To enable the creation of multiple packages with one command move the
assembly process into its own function.
Handle SIGHUP, SIGINT, SIGTERM and remove working directories
accordingly.
Add some comments.
Signed-off-by: Gordian Edenhofer
---
contrib/bacman.sh.in | 442 +++++++++++++++++++++++++--------------------------
1 file changed, 220 insertions(+), 222 deletions(-)
diff --git a/contrib/bacman.sh.in b/contrib/bacman.sh.in
index a611c1a..a13f074 100644
--- a/contrib/bacman.sh.in
+++ b/contrib/bacman.sh.in
@@ -33,9 +33,18 @@ ARGS=("$@")
m4_include(../scripts/library/output_format.sh)
-#
-# User Friendliness
-#
+# Lazy recursive clean up of temporary dirs
+work_dir_root="${TMPDIR:-/tmp}/bacman"
+clean_up() {
+ rm -rf "$work_dir_root".*
+ echo
+ exit
+}
+
+# Trap termination signals
+trap clean_up SIGHUP SIGINT SIGTERM
+
+# Print usage information
usage() {
echo "${myname} (pacman) v${myver}"
echo
@@ -46,12 +55,14 @@ usage() {
echo "Example: ${myname} linux-headers"
}
+# Print version information
version() {
printf "%s %s\n" "$myname" "$myver"
echo 'Copyright (C) 2008 locci '
echo 'Copyright (C) 2008-2016 Pacman Development Team '
}
+# Check for specified arguments
while [[ ! -z $1 ]]; do
if [[ $1 == "--nocolor" ]]; then
USE_COLOR='n'
@@ -64,13 +75,16 @@ while [[ ! -z $1 ]]; do
fi
done
+# Configure colored output
m4_include(../scripts/library/term_colors.sh)
-if (( $# != 1 )); then
+# Break if no argument was given
+if (( $# < 1 )); then
usage
exit 1
fi
+# Print usage or version if requested
if [[ $1 = -@(h|-help) ]]; then
usage
exit 0
@@ -79,9 +93,7 @@ elif [[ $1 = -@(V|-version) ]]; then
exit 0
fi
-#
-# Fakeroot support
-#
+# Run with fake root privileges if EUID is not root
if (( EUID )); then
if [[ -f /usr/bin/fakeroot ]]; then
msg "Entering fakeroot environment"
@@ -94,264 +106,250 @@ if (( EUID )); then
fi
fi
-#
-# Setting environmental variables
-#
+# Source environmental variables and specify fallbacks
if [[ ! -r @sysconfdir@/pacman.conf ]]; then
error "unable to read @sysconfdir@/pacman.conf"
exit 1
fi
-
eval $(awk '/DBPath/ {print $1$2$3}' @sysconfdir@/pacman.conf)
pac_db="${DBPath:-@localstatedir@/lib/pacman/}/local"
-
if [[ ! -r @sysconfdir@/makepkg.conf ]]; then
error "unable to read @sysconfdir@/makepkg.conf"
exit 1
fi
-
source "@sysconfdir@/makepkg.conf"
if [[ -r ~/.makepkg.conf ]]; then
source ~/.makepkg.conf
fi
-
pkg_dest="${PKGDEST:-$PWD}"
pkg_pkger=${PACKAGER:-'Unknown Packager'}
-pkg_name="$1"
-pkg_dir=("$pac_db/$pkg_name"-+([^-])-+([^-]))
-pkg_namver=("${pkg_dir[@]##*/}")
-
-#
-# Checks everything is in place
-#
+# Check for an existing database
if [[ ! -d $pac_db ]]; then
error "pacman database directory ${pac_db} not found"
exit 1
fi
-if (( ${#pkg_dir[@]} != 1 )); then
- error "%d entries for package %s found in pacman database" \
- ${#pkg_dir[@]} "${pkg_name}"
- msg2 "%s" "${pkg_dir[@]}"
- exit 1
-fi
-
-if [[ ! -d $pkg_dir ]]; then
- error "package %s is found in pacman database," "${pkg_name}"
- plain " but '%s' is not a directory" "${pkg_dir}"
- exit 1
-fi
-
-#
-# Begin
-#
-msg "Package: ${pkg_namver}"
-work_dir=$(mktemp -d "${TMPDIR:-/tmp}/bacman.XXXXXXXXXX")
-cd "$work_dir" || exit 1
-
-#
-# File copying
-#
-msg2 "Copying package files..."
-
-while read i; do
- if [[ -z $i ]]; then
- continue
+# Assemble a single package: $1 = pkgname
+fakebuild() {
+ pkg_name="$1"
+ pkg_dir=("$pac_db/$pkg_name"-+([^-])-+([^-]))
+ pkg_namver=("${pkg_dir[@]##*/}")
+
+ # Checks database for specified package
+ if (( ${#pkg_dir[@]} != 1 )); then
+ error "%d entries for package %s found in pacman database" \
+ ${#pkg_dir[@]} "${pkg_name}"
+ msg2 "%s" "${pkg_dir[@]}"
+ exit 1
fi
-
- if [[ $i == %+([A-Z])% ]]; then
- current=$i
- continue
+ if [[ ! -d $pkg_dir ]]; then
+ error "package %s is found in pacman database," "${pkg_name}"
+ plain " but '%s' is not a directory" "${pkg_dir}"
+ exit 1
fi
- case "$current" in
- %FILES%)
- local_file="/$i"
- package_file="$work_dir/$i"
+ # Create working directory
+ msg "Package: ${pkg_namver}"
+ work_dir=$(mktemp -d "${work_dir_root}.XXXXXXXXXX")
+ cd "$work_dir" || exit 1
- if [[ ! -e $local_file ]]; then
- warning "package file $local_file is missing"
- continue
- fi
- ;;
-
- %BACKUP%)
- # Get the MD5 checksum.
- original_md5="${i##*$'\t'}"
- # Strip the md5sum after the tab.
- i="${i%$'\t'*}"
- local_file="/$i.pacnew"
- package_file="$work_dir/$i"
-
- # Include unmodified .pacnew files.
- local_md5="$(md5sum "$local_file" | cut -d' ' -f1)"
- if [[ $INCLUDE_PACNEW == 'n' ]] \
- || [[ ! -e $local_file ]] \
- || [[ $local_md5 != $original_md5 ]]; then
- # Warn about modified files.
- local_md5="$(md5sum "/$i" | cut -d' ' -f1)"
- if [[ $local_md5 != $original_md5 ]]; then
- warning "package file /$i has been modified"
- fi
- # Let the normal file be included in the %FILES% list.
- continue
- fi
- ;;
+ # Assemble list of files which belong to the package and tar them
+ msg2 "Copying package files..."
+ while read i; do
+ if [[ -z $i ]]; then
+ continue
+ fi
- *)
+ if [[ $i == %+([A-Z])% ]]; then
+ current=$i
continue
- ;;
- esac
+ fi
- ret=0
- bsdtar -cnf - -s'/.pacnew$//' "$local_file" 2> /dev/null | bsdtar -xpf - 2> /dev/null
+ case "$current" in
+ %FILES%)
+ local_file="/$i"
+ package_file="$work_dir/$i"
- # Workaround to bsdtar not reporting a missing file as an error
- if ! [[ -e $package_file || -L $package_file ]]; then
- error "unable to add $local_file to the package"
- plain " If your user does not have permission to read this file, then"
- plain " you will need to run $myname as root."
+ if [[ ! -e $local_file ]]; then
+ warning "package file $local_file is missing"
+ continue
+ fi
+ ;;
+
+ %BACKUP%)
+ # Get the MD5 checksum.
+ original_md5="${i##*$'\t'}"
+ # Strip the md5sum after the tab.
+ i="${i%$'\t'*}"
+ local_file="/$i.pacnew"
+ package_file="$work_dir/$i"
+
+ # Include unmodified .pacnew files.
+ local_md5="$(md5sum "$local_file" | cut -d' ' -f1)"
+ if [[ $INCLUDE_PACNEW == 'n' ]] \
+ || [[ ! -e $local_file ]] \
+ || [[ $local_md5 != $original_md5 ]]; then
+ # Warn about modified files.
+ local_md5="$(md5sum "/$i" | cut -d' ' -f1)"
+ if [[ $local_md5 != $original_md5 ]]; then
+ warning "package file /$i has been modified"
+ fi
+ # Let the normal file be included in the %FILES% list.
+ continue
+ fi
+ ;;
+
+ *)
+ continue
+ ;;
+ esac
+
+ # Tar files
+ ret=0
+ bsdtar -cnf - -s'/.pacnew$//' "$local_file" 2> /dev/null | bsdtar -xpf - 2> /dev/null
+ # Workaround to bsdtar not reporting a missing file as an error
+ if ! [[ -e $package_file || -L $package_file ]]; then
+ error "unable to add $local_file to the package"
+ plain " If your user does not have permission to read this file, then"
+ plain " you will need to run $myname as root."
+ rm -rf "$work_dir"
+ exit 1
+ fi
+ done < "$pkg_dir"/files
+
+ ret=$?
+ if (( ret )); then
rm -rf "$work_dir"
exit 1
fi
-done < "$pkg_dir"/files
-ret=$?
-if (( ret )); then
- rm -rf "$work_dir"
- exit 1
-fi
-
-pkg_size=$(du -sk | awk '{print $1 * 1024}')
-
-#
-# .PKGINFO stuff
-# TODO adopt makepkg's write_pkginfo() into this or scripts/library
-#
-msg2 "Generating .PKGINFO metadata..."
-echo "# Generated by $myname $myver" > .PKGINFO
-if [[ $INFAKEROOT == "1" ]]; then
- echo "# Using $(fakeroot -v)" >> .PKGINFO
-fi
-echo "# $(LC_ALL=C date)" >> .PKGINFO
-echo "#" >> .PKGINFO
+ # Calculate package size
+ pkg_size=$(du -sk | awk '{print $1 * 1024}')
-while read i; do
- if [[ -z $i ]]; then
- continue;
+ # Reconstruct .PKGINFO from database
+ # TODO adopt makepkg's write_pkginfo() into this or scripts/library
+ msg2 "Generating .PKGINFO metadata..."
+ echo "# Generated by $myname $myver" > .PKGINFO
+ if [[ $INFAKEROOT == "1" ]]; then
+ echo "# Using $(fakeroot -v)" >> .PKGINFO
fi
-
- if [[ $i == %+([A-Z])% ]]; then
- current=$i
- continue
+ echo "# $(LC_ALL=C date)" >> .PKGINFO
+ echo "#" >> .PKGINFO
+ while read i; do
+ if [[ -z $i ]]; then
+ continue;
+ fi
+ if [[ $i == %+([A-Z])% ]]; then
+ current=$i
+ continue
+ fi
+
+ case "$current" in
+ # desc
+ %NAME%)
+ echo "pkgname = $i" >> .PKGINFO
+ ;;
+ %VERSION%)
+ echo "pkgver = $i" >> .PKGINFO
+ ;;
+ %DESC%)
+ echo "pkgdesc = $i" >> .PKGINFO
+ ;;
+ %URL%)
+ echo "url = $i" >> .PKGINFO
+ ;;
+ %LICENSE%)
+ echo "license = $i" >> .PKGINFO
+ ;;
+ %ARCH%)
+ echo "arch = $i" >> .PKGINFO
+ pkg_arch="$i"
+ ;;
+ %BUILDDATE%)
+ echo "builddate = $(date -u "+%s")" >> .PKGINFO
+ ;;
+ %PACKAGER%)
+ echo "packager = $pkg_pkger" >> .PKGINFO
+ ;;
+ %SIZE%)
+ echo "size = $pkg_size" >> .PKGINFO
+ ;;
+ %GROUPS%)
+ echo "group = $i" >> .PKGINFO
+ ;;
+ %REPLACES%)
+ echo "replaces = $i" >> .PKGINFO
+ ;;
+ %DEPENDS%)
+ echo "depend = $i" >> .PKGINFO
+ ;;
+ %OPTDEPENDS%)
+ echo "optdepend = $i" >> .PKGINFO
+ ;;
+ %CONFLICTS%)
+ echo "conflict = $i" >> .PKGINFO
+ ;;
+ %PROVIDES%)
+ echo "provides = $i" >> .PKGINFO
+ ;;
+ %BACKUP%)
+ # Strip the md5sum after the tab
+ echo "backup = ${i%%$'\t'*}" >> .PKGINFO
+ ;;
+ esac
+ done < <(cat "$pkg_dir"/{desc,files})
+
+ comp_files=".PKGINFO"
+
+ # Add instal file if present
+ if [[ -f $pkg_dir/install ]]; then
+ cp "$pkg_dir/install" "$work_dir/.INSTALL"
+ comp_files+=" .INSTALL"
+ fi
+ if [[ -f $pkg_dir/changelog ]]; then
+ cp "$pkg_dir/changelog" "$work_dir/.CHANGELOG"
+ comp_files+=" .CHANGELOG"
fi
- case "$current" in
- # desc
- %NAME%)
- echo "pkgname = $i" >> .PKGINFO
- ;;
- %VERSION%)
- echo "pkgver = $i" >> .PKGINFO
- ;;
- %DESC%)
- echo "pkgdesc = $i" >> .PKGINFO
- ;;
- %URL%)
- echo "url = $i" >> .PKGINFO
- ;;
- %LICENSE%)
- echo "license = $i" >> .PKGINFO
- ;;
- %ARCH%)
- echo "arch = $i" >> .PKGINFO
- pkg_arch="$i"
- ;;
- %BUILDDATE%)
- echo "builddate = $(date -u "+%s")" >> .PKGINFO
- ;;
- %PACKAGER%)
- echo "packager = $pkg_pkger" >> .PKGINFO
- ;;
- %SIZE%)
- echo "size = $pkg_size" >> .PKGINFO
- ;;
- %GROUPS%)
- echo "group = $i" >> .PKGINFO
- ;;
- %REPLACES%)
- echo "replaces = $i" >> .PKGINFO
- ;;
- %DEPENDS%)
- echo "depend = $i" >> .PKGINFO
- ;;
- %OPTDEPENDS%)
- echo "optdepend = $i" >> .PKGINFO
- ;;
- %CONFLICTS%)
- echo "conflict = $i" >> .PKGINFO
- ;;
- %PROVIDES%)
- echo "provides = $i" >> .PKGINFO
- ;;
-
- # files
- %BACKUP%)
- # Strip the md5sum after the tab
- echo "backup = ${i%%$'\t'*}" >> .PKGINFO
- ;;
- esac
-done < <(cat "$pkg_dir"/{desc,files})
-
-comp_files=".PKGINFO"
-
-if [[ -f $pkg_dir/install ]]; then
- cp "$pkg_dir/install" "$work_dir/.INSTALL"
- comp_files+=" .INSTALL"
-fi
-if [[ -f $pkg_dir/changelog ]]; then
- cp "$pkg_dir/changelog" "$work_dir/.CHANGELOG"
- comp_files+=" .CHANGELOG"
-fi
+ # Fixes owner:group and permissions for .PKGINFO, .CHANGELOG, .INSTALL
+ chown root:root "$work_dir"/{.PKGINFO,.CHANGELOG,.INSTALL} 2> /dev/null
+ chmod 644 "$work_dir"/{.PKGINFO,.CHANGELOG,.INSTALL} 2> /dev/null
-#
-# Fixes owner:group and permissions for .PKGINFO, .CHANGELOG, .INSTALL
-#
-chown root:root "$work_dir"/{.PKGINFO,.CHANGELOG,.INSTALL} 2> /dev/null
-chmod 644 "$work_dir"/{.PKGINFO,.CHANGELOG,.INSTALL} 2> /dev/null
+ # Generate the package
+ msg2 "Generating the package..."
-#
-# Generate the package
-#
-msg2 "Generating the package..."
-
-pkg_file="$pkg_dest/$pkg_namver-$pkg_arch${PKGEXT}"
-ret=0
-
-# TODO: Maybe this can be set globally for robustness
-shopt -s -o pipefail
-bsdtar -cf - $comp_files * |
-case "$PKGEXT" in
- *tar.gz) gzip -c -f -n ;;
- *tar.bz2) bzip2 -c -f ;;
- *tar.xz) xz -c -z - ;;
- *tar.Z) compress -c -f ;;
- *tar) cat ;;
- *) warning "'%s' is not a valid archive extension." \
- "$PKGEXT"; cat ;;
-esac > "${pkg_file}"; ret=$?
-
-if (( ret )); then
- error "Unable to write package to $pkg_dest"
- plain " Maybe the disk is full or you do not have write access"
+ pkg_file="$pkg_dest/$pkg_namver-$pkg_arch${PKGEXT}"
+ ret=0
+
+ # TODO: Maybe this can be set globally for robustness
+ shopt -s -o pipefail
+ bsdtar -cf - $comp_files * |
+ case "$PKGEXT" in
+ *tar.gz) gzip -c -f -n ;;
+ *tar.bz2) bzip2 -c -f ;;
+ *tar.xz) xz -c -z - ;;
+ *tar.Z) compress -c -f ;;
+ *tar) cat ;;
+ *) warning "'%s' is not a valid archive extension." \
+ "$PKGEXT"; cat ;;
+ esac > "${pkg_file}"; ret=$?
+
+ # Move compressed package to destination
+ if (( ret )); then
+ error "Unable to write package to $pkg_dest"
+ plain " Maybe the disk is full or you do not have write access"
+ rm -rf "$work_dir"
+ exit 1
+ fi
+
+ # Clean up working directory
rm -rf "$work_dir"
- exit 1
-fi
+ msg "Done."
+}
-rm -rf "$work_dir"
-msg "Done."
+for PKG in $@; do fakebuild $PKG; done
exit 0
--
2.9.3