diff options
author | pommicket <pommicket@gmail.com> | 2022-02-20 13:18:21 -0800 |
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committer | pommicket <pommicket@gmail.com> | 2022-02-20 13:18:21 -0800 |
commit | 9bc8a11afeed3569736b89754012e3ca22ee10f6 (patch) | |
tree | 5f0ec0d5c05f879b1ee86adfa654ed3ef2178d5f /05/musl-0.6.0/src/signal/sigaddset.c | |
parent | 0f97a589b800bdb71dda05984192f0f66a52edaa (diff) |
conclusion
Diffstat (limited to '05/musl-0.6.0/src/signal/sigaddset.c')
-rw-r--r-- | 05/musl-0.6.0/src/signal/sigaddset.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/05/musl-0.6.0/src/signal/sigaddset.c b/05/musl-0.6.0/src/signal/sigaddset.c new file mode 100644 index 0000000..23e655d --- /dev/null +++ b/05/musl-0.6.0/src/signal/sigaddset.c @@ -0,0 +1,13 @@ +#include <signal.h> +#include <errno.h> + +int sigaddset(sigset_t *set, int sig) +{ + unsigned s = sig-1; + if (s >= 8*sizeof(sigset_t)) { + errno = EINVAL; + return -1; + } + set->__bits[s/8/sizeof *set->__bits] |= 1UL<<(s&8*sizeof *set->__bits-1); + return 0; +} |