From 166111908c2cff78986972e0d2668feb7ee9d42b Mon Sep 17 00:00:00 2001
From: gobo72 <gobo72@364a67c3-989e-7be9-548d-dae8560ea662>
Date: Mon, 22 Aug 2011 01:19:47 +0000
Subject: [PATCH] =?utf8?q?Ajout=20support=20pour=20archives=20xz,=20et=20a?=
 =?utf8?q?jout=20fonction=20pour=20v=C3=A9rifier=20qu'on=20est=20bien=20l'?=
 =?utf8?q?usager=20root.?=
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---
 functions/fpkg |  4 +++-
 functions/main | 34 +++++++++++++++++++++++++---------
 2 files changed, 28 insertions(+), 10 deletions(-)

diff --git a/functions/fpkg b/functions/fpkg
index 406175b..dd855d9 100644
--- a/functions/fpkg
+++ b/functions/fpkg
@@ -274,10 +274,12 @@ test_archive_integrity()
         TESTCMD="bzip2 -t"
     elif is_archive_tar_gzip "${EXT}"; then
         TESTCMD="gunzip -t"
+    elif [ "x${EXT}" = "xtar.xz" ]; then
+        TESTCMD="unxz -t"
     elif [ "x${EXT}" = "xzip" ]; then
         TESTCMD="unzip -t"
     else
-        # Can only test gzip, bzip2 and zip archives.
+        # Can only test gzip, bzip2, xz and zip archives.
         return 0
     fi
 
diff --git a/functions/main b/functions/main
index 25e1bcb..21f8a31 100644
--- a/functions/main
+++ b/functions/main
@@ -73,7 +73,7 @@ BRACKET="\033[1;34m"
 TAR_OPTS="-b8"
 
 # List of default archive extensions to try
-DEFAULT_ARCH_EXT_LIST="tar.bz2 tar.gz tgz tar.Z zip"
+DEFAULT_ARCH_EXT_LIST="tar.bz2 tar.gz tgz tar.Z tar.xz zip"
 
 HV_FONTS_PATH="/usr/share/fonts"
 
@@ -133,6 +133,11 @@ init_log_file()
     # Scripts directory
     export SCRDIR=$(pwd)
 
+    if [ ! -d "$(dirname $(pwd))/packages" ]; then
+        echo "Error, could not find packages directory \"$(dirname $(pwd))/packages\", aborting."
+        exit 1
+    fi
+
     export LFS_PKG_DIR="$(dirname $(pwd))/packages/${LFS_STAGE}"
     export LFS_LOG_DIR=${LFS}/var/log/hvlinux-install/${LFS_STAGE}
     export LFS_LOG_FILE=${LFS_LOG_DIR}/install.log
@@ -144,6 +149,15 @@ init_log_file()
     fi
 }
 
+# Check that we are logged in as the root user, and exit if this is not the case.
+check_for_root_user()
+{
+    if [ "x${USER}" != "xroot" ]; then
+        echo "You must be the superuser to install hvlinux."
+        exit 1
+    fi
+}
+
 # Extracting the version number from a complete package name.
 # Arg. #1: Complete package name with version (ex: firefox-3.5.5.source will output 3.5.5)
 get_pkg_ver()
@@ -653,7 +667,7 @@ static_decompressed_dirname()
 	local DIRNAME=""
 
         case ${arch_ext} in
-	    tar.bz2|tar.gz|tgz|tar.Z)
+	    tar.bz2|tar.gz|tgz|tar.Z|tar.xz)
                 # Remove optional "./" leading component with sed
                 # and extract base directory name with awk.
                 # tar 1.23 reports an error when using pipes, so
@@ -682,6 +696,7 @@ static_decompressed_dirname()
 # Decompression of a package
 # First argument: package name
 # Second argument: directory where decompressing (optional, defaults to LFS_TMP)
+# Third argument: directory levels to strip (optional)
 decompress_package()
 {
     # Checking for correct number of arguments
@@ -689,8 +704,11 @@ decompress_package()
 	local TOPDIR=${LFS_TMP}
     elif [ $# -eq 2 ]; then
 	local TOPDIR=${2}
+    elif [ $# -eq 3 ]; then
+	local TOPDIR=${2}
+	local STRIP_LEVEL="--strip-components=${3}"
     else
-	echo "${FUNCNAME}(): Incorrect number of arguments (must be 1 or 2)" > /dev/stderr
+	echo "${FUNCNAME}(): Incorrect number of arguments (must be 1, 2 or 3)" > /dev/stderr
 	return ${EXIT_FAILURE}
     fi
 
@@ -707,17 +725,15 @@ decompress_package()
 	    rm -rf ${TOPDIR}/${PACKAGE}
         fi
 
+
         # Decompressing package
         case ${arch_ext} in
-	    tar.bz2)
-                tar -C ${TOPDIR} ${TAR_OPTS} -jxf \
-                    ${LFS_PKG_DIR}/${PACKAGE}.${arch_ext}
-                ;;
-	    tar.gz|tgz|tar.Z)
-                tar -C ${TOPDIR} ${TAR_OPTS} -zxf \
+	    tar.bz2|tar.gz|tgz|tar.Z|tar.xz)
+                tar -C ${TOPDIR} ${TAR_OPTS} ${STRIP_LEVEL} -xf \
                     ${LFS_PKG_DIR}/${PACKAGE}.${arch_ext}
                 ;;
             zip)
+                # Support STRIP_LEVEL???
                 unzip -qq -d ${TOPDIR} ${LFS_PKG_DIR}/${PACKAGE}.${arch_ext}
                 ;;
         esac
-- 
2.20.1