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| | #include <unistd.h>
#include <errno.h>
#include <stdarg.h>
extern int __execsh(const char *, char *const []);
int execlp(const char *file, const char *argv0, ...)
{
int argc;
va_list ap;
va_start(ap, argv0);
for (argc=1; va_arg(ap, const char *); argc++);
va_end(ap);
{
int i;
char *argv[argc+1];
va_start(ap, argv0);
argv[0] = (char *)argv0;
for (i=1; i<argc; i++)
argv[i] = va_arg(ap, char *);
argv[i] = NULL;
va_end(ap);
execvp(file, argv);
if (errno == ENOEXEC) {
errno = 0;
return __execsh(file, argv);
}
return -1;
}
}
|