Added #ifdef to allow regression against system lib.

[pdclib] / functions / string / strtok.c

diff --git a/functions/string/strtok.c b/functions/string/strtok.c
index 31359208d1d4b9342d99fe6452742d6043fd135d..991891dd258f0bc27b2b7cb3dc9a7b4eb8df5e6a 100644 (file)
--- a/functions/string/strtok.c
+++ b/functions/string/strtok.c
@@ -11,11 +11,12 @@
 #include <_PDCLIB_aux.h>
 #include <string.h>
 
+#ifndef REGTEST
+
 char * strtok( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2 )
 {
     static char * tmp = NULL;
     const char * p = s2;
-    size_t len;
 
     if ( s1 != NULL )
     {
@@ -73,4 +74,27 @@ char * strtok( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2 )
     return ( tmp = NULL );
 }
 
-#warning Test driver missing.
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main()
+{
+    char s[] = "_a_bc__d_";
+    BEGIN_TESTS;
+    TESTCASE( strtok( s, "_" ) == &s[1] );
+    TESTCASE( s[1] == 'a' );
+    TESTCASE( s[2] == '\0' );
+    TESTCASE( strtok( NULL, "_" ) == &s[3] );
+    TESTCASE( s[3] == 'b' );
+    TESTCASE( s[4] == 'c' );
+    TESTCASE( s[5] == '\0' );
+    TESTCASE( strtok( NULL, "_" ) == &s[7] );
+    TESTCASE( s[6] == '_' );
+    TESTCASE( s[7] == 'd' );
+    TESTCASE( s[8] == '\0' );
+    TESTCASE( strtok( NULL, "_" ) == NULL );
+    return TEST_RESULTS;
+}
+#endif