src/process/execl.c

   1 #include <unistd.h>
   2 #include <stdarg.h>
   3
   4 int execl(const char *path, const char *argv0, ...)
   5 {
   6         int argc;
   7         va_list ap;
   8         va_start(ap, argv0);
   9         for (argc=1; va_arg(ap, const char *); argc++);
  10         va_end(ap);
  11         {
  12                 int i;
  13                 char *argv[argc+1];
  14                 va_start(ap, argv0);
  15                 argv[0] = (char *)argv0;
  16                 for (i=1; i<argc; i++)
  17                         argv[i] = va_arg(ap, char *);
  18                 argv[i] = NULL;
  19                 va_end(ap);
  20                 return execv(path, argv);
  21         }
  22 }