1 files changed, 55 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/signal.c b/newlib/libc/sys/linux/signal.c
new file mode 100644
index 000000000..91e959612
--- /dev/null
+++ b/newlib/libc/sys/linux/signal.c
@@ -0,0 +1,55 @@
+/* libc/sys/linux/signal.c - Signal handling functions */
+
+/* Written 2000 by Werner Almesberger */
+
+
+#include <signal.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/syscall.h>
+
+
+#define __NR___sgetmask __NR_sgetmask /* avoid name space pollution */
+#define __NR___ssetmask __NR_ssetmask /* avoid name space pollution */
+
+_syscall2(int,kill,pid_t,pid,int,sig)
+_syscall2(__sighandler_t,signal,int,signum,__sighandler_t,handler)
+_syscall3(int,sigaction,int,signum,const struct sigaction *,act,
+  struct sigaction *,oldact)
+_syscall1(int,sigsuspend,const sigset_t *,mask)
+_syscall1(int,sigpending,sigset_t *,set)
+_syscall0(int,pause)
+_syscall1(unsigned int,alarm,unsigned int,seconds)
+_syscall3(int,sigprocmask,int,how,const sigset_t *,set,sigset_t *,oldset)
+
+static _syscall0(int,__sgetmask)
+static _syscall1(int,__ssetmask,int,newmask)
+
+
+int sigsetmask(int newmask) /* BSD */
+{
+    return __ssetmask(newmask);
+}
+
+
+int sigmask(int signum) /* BSD */
+{
+    return 1 << signum;
+}
+
+
+int sigblock(int mask) /* BSD */
+{
+    return __ssetmask(mask | __sgetmask());
+}
+
+
+int raise(int sig)
+{
+    return kill(getpid(),sig);
+}
+
+
+const char *const sys_siglist[] = {
+#include "siglist.inc"
+};