1 files changed, 42 insertions, 0 deletions
diff --git a/misc/system_set_sigaction.c b/misc/system_set_sigaction.c
new file mode 100644
index 0000000..04515c4
--- /dev/null
+++ b/misc/system_set_sigaction.c
@@ -0,0 +1,42 @@
+#define SIGACTION_FUNCTIONS
+#include "../process_defs.h"
+
+typedef void (*sighandler_t)(int);
+typedef struct { unsigned long sig[SIGSET_MASK_LEN_N]; } sigset_t;
+
+/* copy/paste from dietlibc!  Felix, you are great! */
+struct sigaction {
+#if defined(__alpha__) || defined(__ia64__) || defined(__hppa__)
+  sighandler_t sa_handler;
+  unsigned long sa_flags;
+  sigset_t sa_mask;
+#elif defined(__mips__)
+  unsigned long sa_flags;
+  sighandler_t sa_handler;
+  sigset_t sa_mask;
+  void (*sa_restorer)(void);
+  int32_t sa_resv[1];
+#else	/* arm, i386, ppc, s390, sparc, saprc64, x86_64 */
+  sighandler_t sa_handler;
+  unsigned long sa_flags;
+  void (*sa_restorer)(void);
+  sigset_t sa_mask;
+#endif
+};
+
+extern void sighandler(int sig);
+extern void __restore();
+extern void __restore_rt();
+extern int rt_sigaction();
+#include "../byte_defs.h"
+
+void system_set_sigaction(int sig) /*EXTRACT_INCL*/ {
+  struct sigaction sa;
+  byte_zero(&sa, sizeof(sa));
+  sa.sa_handler=sighandler;
+  sa.sa_flags=SA_FLAGS_number;
+#ifndef INIT_SKIP_SIGRETURN  
+  sa.sa_restorer=&(SA_RESTORER_function); 
+#endif
+  rt_sigaction(sig, &sa, 0, sizeof(sigset_t));
+}