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1999-03-08 Roland McGrath <roland@baalperazim.frob.com>

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* hurd/hurdexec.c (_hurd_exec): Handle ARGV or ENVP parameters being 
null, in which case send an empty string.
This commit is contained in:
Roland McGrath 1999-03-08 12:41:21 +00:00
parent b93492aadd
commit 8c4b8cbc65
1 changed files with 6 additions and 2 deletions
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8
hurd/hurdexec.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
/* Copyright (C) 1991,92,93,94,95,96,97,99 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -49,8 +49,12 @@ _hurd_exec (task_t task, file_t file,
mach_port_t *please_dealloc, *pdp;
/* XXX needs to be hurdmalloc XXX */
if (err = __argz_create (argv, &args, &argslen))
if (argv == NULL)
args = NULL, argslen = 0;
else if (err = __argz_create (argv, &args, &argslen))
return err;
if (envp == NULL)
env = NULL, envlen = 0;
if (err = __argz_create (envp, &env, &envlen))
goto outargs;