t7409: make sure submodule is initialized and updated in more detail
[gitweb.git] / git-am.sh
index f1ae932fa753c7c08769b96420d04fed8ed58804..c02e62d2aa4f3bd2221c687effa3a4ec44918383 100755 (executable)
--- a/git-am.sh
+++ b/git-am.sh
@@ -15,6 +15,7 @@ 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
@@ -23,6 +24,7 @@ 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
@@ -137,6 +139,12 @@ fall_back_3way () {
     say Using index info to reconstruct a base tree...
 
     cmd='GIT_INDEX_FILE="$dotest/patch-merge-tmp-index"'
+
+    if test -z "$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 "$cmd"
     then
@@ -252,7 +260,7 @@ check_patch_format () {
 split_patches () {
        case "$patch_format" in
        mbox)
-               if test -n "$rebasing" || test t = "$keepcr"
+               if test t = "$keepcr"
                then
                    keep_cr=--keep-cr
                else
@@ -379,7 +387,9 @@ do
        -i|--interactive)
                interactive=t ;;
        -b|--binary)
-               : ;;
+               echo >&2 "The $1 option has been a no-op for long time, and"
+               echo >&2 "it will be removed. Please do not use it anymore."
+               ;;
        -3|--3way)
                threeway=t ;;
        -s|--signoff)
@@ -390,6 +400,8 @@ do
                utf8= ;;
        -k|--keep)
                keep=t ;;
+       --keep-non-patch)
+               keep=b ;;
        -c|--scissors)
                scissors=t ;;
        --no-scissors)
@@ -401,13 +413,13 @@ do
        --abort)
                abort=t ;;
        --rebasing)
-               rebasing=t threeway=t keep=t scissors=f no_inbody_headers=t ;;
+               rebasing=t threeway=t ;;
        -d|--dotest)
                die "$(gettext "-d option is no longer supported.  Do not use.")"
                ;;
        --resolvemsg)
                shift; resolvemsg=$1 ;;
-       --whitespace|--directory|--exclude)
+       --whitespace|--directory|--exclude|--include)
                git_apply_opt="$git_apply_opt $(sq "$1=$2")"; shift ;;
        -C|-p)
                git_apply_opt="$git_apply_opt $(sq "$1$2")"; shift ;;
@@ -568,16 +580,25 @@ case "$resolved" in
        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 "$dotest/keep")" = t
-then
-       keep=-k
-fi
+keep=$(cat "$dotest/keep")
+case "$keep" in
+t)
+       keep=-k ;;
+b)
+       keep=-b ;;
+*)
+       keep= ;;
+esac
 case "$(cat "$dotest/scissors")" in
 t)
        scissors=--scissors ;;
@@ -637,32 +658,34 @@ do
        # by the user, or the user can tell us to do so by --resolved flag.
        case "$resume" in
        '')
-               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" "$dotest/author-script"
-               if test -f "$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"
+                       echo "$commit" >"$dotest/original-commit"
+                       get_author_ident_from_commit "$commit" >"$dotest/author-script"
+                       git diff-tree --root --binary "$commit" >"$dotest/patch"
                else
+                       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