| author | Rich Felker <dalias@aerifal.cx> | 2024年08月31日 12:25:44 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2024年08月31日 12:38:56 -0400 |
| commit | 300a1f53907a4acaadd9a696d0c67eee6fc10430 (patch) | |
| tree | 5e8d305d2433d5c7f4d3eebd284e7132db27c923 /src/signal/sigaltstack.c | |
| parent | 572a2e2eb91f00f2f25d301cfb50f435e7ae16b3 (diff) | |
| download | musl-300a1f53907a4acaadd9a696d0c67eee6fc10430.tar.gz | |
| -rw-r--r-- | src/signal/sigaltstack.c | 4 |
diff --git a/src/signal/sigaltstack.c b/src/signal/sigaltstack.c index d3a6e821..616625c5 100644 --- a/src/signal/sigaltstack.c +++ b/src/signal/sigaltstack.c @@ -1,11 +1,13 @@ #include <signal.h> #include <errno.h> +#include <unistd.h> #include "syscall.h" int sigaltstack(const stack_t *restrict ss, stack_t *restrict old) { if (ss) { - if (!(ss->ss_flags & SS_DISABLE) && ss->ss_size < MINSIGSTKSZ) { + size_t min = sysconf(_SC_MINSIGSTKSZ); + if (!(ss->ss_flags & SS_DISABLE) && ss->ss_size < min) { errno = ENOMEM; return -1; } |