From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001 From: Kacper Date: Sun, 7 Dec 2025 20:10:31 +0100 Subject: Add build system scaffolding and libc headers --- lib/libc/signal/sigprocmask.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 lib/libc/signal/sigprocmask.c (limited to 'lib/libc/signal/sigprocmask.c') diff --git a/lib/libc/signal/sigprocmask.c b/lib/libc/signal/sigprocmask.c new file mode 100644 index 00000000..54063b9d --- /dev/null +++ b/lib/libc/signal/sigprocmask.c @@ -0,0 +1,17 @@ +#include +#include + +int sigprocmask(int how, const sigset_t *restrict set, sigset_t *restrict oset) +{ + long ret; + sigset_t oldset = { 0 }; + + ret = syscall(rt_sigprocmask, how, set, &oldset, sizeof(sigset_t)); + + if (ret < 0) + return -1; + + if (oset) + *oset = oldset; + return 0; +} -- cgit v1.2.3