| #include "cache.h" | |
| #include "exec_cmd.h" | |
| /* | |
| * Many parts of Git have subprograms communicate via pipe, expect the | |
| * upstream of a pipe to die with SIGPIPE when the downstream of a | |
| * pipe does not need to read all that is written. Some third-party | |
| * programs that ignore or block SIGPIPE for their own reason forget | |
| * to restore SIGPIPE handling to the default before spawning Git and | |
| * break this carefully orchestrated machinery. | |
| * | |
| * Restore the way SIGPIPE is handled to default, which is what we | |
| * expect. | |
| */ | |
| static void restore_sigpipe_to_default(void) | |
| { | |
| sigset_t unblock; | |
| sigemptyset(&unblock); | |
| sigaddset(&unblock, SIGPIPE); | |
| sigprocmask(SIG_UNBLOCK, &unblock, NULL); | |
| signal(SIGPIPE, SIG_DFL); | |
| } | |
| int main(int argc, const char **argv) | |
| { | |
| /* | |
| * Always open file descriptors 0/1/2 to avoid clobbering files | |
| * in die(). It also avoids messing up when the pipes are dup'ed | |
| * onto stdin/stdout/stderr in the child processes we spawn. | |
| */ | |
| sanitize_stdfds(); | |
| git_setup_gettext(); | |
| git_extract_argv0_path(argv[0]); | |
| restore_sigpipe_to_default(); | |
| return cmd_main(argc, argv); | |
| } |