1 files changed, 59 insertions, 0 deletions

diff --git a/v4.0/src/TOOLS/BLD/INC/SIGNAL.H b/v4.0/src/TOOLS/BLD/INC/SIGNAL.H
new file mode 100644
index 0000000..18b8f10
--- /dev/null
+++ b/v4.0/src/TOOLS/BLD/INC/SIGNAL.H
@@ -0,0 +1,59 @@
+/***
+*signal.h - defines signal values and routines
+*
+*   Copyright (c) 1985-1988, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*   This file defines the signal values and declares the signal functions.
+*   [ANSI/System V]
+*
+*******************************************************************************/
+
+
+#ifndef NO_EXT_KEYS /* extensions enabled */
+    #define _CDECL  cdecl
+#else /* extensions not enabled */
+    #define _CDECL
+#endif /* NO_EXT_KEYS */
+
+#ifndef _SIG_ATOMIC_T_DEFINED
+typedef int sig_atomic_t;
+#define _SIG_ATOMIC_T_DEFINED
+#endif
+
+
+#define NSIG 23     /* maximum signal number + 1 */
+
+/* signal types */
+/* SIGINT, SIGFPE, SIGILL, SIGSEGV, and SIGABRT are recognized on DOS 3.x */
+
+#define SIGINT      2   /* interrupt - corresponds to DOS 3.x int 23H */
+#define SIGILL      4   /* illegal instruction - invalid function image */
+#define SIGFPE      8   /* floating point exception */
+#define SIGSEGV     11  /* segment violation */
+#define SIGTERM     15  /* Software termination signal from kill */
+#define SIGUSR1     16  /* User defined signal 1 */
+#define SIGUSR2     17  /* User defined signal 2 */
+#define SIGUSR3     20  /* User defined signal 3 */
+#define SIGBREAK    21  /* Ctrl-Break sequence */
+#define SIGABRT     22  /* abnormal termination triggered by abort call */
+
+
+/* signal action codes */
+/* SIG_DFL and SIG_IGN are recognized on DOS 3.x */
+
+#define SIG_DFL (void (*)())0 /* default signal action */
+#define SIG_IGN (void (*)())1 /* ignore */
+#define SIG_SGE (void (*)())3 /* signal gets error */
+#define SIG_ACK (void (*)())4 /* error if handler not setup */
+
+
+/* signal error value (returned by signal call on error) */
+
+#define SIG_ERR (void (*)())-1    /* signal error value */
+
+
+/* function prototypes */
+
+void (_CDECL * _CDECL signal(int, void (_CDECL *)()))();
+int _CDECL raise(int);