Last change
on this file since 445 was 444, checked in by coas-nagasima, 4 years ago |
muslのソースコードを追加
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Property svn:eol-style
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native
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Property svn:mime-type
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text/x-csrc;charset=UTF-8
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File size:
619 bytes
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Rev | Line | |
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[444] | 1 | #include <unistd.h>
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| 2 | #include <string.h>
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| 3 | #include <signal.h>
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| 4 | #include "syscall.h"
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| 5 | #include "libc.h"
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| 6 | #include "pthread_impl.h"
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| 7 |
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| 8 | static void dummy(int x)
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| 9 | {
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| 10 | }
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| 11 |
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| 12 | weak_alias(dummy, __fork_handler);
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| 13 |
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| 14 | pid_t fork(void)
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| 15 | {
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| 16 | pid_t ret;
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| 17 | sigset_t set;
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| 18 | __fork_handler(-1);
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| 19 | __block_all_sigs(&set);
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| 20 | #ifdef SYS_fork
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| 21 | ret = syscall(SYS_fork);
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| 22 | #else
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| 23 | ret = syscall(SYS_clone, SIGCHLD, 0);
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| 24 | #endif
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| 25 | if (!ret) {
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| 26 | pthread_t self = __pthread_self();
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| 27 | self->tid = __syscall(SYS_gettid);
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| 28 | self->robust_list.off = 0;
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| 29 | self->robust_list.pending = 0;
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| 30 | libc.threads_minus_1 = 0;
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| 31 | }
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| 32 | __restore_sigs(&set);
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| 33 | __fork_handler(!ret);
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| 34 | return ret;
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| 35 | }
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