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-rw-r--r--libc-top-half/musl/src/signal/sigandset.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/signal/sigandset.c b/libc-top-half/musl/src/signal/sigandset.c
new file mode 100644
index 0000000..974186f
--- /dev/null
+++ b/libc-top-half/musl/src/signal/sigandset.c
@@ -0,0 +1,12 @@
+#define _GNU_SOURCE
+#include <signal.h>
+
+#define SST_SIZE (_NSIG/8/sizeof(long))
+
+int sigandset(sigset_t *dest, const sigset_t *left, const sigset_t *right)
+{
+ unsigned long i = 0, *d = (void*) dest, *l = (void*) left, *r = (void*) right;
+ for(; i < SST_SIZE; i++) d[i] = l[i] & r[i];
+ return 0;
+}
+