diff options
| author | Todd C. Miller <millert@cvs.openbsd.org> | 2004-06-24 18:19:26 +0000 |
|---|---|---|
| committer | Todd C. Miller <millert@cvs.openbsd.org> | 2004-06-24 18:19:26 +0000 |
| commit | a9159e0f7c544774dbdd3cd57c130c2b03b5257e (patch) | |
| tree | 60514242a439f08ebf3ab35d2f08de6b1c361557 /lib/libkvm/kvm_proc.c | |
| parent | 6f2f2524a7e8fe661b6ee6c12dc5722e2b206a30 (diff) | |
Allocate 8 pages for process argv, not one. This should really be ARG_MAX
but sysctl_proc_args() needs changes to support that.
Diffstat (limited to 'lib/libkvm/kvm_proc.c')
| -rw-r--r-- | lib/libkvm/kvm_proc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/libkvm/kvm_proc.c b/lib/libkvm/kvm_proc.c index df36310abef..c2918404b03 100644 --- a/lib/libkvm/kvm_proc.c +++ b/lib/libkvm/kvm_proc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kvm_proc.c,v 1.24 2004/06/15 03:52:59 deraadt Exp $ */ +/* $OpenBSD: kvm_proc.c,v 1.25 2004/06/24 18:19:25 millert Exp $ */ /* $NetBSD: kvm_proc.c,v 1.30 1999/03/24 05:50:50 mrg Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. @@ -73,7 +73,7 @@ #if 0 static char sccsid[] = "@(#)kvm_proc.c 8.3 (Berkeley) 9/23/93"; #else -static char *rcsid = "$OpenBSD: kvm_proc.c,v 1.24 2004/06/15 03:52:59 deraadt Exp $"; +static char *rcsid = "$OpenBSD: kvm_proc.c,v 1.25 2004/06/24 18:19:25 millert Exp $"; #endif #endif /* LIBC_SCCS and not lint */ @@ -909,7 +909,7 @@ kvm_arg_sysctl(kvm_t *kd, pid_t pid, int nchr, int env) int mib[4], ret; char *buf; - orglen = kd->nbpg; + orglen = env ? kd->nbpg : 8 * kd->nbpg; /* XXX - should be ARG_MAX */ if (kd->argbuf == NULL && (kd->argbuf = _kvm_malloc(kd, orglen)) == NULL) return (NULL); @@ -922,8 +922,8 @@ again: len = orglen; ret = (sysctl(mib, 4, kd->argbuf, &len, NULL, 0) < 0); - if (ret && errno == ENOMEM) { - orglen += kd->nbpg; + if (ret && errno == ENOMEM && env) { + orglen *= 2; buf = _kvm_realloc(kd, kd->argbuf, orglen); if (buf == NULL) return (NULL); |