X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=includes%2Fsignal.h;h=7123b4afb201a0f3c712d1ff1df13dbea2c3b1fb;hb=bce3bbfa01d267e2bf7f76750cc7936907bab491;hp=170851c17e2a77616ad3ea085afda31b938edb8a;hpb=1d9d92ba957a0b8307c9a65c35867fde68e6533b;p=pdclib

diff --git a/includes/signal.h b/includes/signal.h
index 170851c..7123b4a 100644
--- a/includes/signal.h
+++ b/includes/signal.h
@@ -1,49 +1,39 @@
-/* ----------------------------------------------------------------------------
- * $Id$
- * ----------------------------------------------------------------------------
- * Public Domain C Library - http://pdclib.sourceforge.net
- * This code is Public Domain. Use, modify, and redistribute at will.
- * ----------------------------------------------------------------------------
- * Signal handling
- * --------------------------------------------------------------------------*/
-
-#ifndef _SIGNAL_H
-#define _SIGNAL_H _SIGNAL_H
-
-#ifndef _NULL
-#include "__intern.h"
-#endif
+/* $Id$ */
+
+/* Signal handling <string.h>
 
-/* TODO: Documentation */
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
 
-/* ----------------------------------------------------------------------------
- * MACROS
- * --------------------------------------------------------------------------*/
+#ifndef _PDCLIB_SIGNAL_H
+#define _PDCLIB_SIGNAL_H _PDCLIB_SIGNAL_H
 
-#define SIGABRT _SIGABRT
-#define SIGFPE  _SIGFPE
-#define SIGILL  _SIGILL
-#define SIGINT  _SIGINT
-#define SIGSEGV _SIGSEGV
-#define SIGTERM _SIGTERM
-#define SIG_DFL _SIG_DFL
-#define SIG_ERR _SIG_ERR
-#define SIG_IGN _SIG_IGN
+#ifndef _PDCLIB_CONFIG_H
+#define _PDCLIB_CONFIG_H _PDCLIB_CONFIG_H
+#include <_PDCLIB_config.h>
+#endif
 
-/* ----------------------------------------------------------------------------
- * TYPEDEFS
- * --------------------------------------------------------------------------*/
+typedef _PDCLIB_sig_atomic sig_atomic_t;
 
-#ifndef _SIG_ATOMIC_T
-#define _SIG_ATOMIC_T _SIG_ATOMIC_T
-typedef __sig_atomic_t sig_atomic_t;
-#endif /* _SIG_ATOMIC_T
+#define SIG_DFL _PDCLIB_SIG_DFL
+#define SIG_ERR _PDCLIB_SIG_ERR
+#define SIG_IGN _PDCLIB_SIG_IGN
 
-/* ----------------------------------------------------------------------------
- * FUNCTIONS
- * --------------------------------------------------------------------------*/
+#define SIGABRT _PDCLIB_SIGABRT
+#define SIGFPE  _PDCLIB_SIGFPE
+#define SIGILL  _PDCLIB_SIGILL
+#define SIGINT  _PDCLIB_SIGINT
+#define SIGSEGV _PDCLIB_SIGSEGV
+#define SIGTERM _PDCLIB_SIGTERM
 
-int raise( int sig );                                        /* TODO */
-void ( * signal( int sig, void ( *func )( int ) ) ) ( int ); /* TODO */
+/* Returns the value of func for the most recent successful call to signal()
+   for the signal sig. Returns SIG_ERR and sets errno to a positive value
+   otherwise.
+*/
+void (*signal( int sig, void (*func)( int ) ) )( int );
 
-#endif /* _SIGNAL_H */
+/* Returns zero if successful, nonzero otherwise. */
+int raise( int sig );
+
+#endif