Code

cvsexportcommit: fix for commits that do not have parents
[git.git] / git-quiltimport.sh
1 #!/bin/sh
2 USAGE='--dry-run --author <author> --patches </path/to/quilt/patch/directory>'
3 SUBDIRECTORY_ON=Yes
4 . git-sh-setup
6 dry_run=""
7 quilt_author=""
8 while test $# != 0
9 do
10         case "$1" in
11         --au=*|--aut=*|--auth=*|--autho=*|--author=*)
12                 quilt_author=$(expr "z$1" : 'z-[^=]*\(.*\)')
13                 shift
14                 ;;
16         --au|--aut|--auth|--autho|--author)
17                 case "$#" in 1) usage ;; esac
18                 shift
19                 quilt_author="$1"
20                 shift
21                 ;;
23         --dry-run)
24                 shift
25                 dry_run=1
26                 ;;
28         --pa=*|--pat=*|--patc=*|--patch=*|--patche=*|--patches=*)
29                 QUILT_PATCHES=$(expr "z$1" : 'z-[^=]*\(.*\)')
30                 shift
31                 ;;
33         --pa|--pat|--patc|--patch|--patche|--patches)
34                 case "$#" in 1) usage ;; esac
35                 shift
36                 QUILT_PATCHES="$1"
37                 shift
38                 ;;
40         *)
41                 break
42                 ;;
43         esac
44 done
46 # Quilt Author
47 if [ -n "$quilt_author" ] ; then
48         quilt_author_name=$(expr "z$quilt_author" : 'z\(.*[^ ]\) *<.*') &&
49         quilt_author_email=$(expr "z$quilt_author" : '.*<\([^>]*\)') &&
50         test '' != "$quilt_author_name" &&
51         test '' != "$quilt_author_email" ||
52         die "malformed --author parameter"
53 fi
55 # Quilt patch directory
56 : ${QUILT_PATCHES:=patches}
57 if ! [ -d "$QUILT_PATCHES" ] ; then
58         echo "The \"$QUILT_PATCHES\" directory does not exist."
59         exit 1
60 fi
62 # Temporary directories
63 tmp_dir=.dotest
64 tmp_msg="$tmp_dir/msg"
65 tmp_patch="$tmp_dir/patch"
66 tmp_info="$tmp_dir/info"
69 # Find the intial commit
70 commit=$(git rev-parse HEAD)
72 mkdir $tmp_dir || exit 2
73 for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
74         if ! [ -f "$QUILT_PATCHES/$patch_name" ] ; then
75                 echo "$patch_name doesn't exist. Skipping."
76                 continue
77         fi
78         echo $patch_name
79         git mailinfo "$tmp_msg" "$tmp_patch" \
80                 <"$QUILT_PATCHES/$patch_name" >"$tmp_info" || exit 3
81         test -s "$tmp_patch" || {
82                 echo "Patch is empty.  Was it split wrong?"
83                 exit 1
84         }
86         # Parse the author information
87         export GIT_AUTHOR_NAME=$(sed -ne 's/Author: //p' "$tmp_info")
88         export GIT_AUTHOR_EMAIL=$(sed -ne 's/Email: //p' "$tmp_info")
89         while test -z "$GIT_AUTHOR_EMAIL" && test -z "$GIT_AUTHOR_NAME" ; do
90                 if [ -n "$quilt_author" ] ; then
91                         GIT_AUTHOR_NAME="$quilt_author_name";
92                         GIT_AUTHOR_EMAIL="$quilt_author_email";
93                 elif [ -n "$dry_run" ]; then
94                         echo "No author found in $patch_name" >&2;
95                         GIT_AUTHOR_NAME="dry-run-not-found";
96                         GIT_AUTHOR_EMAIL="dry-run-not-found";
97                 else
98                         echo "No author found in $patch_name" >&2;
99                         echo "---"
100                         cat $tmp_msg
101                         printf "Author: ";
102                         read patch_author
104                         echo "$patch_author"
106                         patch_author_name=$(expr "z$patch_author" : 'z\(.*[^ ]\) *<.*') &&
107                         patch_author_email=$(expr "z$patch_author" : '.*<\([^>]*\)') &&
108                         test '' != "$patch_author_name" &&
109                         test '' != "$patch_author_email" &&
110                         GIT_AUTHOR_NAME="$patch_author_name" &&
111                         GIT_AUTHOR_EMAIL="$patch_author_email"
112                 fi
113         done
114         export GIT_AUTHOR_DATE=$(sed -ne 's/Date: //p' "$tmp_info")
115         export SUBJECT=$(sed -ne 's/Subject: //p' "$tmp_info")
116         if [ -z "$SUBJECT" ] ; then
117                 SUBJECT=$(echo $patch_name | sed -e 's/.patch$//')
118         fi
120         if [ -z "$dry_run" ] ; then
121                 git apply --index -C1 "$tmp_patch" &&
122                 tree=$(git write-tree) &&
123                 commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git commit-tree $tree -p $commit) &&
124                 git update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4
125         fi
126 done
127 rm -rf $tmp_dir || exit 5