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| author |   Mike Frysinger <vapier@gentoo.org> | 2010-01-13 19:11:02 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-01-13 19:11:02 +0000 |
| commit | c9c85c1b25f969e9034171d3a46033eaf55a97ee (patch) | |
| tree | 5072ff1e8000ac3f7d7aefa6ce2a7f6aa0afc9c3 /qlop.c | |
| parent | check the return value of realpath() instead of relying on errno all the time (diff) | |
| download | portage-utils-c9c85c1b25f969e9034171d3a46033eaf55a97ee.tar.gz portage-utils-c9c85c1b25f969e9034171d3a46033eaf55a97ee.tar.bz2 portage-utils-c9c85c1b25f969e9034171d3a46033eaf55a97ee.zip | |
introduce and use xreadlink(), and fix the length of the buffer
Diffstat (limited to 'qlop.c')
| -rw-r--r-- | qlop.c | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -1,7 +1,7 @@ /* * Copyright 2005-2007 Gentoo Foundation * Distributed under the terms of the GNU General Public License v2 - * $Header: /var/cvsroot/gentoo-projects/portage-utils/qlop.c,v 1.49 2010/01/05 03:00:11 vapier Exp $ + * $Header: /var/cvsroot/gentoo-projects/portage-utils/qlop.c,v 1.50 2010/01/13 19:11:02 vapier Exp $ * * Copyright 2005-2007 Ned Ludd - <solar@gentoo.org> * Copyright 2005-2007 Mike Frysinger - <vapier@gentoo.org> @@ -52,7 +52,7 @@ static const char *qlop_opts_help[] = { "Read emerge logfile instead of " QLOP_DEFAULT_LOGFILE, COMMON_OPTS_HELP }; -static const char qlop_rcsid[] = "$Id: qlop.c,v 1.49 2010/01/05 03:00:11 vapier Exp $"; +static const char qlop_rcsid[] = "$Id: qlop.c,v 1.50 2010/01/13 19:11:02 vapier Exp $"; #define qlop_usage(ret) usage(ret, QLOP_FLAGS, qlop_long_opts, qlop_opts_help, lookup_applet_idx("qlop")) #define QLOP_LIST 0x01 @@ -324,12 +324,13 @@ static void init_hz(void) hz = 100; } -static char *root_readlink(const int pid) { +static char *root_readlink(const int pid) +{ static char path[_Q_PATH_MAX]; char buf[_Q_PATH_MAX]; memset(&path, 0, sizeof(path)); snprintf(buf, sizeof(buf), "/proc/%d/root", pid); - readlink(buf, path, sizeof(path)); + xreadlink(buf, path, sizeof(path) - 1); return (char *) path; } |