# HG changeset patch
# User Daniel J Sebald <address@hidden>
# Date 1370292549 18000
# Node ID c2245f69e3e1a5f0244d6287ae468261b4f02dbf
# Parent  5a51fb7777a9950502965a043a70bd6ca5e0498b
New routine to return all strings associated with system signals.

* sig2str.h: Add typedef for char array of field width SIG2STR_MAX. Declare
new routine allsigstr() that returns string array for all fields.
* sig2str.c (allsigstr): Copy all signal definitions into array and return.

diff --git a/lib/sig2str.c b/lib/sig2str.c
--- a/lib/sig2str.c
+++ b/lib/sig2str.c
@@ -245,6 +245,18 @@
 
 #define NUMNAME_ENTRIES (sizeof numname_table / sizeof numname_table[0])
 
+static char allname[NUMNAME_ENTRIES + 1][SIG2STR_MAX];
+
+SigStr const *
+allsigstr (void)
+{
+  unsigned int i;
+  for (i = 0; i < NUMNAME_ENTRIES; i++)
+    strcpy (allname[i], numname_table[i].name);
+  strcpy (allname[NUMNAME_ENTRIES], "");
+  return allname;
+}
+
 /* ISDIGIT differs from isdigit, as follows:
    - Its arg may be any int or unsigned int; it need not be an unsigned char
      or EOF.
diff --git a/lib/sig2str.h b/lib/sig2str.h
--- a/lib/sig2str.h
+++ b/lib/sig2str.h
@@ -27,8 +27,16 @@
 /* Size of a buffer needed to hold a signal name like "HUP".  */
 # define SIG2STR_MAX (sizeof "SIGRTMAX" + INT_STRLEN_BOUND (int) - 1)
 
+#ifdef  __cplusplus
+extern "C" {
+#endif
 int sig2str (int, char *);
 int str2sig (char const *, int *);
+typedef char SigStr[SIG2STR_MAX];
+SigStr const * allsigstr (void);
+#ifdef  __cplusplus
+}
+#endif
 
 #endif