mirror of https://git.wownero.com/dsc/mxe.git
144 lines
4.0 KiB
Bash
Executable File
144 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Tool for converting between MXE patch files and git repos
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# Imports and exports patch files in "git format-patch" format.
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cmd=$1
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pkg=$2
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setupEnv() {
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# MXE directory
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export mxedir=$(cd $(dirname $0) && cd .. && pwd)
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# directory for unpacked tarballs/git repos
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export gitsdir=${mxedir}/gits
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mkdir -p ${gitsdir}
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# John Doe <John Doe@acme.org>
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export author=`git var GIT_AUTHOR_IDENT | sed 's/^\(.* [<].*[>]\).*$/\1/'`
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export pkg_version=$(sed -n "s/^.* id=\"${pkg}-version\">\([^<]*\)<.*$/\1/p" "${mxedir}/index.html")
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export pkg_short_version=`echo $pkg_version | sed s/'\(.*\)\.[^.]*$'/'\1'/`
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export pkg_subdir=`grep '^$(PKG)_SUBDIR' $mxedir/src/$pkg.mk | \
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sed 's/.*:= \(.*\)/\1/' | \
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sed s/'$($(PKG)_VERSION)'/$pkg_version/ | \
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sed s/'$(call SHORT_PKG_VERSION,$(PKG))'/$pkg_short_version/ | \
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sed s/'$(PKG)'/$pkg/;`
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export pkg_file=`grep '^$(PKG)_FILE' $mxedir/src/$pkg.mk | \
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sed 's/.*:= \(.*\)/\1/' | \
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sed s/'$($(PKG)_VERSION)'/$pkg_version/ | \
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sed s/'$(call SHORT_PKG_VERSION,$(PKG))'/$pkg_short_version/ | \
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sed s/'$($(PKG)_SUBDIR)'/$pkg_subdir/ | \
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sed s/'$(PKG)'/$pkg/;`
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#echo $pkg
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#echo $pkg_version
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#echo $pkg_subdir
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#echo $pkg_file
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}
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# init
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function init_git {
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setupEnv
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cd $gitsdir
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if [ -d $gitsdir/$pkg_subdir ]; then
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echo "Error: $gitsdir/$pkg_subdir already exists. Cancelling init." >&2
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exit 1
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fi
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echo "Checking for cached $pkg_file"
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if [ ! -f $mxedir/pkg/$pkg_file ]; then
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make -C "$mxedir" download-$pkg
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echo "Building the mxe Makefile target 'download-$pkg' to get missing file"
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if [ ! $? -eq 0 ]; then
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echo "Could not build target download-$pkg - cancelling init." >&2
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exit 1
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fi
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fi
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echo "Unpacking archive..."
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echo $pkg_file | grep "\.tar\.gz" >> /dev/null && tar xf $mxedir/pkg/$pkg_file
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echo $pkg_file | grep "\.tar\.bz2" >> /dev/null && tar xf $mxedir/pkg/$pkg_file
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echo $pkg_file | grep "\.tar\.xz" >> /dev/null && xz -dc $mxedir/pkg/$pkg_file | tar xf -
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echo $pkg_file | grep "\.zip" >> /dev/null && unzip $mxedir/pkg/$pkg_file >> /dev/null
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echo "Initializing repo and adding all as first commit"
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cd $gitsdir/$pkg_subdir && \
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(git init; git add -A; git commit -m "init") > /dev/null
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echo "Creating 'dist' tag for distribution tarball state"
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git tag dist
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echo "Repository ready in $gitsdir/$pkg_subdir"
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}
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function export_patch {
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setupEnv
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if [ ! -d $gitsdir/$pkg_subdir ]; then
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echo "Error: $gitsdir/$pkg_subdir does not exist, so cannot export patches. Cancelling export." >&2
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exit 1
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fi
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cd $gitsdir/$pkg_subdir && \
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(
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echo 'This file is part of MXE.'
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echo 'See index.html for further information.'
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echo ''
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echo 'Contains ad hoc patches for cross building.'
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echo ''
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git format-patch -p --stdout dist..HEAD | \
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sed 's/^From: .*/From: MXE/g;'
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) > $mxedir/src/$pkg-1-fixes.patch && \
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echo "Generated $mxedir/src/$pkg-1-fixes.patch"
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}
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function import_patch {
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setupEnv
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if [ ! -d $gitsdir/$pkg_subdir ]; then
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echo "Error: $gitsdir/$pkg_subdir does not exist, so cannot import patches. Cancelling import - try 'init' first." >&2
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exit 1
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fi
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if [ -f $mxedir/src/$pkg-1-fixes.patch ]; then
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cd $gitsdir/$pkg_subdir && \
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cat $mxedir/src/$pkg-1-fixes.patch | \
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sed '/^From/,$ !d' | \
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sed s/'^From: .*'/"From: $author"/'g;' | \
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git am --keep-cr && \
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echo "Imported $mxedir/src/$pkg-1-fixes.patch"
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else
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echo "patch-tool managed file $mxedir/src/$pkg-1-fixes.patch not found. Cancelling import." >&2
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exit 1
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fi
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}
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case "$cmd" in
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init)
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init_git $pkg
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;;
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import)
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import_patch $pkg
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;;
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export)
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export_patch $pkg
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;;
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*)
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echo "Unrecognized command '${cmd}'" >&2
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cat <<EOS
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Usage: $0 COMMAND PACKAGENAME
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where COMMAND is one of:
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init - create a git directory for the package with the raw source
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import - apply the "pkgname-1-fixes.patch" patch commits
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export - create/replace the "pkgname-1-fixes.patch" patch with a patch of all commits since init.
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EOS
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exit 1
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;;
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esac
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