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Handle args for 32-bit emulation processes properly.

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eeh 1999-12-30 15:59:26 +00:00
parent 7aeaf762e5
commit b142754870
1 changed files with 9 additions and 4 deletions
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13
sys/kern/kern_exec.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_exec.c,v 1.104 1999/11/21 17:04:05 is Exp $ */
/* $NetBSD: kern_exec.c,v 1.105 1999/12/30 15:59:26 eeh Exp $ */
/*-
* Copyright (C) 1993, 1994, 1996 Christopher G. Demetriou
@ -345,9 +345,14 @@ sys_execve(p, v, retval)
szsigcode = pack.ep_emul->e_esigcode - pack.ep_emul->e_sigcode;
/* Now check if args & environ fit into new stack */
len = ((argc + envc + 2 + pack.ep_emul->e_arglen) * sizeof(char *) +
sizeof(long) + dp + STACKGAPLEN + szsigcode +
sizeof(struct ps_strings)) - argp;
if (pack.ep_flags & EXEC_32)
len = ((argc + envc + 2 + pack.ep_emul->e_arglen) * sizeof(char *) +
sizeof(int) + dp + STACKGAPLEN + szsigcode +
sizeof(struct ps_strings)) - argp;
else
len = ((argc + envc + 2 + pack.ep_emul->e_arglen) * sizeof(int) +
sizeof(int) + dp + STACKGAPLEN + szsigcode +
sizeof(struct ps_strings)) - argp;
len = ALIGN(len); /* make the stack "safely" aligned */