ocaml/otherlibs/unix/execvp.c

50 lines
1.9 KiB
C

/***********************************************************************/
/* */
/* OCaml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License, with */
/* the special exception on linking described in file ../../LICENSE. */
/* */
/***********************************************************************/
#include <caml/mlvalues.h>
#include <caml/memory.h>
#include "unixsupport.h"
#ifndef _WIN32
extern char ** environ;
#endif
CAMLprim value unix_execvp(value path, value args)
{
char ** argv;
caml_unix_check_path(path, "execvp");
argv = cstringvect(args, "execvp");
(void) execvp(String_val(path), argv);
stat_free((char *) argv);
uerror("execvp", path);
return Val_unit; /* never reached, but suppress warnings */
/* from smart compilers */
}
CAMLprim value unix_execvpe(value path, value args, value env)
{
char ** argv;
char ** saved_environ;
caml_unix_check_path(path, "execvpe");
argv = cstringvect(args, "execvpe");
saved_environ = environ;
environ = cstringvect(env, "execvpe");
(void) execvp(String_val(path), argv);
stat_free((char *) argv);
stat_free((char *) environ);
environ = saved_environ;
uerror("execvp", path);
return Val_unit; /* never reached, but suppress warnings */
/* from smart compilers */
}