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Fix some issues

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This commit is contained in:
Justine Tunney 2023-10-09 20:18:48 -07:00
parent 211d5d902e
commit 9d372f48dd
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GPG key ID: BE714B4575D6E328
29 changed files with 373 additions and 63 deletions
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11
libc/calls/sigaltstack.c
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@ -25,6 +25,7 @@
#include "libc/intrin/describeflags.internal.h"
#include "libc/intrin/strace.internal.h"
#include "libc/runtime/runtime.h"
#include "libc/runtime/syslib.internal.h"
#include "libc/sysv/consts/ss.h"
#include "libc/sysv/errfuns.h"
#include "libc/thread/tls.h"
@ -82,9 +83,17 @@ static textwindows int sigaltstack_cosmo(const struct sigaltstack *neu,
static int sigaltstack_bsd(const struct sigaltstack *neu,
struct sigaltstack *old) {
int rc;
struct sigaltstack_bsd oldbsd, neubsd, *neup = 0;
if (neu) sigaltstack2bsd(&neubsd, neu), neup = &neubsd;
if (sys_sigaltstack(neup, &oldbsd) == -1) return -1;
if (IsXnuSilicon()) {
rc = _sysret(__syslib->__sigaltstack(neup, &oldbsd));
} else {
rc = sys_sigaltstack(neup, &oldbsd);
}
if (rc == -1) {
return -1;
}
if (old) sigaltstack2linux(old, &oldbsd);
return 0;
}