diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/common.sh | 68 |
1 files changed, 49 insertions, 19 deletions
diff --git a/lib/common.sh b/lib/common.sh index 3ec26ff..5a9f6fe 100644 --- a/lib/common.sh +++ b/lib/common.sh @@ -2,7 +2,7 @@ export LANG=C # check if messages are to be printed using color -unset ALL_OFF BOLD BLUE GREEN RED YELLOW +declare ALL_OFF= BOLD= BLUE= GREEN= RED= YELLOW= if [[ -t 2 ]]; then # prefer terminal safe colored and bold text when tput is supported if tput setaf 0 &>/dev/null; then @@ -40,30 +40,36 @@ msg2() { warning() { local mesg=$1; shift - printf "${YELLOW}==> WARNING:${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2 + printf "${YELLOW}==> $(gettext "WARNING:")${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2 } error() { local mesg=$1; shift - printf "${RED}==> ERROR:${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2 + printf "${RED}==> $(gettext "ERROR:")${ALL_OFF}${BOLD} ${mesg}${ALL_OFF}\n" "$@" >&2 } stat_busy() { local mesg=$1; shift - printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}...${ALL_OFF}" >&2 + printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}...${ALL_OFF}" "$@" >&2 } stat_done() { - printf "${BOLD}done${ALL_OFF}\n" >&2 + printf "${BOLD}$(gettext "done")${ALL_OFF}\n" >&2 } +_setup_workdir=false setup_workdir() { - [[ -z $WORKDIR ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX") + [[ -z ${WORKDIR:-} ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX") + _setup_workdir=true + trap 'trap_abort' INT QUIT TERM HUP + trap 'trap_exit' EXIT } cleanup() { - [[ -n $WORKDIR ]] && rm -rf "$WORKDIR" - [[ $1 ]] && exit $1 + if [[ -n ${WORKDIR:-} ]] && $_setup_workdir; then + rm -rf "$WORKDIR" + fi + [[ -n ${1:-} ]] && exit $1 } abort() { @@ -86,9 +92,6 @@ die() { cleanup 1 } -trap 'trap_abort' INT QUIT TERM HUP -trap 'trap_exit' EXIT - ## # usage : in_array( $needle, $haystack ) # return : 0 - found @@ -135,10 +138,19 @@ get_full_version() { # usage : lock( $fd, $file, $message ) ## lock() { - eval "exec $1>"'"$2"' - if ! flock -n $1; then - stat_busy "$3" - flock $1 + local fd=$1 + local file=$2 + local mesg=("$@:3") + + # Only reopen the FD if it wasn't handed to us + if [[ "$(readlink -f /dev/fd/$fd)" != "$(readlink -f "$file")" ]]; then + mkdir -p "${file%/*}" + eval "exec $fd>"'"$file"' + fi + + if ! flock -n $fd; then + stat_busy "${mesg[@]}" + flock $fd stat_done fi } @@ -147,10 +159,28 @@ lock() { # usage : slock( $fd, $file, $message ) ## slock() { - eval "exec $1>"'"$2"' - if ! flock -sn $1; then - stat_busy "$3" - flock -s $1 + local fd=$1 + local file=$2 + local mesg=("$@:3") + + # Only reopen the FD if it wasn't handed to us + if [[ "$(readlink -f /dev/fd/$fd)" != "$(readlink -f "$file")" ]]; then + mkdir -p "${file%/*}" + eval "exec $fd>"'"$file"' + fi + + eval "exec $fd>"'"$file"' + if ! flock -sn $fd; then + stat_busy "${mesg[@]}" + flock -s $fd stat_done fi } + +## +# usage : lock_close( $fd ) +## +lock_close() { + local fd=$1 + eval "exec $fd>&-" +} |