X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-am.sh;h=58d4eb6d2dc2eaa99ae0c70a414813cd0ce43e43;hb=59773c7e583b1dcf4b63c4ee222b79cef460456b;hp=4b157fe5d536fdbdbf85e0e06c419b5927a90867;hpb=934747323c397ffe64b6dcdf2bf73128d8e36968;p=git.git diff --git a/git-am.sh b/git-am.sh index 4b157fe5d..58d4eb6d2 100755 --- a/git-am.sh +++ b/git-am.sh @@ -8,21 +8,25 @@ OPTIONS_SPEC="\ git am [options] [|...] git am [options] (--resolved | --skip | --abort) -- -d,dotest= (removed -- do not use) i,interactive run interactively -b,binary (historical option -- no-op) +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 whitespace= pass it through git-apply +directory= pass it through git-apply C= pass it through git-apply p= pass it through git-apply +reject pass it through git-apply resolvemsg= override error message when patch failure occurs r,resolved to be used after a patch failure skip skip the current patch abort restore the original branch and abort the patching operation. -rebasing (internal use for git-rebase)" +committer-date-is-author-date lie about committer date +ignore-date use current timestamp for author date +rebasing* (internal use for git-rebase)" . git-sh-setup prefix=$(git rev-parse --show-prefix) @@ -33,6 +37,17 @@ cd_to_toplevel git var GIT_COMMITTER_IDENT >/dev/null || die "You need to set your committer info first" +if git rev-parse --verify -q HEAD >/dev/null +then + HAS_HEAD=yes +else + HAS_HEAD= +fi + +sq () { + git rev-parse --sq-quote "$@" +} + stop_here () { echo "$1" >"$dotest/next" exit 1 @@ -85,7 +100,7 @@ fall_back_3way () { git write-tree >"$dotest/patch-merge-base+" || cannot_fallback "Repository lacks necessary blobs to fall back on 3-way merge." - echo Using index info to reconstruct a base tree... + say Using index info to reconstruct a base tree... if GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \ git apply --cached <"$dotest/patch" then @@ -101,7 +116,7 @@ It does not apply to blobs recorded in its index." orig_tree=$(cat "$dotest/patch-merge-base") && rm -fr "$dotest"/patch-merge-* || exit 1 - echo Falling back to patching base and 3-way merge... + say 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 @@ -111,6 +126,10 @@ 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 + export GIT_MERGE_VERBOSITY=0 + fi git-merge-recursive $orig_tree -- HEAD $his_tree || { git rerere echo Failed to merge in the changes. @@ -124,6 +143,8 @@ dotest="$GIT_DIR/rebase-apply" sign= utf8=t keep= skip= interactive= resolved= rebasing= abort= resolvemsg= resume= git_apply_opt= +committer_date_is_author_date= +ignore_date= while test $# != 0 do @@ -155,10 +176,18 @@ do ;; --resolvemsg) shift; resolvemsg=$1 ;; - --whitespace) - git_apply_opt="$git_apply_opt $1=$2"; shift ;; + --whitespace|--directory) + git_apply_opt="$git_apply_opt $(sq "$1=$2")"; shift ;; -C|-p) - git_apply_opt="$git_apply_opt $1$2"; shift ;; + git_apply_opt="$git_apply_opt $(sq "$1$2")"; shift ;; + --reject) + git_apply_opt="$git_apply_opt $1" ;; + --committer-date-is-author-date) + committer_date_is_author_date=t ;; + --ignore-date) + ignore_date=t ;; + -q|--quiet) + GIT_QUIET=t ;; --) shift; break ;; *) @@ -192,7 +221,7 @@ then # unreliable -- stdin could be /dev/null for example # and the caller did not intend to feed us a patch but # wanted to continue unattended. - tty -s + test -t 0 ;; *) false @@ -202,6 +231,9 @@ then resume=yes case "$skip,$abort" in + t,t) + die "Please make up your mind. --skip or --abort?" + ;; t,) git rerere clear git read-tree --reset -u HEAD HEAD @@ -210,12 +242,19 @@ then git update-ref ORIG_HEAD $orig_head ;; ,t) + if test -f "$dotest/rebasing" + then + exec git rebase --abort + fi git rerere clear - git read-tree --reset -u HEAD ORIG_HEAD - git reset ORIG_HEAD + test -f "$dotest/dirtyindex" || { + git read-tree --reset -u HEAD ORIG_HEAD + git reset ORIG_HEAD + } rm -fr "$dotest" exit ;; esac + rm -f "$dotest/dirtyindex" else # Make sure we are not given --skip, --resolved, nor --abort test "$skip$resolved$abort" = "" || @@ -247,7 +286,7 @@ else exit 1 } - # -s, -u, -k, --whitespace, -3, -C and -p flags are kept + # -s, -u, -k, --whitespace, -3, -C, -q and -p flags are kept # for the resuming session after a patch failure. # -i can and must be given when resuming. echo " $git_apply_opt" >"$dotest/apply-opt" @@ -255,22 +294,34 @@ else echo "$sign" >"$dotest/sign" echo "$utf8" >"$dotest/utf8" echo "$keep" >"$dotest/keep" + echo "$GIT_QUIET" >"$dotest/quiet" echo 1 >"$dotest/next" if test -n "$rebasing" then : >"$dotest/rebasing" else : >"$dotest/applying" - git update-ref ORIG_HEAD HEAD + if test -n "$HAS_HEAD" + then + git update-ref ORIG_HEAD HEAD + else + git update-ref -d ORIG_HEAD >/dev/null 2>&1 + fi fi fi case "$resolved" in '') - files=$(git diff-index --cached --name-only HEAD --) || exit - if [ "$files" ]; then - echo "Dirty index: cannot apply patches (dirty: $files)" >&2 - exit 1 + case "$HAS_HEAD" in + '') + files=$(git ls-files) ;; + ?*) + files=$(git diff-index --cached --name-only HEAD --) ;; + esac || exit + if test "$files" + then + test -n "$HAS_HEAD" && : >"$dotest/dirtyindex" + die "Dirty index: cannot apply patches (dirty: $files)" fi esac @@ -284,6 +335,10 @@ if test "$(cat "$dotest/keep")" = t then keep=-k fi +if test "$(cat "$dotest/quiet")" = t +then + GIT_QUIET=t +fi if test "$(cat "$dotest/threeway")" = t then threeway=t @@ -309,7 +364,7 @@ fi if test "$this" -gt "$last" then - echo Nothing to do. + say Nothing to do. rm -fr "$dotest" exit fi @@ -455,11 +510,18 @@ do stop_here $this fi - printf 'Applying: %s\n' "$FIRSTLINE" + say "Applying: $FIRSTLINE" case "$resolved" in '') - 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) @@ -491,7 +553,7 @@ do # 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 No changes -- Patch already applied. go_next continue } @@ -501,7 +563,7 @@ do fi if test $apply_status != 0 then - echo Patch failed at $msgnum. + printf 'Patch failed at %s %s\n' "$msgnum" "$FIRSTLINE" stop_here_user_resolve $this fi @@ -511,8 +573,21 @@ do fi tree=$(git write-tree) && - parent=$(git rev-parse --verify HEAD) && - commit=$(git commit-tree $tree -p $parent <"$dotest/final-commit") && + commit=$( + if test -n "$ignore_date" + then + GIT_AUTHOR_DATE= + fi + parent=$(git rev-parse --verify -q HEAD) || + say >&2 "applying to an empty history" + + if test -n "$committer_date_is_author_date" + then + GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE" + export GIT_COMMITTER_DATE + fi && + git commit-tree $tree ${parent:+-p} $parent <"$dotest/final-commit" + ) && git update-ref -m "$GIT_REFLOG_ACTION: $FIRSTLINE" HEAD $commit $parent || stop_here $this