diff options
Diffstat (limited to 'git-am.sh')
| -rwxr-xr-x | git-am.sh | 405 |
1 files changed, 285 insertions, 120 deletions
@@ -5,37 +5,49 @@ SUBDIRECTORY_OK=Yes OPTIONS_KEEPDASHDASH= OPTIONS_SPEC="\ -git am [options] [<mbox>|<Maildir>...] +git am [options] [(<mbox>|<Maildir>)...] git am [options] (--resolved | --skip | --abort) -- i,interactive run interactively b,binary* (historical option -- no-op) 3,3way allow fall back on 3way merging if needed +q,quiet be quiet s,signoff add a Signed-off-by line to the commit message u,utf8 recode into utf8 (default) k,keep pass -k flag to git-mailinfo +keep-non-patch pass -b flag to git-mailinfo +keep-cr pass --keep-cr flag to git-mailsplit for mbox format +no-keep-cr do not pass --keep-cr flag to git-mailsplit independent of am.keepcr +c,scissors strip everything before a scissors line whitespace= pass it through git-apply +ignore-space-change pass it through git-apply +ignore-whitespace pass it through git-apply directory= pass it through git-apply +exclude= pass it through git-apply +include= 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 +continue continue applying patches after resolving a conflict +r,resolved synonyms for --continue skip skip the current patch abort restore the original branch and abort the patching operation. committer-date-is-author-date lie about committer date ignore-date use current timestamp for author date +rerere-autoupdate update the index with reused conflict resolution if possible rebasing* (internal use for git-rebase)" . git-sh-setup +. git-sh-i18n prefix=$(git rev-parse --show-prefix) set_reflog_action am require_work_tree cd_to_toplevel git var GIT_COMMITTER_IDENT >/dev/null || - die "You need to set your committer info first" + die "$(gettext "You need to set your committer info first")" if git rev-parse --verify -q HEAD >/dev/null then @@ -44,32 +56,55 @@ else HAS_HEAD= fi +cmdline="git am" +if test '' != "$interactive" +then + cmdline="$cmdline -i" +fi +if test '' != "$threeway" +then + cmdline="$cmdline -3" +fi + sq () { git rev-parse --sq-quote "$@" } stop_here () { echo "$1" >"$dotest/next" + git rev-parse --verify -q HEAD >"$dotest/abort-safety" exit 1 } +safe_to_abort () { + if test -f "$dotest/dirtyindex" + then + return 1 + fi + + if ! test -s "$dotest/abort-safety" + then + return 0 + fi + + abort_safety=$(cat "$dotest/abort-safety") + if test "z$(git rev-parse --verify -q HEAD)" = "z$abort_safety" + then + return 0 + fi + gettextln "You seem to have moved HEAD since the last 'am' failure. +Not rewinding to ORIG_HEAD" >&2 + return 1 +} + stop_here_user_resolve () { if [ -n "$resolvemsg" ]; then printf '%s\n' "$resolvemsg" stop_here $1 fi - cmdline="git am" - if test '' != "$interactive" - then - cmdline="$cmdline -i" - fi - if test '' != "$threeway" - then - cmdline="$cmdline -3" - fi - echo "When you have resolved this problem run \"$cmdline --resolved\"." - echo "If you would prefer to skip this patch, instead run \"$cmdline --skip\"." - echo "To restore the original branch and stop patching run \"$cmdline --abort\"." + eval_gettextln "When you have resolved this problem, run \"\$cmdline --resolved\". +If you prefer to skip this patch, run \"\$cmdline --skip\" instead. +To restore the original branch and stop patching, run \"\$cmdline --abort\"." stop_here $1 } @@ -83,7 +118,7 @@ go_next () { cannot_fallback () { echo "$1" - echo "Cannot fall back to three-way merge." + gettextln "Cannot fall back to three-way merge." exit 1 } @@ -94,21 +129,30 @@ fall_back_3way () { mkdir "$dotest/patch-merge-tmp-dir" # First see if the patch records the index info that we can use. - git apply --build-fake-ancestor "$dotest/patch-merge-tmp-index" \ - "$dotest/patch" && + cmd="git apply $git_apply_opt --build-fake-ancestor" && + cmd="$cmd "'"$dotest/patch-merge-tmp-index" "$dotest/patch"' && + eval "$cmd" && GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ git write-tree >"$dotest/patch-merge-base+" || - cannot_fallback "Repository lacks necessary blobs to fall back on 3-way merge." + cannot_fallback "$(gettext "Repository lacks necessary blobs to fall back on 3-way merge.")" + + say "$(gettext "Using index info to reconstruct a base tree...")" + + cmd='GIT_INDEX_FILE="$dotest/patch-merge-tmp-index"' - echo Using index info to reconstruct a base tree... - if GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ - git apply --cached <"$dotest/patch" + if test -z "$GIT_QUIET" + then + eval "$cmd git diff-index --cached --diff-filter=AM --name-status HEAD" + fi + + cmd="$cmd git apply --cached $git_apply_opt"' <"$dotest/patch"' + if eval "$cmd" then mv "$dotest/patch-merge-base+" "$dotest/patch-merge-base" mv "$dotest/patch-merge-tmp-index" "$dotest/patch-merge-index" else - cannot_fallback "Did you hand edit your patch? -It does not apply to blobs recorded in its index." + cannot_fallback "$(gettext "Did you hand edit your patch? +It does not apply to blobs recorded in its index.")" fi test -f "$dotest/patch-merge-index" && @@ -116,7 +160,7 @@ It does not apply to blobs recorded in its index." orig_tree=$(cat "$dotest/patch-merge-base") && rm -fr "$dotest"/patch-merge-* || exit 1 - echo Falling back to patching base and 3-way merge... + say "$(gettext "Falling back to patching base and 3-way merge...")" # This is not so wrong. Depending on which base we picked, # orig_tree may be wildly different from ours, but his_tree @@ -126,14 +170,23 @@ It does not apply to blobs recorded in its index." eval GITHEAD_$his_tree='"$FIRSTLINE"' export GITHEAD_$his_tree + if test -n "$GIT_QUIET" + then + GIT_MERGE_VERBOSITY=0 && export GIT_MERGE_VERBOSITY + fi git-merge-recursive $orig_tree -- HEAD $his_tree || { - git rerere - echo Failed to merge in the changes. - exit 1 + git rerere $allow_rerere_autoupdate + die "$(gettext "Failed to merge in the changes.")" } unset GITHEAD_$his_tree } +clean_abort () { + test $# = 0 || echo >&2 "$@" + rm -fr "$dotest" + exit 1 +} + patch_format= check_patch_format () { @@ -151,10 +204,15 @@ check_patch_format () { return 0 fi - # otherwise, check the first few lines of the first patch to try - # to detect its format + # otherwise, check the first few non-blank lines of the first + # patch to try to detect its format { - read l1 + # Start from first line containing non-whitespace + l1= + while test -z "$l1" + do + read l1 || break + done read l2 read l3 case "$l1" in @@ -180,22 +238,40 @@ check_patch_format () { esac ;; esac - } < "$1" + if test -z "$patch_format" && + test -n "$l1" && + test -n "$l2" && + test -n "$l3" + then + # This begins with three non-empty lines. Is this a + # piece of e-mail a-la RFC2822? Grab all the headers, + # discarding the indented remainder of folded lines, + # and see if it looks like that they all begin with the + # header field names... + tr -d '\015' <"$1" | + sed -n -e '/^$/q' -e '/^[ ]/d' -e p | + sane_egrep -v '^[!-9;-~]+:' >/dev/null || + patch_format=mbox + fi + } < "$1" || clean_abort } split_patches () { case "$patch_format" in mbox) - git mailsplit -d"$prec" -o"$dotest" -b -- "$@" > "$dotest/last" || { - rm -fr "$dotest" - exit 1 - } + if test t = "$keepcr" + then + keep_cr=--keep-cr + else + keep_cr= + fi + git mailsplit -d"$prec" -o"$dotest" -b $keep_cr -- "$@" > "$dotest/last" || + clean_abort ;; stgit-series) if test $# -ne 1 then - echo "Only one StGIT patch series can be applied at once" - exit 1 + clean_abort "$(gettext "Only one StGIT patch series can be applied at once")" fi series_dir=`dirname "$1"` series_file="$1" @@ -210,7 +286,7 @@ split_patches () { shift # remove the arg coming from the first-line comment shift - } < "$series_file" + } < "$series_file" || clean_abort # set the patch format appropriately patch_format=stgit # now handle the actual StGIT patches @@ -229,7 +305,7 @@ split_patches () { perl -ne 'BEGIN { $subject = 0 } if ($subject > 1) { print ; } elsif (/^\s+$/) { next ; } - elsif (/^Author:/) { print s/Author/From/ ; } + elsif (/^Author:/) { s/Author/From/ ; print ;} elsif (/^(From|Date)/) { print ; } elsif ($subject) { $subject = 2 ; @@ -239,10 +315,7 @@ split_patches () { print "Subject: ", $_ ; $subject = 1; } - ' < "$stgit" > "$dotest/$msgnum" || { - echo "Failed to import $patch_format patch $stgit" - exit 1 - } + ' < "$stgit" > "$dotest/$msgnum" || clean_abort done echo "$this" > "$dotest/last" this= @@ -283,19 +356,29 @@ split_patches () { msgnum= ;; *) - echo "Patch format $patch_format is not supported." - exit 1 + if test -n "$patch_format" + then + clean_abort "$(eval_gettext "Patch format \$patch_format is not supported.")" + else + clean_abort "$(gettext "Patch format detection failed.")" + fi ;; esac } prec=4 dotest="$GIT_DIR/rebase-apply" -sign= utf8=t keep= skip= interactive= resolved= rebasing= abort= -resolvemsg= resume= +sign= utf8=t keep= keepcr= skip= interactive= resolved= rebasing= abort= +resolvemsg= resume= scissors= no_inbody_headers= git_apply_opt= committer_date_is_author_date= ignore_date= +allow_rerere_autoupdate= + +if test "$(git config --bool --get am.keepcr)" = true +then + keepcr=t +fi while test $# != 0 do @@ -303,7 +386,9 @@ do -i|--interactive) interactive=t ;; -b|--binary) - : ;; + gettextln >&2 "The -b/--binary option has been a no-op for long time, and +it will be removed. Please do not use it anymore." + ;; -3|--3way) threeway=t ;; -s|--signoff) @@ -314,31 +399,42 @@ do utf8= ;; -k|--keep) keep=t ;; - -r|--resolved) + --keep-non-patch) + keep=b ;; + -c|--scissors) + scissors=t ;; + --no-scissors) + scissors=f ;; + -r|--resolved|--continue) resolved=t ;; --skip) skip=t ;; --abort) abort=t ;; --rebasing) - rebasing=t threeway=t keep=t ;; - -d|--dotest) - die "-d option is no longer supported. Do not use." - ;; + rebasing=t threeway=t ;; --resolvemsg) shift; resolvemsg=$1 ;; - --whitespace|--directory) + --whitespace|--directory|--exclude|--include) git_apply_opt="$git_apply_opt $(sq "$1=$2")"; shift ;; -C|-p) git_apply_opt="$git_apply_opt $(sq "$1$2")"; shift ;; --patch-format) shift ; patch_format="$1" ;; - --reject) + --reject|--ignore-whitespace|--ignore-space-change) git_apply_opt="$git_apply_opt $1" ;; --committer-date-is-author-date) committer_date_is_author_date=t ;; --ignore-date) ignore_date=t ;; + --rerere-autoupdate|--no-rerere-autoupdate) + allow_rerere_autoupdate="$1" ;; + -q|--quiet) + GIT_QUIET=t ;; + --keep-cr) + keepcr=t ;; + --no-keep-cr) + keepcr=f ;; --) shift; break ;; *) @@ -378,12 +474,12 @@ then false ;; esac || - die "previous rebase directory $dotest still exists but mbox given." + die "$(eval_gettext "previous rebase directory \$dotest still exists but mbox given.")" resume=yes case "$skip,$abort" in t,t) - die "Please make up your mind. --skip or --abort?" + die "$(gettext "Please make up your mind. --skip or --abort?")" ;; t,) git rerere clear @@ -398,10 +494,11 @@ then exec git rebase --abort fi git rerere clear - test -f "$dotest/dirtyindex" || { + if safe_to_abort + then git read-tree --reset -u HEAD ORIG_HEAD git reset ORIG_HEAD - } + fi rm -fr "$dotest" exit ;; esac @@ -409,7 +506,7 @@ then else # Make sure we are not given --skip, --resolved, nor --abort test "$skip$resolved$abort" = "" || - die "Resolve operation not in progress, we are not resuming." + die "$(gettext "Resolve operation not in progress, we are not resuming.")" # Start afresh. mkdir -p "$dotest" || exit @@ -423,12 +520,12 @@ else set x first= } - case "$arg" in - /*) - set "$@" "$arg" ;; - *) - set "$@" "$prefix$arg" ;; - esac + if is_absolute_path "$arg" + then + set "$@" "$arg" + else + set "$@" "$prefix$arg" + fi done shift fi @@ -437,14 +534,16 @@ else split_patches "$@" - # -s, -u, -k, --whitespace, -3, -C and -p flags are kept - # for the resuming session after a patch failure. - # -i can and must be given when resuming. + # -i can and must be given when resuming; everything + # else is kept echo " $git_apply_opt" >"$dotest/apply-opt" echo "$threeway" >"$dotest/threeway" echo "$sign" >"$dotest/sign" echo "$utf8" >"$dotest/utf8" echo "$keep" >"$dotest/keep" + echo "$scissors" >"$dotest/scissors" + echo "$no_inbody_headers" >"$dotest/no_inbody_headers" + echo "$GIT_QUIET" >"$dotest/quiet" echo 1 >"$dotest/next" if test -n "$rebasing" then @@ -460,6 +559,8 @@ else fi fi +git update-index -q --refresh + case "$resolved" in '') case "$HAS_HEAD" in @@ -471,19 +572,44 @@ case "$resolved" in if test "$files" then test -n "$HAS_HEAD" && : >"$dotest/dirtyindex" - die "Dirty index: cannot apply patches (dirty: $files)" + die "$(eval_gettext "Dirty index: cannot apply patches (dirty: \$files)")" fi esac +# Now, decide what command line options we will give to the git +# commands we invoke, based on the result of parsing command line +# options and previous invocation state stored in $dotest/ files. + if test "$(cat "$dotest/utf8")" = t then utf8=-u else utf8=-n fi -if test "$(cat "$dotest/keep")" = t +keep=$(cat "$dotest/keep") +case "$keep" in +t) + keep=-k ;; +b) + keep=-b ;; +*) + keep= ;; +esac +case "$(cat "$dotest/scissors")" in +t) + scissors=--scissors ;; +f) + scissors=--no-scissors ;; +esac +if test "$(cat "$dotest/no_inbody_headers")" = t +then + no_inbody_headers=--no-inbody-headers +else + no_inbody_headers= +fi +if test "$(cat "$dotest/quiet")" = t then - keep=-k + GIT_QUIET=t fi if test "$(cat "$dotest/threeway")" = t then @@ -508,13 +634,6 @@ then resume= fi -if test "$this" -gt "$last" -then - echo Nothing to do. - rm -fr "$dotest" - exit -fi - while test "$this" -le "$last" do msgnum=`printf "%0${prec}d" $this` @@ -535,43 +654,56 @@ do # by the user, or the user can tell us to do so by --resolved flag. case "$resume" in '') - git mailinfo $keep $utf8 "$dotest/msg" "$dotest/patch" \ - <"$dotest/$msgnum" >"$dotest/info" || - stop_here $this - - # skip pine's internal folder data - grep '^Author: Mail System Internal Data$' \ - <"$dotest"/info >/dev/null && - go_next && continue - - test -s "$dotest/patch" || { - echo "Patch is empty. Was it split wrong?" - stop_here $this - } - if test -f "$dotest/rebasing" && + if test -f "$dotest/rebasing" + then commit=$(sed -e 's/^From \([0-9a-f]*\) .*/\1/' \ -e q "$dotest/$msgnum") && - test "$(git cat-file -t "$commit")" = commit - then + test "$(git cat-file -t "$commit")" = commit || + stop_here $this git cat-file commit "$commit" | sed -e '1,/^$/d' >"$dotest/msg-clean" + echo "$commit" >"$dotest/original-commit" + get_author_ident_from_commit "$commit" >"$dotest/author-script" + git diff-tree --root --binary "$commit" >"$dotest/patch" else - SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' "$dotest/info")" - case "$keep_subject" in -k) SUBJECT="[PATCH] $SUBJECT" ;; esac - - (printf '%s\n\n' "$SUBJECT"; cat "$dotest/msg") | - git stripspace > "$dotest/msg-clean" + git mailinfo $keep $no_inbody_headers $scissors $utf8 "$dotest/msg" "$dotest/patch" \ + <"$dotest/$msgnum" >"$dotest/info" || + stop_here $this + + # skip pine's internal folder data + sane_grep '^Author: Mail System Internal Data$' \ + <"$dotest"/info >/dev/null && + go_next && continue + + test -s "$dotest/patch" || { + eval_gettextln "Patch is empty. Was it split wrong? +If you would prefer to skip this patch, instead run \"\$cmdline --skip\". +To restore the original branch and stop patching run \"\$cmdline --abort\"." + stop_here $this + } + rm -f "$dotest/original-commit" "$dotest/author-script" + { + sed -n '/^Subject/ s/Subject: //p' "$dotest/info" + echo + cat "$dotest/msg" + } | + git stripspace > "$dotest/msg-clean" fi ;; esac - GIT_AUTHOR_NAME="$(sed -n '/^Author/ s/Author: //p' "$dotest/info")" - GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")" - GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")" + if test -f "$dotest/author-script" + then + eval $(cat "$dotest/author-script") + else + GIT_AUTHOR_NAME="$(sed -n '/^Author/ s/Author: //p' "$dotest/info")" + GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")" + GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")" + fi if test -z "$GIT_AUTHOR_EMAIL" then - echo "Patch does not have a valid e-mail address." + gettextln "Patch does not have a valid e-mail address." stop_here $this fi @@ -618,15 +750,18 @@ do if test "$interactive" = t then test -t 0 || - die "cannot be interactive without stdin connected to a terminal." + die "$(gettext "cannot be interactive without stdin connected to a terminal.")" action=again while test "$action" = again do - echo "Commit Body is:" + gettextln "Commit Body is:" echo "--------------------------" cat "$dotest/final-commit" echo "--------------------------" - printf "Apply? [y]es/[n]o/[e]dit/[v]iew patch/[a]ccept all " + # TRANSLATORS: Make sure to include [y], [n], [e], [v] and [a] + # in your translation. The program will only accept English + # input at this point. + gettext "Apply? [y]es/[n]o/[e]dit/[v]iew patch/[a]ccept all " read reply case "$reply" in [yY]*) action=yes ;; @@ -635,14 +770,20 @@ do [eE]*) git_editor "$dotest/final-commit" action=again ;; [vV]*) action=again - LESS=-S ${PAGER:-less} "$dotest/patch" ;; + git_pager "$dotest/patch" ;; *) action=again ;; esac done else action=yes fi - FIRSTLINE=$(sed 1q "$dotest/final-commit") + + if test -f "$dotest/final-commit" + then + FIRSTLINE=$(sed 1q "$dotest/final-commit") + else + FIRSTLINE="" + fi if test $action = skip then @@ -656,11 +797,18 @@ do stop_here $this fi - printf 'Applying: %s\n' "$FIRSTLINE" + say "$(eval_gettext "Applying: \$FIRSTLINE")" case "$resolved" in '') - eval 'git apply '"$git_apply_opt"' --index "$dotest/patch"' + # When we are allowed to fall back to 3-way later, don't give + # false errors during the initial attempt. + squelch= + if test "$threeway" = t + then + squelch='>/dev/null 2>&1 ' + fi + eval "git apply $squelch$git_apply_opt"' --index "$dotest/patch"' apply_status=$? ;; t) @@ -670,14 +818,16 @@ do # working tree. resolved= git diff-index --quiet --cached HEAD -- && { - echo "No changes - did you forget to use 'git add'?" + gettextln "No changes - did you forget to use 'git add'? +If there is nothing left to stage, chances are that something else +already introduced the same changes; you might want to skip this patch." stop_here_user_resolve $this } unmerged=$(git ls-files -u) if test -n "$unmerged" then - echo "You still have unmerged paths in your index" - echo "did you forget to use 'git add'?" + gettextln "You still have unmerged paths in your index +did you forget to use 'git add'?" stop_here_user_resolve $this fi apply_status=0 @@ -685,14 +835,14 @@ do ;; esac - if test $apply_status = 1 && test "$threeway" = t + if test $apply_status != 0 && test "$threeway" = t then if (fall_back_3way) then # Applying the patch to an earlier tree and merging the # result may have produced the same tree as ours. git diff-index --quiet --cached HEAD -- && { - echo No changes -- Patch already applied. + say "$(gettext "No changes -- Patch already applied.")" go_next continue } @@ -702,7 +852,12 @@ do fi if test $apply_status != 0 then - printf 'Patch failed at %s %s\n' "$msgnum" "$FIRSTLINE" + eval_gettextln 'Patch failed at $msgnum $FIRSTLINE' + if test "$(git config --bool advice.amworkdir)" != false + then + eval_gettextln 'The copy of the patch that failed is found in: + $dotest/patch' + fi stop_here_user_resolve $this fi @@ -718,7 +873,7 @@ do GIT_AUTHOR_DATE= fi parent=$(git rev-parse --verify -q HEAD) || - echo >&2 "applying to an empty history" + say >&2 "$(gettext "applying to an empty history")" if test -n "$committer_date_is_author_date" then @@ -730,6 +885,10 @@ do git update-ref -m "$GIT_REFLOG_ACTION: $FIRSTLINE" HEAD $commit $parent || stop_here $this + if test -f "$dotest/original-commit"; then + echo "$(cat "$dotest/original-commit") $commit" >> "$dotest/rewritten" + fi + if test -x "$GIT_DIR"/hooks/post-applypatch then "$GIT_DIR"/hooks/post-applypatch @@ -738,6 +897,12 @@ do go_next done -git gc --auto +if test -s "$dotest"/rewritten; then + git notes copy --for-rewrite=rebase < "$dotest"/rewritten + if test -x "$GIT_DIR"/hooks/post-rewrite; then + "$GIT_DIR"/hooks/post-rewrite rebase < "$dotest"/rewritten + fi +fi rm -fr "$dotest" +git gc --auto |