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authorDan McGee <dan@archlinux.org>2007-01-31 00:38:13 +0000
committerDan McGee <dan@archlinux.org>2007-01-31 00:38:13 +0000
commit2ea88b9ff6b91ca98c3bff08936464e26a1007f0 (patch)
tree68560cc895bb174c74b01b5f742e7bfe2d745b2b
parentd9b4d3f75cd6e3cf5b0f457b988b768ac5be8d32 (diff)
* Updated repo-add script to remove same package, different version when
adding a package to a database. Also added commenting. :)
-rwxr-xr-xscripts/repo-add93
1 files changed, 71 insertions, 22 deletions
diff --git a/scripts/repo-add b/scripts/repo-add
index 63dc3058..aec7fa75 100755
--- a/scripts/repo-add
+++ b/scripts/repo-add
@@ -1,4 +1,5 @@
#!/bin/bash
+#
# repo-add : add a package to a given repo database file
#
# Copyright (c) 2006 Aaron Griffin <aaron@archlinux.org>
@@ -18,6 +19,8 @@
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
# USA.
+myver='3.0.0'
+
FORCE=0
REPO_DB_FILE=""
@@ -25,12 +28,27 @@ DB_COMPRESSION="gz" #TODO this is gross
DB_CHECKSUMS=(md5)
TMP_DIR=""
-if [ $# -lt 2 ]; then
- echo "repo-add /path/to/repo.db.tar.gz [--force] [packages-to-add]"
- exit 1
-fi
-
+# print usage instructions
+usage() {
+ echo "repo-add $myver"
+ echo
+ echo "usage: repo-add <path-to-db> [--force] <package> ..."
+ echo
+ echo "repo-add will update a package database by reading a package file."
+ echo "Multiple packages to add can be specified on the command line."
+ echo
+ echo "The --force flag will add a 'force' entry to the sync database, which"
+ echo "tells pacman to skip its internal version number checking and update"
+ echo "the package regardless."
+ echo
+ echo "Example:"
+ echo " repo-add /path/to/repo.db.tar.gz pacman-3.0.0.pkg.tar.gz"
+ echo
+}
+# return calculated checksum of package
+# arg1 - checksum type
+# arg2 - path to package
get_checksum () {
case "$(echo "$1" | tr A-Z a-z)" in
md5) sum=$(md5sum $2); echo ${sum% *} ;;
@@ -41,6 +59,8 @@ get_checksum () {
esac
}
+# return PKGINFO string for checksum type
+# arg1 - checksum type
checksum_name () {
case "$(echo "$1" | tr A-Z a-z)" in
md5) echo "MD5SUM" ;;
@@ -51,6 +71,7 @@ checksum_name () {
esac
}
+# test if a file is a repository DB
test_repo_db_file () {
if [ -f "$REPO_DB_FILE" ]; then
[ "$(tar tf "$REPO_DB_FILE" | grep -c "/desc")" -gt 0 ] || return 1
@@ -59,8 +80,11 @@ test_repo_db_file () {
fi
}
+# write an entry to the pacman database
+# arg1 - path to package
db_write_entry()
{
+ # blank out all variables and set pkgfile
pkgfile=$(readlink -f $1)
export pkgname=""
pkgver=""
@@ -79,9 +103,10 @@ db_write_entry()
_conflicts=""
OLDIFS="$IFS"
- #gross... IFS == new line
- IFS='
- '
+ # IFS (field seperator) is only the newline character
+ IFS=$(echo)
+
+ # read info from the zipped package
for i in $(tar xOf "$pkgfile" .PKGINFO | grep -v "^#" |sed 's|\(\w*\)\s*=\s*\(.*\)|\1="\2"|'); do
eval "${i}"
case "$i" in
@@ -94,28 +119,33 @@ db_write_entry()
conflicts=*) _conflicts="$_conflicts $conflicts" ;;
esac
done
+
IFS=$OLDIFS
+ # get compressed size of package
csize="$(du -b $pkgfile | cut -f1)"
cd $gstmpdir
+ # ensure $pkgname and $pkgver variables were found
if [ -z "$pkgname" -o -z "$pkgver" ]; then
echo " error: invalid package file"
return 1
fi
- if [ ! -d "$pkgname-$pkgver" ]; then
- [ -e "$pkgname-$pkgver" ] && rm -rf "$pkgname-$pkgver"
- mkdir "$pkgname-$pkgver"
- cd "$pkgname-$pkgver"
- else
- cd "$pkgname-$pkgver"
- [ -e desc ] && rm desc
- [ -e depends ] && rm depends
- fi
+ # remove any other package in the DB with same name
+ for existing in *; do
+ if [ "${existing%-*-*}" = "$pkgname" ]; then
+ echo ":: removing existing package '$existing'"
+ rm -rf $existing
+ fi
+ done
+
+ # create package directory
+ mkdir "$pkgname-$pkgver"
+ cd "$pkgname-$pkgver"
- # desc
+ # create desc entry
echo ":: creating 'desc' db entry"
echo -e "%FILENAME%\n$1\n" >> desc
echo -e "%NAME%\n$pkgname\n" >>desc
@@ -131,6 +161,7 @@ db_write_entry()
[ -n $csize ] && echo -e "%CSIZE%\n$csize\n" >>desc
[ -n $size ] && echo -e "%ISIZE%\n$size\n" >>desc
+ # compute checksums
for chk in ${DB_CHECKSUMS[@]}; do
name="$(checksum_name $chk)"
echo ":: computing $name checksums"
@@ -156,7 +187,7 @@ db_write_entry()
fi
[ "$FORCE" = "1" ] && echo -e "%FORCE%\n" >>desc
- # depends
+ # create depends entry
echo ":: creating 'depends' db entry"
if [ -n "$depends" ]; then
echo "%DEPENDS%" >>depends
@@ -176,21 +207,37 @@ db_write_entry()
# preserve the modification time
touch -r "$pkgfile" desc depends
-}
+} # end db_write_entry
+
+# PROGRAM START
+
+# check for help flags
+if [ "$1" = "-h" -o "$1" = "--help" ]; then
+ usage
+ exit 0
+fi
+
+# check for correct number of args
+if [ $# -lt 2 ]; then
+ usage
+ exit 1
+fi
+# main routine
if [ $# -gt 1 ]; then
gstmpdir=$(mktemp -d /tmp/gensync.XXXXXXXXXX) || (\
echo "cannot create temp directory for database building"; \
exit 1)
success=0
+ # parse arguements
for arg in $@; do
if [ "$arg" == "--force" -o "$arg" == "-f" ]; then
FORCE=1
- elif [ "x$REPO_DB_FILE" == "x" ]; then
+ elif [ -z "$REPO_DB_FILE" ]; then
REPO_DB_FILE="$(readlink -f $arg)"
if ! test_repo_db_file; then
- echo " repository db file '$REPO_DB_FILE' is not a proper pacman db"
+ echo "error: repository file '$REPO_DB_FILE' is not a proper pacman db"
exit 1
elif [ -f "$REPO_DB_FILE" ]; then
echo ":: extracting database to a temporary location"
@@ -215,6 +262,7 @@ if [ $# -gt 1 ]; then
fi
done
+ # if all operations were a success, rezip database
if [ "$success" = "1" ]; then
echo ":: creating updated database file ${REPO_DB_FILE}"
cd $gstmpdir
@@ -233,6 +281,7 @@ if [ $# -gt 1 ]; then
fi
fi
+# remove the temp directory used to unzip
[ -d "$gstmpdir" ] && rm -rf $gstmpdir
# vim: set ts=2 sw=2 noet: