Usermode/libc - A little bit of POSIX signals

diff --git a/Usermode/Libraries/libc.so_src/include_exp/signal.h b/Usermode/Libraries/libc.so_src/include_exp/signal.h
index 03816f3..c2d03e1 100644 (file)
--- a/Usermode/Libraries/libc.so_src/include_exp/signal.h
+++ b/Usermode/Libraries/libc.so_src/include_exp/signal.h
@@ -10,30 +10,36 @@
 
 typedef void (*sighandler_t)(int);
 
+//! Atomic integer type
+typedef volatile int   sig_atomic_t;
+
 #define SIG_IGN        ((void*)1)
 #define SIG_DFL        ((void*)0)
 #define SIG_ERR        ((void*)-1)
 
+#define SIGINT 2       // C99
+#define SIGILL 4       // C99
+#define        SIGABRT 6       // C99
+#define SIGFPE 8       // C99
+#define SIGSEGV        11      // C99
+#define SIGTERM        15      // C99
+
+extern sighandler_t    signal(int signum, sighandler_t handler);
+
+extern int     raise(int sig);
+
+// POSIX Signals
 #define SIGHUP 1
-#define SIGINT 2
 #define SIGQUIT        3
-#define SIGILL 4
-#define        SIGABRT 6
-#define SIGFPE 8
 #define SIGKILL        9
-#define SIGSEGV        11
-//#define SIGPIPE      13
 #define SIGALRM        14
-#define SIGTERM        15
 #define SIGUSR1        16
 #define SIGUSR2        17
 
 #define SIGPIPE        1001
 #define SIGCHLD        1002
 
-extern sighandler_t    signal(int signum, sighandler_t handler);
-
-extern int     raise(int sig);
+typedef int    sigset_t;
 
 #endif