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Fix sigaction to make cmatrix work

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This commit is contained in:
Kevin Lange 2014-04-26 22:39:47 -07:00
parent 1c65d3d663
commit cd1880ebb5
1 changed files with 14 additions and 2 deletions
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16
toolchain/patches/newlib/toaru/syscalls.c
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@ -616,12 +616,24 @@ int setpgid(pid_t pid, pid_t pgid) {
int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact) {
sighandler_t old = signal(signum, act->sa_handler);
sighandler_t old;
if (act) {
old = signal(signum, act->sa_handler);
} else {
/* We don't have a way to query, so we need to set to something, then
* set back to whatever it was... XXX */
old = signal(signum, NULL);
signal(signum, old);
}
if (oldact) {
oldact->sa_handler = old;
}
DEBUG_STUB("sigaction(%d,...,0x%x);\n", signum, act->sa_flags);
if (act) {
DEBUG_STUB("sigaction(%d,...,0x%x);\n", signum, act->sa_flags);
}
return 0;
}