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sysfsutils: move to the correct directory

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33856 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow 2012-10-19 10:22:11 +00:00
parent 5d356e0882
commit a9eb265ebf
2 changed files with 125 additions and 0 deletions

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@ -0,0 +1,70 @@
#
# Copyright (C) 2006-2012 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
PKG_NAME:=sysfsutils
PKG_VERSION:=2.1.0
PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=@SF/linux-diag
PKG_MD5SUM:=14e7dcd0436d2f49aa403f67e1ef7ddc
PKG_MAINTAINER:=Jo-Philipp Wich <jow@openwrt.org>
PKG_FIXUP:=autoreconf
PKG_INSTALL:=1
include $(INCLUDE_DIR)/package.mk
define Package/libsysfs
SECTION:=libs
CATEGORY:=Libraries
SUBMENU:=Filesystem
TITLE:=Sysfs library
URL:=http://linux-diag.sourceforge.net/Sysfsutils.html
endef
define Package/sysfsutils
SECTION:=utils
CATEGORY:=Utilities
SUBMENU:=Filesystem
DEPENDS:=+libsysfs
TITLE:=System Utilities Based on Sysfs
URL:=http://linux-diag.sourceforge.net/Sysfsutils.html
endef
define Package/libsysfs/description
The library's purpose is to provide a consistant and stable interface for
querying system device information exposed through sysfs.
endef
define Package/sysfsutils/description
A utility built upon libsysfs that lists devices by bus, class, and topology.
endef
define Build/InstallDev
$(INSTALL_DIR) $(1)/usr/include
$(CP) $(PKG_INSTALL_DIR)/usr/include/sysfs $(1)/usr/include/
$(INSTALL_DIR) $(1)/usr/lib
$(CP) $(PKG_INSTALL_DIR)/usr/lib/libsysfs.{a,so*,la} $(1)/usr/lib/
endef
define Package/libsysfs/install
$(INSTALL_DIR) $(1)/usr/lib
$(CP) $(PKG_INSTALL_DIR)/usr/lib/libsysfs.so* $(1)/usr/lib/
endef
define Package/sysfsutils/install
$(INSTALL_DIR) $(1)/usr/bin
$(CP) $(PKG_INSTALL_DIR)/usr/bin/systool $(1)/usr/bin/
endef
$(eval $(call BuildPackage,libsysfs))
$(eval $(call BuildPackage,sysfsutils))

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@ -0,0 +1,55 @@
--- a/lib/sysfs_utils.c
+++ b/lib/sysfs_utils.c
@@ -22,6 +22,7 @@
*/
#include "libsysfs.h"
#include "sysfs.h"
+#include <mntent.h>
/**
* sysfs_remove_trailing_slash: Removes any trailing '/' in the given path
@@ -53,6 +54,9 @@ int sysfs_get_mnt_path(char *mnt_path, s
{
static char sysfs_path[SYSFS_PATH_MAX] = "";
const char *sysfs_path_env;
+ FILE *mnt;
+ struct mntent *mntent;
+ int ret;
if (len == 0 || mnt_path == NULL)
return -1;
@@ -64,12 +68,31 @@ int sysfs_get_mnt_path(char *mnt_path, s
if (sysfs_path_env != NULL) {
safestrcpymax(mnt_path, sysfs_path_env, len);
sysfs_remove_trailing_slash(mnt_path);
- return 0;
+ } else {
+ safestrcpymax(mnt_path, SYSFS_MNT_PATH, len);
}
- safestrcpymax(mnt_path, SYSFS_MNT_PATH, len);
}
- return 0;
+ /* check that mount point is indeed mounted */
+ ret = -1;
+ if ((mnt = setmntent(SYSFS_PROC_MNTS, "r")) == NULL) {
+ dprintf("Error getting mount information\n");
+ return -1;
+ }
+ while ((mntent = getmntent(mnt)) != NULL) {
+ if (strcmp(mntent->mnt_type, SYSFS_FSTYPE_NAME) == 0 &&
+ strcmp(mntent->mnt_dir, mnt_path) == 0) {
+ ret = 0;
+ break;
+ }
+ }
+
+ endmntent(mnt);
+
+ if (ret < 0)
+ errno = ENOENT;
+
+ return ret;
}
/**