Import selfpipe code from skalibs 1.2.5

[andersk@mit.edu: Move code to new third/libstddjb directory]
2012-02-26 15:58:37 -05:00
parent 9a3ab83783
commit 77f3a9073f
24 changed files with 697 additions and 0 deletions
@@ -0,0 +1,17 @@
+/* ISC license. */
+
+/* MT-unsafe */
+
+#include <signal.h>
+#include "sig.h"
+
+void sig_restoreto (sigset_t const *set, unsigned int n)
+{
+  register unsigned int i = 1 ;
+  for (; i <= n ; i++)
+  {
+    register int h = sigismember(set, i) ;
+    if (h < 0) continue ;
+    if (h) sig_restore(i) ;
+  }
+}