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authorRoland McGrath <roland@gnu.org>1996-01-17 00:46:59 +0000
committerRoland McGrath <roland@gnu.org>1996-01-17 00:46:59 +0000
commitda128169aaa250809ed2b143487d062708548fe3 (patch)
tree2946b976d7bbc97a2450da3eb4c5de80c73c29da /stdlib/strtol.c
parent294897f4a6c1ef2fe408e37670e2bfbb0bf8a77d (diff)
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Sun Jan 14 01:01:10 1996 Ulrich Drepper <drepper@ipd.info.uni-karlsruhe.de>
	* stdlib/strtol.c: Return correct pointer for strings
	like "0xyz" and base 0 or 16.

	* string/strxfrm.c: Handle case for LENGTH == 0 correct.

	* sunrpc/etc.rpc: Add some more known protocols.
Sun Jan 14 01:01:10 1996  Ulrich Drepper  <drepper@ipd.info.uni-karlsruhe.de>

	* stdlib/strtol.c: Return correct pointer for strings
	like "0xyz" and base 0 or 16.

	* string/strxfrm.c: Handle case for LENGTH == 0 correct.

	* sunrpc/etc.rpc: Add some more known protocols.
Diffstat (limited to 'stdlib/strtol.c')
-rw-r--r--stdlib/strtol.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/stdlib/strtol.c b/stdlib/strtol.c
index d52f338c84..b06063c2c5 100644
--- a/stdlib/strtol.c
+++ b/stdlib/strtol.c
@@ -150,7 +150,7 @@ INTERNAL (strtol) (nptr, endptr, base, group)
   if (base < 0 || base == 1 || base > 36)
     base = 10;
 
-  s = nptr;
+  save = s = nptr;
 
   /* Skip white space.  */
   while (isspace (*s))
@@ -269,9 +269,17 @@ INTERNAL (strtol) (nptr, endptr, base, group)
   return (negative ? -i : i);
 
 noconv:
-  /* There was no number to convert.  */
+  /* We must handle a special case here: the base is 0 or 16 and the
+     first two characters and '0' and 'x', but the rest are no
+     hexadecimal digits.  This is no error case.  We return 0 and
+     ENDPTR points to the `x`.  */
   if (endptr != NULL)
-    *endptr = (char *) nptr;
+    if (save - nptr >= 2 && tolower (save[-1]) == 'x' && save[-2] == '0')
+      *endptr = (char *) &save[-1];
+    else
+      /*  There was no number to convert.  */
+      *endptr = (char *) nptr;
+
   return 0L;
 }