source: asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/stdio/tmpnam.c@ 337

Last change on this file since 337 was 337, checked in by coas-nagasima, 6 years ago

ASP3版ECNLを追加
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc;charset=UTF-8
File size: 579 bytes
Line 
1#include <stdio.h>
2#include <fcntl.h>
3#include <errno.h>
4#include <sys/stat.h>
5#include <string.h>
6#include "syscall.h"
7
8#define MAXTRIES 100
9
10char *__randname(char *);
11
12char *tmpnam(char *buf)
13{
14 static char internal[L_tmpnam];
15 char s[] = "/tmp/tmpnam_XXXXXX";
16 int try;
17 int r;
18 for (try=0; try<MAXTRIES; try++) {
19 __randname(s+12);
20#ifdef SYS_lstat
21 r = __syscall(SYS_lstat, s, &(struct stat){0});
22#else
23 r = __syscall(SYS_fstatat, AT_FDCWD, s,
24 &(struct stat){0}, AT_SYMLINK_NOFOLLOW);
25#endif
26 if (r == -ENOENT) return strcpy(buf ? buf : internal, s);
27 }
28 return 0;
29}
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