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authorJunio C Hamano <gitster@pobox.com>2009-07-06 16:38:33 (GMT)
committerJunio C Hamano <gitster@pobox.com>2009-07-06 16:38:33 (GMT)
commit7557b3431065bfdaaaa8fa3cab5a67a82fae7348 (patch)
tree856c3bb484b72676e7e0982ba2f7932c1d03bf2b /git-am.sh
parente5266920660ba61985ea6ef30da0d77197992075 (diff)
parent0cd29a0371838228e2c942058e8829f5d0d4a077 (diff)
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Merge branch 'gb/am-foreign'
* gb/am-foreign: git-am: refactor 'cleaning up and aborting' git-am foreign patch support: StGIT support git-am foreign patch support: autodetect some patch formats git-am foreign patch support: introduce patch_format
Diffstat (limited to 'git-am.sh')
-rwxr-xr-xgit-am.sh131
1 files changed, 127 insertions, 4 deletions
diff --git a/git-am.sh b/git-am.sh
index 58d4eb6..d64d997 100755
--- a/git-am.sh
+++ b/git-am.sh
@@ -19,6 +19,7 @@ whitespace= pass it through git-apply
directory= pass it through git-apply
C= pass it through git-apply
p= pass it through git-apply
+patch-format= format the patch(es) are in
reject pass it through git-apply
resolvemsg= override error message when patch failure occurs
r,resolved to be used after a patch failure
@@ -138,6 +139,126 @@ It does not apply to blobs recorded in its index."
unset GITHEAD_$his_tree
}
+clean_abort () {
+ test $# = 0 || echo >&2 "$@"
+ rm -fr "$dotest"
+ exit 1
+}
+
+patch_format=
+
+check_patch_format () {
+ # early return if patch_format was set from the command line
+ if test -n "$patch_format"
+ then
+ return 0
+ fi
+
+ # we default to mbox format if input is from stdin and for
+ # directories
+ if test $# = 0 || test "x$1" = "x-" || test -d "$1"
+ then
+ patch_format=mbox
+ return 0
+ fi
+
+ # otherwise, check the first few lines of the first patch to try
+ # to detect its format
+ {
+ read l1
+ read l2
+ read l3
+ case "$l1" in
+ "From "* | "From: "*)
+ patch_format=mbox
+ ;;
+ '# This series applies on GIT commit'*)
+ patch_format=stgit-series
+ ;;
+ "# HG changeset patch")
+ patch_format=hg
+ ;;
+ *)
+ # if the second line is empty and the third is
+ # a From, Author or Date entry, this is very
+ # likely an StGIT patch
+ case "$l2,$l3" in
+ ,"From: "* | ,"Author: "* | ,"Date: "*)
+ patch_format=stgit
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ esac
+ } < "$1" || clean_abort
+}
+
+split_patches () {
+ case "$patch_format" in
+ mbox)
+ git mailsplit -d"$prec" -o"$dotest" -b -- "$@" > "$dotest/last" ||
+ clean_abort
+ ;;
+ stgit-series)
+ if test $# -ne 1
+ then
+ clean_abort "Only one StGIT patch series can be applied at once"
+ fi
+ series_dir=`dirname "$1"`
+ series_file="$1"
+ shift
+ {
+ set x
+ while read filename
+ do
+ set "$@" "$series_dir/$filename"
+ done
+ # remove the safety x
+ shift
+ # remove the arg coming from the first-line comment
+ shift
+ } < "$series_file" || clean_abort
+ # set the patch format appropriately
+ patch_format=stgit
+ # now handle the actual StGIT patches
+ split_patches "$@"
+ ;;
+ stgit)
+ this=0
+ for stgit in "$@"
+ do
+ this=`expr "$this" + 1`
+ msgnum=`printf "%0${prec}d" $this`
+ # Perl version of StGIT parse_patch. The first nonemptyline
+ # not starting with Author, From or Date is the
+ # subject, and the body starts with the next nonempty
+ # line not starting with Author, From or Date
+ perl -ne 'BEGIN { $subject = 0 }
+ if ($subject > 1) { print ; }
+ elsif (/^\s+$/) { next ; }
+ elsif (/^Author:/) { print s/Author/From/ ; }
+ elsif (/^(From|Date)/) { print ; }
+ elsif ($subject) {
+ $subject = 2 ;
+ print "\n" ;
+ print ;
+ } else {
+ print "Subject: ", $_ ;
+ $subject = 1;
+ }
+ ' < "$stgit" > "$dotest/$msgnum" || clean_abort
+ done
+ echo "$this" > "$dotest/last"
+ this=
+ msgnum=
+ ;;
+ *)
+ clean_abort "Patch format $patch_format is not supported."
+ ;;
+ esac
+}
+
prec=4
dotest="$GIT_DIR/rebase-apply"
sign= utf8=t keep= skip= interactive= resolved= rebasing= abort=
@@ -180,6 +301,8 @@ do
git_apply_opt="$git_apply_opt $(sq "$1=$2")"; shift ;;
-C|-p)
git_apply_opt="$git_apply_opt $(sq "$1$2")"; shift ;;
+ --patch-format)
+ shift ; patch_format="$1" ;;
--reject)
git_apply_opt="$git_apply_opt $1" ;;
--committer-date-is-author-date)
@@ -281,10 +404,10 @@ else
done
shift
fi
- git mailsplit -d"$prec" -o"$dotest" -b -- "$@" > "$dotest/last" || {
- rm -fr "$dotest"
- exit 1
- }
+
+ check_patch_format "$@"
+
+ split_patches "$@"
# -s, -u, -k, --whitespace, -3, -C, -q and -p flags are kept
# for the resuming session after a patch failure.