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authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/signal/sigisemptyset.c
Initial version
Diffstat (limited to 'src/signal/sigisemptyset.c')
-rw-r--r--src/signal/sigisemptyset.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/signal/sigisemptyset.c b/src/signal/sigisemptyset.c
new file mode 100644
index 0000000..68b8662
--- /dev/null
+++ b/src/signal/sigisemptyset.c
@@ -0,0 +1,10 @@
+#define _GNU_SOURCE
+#include <signal.h>
+#include <string.h>
+
+int sigisemptyset(const sigset_t *set)
+{
+ for (size_t i=0; i<_NSIG/8/sizeof *set->__bits; i++)
+ if (set->__bits[i]) return 0;
+ return 1;
+}