TCC_TARGET_PE
|
---|
[331] | 1380 | } else if (link_option(option, "large-address-aware", &p)) {
|
---|
| 1381 | s->pe_characteristics |= 0x20;
|
---|
[279] | 1382 | } else if (link_option(option, "file-alignment=", &p)) {
|
---|
| 1383 | s->pe_file_align = strtoul(p, &end, 16);
|
---|
| 1384 | } else if (link_option(option, "stack=", &p)) {
|
---|
| 1385 | s->pe_stack_size = strtoul(p, &end, 10);
|
---|
| 1386 | } else if (link_option(option, "subsystem=", &p)) {
|
---|
| 1387 | #if defined(TCC_TARGET_I386) || defined(TCC_TARGET_X86_64)
|
---|
| 1388 | if (!strcmp(p, "native")) {
|
---|
| 1389 | s->pe_subsystem = 1;
|
---|
| 1390 | } else if (!strcmp(p, "console")) {
|
---|
| 1391 | s->pe_subsystem = 3;
|
---|
[331] | 1392 | } else if (!strcmp(p, "gui") || !strcmp(p, "windows")) {
|
---|
[279] | 1393 | s->pe_subsystem = 2;
|
---|
| 1394 | } else if (!strcmp(p, "posix")) {
|
---|
| 1395 | s->pe_subsystem = 7;
|
---|
| 1396 | } else if (!strcmp(p, "efiapp")) {
|
---|
| 1397 | s->pe_subsystem = 10;
|
---|
| 1398 | } else if (!strcmp(p, "efiboot")) {
|
---|
| 1399 | s->pe_subsystem = 11;
|
---|
| 1400 | } else if (!strcmp(p, "efiruntime")) {
|
---|
| 1401 | s->pe_subsystem = 12;
|
---|
| 1402 | } else if (!strcmp(p, "efirom")) {
|
---|
| 1403 | s->pe_subsystem = 13;
|
---|
| 1404 | #elif defined(TCC_TARGET_ARM)
|
---|
| 1405 | if (!strcmp(p, "wince")) {
|
---|
| 1406 | s->pe_subsystem = 9;
|
---|
| 1407 | #endif
|
---|
| 1408 | } else
|
---|
| 1409 | goto err;
|
---|
| 1410 | #endif
|
---|
[331] | 1411 | } else if (ret = link_option(option, "?whole-archive", &p), ret) {
|
---|
| 1412 | s->alacarte_link = ret < 0;
|
---|
| 1413 | } else if (p) {
|
---|
| 1414 | return 0;
|
---|
| 1415 | } else {
|
---|
| 1416 | err:
|
---|
| 1417 | tcc_error("unsupported linker option '%s'", option);
|
---|
| 1418 | }
|
---|
[279] | 1419 |
|
---|
[331] | 1420 | if (ignoring && s->warn_unsupported)
|
---|
| 1421 | tcc_warning("unsupported linker option '%s'", option);
|
---|
| 1422 |
|
---|
[279] | 1423 | option = skip_linker_arg(&p);
|
---|
| 1424 | }
|
---|
[331] | 1425 | return 1;
|
---|
[279] | 1426 | }
|
---|
| 1427 |
|
---|
| 1428 | typedef struct TCCOption {
|
---|
| 1429 | const char *name;
|
---|
| 1430 | uint16_t index;
|
---|
| 1431 | uint16_t flags;
|
---|
| 1432 | } TCCOption;
|
---|
| 1433 |
|
---|
| 1434 | enum {
|
---|
| 1435 | TCC_OPTION_HELP,
|
---|
[331] | 1436 | TCC_OPTION_HELP2,
|
---|
| 1437 | TCC_OPTION_v,
|
---|
[279] | 1438 | TCC_OPTION_I,
|
---|
| 1439 | TCC_OPTION_D,
|
---|
| 1440 | TCC_OPTION_U,
|
---|
[331] | 1441 | TCC_OPTION_P,
|
---|
[279] | 1442 | TCC_OPTION_L,
|
---|
| 1443 | TCC_OPTION_B,
|
---|
| 1444 | TCC_OPTION_l,
|
---|
| 1445 | TCC_OPTION_bench,
|
---|
| 1446 | TCC_OPTION_bt,
|
---|
| 1447 | TCC_OPTION_b,
|
---|
| 1448 | TCC_OPTION_g,
|
---|
| 1449 | TCC_OPTION_c,
|
---|
[331] | 1450 | TCC_OPTION_dumpversion,
|
---|
| 1451 | TCC_OPTION_d,
|
---|
[279] | 1452 | TCC_OPTION_static,
|
---|
[331] | 1453 | TCC_OPTION_std,
|
---|
[279] | 1454 | TCC_OPTION_shared,
|
---|
| 1455 | TCC_OPTION_soname,
|
---|
| 1456 | TCC_OPTION_o,
|
---|
| 1457 | TCC_OPTION_r,
|
---|
| 1458 | TCC_OPTION_s,
|
---|
[331] | 1459 | TCC_OPTION_traditional,
|
---|
[279] | 1460 | TCC_OPTION_Wl,
|
---|
[331] | 1461 | TCC_OPTION_Wp,
|
---|
[279] | 1462 | TCC_OPTION_W,
|
---|
| 1463 | TCC_OPTION_O,
|
---|
[331] | 1464 | TCC_OPTION_mfloat_abi,
|
---|
[279] | 1465 | TCC_OPTION_m,
|
---|
| 1466 | TCC_OPTION_f,
|
---|
| 1467 | TCC_OPTION_isystem,
|
---|
[331] | 1468 | TCC_OPTION_iwithprefix,
|
---|
| 1469 | TCC_OPTION_include,
|
---|
[279] | 1470 | TCC_OPTION_nostdinc,
|
---|
| 1471 | TCC_OPTION_nostdlib,
|
---|
| 1472 | TCC_OPTION_print_search_dirs,
|
---|
| 1473 | TCC_OPTION_rdynamic,
|
---|
[331] | 1474 | TCC_OPTION_param,
|
---|
[279] | 1475 | TCC_OPTION_pedantic,
|
---|
| 1476 | TCC_OPTION_pthread,
|
---|
| 1477 | TCC_OPTION_run,
|
---|
| 1478 | TCC_OPTION_w,
|
---|
| 1479 | TCC_OPTION_pipe,
|
---|
| 1480 | TCC_OPTION_E,
|
---|
| 1481 | TCC_OPTION_MD,
|
---|
| 1482 | TCC_OPTION_MF,
|
---|
| 1483 | TCC_OPTION_x,
|
---|
[331] | 1484 | TCC_OPTION_ar,
|
---|
| 1485 | TCC_OPTION_impdef
|
---|
[279] | 1486 | };
|
---|
| 1487 |
|
---|
| 1488 | #define TCC_OPTION_HAS_ARG 0x0001
|
---|
| 1489 | #define TCC_OPTION_NOSEP 0x0002 /* cannot have space before option and arg */
|
---|
| 1490 |
|
---|
| 1491 | static const TCCOption tcc_options[] = {
|
---|
| 1492 | { "h", TCC_OPTION_HELP, 0 },
|
---|
| 1493 | { "-help", TCC_OPTION_HELP, 0 },
|
---|
| 1494 | { "?", TCC_OPTION_HELP, 0 },
|
---|
[331] | 1495 | { "hh", TCC_OPTION_HELP2, 0 },
|
---|
| 1496 | { "v", TCC_OPTION_v, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1497 | { "I", TCC_OPTION_I, TCC_OPTION_HAS_ARG },
|
---|
| 1498 | { "D", TCC_OPTION_D, TCC_OPTION_HAS_ARG },
|
---|
| 1499 | { "U", TCC_OPTION_U, TCC_OPTION_HAS_ARG },
|
---|
[331] | 1500 | { "P", TCC_OPTION_P, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1501 | { "L", TCC_OPTION_L, TCC_OPTION_HAS_ARG },
|
---|
| 1502 | { "B", TCC_OPTION_B, TCC_OPTION_HAS_ARG },
|
---|
| 1503 | { "l", TCC_OPTION_l, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
| 1504 | { "bench", TCC_OPTION_bench, 0 },
|
---|
| 1505 | #ifdef CONFIG_TCC_BACKTRACE
|
---|
| 1506 | { "bt", TCC_OPTION_bt, TCC_OPTION_HAS_ARG },
|
---|
| 1507 | #endif
|
---|
| 1508 | #ifdef CONFIG_TCC_BCHECK
|
---|
| 1509 | { "b", TCC_OPTION_b, 0 },
|
---|
| 1510 | #endif
|
---|
| 1511 | { "g", TCC_OPTION_g, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
| 1512 | { "c", TCC_OPTION_c, 0 },
|
---|
[331] | 1513 | { "dumpversion", TCC_OPTION_dumpversion, 0},
|
---|
| 1514 | { "d", TCC_OPTION_d, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1515 | { "static", TCC_OPTION_static, 0 },
|
---|
[331] | 1516 | { "std", TCC_OPTION_std, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1517 | { "shared", TCC_OPTION_shared, 0 },
|
---|
| 1518 | { "soname", TCC_OPTION_soname, TCC_OPTION_HAS_ARG },
|
---|
| 1519 | { "o", TCC_OPTION_o, TCC_OPTION_HAS_ARG },
|
---|
[331] | 1520 | { "-param", TCC_OPTION_param, TCC_OPTION_HAS_ARG },
|
---|
[279] | 1521 | { "pedantic", TCC_OPTION_pedantic, 0},
|
---|
| 1522 | { "pthread", TCC_OPTION_pthread, 0},
|
---|
| 1523 | { "run", TCC_OPTION_run, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
| 1524 | { "rdynamic", TCC_OPTION_rdynamic, 0 },
|
---|
| 1525 | { "r", TCC_OPTION_r, 0 },
|
---|
| 1526 | { "s", TCC_OPTION_s, 0 },
|
---|
[331] | 1527 | { "traditional", TCC_OPTION_traditional, 0 },
|
---|
[279] | 1528 | { "Wl,", TCC_OPTION_Wl, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[331] | 1529 | { "Wp,", TCC_OPTION_Wp, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1530 | { "W", TCC_OPTION_W, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
| 1531 | { "O", TCC_OPTION_O, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[331] | 1532 | #ifdef TCC_TARGET_ARM
|
---|
| 1533 | { "mfloat-abi", TCC_OPTION_mfloat_abi, TCC_OPTION_HAS_ARG },
|
---|
| 1534 | #endif
|
---|
| 1535 | { "m", TCC_OPTION_m, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
[279] | 1536 | { "f", TCC_OPTION_f, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
| 1537 | { "isystem", TCC_OPTION_isystem, TCC_OPTION_HAS_ARG },
|
---|
[331] | 1538 | { "include", TCC_OPTION_include, TCC_OPTION_HAS_ARG },
|
---|
[279] | 1539 | { "nostdinc", TCC_OPTION_nostdinc, 0 },
|
---|
| 1540 | { "nostdlib", TCC_OPTION_nostdlib, 0 },
|
---|
[331] | 1541 | { "print-search-dirs", TCC_OPTION_print_search_dirs, 0 },
|
---|
[279] | 1542 | { "w", TCC_OPTION_w, 0 },
|
---|
| 1543 | { "pipe", TCC_OPTION_pipe, 0},
|
---|
| 1544 | { "E", TCC_OPTION_E, 0},
|
---|
| 1545 | { "MD", TCC_OPTION_MD, 0},
|
---|
| 1546 | { "MF", TCC_OPTION_MF, TCC_OPTION_HAS_ARG },
|
---|
| 1547 | { "x", TCC_OPTION_x, TCC_OPTION_HAS_ARG },
|
---|
[331] | 1548 | { "ar", TCC_OPTION_ar, 0},
|
---|
| 1549 | #ifdef TCC_TARGET_PE
|
---|
| 1550 | { "impdef", TCC_OPTION_impdef, 0},
|
---|
| 1551 | #endif
|
---|
[279] | 1552 | { NULL, 0, 0 },
|
---|
| 1553 | };
|
---|
| 1554 |
|
---|
[331] | 1555 | static const FlagDef options_W[] = {
|
---|
| 1556 | { 0, 0, "all" },
|
---|
| 1557 | { offsetof(TCCState, warn_unsupported), 0, "unsupported" },
|
---|
| 1558 | { offsetof(TCCState, warn_write_strings), 0, "write-strings" },
|
---|
| 1559 | { offsetof(TCCState, warn_error), 0, "error" },
|
---|
| 1560 | { offsetof(TCCState, warn_gcc_compat), 0, "gcc-compat" },
|
---|
| 1561 | { offsetof(TCCState, warn_implicit_function_declaration), WD_ALL,
|
---|
| 1562 | "implicit-function-declaration" },
|
---|
| 1563 | { 0, 0, NULL }
|
---|
| 1564 | };
|
---|
| 1565 |
|
---|
| 1566 | static const FlagDef options_f[] = {
|
---|
| 1567 | { offsetof(TCCState, char_is_unsigned), 0, "unsigned-char" },
|
---|
| 1568 | { offsetof(TCCState, char_is_unsigned), FD_INVERT, "signed-char" },
|
---|
| 1569 | { offsetof(TCCState, nocommon), FD_INVERT, "common" },
|
---|
| 1570 | { offsetof(TCCState, leading_underscore), 0, "leading-underscore" },
|
---|
| 1571 | { offsetof(TCCState, ms_extensions), 0, "ms-extensions" },
|
---|
| 1572 | { offsetof(TCCState, dollars_in_identifiers), 0, "dollars-in-identifiers" },
|
---|
| 1573 | { 0, 0, NULL }
|
---|
| 1574 | };
|
---|
| 1575 |
|
---|
| 1576 | static const FlagDef options_m[] = {
|
---|
| 1577 | { offsetof(TCCState, ms_bitfields), 0, "ms-bitfields" },
|
---|
| 1578 | #ifdef TCC_TARGET_X86_64
|
---|
| 1579 | { offsetof(TCCState, nosse), FD_INVERT, "sse" },
|
---|
| 1580 | #endif
|
---|
| 1581 | { 0, 0, NULL }
|
---|
| 1582 | };
|
---|
| 1583 |
|
---|
[279] | 1584 | static void parse_option_D(TCCState *s1, const char *optarg)
|
---|
| 1585 | {
|
---|
| 1586 | char *sym = tcc_strdup(optarg);
|
---|
| 1587 | char *value = strchr(sym, '=');
|
---|
| 1588 | if (value)
|
---|
| 1589 | *value++ = '\0';
|
---|
| 1590 | tcc_define_symbol(s1, sym, value);
|
---|
| 1591 | tcc_free(sym);
|
---|
| 1592 | }
|
---|
| 1593 |
|
---|
[331] | 1594 | static void args_parser_add_file(TCCState *s, const char* filename, int filetype)
|
---|
[279] | 1595 | {
|
---|
[331] | 1596 | struct filespec *f = tcc_malloc(sizeof *f + strlen(filename));
|
---|
| 1597 | f->type = filetype;
|
---|
| 1598 | f->alacarte = s->alacarte_link;
|
---|
| 1599 | strcpy(f->name, filename);
|
---|
| 1600 | dynarray_add(&s->files, &s->nb_files, f);
|
---|
| 1601 | }
|
---|
| 1602 |
|
---|
| 1603 | static int args_parser_make_argv(const char *r, int *argc, char ***argv)
|
---|
| 1604 | {
|
---|
| 1605 | int ret = 0, q, c;
|
---|
| 1606 | CString str;
|
---|
| 1607 | for(;;) {
|
---|
| 1608 | while (c = (unsigned char)*r, c && c <= ' ')
|
---|
| 1609 | ++r;
|
---|
| 1610 | if (c == 0)
|
---|
| 1611 | break;
|
---|
| 1612 | q = 0;
|
---|
| 1613 | cstr_new(&str);
|
---|
| 1614 | while (c = (unsigned char)*r, c) {
|
---|
| 1615 | ++r;
|
---|
| 1616 | if (c == '\\' && (*r == '"' || *r == '\\')) {
|
---|
| 1617 | c = *r++;
|
---|
| 1618 | } else if (c == '"') {
|
---|
| 1619 | q = !q;
|
---|
| 1620 | continue;
|
---|
| 1621 | } else if (q == 0 && c <= ' ') {
|
---|
| 1622 | break;
|
---|
| 1623 | }
|
---|
| 1624 | cstr_ccat(&str, c);
|
---|
| 1625 | }
|
---|
| 1626 | cstr_ccat(&str, 0);
|
---|
| 1627 | //printf("<%s>\n", str.data), fflush(stdout);
|
---|
| 1628 | dynarray_add(argv, argc, tcc_strdup(str.data));
|
---|
| 1629 | cstr_free(&str);
|
---|
| 1630 | ++ret;
|
---|
| 1631 | }
|
---|
| 1632 | return ret;
|
---|
| 1633 | }
|
---|
| 1634 |
|
---|
| 1635 | /* read list file */
|
---|
| 1636 | static void args_parser_listfile(TCCState *s,
|
---|
| 1637 | const char *filename, int optind, int *pargc, char ***pargv)
|
---|
| 1638 | {
|
---|
| 1639 | int fd, i;
|
---|
| 1640 | size_t len;
|
---|
| 1641 | char *p;
|
---|
| 1642 | int argc = 0;
|
---|
| 1643 | char **argv = NULL;
|
---|
| 1644 |
|
---|
| 1645 | fd = open(filename, O_RDONLY | O_BINARY);
|
---|
| 1646 | if (fd < 0)
|
---|
| 1647 | tcc_error("listfile '%s' not found", filename);
|
---|
| 1648 |
|
---|
| 1649 | len = lseek(fd, 0, SEEK_END);
|
---|
| 1650 | p = tcc_malloc(len + 1), p[len] = 0;
|
---|
| 1651 | lseek(fd, 0, SEEK_SET), read(fd, p, len), close(fd);
|
---|
| 1652 |
|
---|
| 1653 | for (i = 0; i < *pargc; ++i)
|
---|
| 1654 | if (i == optind)
|
---|
| 1655 | args_parser_make_argv(p, &argc, &argv);
|
---|
| 1656 | else
|
---|
| 1657 | dynarray_add(&argv, &argc, tcc_strdup((*pargv)[i]));
|
---|
| 1658 |
|
---|
| 1659 | tcc_free(p);
|
---|
| 1660 | dynarray_reset(&s->argv, &s->argc);
|
---|
| 1661 | *pargc = s->argc = argc, *pargv = s->argv = argv;
|
---|
| 1662 | }
|
---|
| 1663 |
|
---|
| 1664 | PUB_FUNC int tcc_parse_args(TCCState *s, int *pargc, char ***pargv, int optind)
|
---|
| 1665 | {
|
---|
[279] | 1666 | const TCCOption *popt;
|
---|
| 1667 | const char *optarg, *r;
|
---|
[331] | 1668 | const char *run = NULL;
|
---|
| 1669 | int last_o = -1;
|
---|
| 1670 | int x;
|
---|
| 1671 | CString linker_arg; /* collect -Wl options */
|
---|
| 1672 | int tool = 0, arg_start = 0, noaction = optind;
|
---|
| 1673 | char **argv = *pargv;
|
---|
| 1674 | int argc = *pargc;
|
---|
[279] | 1675 |
|
---|
| 1676 | cstr_new(&linker_arg);
|
---|
| 1677 |
|
---|
| 1678 | while (optind < argc) {
|
---|
[331] | 1679 | r = argv[optind];
|
---|
| 1680 | if (r[0] == '@' && r[1] != '\0') {
|
---|
| 1681 | args_parser_listfile(s, r + 1, optind, &argc, &argv);
|
---|
| 1682 | continue;
|
---|
| 1683 | }
|
---|
| 1684 | optind++;
|
---|
| 1685 | if (tool) {
|
---|
| 1686 | if (r[0] == '-' && r[1] == 'v' && r[2] == 0)
|
---|
| 1687 | ++s->verbose;
|
---|
| 1688 | continue;
|
---|
| 1689 | }
|
---|
| 1690 | reparse:
|
---|
[279] | 1691 | if (r[0] != '-' || r[1] == '\0') {
|
---|
[331] | 1692 | if (r[0] != '@') /* allow "tcc file(s) -run @ args ..." */
|
---|
| 1693 | args_parser_add_file(s, r, s->filetype);
|
---|
[279] | 1694 | if (run) {
|
---|
[331] | 1695 | tcc_set_options(s, run);
|
---|
| 1696 | arg_start = optind - 1;
|
---|
[279] | 1697 | break;
|
---|
| 1698 | }
|
---|
| 1699 | continue;
|
---|
| 1700 | }
|
---|
| 1701 |
|
---|
| 1702 | /* find option in table */
|
---|
| 1703 | for(popt = tcc_options; ; ++popt) {
|
---|
| 1704 | const char *p1 = popt->name;
|
---|
| 1705 | const char *r1 = r + 1;
|
---|
| 1706 | if (p1 == NULL)
|
---|
| 1707 | tcc_error("invalid option -- '%s'", r);
|
---|
| 1708 | if (!strstart(p1, &r1))
|
---|
| 1709 | continue;
|
---|
| 1710 | optarg = r1;
|
---|
| 1711 | if (popt->flags & TCC_OPTION_HAS_ARG) {
|
---|
| 1712 | if (*r1 == '\0' && !(popt->flags & TCC_OPTION_NOSEP)) {
|
---|
| 1713 | if (optind >= argc)
|
---|
[331] | 1714 | arg_err:
|
---|
[279] | 1715 | tcc_error("argument to '%s' is missing", r);
|
---|
| 1716 | optarg = argv[optind++];
|
---|
| 1717 | }
|
---|
| 1718 | } else if (*r1 != '\0')
|
---|
| 1719 | continue;
|
---|
| 1720 | break;
|
---|
| 1721 | }
|
---|
| 1722 |
|
---|
| 1723 | switch(popt->index) {
|
---|
| 1724 | case TCC_OPTION_HELP:
|
---|
[331] | 1725 | return OPT_HELP;
|
---|
| 1726 | case TCC_OPTION_HELP2:
|
---|
| 1727 | return OPT_HELP2;
|
---|
[279] | 1728 | case TCC_OPTION_I:
|
---|
[331] | 1729 | tcc_add_include_path(s, optarg);
|
---|
[279] | 1730 | break;
|
---|
| 1731 | case TCC_OPTION_D:
|
---|
| 1732 | parse_option_D(s, optarg);
|
---|
| 1733 | break;
|
---|
| 1734 | case TCC_OPTION_U:
|
---|
| 1735 | tcc_undefine_symbol(s, optarg);
|
---|
| 1736 | break;
|
---|
| 1737 | case TCC_OPTION_L:
|
---|
| 1738 | tcc_add_library_path(s, optarg);
|
---|
| 1739 | break;
|
---|
| 1740 | case TCC_OPTION_B:
|
---|
| 1741 | /* set tcc utilities path (mainly for tcc development) */
|
---|
| 1742 | tcc_set_lib_path(s, optarg);
|
---|
| 1743 | break;
|
---|
| 1744 | case TCC_OPTION_l:
|
---|
[331] | 1745 | args_parser_add_file(s, optarg, AFF_TYPE_LIB);
|
---|
[279] | 1746 | s->nb_libraries++;
|
---|
| 1747 | break;
|
---|
| 1748 | case TCC_OPTION_pthread:
|
---|
| 1749 | parse_option_D(s, "_REENTRANT");
|
---|
[331] | 1750 | s->option_pthread = 1;
|
---|
[279] | 1751 | break;
|
---|
| 1752 | case TCC_OPTION_bench:
|
---|
| 1753 | s->do_bench = 1;
|
---|
| 1754 | break;
|
---|
| 1755 | #ifdef CONFIG_TCC_BACKTRACE
|
---|
| 1756 | case TCC_OPTION_bt:
|
---|
| 1757 | tcc_set_num_callers(atoi(optarg));
|
---|
| 1758 | break;
|
---|
| 1759 | #endif
|
---|
| 1760 | #ifdef CONFIG_TCC_BCHECK
|
---|
| 1761 | case TCC_OPTION_b:
|
---|
| 1762 | s->do_bounds_check = 1;
|
---|
| 1763 | s->do_debug = 1;
|
---|
| 1764 | break;
|
---|
| 1765 | #endif
|
---|
| 1766 | case TCC_OPTION_g:
|
---|
| 1767 | s->do_debug = 1;
|
---|
| 1768 | break;
|
---|
| 1769 | case TCC_OPTION_c:
|
---|
[331] | 1770 | x = TCC_OUTPUT_OBJ;
|
---|
| 1771 | set_output_type:
|
---|
| 1772 | if (s->output_type)
|
---|
| 1773 | tcc_warning("-%s: overriding compiler action already specified", popt->name);
|
---|
| 1774 | s->output_type = x;
|
---|
[279] | 1775 | break;
|
---|
[331] | 1776 | case TCC_OPTION_d:
|
---|
| 1777 | if (*optarg == 'D')
|
---|
| 1778 | s->dflag = 3;
|
---|
| 1779 | else if (*optarg == 'M')
|
---|
| 1780 | s->dflag = 7;
|
---|
| 1781 | else if (*optarg == 't')
|
---|
| 1782 | s->dflag = 16;
|
---|
| 1783 | else if (isnum(*optarg))
|
---|
| 1784 | g_debug = atoi(optarg);
|
---|
| 1785 | else
|
---|
| 1786 | goto unsupported_option;
|
---|
| 1787 | break;
|
---|
[279] | 1788 | case TCC_OPTION_static:
|
---|
| 1789 | s->static_link = 1;
|
---|
| 1790 | break;
|
---|
[331] | 1791 | case TCC_OPTION_std:
|
---|
| 1792 | /* silently ignore, a current purpose:
|
---|
| 1793 | allow to use a tcc as a reference compiler for "make test" */
|
---|
| 1794 | break;
|
---|
[279] | 1795 | case TCC_OPTION_shared:
|
---|
[331] | 1796 | x = TCC_OUTPUT_DLL;
|
---|
| 1797 | goto set_output_type;
|
---|
[279] | 1798 | case TCC_OPTION_soname:
|
---|
| 1799 | s->soname = tcc_strdup(optarg);
|
---|
| 1800 | break;
|
---|
| 1801 | case TCC_OPTION_o:
|
---|
[331] | 1802 | if (s->outfile) {
|
---|
| 1803 | tcc_warning("multiple -o option");
|
---|
| 1804 | tcc_free(s->outfile);
|
---|
| 1805 | }
|
---|
[279] | 1806 | s->outfile = tcc_strdup(optarg);
|
---|
| 1807 | break;
|
---|
| 1808 | case TCC_OPTION_r:
|
---|
| 1809 | /* generate a .o merging several output files */
|
---|
| 1810 | s->option_r = 1;
|
---|
[331] | 1811 | x = TCC_OUTPUT_OBJ;
|
---|
| 1812 | goto set_output_type;
|
---|
[279] | 1813 | case TCC_OPTION_isystem:
|
---|
| 1814 | tcc_add_sysinclude_path(s, optarg);
|
---|
| 1815 | break;
|
---|
[331] | 1816 | case TCC_OPTION_include:
|
---|
| 1817 | dynarray_add(&s->cmd_include_files,
|
---|
| 1818 | &s->nb_cmd_include_files, tcc_strdup(optarg));
|
---|
| 1819 | break;
|
---|
[279] | 1820 | case TCC_OPTION_nostdinc:
|
---|
| 1821 | s->nostdinc = 1;
|
---|
| 1822 | break;
|
---|
| 1823 | case TCC_OPTION_nostdlib:
|
---|
| 1824 | s->nostdlib = 1;
|
---|
| 1825 | break;
|
---|
| 1826 | case TCC_OPTION_run:
|
---|
[331] | 1827 | #ifndef TCC_IS_NATIVE
|
---|
| 1828 | tcc_error("-run is not available in a cross compiler");
|
---|
| 1829 | #endif
|
---|
| 1830 | run = optarg;
|
---|
| 1831 | x = TCC_OUTPUT_MEMORY;
|
---|
| 1832 | goto set_output_type;
|
---|
[279] | 1833 | case TCC_OPTION_v:
|
---|
| 1834 | do ++s->verbose; while (*optarg++ == 'v');
|
---|
[331] | 1835 | ++noaction;
|
---|
[279] | 1836 | break;
|
---|
| 1837 | case TCC_OPTION_f:
|
---|
[331] | 1838 | if (set_flag(s, options_f, optarg) < 0)
|
---|
[279] | 1839 | goto unsupported_option;
|
---|
| 1840 | break;
|
---|
[331] | 1841 | #ifdef TCC_TARGET_ARM
|
---|
| 1842 | case TCC_OPTION_mfloat_abi:
|
---|
| 1843 | /* tcc doesn't support soft float yet */
|
---|
| 1844 | if (!strcmp(optarg, "softfp")) {
|
---|
| 1845 | s->float_abi = ARM_SOFTFP_FLOAT;
|
---|
| 1846 | tcc_undefine_symbol(s, "__ARM_PCS_VFP");
|
---|
| 1847 | } else if (!strcmp(optarg, "hard"))
|
---|
| 1848 | s->float_abi = ARM_HARD_FLOAT;
|
---|
| 1849 | else
|
---|
| 1850 | tcc_error("unsupported float abi '%s'", optarg);
|
---|
| 1851 | break;
|
---|
| 1852 | #endif
|
---|
| 1853 | case TCC_OPTION_m:
|
---|
| 1854 | if (set_flag(s, options_m, optarg) < 0) {
|
---|
| 1855 | if (x = atoi(optarg), x != 32 && x != 64)
|
---|
| 1856 | goto unsupported_option;
|
---|
| 1857 | if (PTR_SIZE != x/8)
|
---|
| 1858 | return x;
|
---|
| 1859 | ++noaction;
|
---|
| 1860 | }
|
---|
| 1861 | break;
|
---|
[279] | 1862 | case TCC_OPTION_W:
|
---|
[331] | 1863 | if (set_flag(s, options_W, optarg) < 0)
|
---|
[279] | 1864 | goto unsupported_option;
|
---|
| 1865 | break;
|
---|
| 1866 | case TCC_OPTION_w:
|
---|
| 1867 | s->warn_none = 1;
|
---|
| 1868 | break;
|
---|
| 1869 | case TCC_OPTION_rdynamic:
|
---|
| 1870 | s->rdynamic = 1;
|
---|
| 1871 | break;
|
---|
| 1872 | case TCC_OPTION_Wl:
|
---|
| 1873 | if (linker_arg.size)
|
---|
| 1874 | --linker_arg.size, cstr_ccat(&linker_arg, ',');
|
---|
[331] | 1875 | cstr_cat(&linker_arg, optarg, 0);
|
---|
| 1876 | if (tcc_set_linker(s, linker_arg.data))
|
---|
| 1877 | cstr_free(&linker_arg);
|
---|
[279] | 1878 | break;
|
---|
[331] | 1879 | case TCC_OPTION_Wp:
|
---|
| 1880 | r = optarg;
|
---|
| 1881 | goto reparse;
|
---|
[279] | 1882 | case TCC_OPTION_E:
|
---|
[331] | 1883 | x = TCC_OUTPUT_PREPROCESS;
|
---|
| 1884 | goto set_output_type;
|
---|
| 1885 | case TCC_OPTION_P:
|
---|
| 1886 | s->Pflag = atoi(optarg) + 1;
|
---|
[279] | 1887 | break;
|
---|
| 1888 | case TCC_OPTION_MD:
|
---|
| 1889 | s->gen_deps = 1;
|
---|
| 1890 | break;
|
---|
| 1891 | case TCC_OPTION_MF:
|
---|
| 1892 | s->deps_outfile = tcc_strdup(optarg);
|
---|
| 1893 | break;
|
---|
| 1894 | case TCC_OPTION_dumpversion:
|
---|
| 1895 | printf ("%s\n", TCC_VERSION);
|
---|
| 1896 | exit(0);
|
---|
[331] | 1897 | break;
|
---|
| 1898 | case TCC_OPTION_x:
|
---|
| 1899 | if (*optarg == 'c')
|
---|
| 1900 | s->filetype = AFF_TYPE_C;
|
---|
| 1901 | else if (*optarg == 'a')
|
---|
| 1902 | s->filetype = AFF_TYPE_ASMPP;
|
---|
| 1903 | else if (*optarg == 'n')
|
---|
| 1904 | s->filetype = AFF_TYPE_NONE;
|
---|
| 1905 | else
|
---|
| 1906 | tcc_warning("unsupported language '%s'", optarg);
|
---|
| 1907 | break;
|
---|
[279] | 1908 | case TCC_OPTION_O:
|
---|
[331] | 1909 | last_o = atoi(optarg);
|
---|
| 1910 | break;
|
---|
| 1911 | case TCC_OPTION_print_search_dirs:
|
---|
| 1912 | x = OPT_PRINT_DIRS;
|
---|
| 1913 | goto extra_action;
|
---|
| 1914 | case TCC_OPTION_impdef:
|
---|
| 1915 | x = OPT_IMPDEF;
|
---|
| 1916 | goto extra_action;
|
---|
| 1917 | case TCC_OPTION_ar:
|
---|
| 1918 | x = OPT_AR;
|
---|
| 1919 | extra_action:
|
---|
| 1920 | arg_start = optind - 1;
|
---|
| 1921 | if (arg_start != noaction)
|
---|
| 1922 | tcc_error("cannot parse %s here", r);
|
---|
| 1923 | tool = x;
|
---|
| 1924 | break;
|
---|
| 1925 | case TCC_OPTION_traditional:
|
---|
[279] | 1926 | case TCC_OPTION_pedantic:
|
---|
| 1927 | case TCC_OPTION_pipe:
|
---|
| 1928 | case TCC_OPTION_s:
|
---|
| 1929 | /* ignored */
|
---|
| 1930 | break;
|
---|
| 1931 | default:
|
---|
[331] | 1932 | unsupported_option:
|
---|
| 1933 | if (s->warn_unsupported)
|
---|
[279] | 1934 | tcc_warning("unsupported option '%s'", r);
|
---|
| 1935 | break;
|
---|
| 1936 | }
|
---|
| 1937 | }
|
---|
[331] | 1938 | if (last_o > 0)
|
---|
| 1939 | tcc_define_symbol(s, "__OPTIMIZE__", NULL);
|
---|
| 1940 | if (linker_arg.size) {
|
---|
| 1941 | r = linker_arg.data;
|
---|
| 1942 | goto arg_err;
|
---|
| 1943 | }
|
---|
| 1944 | *pargc = argc - arg_start;
|
---|
| 1945 | *pargv = argv + arg_start;
|
---|
| 1946 | if (tool)
|
---|
| 1947 | return tool;
|
---|
| 1948 | if (optind != noaction)
|
---|
| 1949 | return 0;
|
---|
| 1950 | if (s->verbose == 2)
|
---|
| 1951 | return OPT_PRINT_DIRS;
|
---|
| 1952 | if (s->verbose)
|
---|
| 1953 | return OPT_V;
|
---|
| 1954 | return OPT_HELP;
|
---|
[279] | 1955 | }
|
---|
| 1956 |
|
---|
[331] | 1957 | LIBTCCAPI void tcc_set_options(TCCState *s, const char *r)
|
---|
[279] | 1958 | {
|
---|
[331] | 1959 | char **argv = NULL;
|
---|
| 1960 | int argc = 0;
|
---|
| 1961 | args_parser_make_argv(r, &argc, &argv);
|
---|
| 1962 | tcc_parse_args(s, &argc, &argv, 0);
|
---|
[279] | 1963 | dynarray_reset(&argv, &argc);
|
---|
| 1964 | }
|
---|
| 1965 |
|
---|
[331] | 1966 | PUB_FUNC void tcc_print_stats(TCCState *s, unsigned total_time)
|
---|
[279] | 1967 | {
|
---|
[331] | 1968 | if (total_time < 1)
|
---|
| 1969 | total_time = 1;
|
---|
[279] | 1970 | if (total_bytes < 1)
|
---|
| 1971 | total_bytes = 1;
|
---|
[331] | 1972 | fprintf(stderr, "* %d idents, %d lines, %d bytes\n"
|
---|
| 1973 | "* %0.3f s, %u lines/s, %0.1f MB/s\n",
|
---|
[279] | 1974 | tok_ident - TOK_IDENT, total_lines, total_bytes,
|
---|
[331] | 1975 | (double)total_time/1000,
|
---|
| 1976 | (unsigned)total_lines*1000/total_time,
|
---|
| 1977 | (double)total_bytes/1000/total_time);
|
---|
| 1978 | #ifdef MEM_DEBUG
|
---|
| 1979 | fprintf(stderr, "* %d bytes memory used\n", mem_max_size);
|
---|
| 1980 | #endif
|
---|
[279] | 1981 | }
|
---|