// This code is Public Domain. Use, modify, and redistribute at will.
// ----------------------------------------------------------------------------
-// ----------------------------------------------------------------------------
-// C++
-
-const char * strrchr( const char * s, int c ) { /* TODO */ };
-char * strrchr( char * s, int c ) { /* TODO */ };
-
-// ----------------------------------------------------------------------------
-// Standard C
+#include <__NULL.h>
-char * strrchr( const char * s, int c ) { /* TODO */ };
-
-/* PDPC code - unreviewed
+char * strrchr( const char * src, int c )
{
- const char *p;
-
- p = s + strlen(s);
- while (p >= s)
+ const char * p = src;
+ while ( *p != '\0' )
+ {
+ ++p;
+ }
+ while ( p >= src )
{
- if (*p == (char)c) return ((char *)p);
- p--;
+ if ( *p == (char) c )
+ {
+ return (char *) p;
+ }
+ --p;
}
- return (NULL);
+ return NULL;
}
-*/