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authorAllan McRae <allan@archlinux.org>2015-05-13 15:44:01 +1000
committerAllan McRae <allan@archlinux.org>2015-05-19 23:43:00 +1000
commit15b6cecdd5353d1ce8d8a9747ea9e55477ceb3fb (patch)
tree118f7462f06430d00edf2f16b20b7350ead55ec4 /scripts/libmakepkg/util
parent8ab106eb9b21263941a4329eb89709f35b2bd178 (diff)
libmakepkg: extract more utility functions
Signed-off-by: Allan McRae <allan@archlinux.org>
Diffstat (limited to 'scripts/libmakepkg/util')
-rw-r--r--scripts/libmakepkg/util/util.sh32
1 files changed, 31 insertions, 1 deletions
diff --git a/scripts/libmakepkg/util/util.sh b/scripts/libmakepkg/util/util.sh
index 307464e4..d2378bb8 100644
--- a/scripts/libmakepkg/util/util.sh
+++ b/scripts/libmakepkg/util/util.sh
@@ -19,7 +19,7 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
-[ -n "$LIBMAKEPKG_UTIL_UTIL_SH" ] && return
+[[ -n "$LIBMAKEPKG_UTIL_UTIL_SH" ]] && return
LIBMAKEPKG_UTIL_UTIL_SH=1
@@ -36,3 +36,33 @@ in_array() {
done
return 1 # Not Found
}
+
+# Canonicalize a directory path if it exists
+canonicalize_path() {
+ local path="$1";
+
+ if [[ -d $path ]]; then
+ (
+ cd_safe "$path"
+ pwd -P
+ )
+ else
+ printf "%s\n" "$path"
+ fi
+}
+
+dir_is_empty() {
+ (
+ shopt -s dotglob nullglob
+ files=("$1"/*)
+ (( ${#files} == 0 ))
+ )
+}
+
+cd_safe() {
+ if ! cd "$1"; then
+ error "$(gettext "Failed to change to directory %s")" "$1"
+ plain "$(gettext "Aborting...")"
+ exit 1
+ fi
+}