Swap in the new stdio code.

[uclibc-ng.git] / libc / string / strerror.c

diff --git a/libc/string/strerror.c b/libc/string/strerror.c
index e157835c8e160458b916f3304fbf926cc0a36be4..890a03d1a210b99859c49b1705e1e82ba49fd8f1 100644 (file)
--- a/libc/string/strerror.c
+++ b/libc/string/strerror.c
@@ -28,26 +28,25 @@ Cambridge, MA 02139, USA.  */
  *
  * Added the option WANT_ERRORLIST for low-memory applications to omit the
  * error message strings and only output the error number.
+ *
+ * Manuel Novoa III       Feb 2002
+ *
+ * Change to _int10tostr and fix a bug in end-of-buf arg.
  */
 
 #define WANT_ERRORLIST     1
 
+#define _STDIO_UTILITY                 /* For _int10tostr. */
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 
-#include <limits.h>
-
-#if (INT_MAX >> 31)
-/* We're set up for 32 bit ints */
-#error need to check size allocation for static buffer 'retbuf'
-#endif
-
-extern char *__ltostr(char *buf, long uval, int base, int uppercase);
-
 #if WANT_ERRORLIST
 static char retbuf[48];
 #else
+#if __BUFLEN_INT10TOSTR > 12
+#error currently set up for 32 bit ints max!
+#endif
 static char retbuf[33];                        /* 33 is sufficient for 32 bit ints */
 #endif
 static const char unknown_error[] = "Unknown Error: errno"; /* = */
@@ -66,9 +65,8 @@ char *strerror(int err)
        }
 #endif
 
-       /* unknown error */
-       pos = __ltostr(retbuf + sizeof(retbuf) + 1, err, 10, 0)
-               - sizeof(unknown_error); /* leave space for the '=' */
+       /* unknown error -- leave space for the '=' */
+       pos = _int10tostr(retbuf+sizeof(retbuf)-1, err) - sizeof(unknown_error);
        strcpy(pos, unknown_error);
        *(pos + sizeof(unknown_error) - 1) = '=';
        return pos;
@@ -97,8 +95,8 @@ int main(void)
 #endif
 
        p = strerror(INT_MIN);
-       j = strlen(p)+1;
-       if (j > max) {
+       j = retbuf+sizeof(retbuf) - p;
+       if ( > max) {
            max = j;
            printf("strerror.c - Test of INT_MIN: <%s>  %d\n", p, j);
        }