grep: support -h (no header) with --count
[git] / git-remote-testgit.sh
1 #!/bin/sh
2 # Copyright (c) 2012 Felipe Contreras
3
4 alias=$1
5 url=$2
6
7 dir="$GIT_DIR/testgit/$alias"
8 prefix="refs/testgit/$alias"
9
10 default_refspec="refs/heads/*:${prefix}/heads/*"
11
12 refspec="${GIT_REMOTE_TESTGIT_REFSPEC-$default_refspec}"
13
14 test -z "$refspec" && prefix="refs"
15
16 export GIT_DIR="$url/.git"
17
18 mkdir -p "$dir"
19
20 if test -z "$GIT_REMOTE_TESTGIT_NO_MARKS"
21 then
22         gitmarks="$dir/git.marks"
23         testgitmarks="$dir/testgit.marks"
24         test -e "$gitmarks" || >"$gitmarks"
25         test -e "$testgitmarks" || >"$testgitmarks"
26 fi
27
28 while read line
29 do
30         case $line in
31         capabilities)
32                 echo 'import'
33                 echo 'export'
34                 test -n "$refspec" && echo "refspec $refspec"
35                 if test -n "$gitmarks"
36                 then
37                         echo "*import-marks $gitmarks"
38                         echo "*export-marks $gitmarks"
39                 fi
40                 test -n "$GIT_REMOTE_TESTGIT_SIGNED_TAGS" && echo "signed-tags"
41                 test -n "$GIT_REMOTE_TESTGIT_NO_PRIVATE_UPDATE" && echo "no-private-update"
42                 echo
43                 ;;
44         list)
45                 git for-each-ref --format='? %(refname)' 'refs/heads/'
46                 head=$(git symbolic-ref HEAD)
47                 echo "@$head HEAD"
48                 echo
49                 ;;
50         import*)
51                 # read all import lines
52                 while true
53                 do
54                         ref="${line#* }"
55                         refs="$refs $ref"
56                         read line
57                         test "${line%% *}" != "import" && break
58                 done
59
60                 if test -n "$gitmarks"
61                 then
62                         echo "feature import-marks=$gitmarks"
63                         echo "feature export-marks=$gitmarks"
64                 fi
65
66                 if test -n "$GIT_REMOTE_TESTGIT_FAILURE"
67                 then
68                         echo "feature done"
69                         exit 1
70                 fi
71
72                 echo "feature done"
73                 git fast-export \
74                         ${testgitmarks:+"--import-marks=$testgitmarks"} \
75                         ${testgitmarks:+"--export-marks=$testgitmarks"} \
76                         $refs |
77                 sed -e "s#refs/heads/#${prefix}/heads/#g"
78                 echo "done"
79                 ;;
80         export)
81                 if test -n "$GIT_REMOTE_TESTGIT_FAILURE"
82                 then
83                         # consume input so fast-export doesn't get SIGPIPE;
84                         # git would also notice that case, but we want
85                         # to make sure we are exercising the later
86                         # error checks
87                         while read line; do
88                                 test "done" = "$line" && break
89                         done
90                         exit 1
91                 fi
92
93                 before=$(git for-each-ref --format=' %(refname) %(objectname) ')
94
95                 git fast-import \
96                         ${testgitmarks:+"--import-marks=$testgitmarks"} \
97                         ${testgitmarks:+"--export-marks=$testgitmarks"} \
98                         --quiet
99
100                 # figure out which refs were updated
101                 git for-each-ref --format='%(refname) %(objectname)' |
102                 while read ref a
103                 do
104                         case "$before" in
105                         *" $ref $a "*)
106                                 continue ;;     # unchanged
107                         esac
108                         if test -z "$GIT_REMOTE_TESTGIT_PUSH_ERROR"
109                         then
110                                 echo "ok $ref"
111                         else
112                                 echo "error $ref $GIT_REMOTE_TESTGIT_PUSH_ERROR"
113                         fi
114                 done
115
116                 echo
117                 ;;
118         '')
119                 exit
120                 ;;
121         esac
122 done