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- Add GetCpuCount() API to redbean
- Add unix.gmtime() API to redbean
- Add unix.readlink() API to redbean
- Add unix.localtime() API to redbean
- Perfect the new redbean UNIX module APIs
- Integrate with Linux clock_gettime() vDSO
- Run Lua garbage collector when malloc() fails
- Fix another regression quirk with linenoise repl
- Fix GetProgramExecutableName() for systemwide installs
- Fix a build flake with test/libc/mem/test.mk SRCS list
This commit is contained in:
Justine Tunney 2022-04-25 21:16:05 -07:00
parent 860ea18a87
commit d57b81aac7
51 changed files with 3096 additions and 1395 deletions
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7
libc/calls/sigdelset.c
View file

@ -23,12 +23,13 @@
* Removes signal from set.
*
* @return 0 on success, or -1 w/ errno
* @raises EINVAL if `1 ≤ sig ≤ NSIG` isn't the case
* @asyncsignalsafe
*/
int sigdelset(sigset_t *set, int sig) {
unsigned i = sig - 1;
if (i < sizeof(set->__bits) * 8) {
set->__bits[i >> 6] &= ~(1ull << (i & 63));
_Static_assert(sizeof(set->__bits[0]) * CHAR_BIT == 64, "");
if (1 <= sig && sig <= NSIG) {
set->__bits[(sig - 1) >> 6] &= ~(1ull << ((sig - 1) & 63));
return 0;
} else {
return einval();