From: Christian Heller Date: Mon, 9 Mar 2015 15:57:24 +0000 (+0100) Subject: Make erle's redo-ifchange more portable, let's see if he'll adapt this. X-Git-Url: https://plomlompom.com/repos/%7B%7Bprefix%7D%7D/copy_structured?a=commitdiff_plain;h=e2daddf9fd868404818311ec18d9ecd33b2e7e43;p=plomrogue Make erle's redo-ifchange more portable, let's see if he'll adapt this. --- diff --git a/build/redo_scripts/redo-ifchange b/build/redo_scripts/redo-ifchange index 7023a04..532587a 100755 --- a/build/redo_scripts/redo-ifchange +++ b/build/redo_scripts/redo-ifchange @@ -12,11 +12,24 @@ # Overflow oder eine Format String Vulnerability zwischen die anderen # Codezeilen und schreibe das auch nicht dran. +# GNU vs BSD. +test=`command -v md5sum | wc -l` +if [ 1 -gt $test ] +then + alias md5sum='md5 -r' +fi +alias stat_cY='stat -c%Y' +test=`stat --version 2>&1 | grep GNU | wc -l` +if [ 1 -gt $test ] +then + alias stat_cY='stat -f%Y' +fi + _add_ctime_md5sum() { target=$1 local base; _dirsplit "$target" [ -d "$REDO_DIR/$dir" ] || LANG=C mkdir -p "$REDO_DIR/$dir" - LANG=C stat -c%Y "$target" >"$REDO_DIR/$target".ctime + LANG=C stat_cY "$target" >"$REDO_DIR/$target".ctime LANG=C md5sum <"$target" >"$REDO_DIR/$target".md5sum } @@ -27,7 +40,7 @@ _add_dependency() { [ "$parent" = "$dependency" ] && exit 1 local base; _dirsplit "$parent" [ -d "$REDO_DIR/$dir" ] || LANG=C mkdir -p "$REDO_DIR/$dir" - ctime="$(LANG=C stat -c%Y "$dependency")" + ctime="$(LANG=C stat_cY "$dependency")" md5sum="$(LANG=C md5sum < "$dependency")" printf '%s\t%s\t%s\n' "$dependency" "$ctime" "$md5sum" >> \ "$REDO_DIR"/"$parent".dependencies.tmp @@ -91,7 +104,7 @@ _target_uptodate() { fi if [ -e "$REDO_DIR/$target".ctime ]; then read ctime_stored <"$REDO_DIR/$target".ctime - ctime_actual="$(LANG=C stat -c%Y "$target")" + ctime_actual="$(LANG=C stat_cY "$target")" _echo_debug_message "$target stored ctime $ctime_stored" _echo_debug_message "$target actual ctime $ctime_actual" if [ "$ctime_stored" = "$ctime_actual" ]; then @@ -105,7 +118,7 @@ _target_uptodate() { if [ "$md5sum_stored" = "$md5sum_actual" ]; then # If stored md5sum of target matches actual md5sum, but stored # ctime does not, redo needs to update stored ctime of target. - LANG=C stat -c%Y "$target" >"$REDO_DIR/$target".md5sum + LANG=C stat_cY "$target" >"$REDO_DIR/$target".md5sum return 0 fi _echo_debug_message "$target out of date." @@ -127,7 +140,7 @@ _dependencies_uptodate() { fi _echo_debug_message "$target dependency check:" # If any dependency does not exist, the target is out of date. - LANG=C stat -c%Y $(LANG=C cut -f1 "$REDO_DIR/$target".dependencies) > \ + LANG=C stat_cY $(LANG=C cut -f1 "$REDO_DIR/$target".dependencies) > \ "$REDO_DIR/$target".dependencies.ctimes 2>&- || return 1 exec 3< "$REDO_DIR/$target".dependencies.ctimes exec 4< "$REDO_DIR/$target".dependencies