1 #include <unistd.h>
2 #include <string.h>
3 #include <sys/limits.h>
4
5 /*
6 * BUG: instead of looking at PATH env variable,
7 * just try prepending /bin/ if name fails...
8 */
9
10 extern char **environ;
11
12 int
execlp(const char * name,const char * arg0,...)13 execlp(const char *name, const char *arg0, ...)
14 {
15 int n;
16 char buf[PATH_MAX];
17
18 if((n=execve(name, &arg0, environ)) < 0){
19 strcpy(buf, "/bin/");
20 strcpy(buf+5, name);
21 n = execve(buf, &name+1, environ);
22 }
23 return n;
24 }
25