getdelim doesn't set errno on failure?

[Oskar Liljeblad]

I don't know if this is necessary or necessarily correct, but
it seems getdelim doesn't always set errno on failure (when it
returns -1).

>From what I can tell, the test below (needed < cur_len) is to
test for overflow.

Oskar Liljeblad (address@hidden)

Index: getdelim.c
===================================================================
RCS file: /cvsroot/gnulib/gnulib/lib/getdelim.c,v
retrieving revision 1.1
diff -u -p -r1.1 getdelim.c
--- getdelim.c  2 Aug 2005 09:33:30 -0000       1.1
+++ getdelim.c  23 Aug 2005 14:38:56 -0000
@@ -28,6 +28,11 @@
 
 #include "getdelim.h"
 
+/* Some systems, like OSF/1 4.0 and Woe32, don't have EOVERFLOW.  */
+#ifndef EOVERFLOW
+# define EOVERFLOW E2BIG
+#endif
+
 #if !HAVE_FLOCKFILE
 # undef flockfile
 # define flockfile(x) ((void) 0)
@@ -86,6 +91,7 @@ getdelim (char **lineptr, size_t *n, int
 
          if (needed < cur_len)
            {
+             errno = EOVERFLOW;
              result = -1;
              goto unlock_return;
            }