configure.in (checkfuncs): Check for sbrk.

        * configure.in (checkfuncs): Check for sbrk.
        * config.in: Rebuilt.
        * configure: Likewise.
        * xmalloc.c: Use HAVE_SBRK instead of the host specific definitions.

From-SVN: r26480

libiberty/ChangeLog

+Thu Apr 15 23:00:55 1999  Mumit Khan  <khan@xraylith.wisc.edu>
+
+	* configure.in (checkfuncs): Check for sbrk.
+	* config.in: Rebuilt.
+	* configure: Likewise.
+	* xmalloc.c: Use HAVE_SBRK instead of the host specific definitions.
+
 1999-04-12  Jim Blandy  <jimb@zwingli.cygnus.com>
 
 	Fix from Marcus Daniels:

libiberty/config.in

@@ -106,6 +106,9 @@
 /* Define if you have the memset function.  */
 #undef HAVE_MEMSET
 
+/* Define if you have the mkstemps function.  */
+#undef HAVE_MKSTEMPS
+
 /* Define if you have the on_exit function.  */
 #undef HAVE_ON_EXIT
 
@@ -121,6 +124,9 @@
 /* Define if you have the rindex function.  */
 #undef HAVE_RINDEX
 
+/* Define if you have the sbrk function.  */
+#undef HAVE_SBRK
+
 /* Define if you have the sigsetmask function.  */
 #undef HAVE_SIGSETMASK
 

libiberty/configure.in

@@ -154,7 +154,7 @@ funcs="$funcs waitpid"
 
 vars="sys_errlist sys_nerr sys_siglist"
 
-checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times"
+checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk"
 
 # These are neither executed nor required, but they help keep
 # autoheader happy without adding a bunch of text to acconfig.h.
@@ -168,6 +168,7 @@ if test "x" = "y"; then
   AC_DEFINE(HAVE_SYS_NERR)
   AC_DEFINE(HAVE_SYS_SIGLIST)
   AC_CHECK_FUNCS(getrusage on_exit psignal strerror strsignal sysconf times)
+  AC_CHECK_FUNCS(sbrk)
 fi
 
 # For each of these functions, if the host does not provide the

libiberty/xmalloc.c

@@ -43,22 +43,22 @@ PTR sbrk PARAMS ((ptrdiff_t));
 /* The program name if set.  */
 static const char *name = "";
 
-#if ! defined (_WIN32) || defined (__CYGWIN__) || defined (_UWIN)
+#ifdef HAVE_SBRK
 /* The initial sbrk, set when the program name is set. Not used for win32
    ports other than cygwin32.  */
 static char *first_break = NULL;
-#endif /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#endif /* HAVE_SBRK */
 
 void
 xmalloc_set_program_name (s)
      const char *s;
 {
   name = s;
-#if ! defined (_WIN32) || defined (__CYGWIN__) || defined (_UWIN)
+#ifdef HAVE_SBRK
   /* Win32 ports other than cygwin32 don't have brk() */
   if (first_break == NULL)
     first_break = (char *) sbrk (0);
-#endif /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#endif /* HAVE_SBRK */
 }
 
 PTR
@@ -72,7 +72,7 @@ xmalloc (size)
   newmem = malloc (size);
   if (!newmem)
     {
-#if ! defined (_WIN32) || defined (__CYGWIN__) || defined (_UWIN)
+#ifdef HAVE_SBRK
       extern char **environ;
       size_t allocated;
 
@@ -84,12 +84,12 @@ xmalloc (size)
 	       "\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
 	       name, *name ? ": " : "",
 	       (unsigned long) size, (unsigned long) allocated);
-#else
+#else /* HAVE_SBRK */
       fprintf (stderr,
               "\n%s%sCan not allocate %lu bytes\n",
               name, *name ? ": " : "",
               (unsigned long) size);
-#endif /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#endif /* HAVE_SBRK */
       xexit (1);
     }
   return (newmem);
@@ -107,7 +107,7 @@ xcalloc (nelem, elsize)
   newmem = calloc (nelem, elsize);
   if (!newmem)
     {
-#if ! defined (_WIN32) || defined (__CYGWIN__) || defined (_UWIN)
+#ifdef HAVE_SBRK
       extern char **environ;
       size_t allocated;
 
@@ -119,12 +119,12 @@ xcalloc (nelem, elsize)
 	       "\n%s%sCan not allocate %lu bytes after allocating %lu bytes\n",
 	       name, *name ? ": " : "",
 	       (unsigned long) (nelem * elsize), (unsigned long) allocated);
-#else
+#else /* HAVE_SBRK */
       fprintf (stderr,
               "\n%s%sCan not allocate %lu bytes\n",
               name, *name ? ": " : "",
               (unsigned long) (nelem * elsize));
-#endif /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#endif /* HAVE_SBRK */
       xexit (1);
     }
   return (newmem);
@@ -145,7 +145,7 @@ xrealloc (oldmem, size)
     newmem = realloc (oldmem, size);
   if (!newmem)
     {
-#if ! defined (_WIN32) || defined (__CYGWIN__) || defined (_UWIN)
+#ifdef HAVE_SBRK
       extern char **environ;
       size_t allocated;
 
@@ -157,12 +157,12 @@ xrealloc (oldmem, size)
 	       "\n%s%sCan not reallocate %lu bytes after allocating %lu bytes\n",
 	       name, *name ? ": " : "",
 	       (unsigned long) size, (unsigned long) allocated);
-#else /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#else /* HAVE_SBRK */
       fprintf (stderr,
               "\n%s%sCan not reallocate %lu bytes\n",
               name, *name ? ": " : "",
               (unsigned long) size);
-#endif /* ! _WIN32 || __CYGWIN__ || _UWIN */
+#endif /* HAVE_SBRK */
       xexit (1);
     }
   return (newmem);