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-rw-r--r--scripts/repo-add.sh.in58
1 files changed, 45 insertions, 13 deletions
diff --git a/scripts/repo-add.sh.in b/scripts/repo-add.sh.in
index 5643bda3..a760d1b1 100644
--- a/scripts/repo-add.sh.in
+++ b/scripts/repo-add.sh.in
@@ -28,7 +28,10 @@ myver='@PACKAGE_VERSION@'
confdir='@sysconfdir@'
QUIET=0
-REPO_DB_FILE=""
+REPO_DB_FILE=
+LOCKFILE=
+CLEAN_LOCK=0
+startdir="$PWD"
# ensure we have a sane umask set
umask 0022
@@ -219,7 +222,7 @@ db_write_entry()
return 1
fi
- pushd "$gstmpdir" 2>&1 >/dev/null
+ cd "$gstmpdir"
if [ -d "$pkgname-$pkgver" ]; then
warning "$(gettext "An entry for '%s' already existed")" "$pkgname-$pkgver"
@@ -264,7 +267,7 @@ db_write_entry()
write_list_entry "PROVIDES" "$_provides" "depends"
write_list_entry "OPTDEPENDS" "$_optdepends" "depends"
- popd 2>&1 >/dev/null
+ cd "$startdir"
# preserve the modification time
# Xav : what for?
@@ -295,6 +298,15 @@ db_remove_entry() {
check_repo_db()
{
+ # check lock file
+ if ( set -o noclobber; echo "$$" > "$LOCKFILE") 2> /dev/null; then
+ CLEAN_LOCK=1
+ else
+ error "$(gettext "Failed to acquire lockfile: %s.")" "$LOCKFILE"
+ [ -f "$LOCKFILE" ] && error "$(gettext "Held by %s")" "$(cat $LOCKFILE)"
+ exit 1
+ fi
+
if [ -f "$REPO_DB_FILE" ]; then
if ! (bsdtar -tf "$REPO_DB_FILE" | grep -q "/desc"); then
error "$(gettext "Repository file '%s' is not a proper pacman database.")" "$REPO_DB_FILE"
@@ -367,6 +379,23 @@ remove()
fi
}
+trap_exit()
+{
+ echo
+ error "$@"
+ exit 1
+}
+
+clean_up() {
+ local exit_code=$?
+
+ cd "$startdir"
+ [ -d "$gstmpdir" ] && rm -rf "$gstmpdir"
+ [ $CLEAN_LOCK -eq 1 -a -f "$LOCKFILE" ] && rm -f "$LOCKFILE"
+
+ exit $exit_code
+}
+
# PROGRAM START
# determine whether we have gettext; make it a no-op if we do not
@@ -387,11 +416,6 @@ if [ $# -lt 2 ]; then
exit 1
fi
-# main routine
-gstmpdir=$(mktemp -d /tmp/repo-tools.XXXXXXXXXX) || (\
- error "$(gettext "Cannot create temp directory for database building.")"; \
- exit 1)
-
# figure out what program we are
cmd="$(basename $0)"
if [ "$cmd" != "repo-add" -a "$cmd" != "repo-remove" ]; then
@@ -399,6 +423,15 @@ if [ "$cmd" != "repo-add" -a "$cmd" != "repo-remove" ]; then
exit 1
fi
+gstmpdir=$(mktemp -d /tmp/repo-tools.XXXXXXXXXX) || (\
+ error "$(gettext "Cannot create temp directory for database building.")"; \
+ exit 1)
+
+trap 'clean_up' EXIT
+trap 'trap_exit "$(gettext "TERM signal caught. Exiting...")"' TERM HUP QUIT
+trap 'trap_exit "$(gettext "Aborted by user! Exiting...")"' INT
+trap 'trap_exit "$(gettext "An unknown error has occured. Exiting...")"' ERR
+
success=0
# parse arguments
for arg in "$@"; do
@@ -413,6 +446,7 @@ for arg in "$@"; do
*)
if [ -z "$REPO_DB_FILE" ]; then
REPO_DB_FILE="$arg"
+ LOCKFILE="$REPO_DB_FILE.lck"
check_repo_db
else
case "$cmd" in
@@ -437,14 +471,14 @@ if [ $success -eq 1 ]; then
filename=$(basename "$REPO_DB_FILE")
- pushd "$gstmpdir" 2>&1 >/dev/null
+ cd "$gstmpdir"
if [ -n "$(ls)" ]; then
bsdtar -c${TAR_OPT}f "$filename" *
else
# the database will be moved to .old below, and there will be no new one to replace it
error "$(gettext "All packages have been removed from the database. Deleting '%s'.")" "$REPO_DB_FILE"
fi
- popd 2>&1 >/dev/null
+ cd "$startdir"
[ -f "$REPO_DB_FILE" ] && mv -f "$REPO_DB_FILE" "${REPO_DB_FILE}.old"
[ -f "$gstmpdir/$filename" ] && mv "$gstmpdir/$filename" "$REPO_DB_FILE"
@@ -452,7 +486,5 @@ else
msg "$(gettext "No packages modified, nothing to do.")"
fi
-# remove the temp directory used to unzip
-[ -d "$gstmpdir" ] && rm -rf "$gstmpdir"
-
+exit 0
# vim: set ts=2 sw=2 noet: