jehanne/sys/src/lib/jehanne/port/execl.c

40 lines
833 B
C

/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
#include <u.h>
#include <libc.h>
int
jehanne_execl(const char *f, ...)
{
va_list va, va2;
char *arg;
int n;
va_start(va, f);
va_copy(va2, va);
n = 0;
while((arg = va_arg(va, char *)) != nil)
n++;
char **args = jehanne_malloc(sizeof(char*)*(n+1));
n = 0;
while((arg = va_arg(va2, char *)) != nil)
args[n++] = arg;
args[n] = nil;
va_end(va);
va_end(va2);
return sys_exec(f, (const char**)args);
}