sha1_name.c: fix parsing of ":/token" syntax
[gitweb.git] / git-am.sh
index d64d9975358a6b9a18596c45b13434463903a344..9df951a597d6b9ec5f7f390c35a60adb942a3fdc 100755 (executable)
--- a/git-am.sh
+++ b/git-am.sh
@@ -15,18 +15,23 @@ 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
+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
 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
@@ -132,7 +137,7 @@ It does not apply to blobs recorded in its index."
            export GIT_MERGE_VERBOSITY=0
     fi
     git-merge-recursive $orig_tree -- HEAD $his_tree || {
-           git rerere
+           git rerere $allow_rerere_autoupdate
            echo Failed to merge in the changes.
            exit 1
     }
@@ -191,13 +196,34 @@ check_patch_format () {
                        esac
                        ;;
                esac
+               if test -z "$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"$dotest" -b -- "$@" > "$dotest/last" ||
+               case "$rebasing" in
+               '')
+                       keep_cr= ;;
+               ?*)
+                       keep_cr=--keep-cr ;;
+               esac
+               git mailsplit -d"$prec" -o"$dotest" -b $keep_cr -- "$@" > "$dotest/last" ||
                clean_abort
                ;;
        stgit-series)
@@ -254,7 +280,11 @@ split_patches () {
                msgnum=
                ;;
        *)
-               clean_abort "Patch format $patch_format is not supported."
+               if test -n "$parse_patch" ; then
+                       clean_abort "Patch format $patch_format is not supported."
+               else
+                       clean_abort "Patch format detection failed."
+               fi
                ;;
        esac
 }
@@ -262,10 +292,11 @@ split_patches () {
 prec=4
 dotest="$GIT_DIR/rebase-apply"
 sign= utf8=t keep= skip= interactive= resolved= rebasing= abort=
-resolvemsg= resume=
+resolvemsg= resume= scissors= no_inbody_headers=
 git_apply_opt=
 committer_date_is_author_date=
 ignore_date=
+allow_rerere_autoupdate=
 
 while test $# != 0
 do
@@ -284,14 +315,18 @@ do
                utf8= ;;
        -k|--keep)
                keep=t ;;
-       -r|--resolved)
+       -c|--scissors)
+               scissors=t ;;
+       --no-scissors)
+               scissors=f ;;
+       -r|--resolved|--continue)
                resolved=t ;;
        --skip)
                skip=t ;;
        --abort)
                abort=t ;;
        --rebasing)
-               rebasing=t threeway=t keep=t ;;
+               rebasing=t threeway=t keep=t scissors=f no_inbody_headers=t ;;
        -d|--dotest)
                die "-d option is no longer supported.  Do not use."
                ;;
@@ -303,12 +338,14 @@ do
                git_apply_opt="$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 ;;
        --)
@@ -409,14 +446,15 @@ else
 
        split_patches "$@"
 
-       # -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.
+       # -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"
@@ -458,6 +496,18 @@ if test "$(cat "$dotest/keep")" = t
 then
        keep=-k
 fi
+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
        GIT_QUIET=t
@@ -512,12 +562,12 @@ 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" \
+               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
-               grep '^Author: Mail System Internal Data$' \
+               sane_grep '^Author: Mail System Internal Data$' \
                        <"$dotest"/info >/dev/null &&
                        go_next && continue
 
@@ -533,11 +583,12 @@ do
                        git cat-file commit "$commit" |
                        sed -e '1,/^$/d' >"$dotest/msg-clean"
                else
-                       SUBJECT="$(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"
+                       {
+                               sed -n '/^Subject/ s/Subject: //p' "$dotest/info"
+                               echo
+                               cat "$dotest/msg"
+                       } |
+                       git stripspace > "$dotest/msg-clean"
                fi
                ;;
        esac
@@ -612,7 +663,7 @@ do
                [eE]*) git_editor "$dotest/final-commit"
                       action=again ;;
                [vV]*) action=again
-                      LESS=-S ${PAGER:-less} "$dotest/patch" ;;
+                      git_pager "$dotest/patch" ;;
                *)     action=again ;;
                esac
            done
@@ -722,6 +773,5 @@ do
        go_next
 done
 
-git gc --auto
-
 rm -fr "$dotest"
+git gc --auto