com32/lib/memccpy.c

   1 /*
   2  * memccpy.c
   3  *
   4  * memccpy()
   5  */
   6
   7 #include <stddef.h>
   8 #include <string.h>
   9
  10 void *memccpy(void *dst, const void *src, int c, size_t n)
  11 {
  12   char *q = dst;
  13   const char *p = src;
  14   char ch;
  15
  16   while ( n-- ) {
  17     *q++ = ch = *p++;
  18     if ( ch == (char)c )
  19       return q;
  20   }
  21
  22   return NULL;                  /* No instance of "c" found */
  23 }