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edit-patch: Tentatively commit support for applying patches with no patchsystem present
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David Futcher
parent
31c8c6dfcf
commit
5bbdbed962
69
edit-patch
69
edit-patch
@ -5,6 +5,7 @@
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# Authors:
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# Daniel Holbach
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# Michael Vogt
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# David Futcher
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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@ -24,6 +25,7 @@ set -e
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PATCHSYSTEM="unknown"
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PATCHNAME="no-patch-name"
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PREFIX="debian/patches"
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PATCH_DESC=$(cat<<EOF
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## Description: add some description\
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@ -66,7 +68,8 @@ detect_patchsystem() {
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PATCHSYSTEM="quilt"
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require_installed quilt "no quilt found, is 'quilt' installed?"
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else
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fatal_error "Patch system can not be detected (no quilt, cdbs or dpatch?)"
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PATCHSYSTEM="none"
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PREFIX="debian/applied-patches"
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fi
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}
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@ -81,7 +84,7 @@ normalize_patch_path() {
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# - cdbs/quilt with .patch
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normalize_patch_extension() {
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# check if we have a patch already
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if [ -e debian/patches/$PATCHNAME ]; then
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if [ -e $PREFIX/$PATCHNAME ]; then
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echo "Patch $PATCHNAME exists, not normalizing"
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return
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fi
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@ -94,6 +97,8 @@ normalize_patch_extension() {
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PATCHNAME="${PATCHNAME}.patch"
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elif [ "$PATCHSYSTEM" = "dpatch" ]; then
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PATCHNAME="${PATCHNAME}.dpatch"
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elif [ "$PATCHSYSTEM" = "none" ]; then
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PATCHNAME="${PATCHNAME}.patch"
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fi
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echo "Normalizing patch name to $PATCHNAME"
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@ -107,15 +112,15 @@ edit_patch_cdbs() {
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edit_patch_dpatch() {
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dpatch-edit-patch $PATCHNAME
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# add if needed
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if ! grep -q $1 debian/patches/00list; then
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echo "$1" >> debian/patches/00list
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if ! grep -q $1 $PREFIX/00list; then
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echo "$1" >> $PREFIX/00list
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fi
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vcs_add debian/patches/00list debian/patches/$1
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vcs_add $PREFIX/00list $PREFIX/$1
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}
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edit_patch_quilt() {
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export QUILT_PATCHES=debian/patches
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if [ -e debian/patches/$1 ]; then
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if [ -e $PREFIX/$1 ]; then
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# if its a existing patch and we are at the end of the stack,
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# go back at the beginning
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if ! quilt unapplied; then
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@ -133,7 +138,7 @@ edit_patch_quilt() {
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quilt shell
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quilt refresh
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quilt pop -a
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vcs_add debian/patches/$1 debian/patches/series
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vcs_add $PREFIX/$1 $PREFIX/series
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}
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vcs_add() {
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@ -156,7 +161,7 @@ vcs_commit() {
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}
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add_changelog() {
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S="debian/patches/$1: [DESCRIBE CHANGES HERE]"
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S="$PREFIX/$1: [DESCRIBE CHANGES HERE]"
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if head -n1 debian/changelog|grep UNRELEASED; then
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dch --append "$S"
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else
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@ -168,57 +173,77 @@ add_changelog() {
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add_patch_tagging() {
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# check if we have a descripton already
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if grep "## Description:" debian/patches/$1; then
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if grep "## Description:" $PREFIX/$1; then
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return
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fi
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# if not, add one
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RANGE=1,1
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# make sure we keep the first line (for dpatch)
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if head -n1 debian/patches/$1|grep -q '^#'; then
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if head -n1 $PREFIX/$1|grep -q '^#'; then
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RANGE=2,2
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fi
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sed -i ${RANGE}i"$PATCH_DESC" debian/patches/$1
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sed -i ${RANGE}i"$PATCH_DESC" $PREFIX/$1
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}
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detect_patch_location() {
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# Checks whether the specified patch exists in debian/patches or on the filesystem
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FILENAME=${PATCHNAME##*/}
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if [ -f "debian/patches/$FILENAME" ]; then
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if [ -f "$PREFIX/$FILENAME" ]; then
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PATCHTYPE="debian"
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elif [ -f "$PATCHNAME" ]; then
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PATCHTYPE="file"
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PATCHORIG="$PATCHNAME"
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else
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if [ "$PATCHSYSTEM" = "none" ]; then
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fatal_error "No patchsystem detected, cannot create new patch (no dpatch/quilt/cdbs?)"
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else
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PATCHTYPE="new"
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fi
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fi
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}
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prepare_new_patch() {
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# Prepares new patches by copying them into debian/patches and adding
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# them to the relevant series files. Also adds dpatch headers when required.
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edit_patch_none() {
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# Dummy edit-patch function, just display a warning message
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echo "No patchsystem could be found so the patch was applied inline and a copy \
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stored in debian/patches-applied. Please remember to mention this in your changelog."
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}
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handle_file_patch() {
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if [ "$PATCHTYPE" = "file" ]; then
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cp "$PATCHORIG" "debian/patches/$PATCHNAME"
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[ -f "$PATCHORIG" ] || fatal_error "No patch detected"
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if [ "$PATCHSYSTEM" = "none" ]; then
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# If we're supplied a file and there is no patchsys we apply it directly
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# and store it in debian/applied patches
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[ -d $PREFIX ] || mkdir $PREFIX
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patch -p0 < "$PATCHORIG"
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cp "$PATCHORIG" "$PREFIX/$PATCHNAME"
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else
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# Patch type is file but there is a patchsys present, so we add it
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# correctly
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cp "$PATCHORIG" "$PREFIX/$PATCHNAME"
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if [ "$PATCHSYSTEM" = "quilt" ]; then
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echo "$PATCHNAME" >> debian/patches/series
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echo "$PATCHNAME" >> $PREFIX/series
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elif [ "$PATCHSYSTEM" = "dpatch" ]; then
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echo "$PATCHNAME" >> debian/patches/00list
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echo "$PATCHNAME" >> $PREFIX/00list
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# Add the dpatch header to files that don't already have it
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if ! grep -q "@DPATCH@" "debian/patches/$PATCHNAME"; then
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sed -i '1i#! /bin/sh /usr/share/dpatch/dpatch-run\n@DPATCH@' debian/patches/$PATCHNAME
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if ! grep -q "@DPATCH@" "$PREFIX/$PATCHNAME"; then
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sed -i '1i#! /bin/sh /usr/share/dpatch/dpatch-run\n@DPATCH@' $PREFIX/$PATCHNAME
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fi
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fi
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echo "Copying and applying new patch. You can now edit the patch or exit the subshell to save."
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fi
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fi
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}
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# TODO:
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# - edit-patch --remove implementieren
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# - dbs patch system
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# - handle no patch system
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main() {
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# parse args
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@ -232,7 +257,7 @@ main() {
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detect_patch_location
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normalize_patch_path
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normalize_patch_extension
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prepare_new_patch
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handle_file_patch
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edit_patch_$PATCHSYSTEM $PATCHNAME
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add_patch_tagging $PATCHNAME
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add_changelog $PATCHNAME
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