/* Test of case-insensitive searching in a string.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007, 2008 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <stdio.h>
#include <stdlib.h>
+#include <unistd.h>
#define ASSERT(expr) \
do \
int
main ()
{
+#if HAVE_DECL_ALARM
+ /* Declare failure if test takes too long, by using default abort
+ caused by SIGALRM. All known platforms that lack alarm also lack
+ memmem, and the replacement memmem is known to not take too
+ long. */
+ alarm (50);
+#endif
+
{
const char input[] = "foo";
const char *result = strcasestr (input, "");
ASSERT (result == NULL);
}
+ {
+ const char input[] = "ABC ABCDAB ABCDABCDABDE";
+ const char *result = strcasestr (input, "ABCDaBCD");
+ ASSERT (result == input + 11);
+ }
+
/* Check that a very long haystack is handled quickly if the needle is
short and occurs near the beginning. */
{
}
/* Check that the asymptotic worst-case complexity is not quadratic. */
-#if !HAVE_STRCASESTR /* The system's strcasestr() function fails this test. */
{
size_t m = 1000000;
char *haystack = (char *) malloc (2 * m + 2);
if (haystack != NULL)
free (haystack);
}
-#endif
return 0;
}