hg-to-git: improve popen calls
[git/spearce.git] / git-quiltimport.sh
blob233e5eae1d337bff40d0adba4bbb117bbd4b5dee
1 #!/bin/sh
2 OPTIONS_KEEPDASHDASH=
3 OPTIONS_SPEC="\
4 git-quiltimport [options]
5 --
6 n,dry-run dry run
7 author= author name and email address for patches without any
8 patches= path to the quilt series and patches
10 SUBDIRECTORY_ON=Yes
11 . git-sh-setup
13 dry_run=""
14 quilt_author=""
15 while test $# != 0
17 case "$1" in
18 --author)
19 shift
20 quilt_author="$1"
22 -n|--dry-run)
23 dry_run=1
25 --patches)
26 shift
27 QUILT_PATCHES="$1"
29 --)
30 shift
31 break;;
33 usage
35 esac
36 shift
37 done
39 # Quilt Author
40 if [ -n "$quilt_author" ] ; then
41 quilt_author_name=$(expr "z$quilt_author" : 'z\(.*[^ ]\) *<.*') &&
42 quilt_author_email=$(expr "z$quilt_author" : '.*<\([^>]*\)') &&
43 test '' != "$quilt_author_name" &&
44 test '' != "$quilt_author_email" ||
45 die "malformed --author parameter"
48 # Quilt patch directory
49 : ${QUILT_PATCHES:=patches}
50 if ! [ -d "$QUILT_PATCHES" ] ; then
51 echo "The \"$QUILT_PATCHES\" directory does not exist."
52 exit 1
55 # Temporary directories
56 tmp_dir=.dotest
57 tmp_msg="$tmp_dir/msg"
58 tmp_patch="$tmp_dir/patch"
59 tmp_info="$tmp_dir/info"
62 # Find the intial commit
63 commit=$(git rev-parse HEAD)
65 mkdir $tmp_dir || exit 2
66 for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
67 if ! [ -f "$QUILT_PATCHES/$patch_name" ] ; then
68 echo "$patch_name doesn't exist. Skipping."
69 continue
71 echo $patch_name
72 git mailinfo "$tmp_msg" "$tmp_patch" \
73 <"$QUILT_PATCHES/$patch_name" >"$tmp_info" || exit 3
74 test -s "$tmp_patch" || {
75 echo "Patch is empty. Was it split wrong?"
76 exit 1
79 # Parse the author information
80 GIT_AUTHOR_NAME=$(sed -ne 's/Author: //p' "$tmp_info")
81 GIT_AUTHOR_EMAIL=$(sed -ne 's/Email: //p' "$tmp_info")
82 export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
83 while test -z "$GIT_AUTHOR_EMAIL" && test -z "$GIT_AUTHOR_NAME" ; do
84 if [ -n "$quilt_author" ] ; then
85 GIT_AUTHOR_NAME="$quilt_author_name";
86 GIT_AUTHOR_EMAIL="$quilt_author_email";
87 elif [ -n "$dry_run" ]; then
88 echo "No author found in $patch_name" >&2;
89 GIT_AUTHOR_NAME="dry-run-not-found";
90 GIT_AUTHOR_EMAIL="dry-run-not-found";
91 else
92 echo "No author found in $patch_name" >&2;
93 echo "---"
94 cat $tmp_msg
95 printf "Author: ";
96 read patch_author
98 echo "$patch_author"
100 patch_author_name=$(expr "z$patch_author" : 'z\(.*[^ ]\) *<.*') &&
101 patch_author_email=$(expr "z$patch_author" : '.*<\([^>]*\)') &&
102 test '' != "$patch_author_name" &&
103 test '' != "$patch_author_email" &&
104 GIT_AUTHOR_NAME="$patch_author_name" &&
105 GIT_AUTHOR_EMAIL="$patch_author_email"
107 done
108 GIT_AUTHOR_DATE=$(sed -ne 's/Date: //p' "$tmp_info")
109 SUBJECT=$(sed -ne 's/Subject: //p' "$tmp_info")
110 export GIT_AUTHOR_DATE SUBJECT
111 if [ -z "$SUBJECT" ] ; then
112 SUBJECT=$(echo $patch_name | sed -e 's/.patch$//')
115 if [ -z "$dry_run" ] ; then
116 git apply --index -C1 "$tmp_patch" &&
117 tree=$(git write-tree) &&
118 commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git commit-tree $tree -p $commit) &&
119 git update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4
121 done
122 rm -rf $tmp_dir || exit 5