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-rw-r--r--.gitmodules5
-rw-r--r--Makefile49
-rwxr-xr-xsubmodules.sh181
3 files changed, 222 insertions, 13 deletions
diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..51dd1ef --- /dev/null +++ b/.gitmodules
@@ -0,0 +1,5 @@
1# This file maps a submodule path to an url from where the submodule
2# can be obtained. The script "submodules.sh" finds the url in this file
3# when invoked with -i to clone the submodules.
4
5git git://git.kernel.org/pub/scm/git/git.git
diff --git a/Makefile b/Makefile index 644914c..138f261 100644 --- a/Makefile +++ b/Makefile
@@ -1,12 +1,11 @@
1CGIT_VERSION = 0.2 1CGIT_VERSION = 0.2
2 2
3prefix = /var/www/htdocs/cgit 3prefix = /var/www/htdocs/cgit
4gitsrc = git
5 4
6SHA1_HEADER = <openssl/sha.h> 5SHA1_HEADER = <openssl/sha.h>
7 6
8CACHE_ROOT = /var/cache/cgit 7CACHE_ROOT = /var/cache/cgit
9EXTLIBS = $(gitsrc)/libgit.a $(gitsrc)/xdiff/lib.a -lz -lcrypto 8EXTLIBS = git/libgit.a git/xdiff/lib.a -lz -lcrypto
10OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \ 9OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \
11 ui-summary.o ui-log.o ui-view.o ui-tree.o ui-commit.o ui-diff.o \ 10 ui-summary.o ui-log.o ui-view.o ui-tree.o ui-commit.o ui-diff.o \
12 ui-snapshot.o ui-blob.o 11 ui-snapshot.o ui-blob.o
@@ -17,28 +16,52 @@ ifdef DEBUG
17 CFLAGS += -g 16 CFLAGS += -g
18endif 17endif
19 18
20CFLAGS += -I$(gitsrc) -DSHA1_HEADER='$(SHA1_HEADER)' 19CFLAGS += -Igit -DSHA1_HEADER='$(SHA1_HEADER)'
21 20
21
22
23
24#
25# basic build rules
26#
22all: cgit 27all: cgit
23 28
29cgit: cgit.c cgit.h $(OBJECTS)
30 $(CC) $(CFLAGS) -DCGIT_VERSION='"$(CGIT_VERSION)"' cgit.c -o cgit \
31 $(OBJECTS) $(EXTLIBS)
32
33$(OBJECTS): cgit.h git/libgit.a
34
35git/libgit.a:
36 ./submodules.sh -i
37 $(MAKE) -C git
38
39#
40# phony targets
41#
24install: all clean-cache 42install: all clean-cache
25 mkdir -p $(prefix) 43 mkdir -p $(prefix)
26 install cgit $(prefix)/cgit.cgi 44 install cgit $(prefix)/cgit.cgi
27 install cgit.css $(prefix)/cgit.css 45 install cgit.css $(prefix)/cgit.css
28 46
29cgit: cgit.c cgit.h $(OBJECTS) $(gitsrc)/libgit.a 47clean-cgit:
30 $(CC) $(CFLAGS) -DCGIT_VERSION='"$(CGIT_VERSION)"' cgit.c -o cgit \ 48 rm -f cgit *.o
31 $(OBJECTS) $(EXTLIBS)
32
33$(OBJECTS): cgit.h
34 49
35$(gitsrc)/libgit.a: 50distclean-cgit: clean-cgit
36 $(MAKE) -C $(gitsrc) 51 git clean -d -x
37 52
53clean-sub:
54 $(MAKE) -C git clean
38 55
39.PHONY: clean 56distclean-sub: clean-sub
40clean: 57 $(shell cd git && git clean -d -x)
41 rm -f cgit *.o
42 58
43clean-cache: 59clean-cache:
44 rm -rf $(CACHE_ROOT)/* 60 rm -rf $(CACHE_ROOT)/*
61
62clean: clean-cgit clean-sub
63
64distclean: distclean-cgit distclean-sub
65
66.PHONY: all install clean clean-cgit clean-sub clean-cache \
67 distclean distclean-cgit distclean-sub
diff --git a/submodules.sh b/submodules.sh new file mode 100755 index 0000000..1d7b13f --- /dev/null +++ b/submodules.sh
@@ -0,0 +1,181 @@
1#!/bin/sh
2#
3# submodules.sh: init, update or list git submodules
4#
5# Copyright (C) 2006 Lars Hjemli
6#
7# Licensed under GNU General Public License v2
8# (see COPYING for full license text)
9#
10
11
12usage="submodules.sh [-i | -u] [-q] [--cached] [path...]"
13init=
14update=
15quiet=
16cached=
17
18
19say()
20{
21 if test -z "$quiet"
22 then
23 echo -e "$@"
24 fi
25}
26
27
28die()
29{
30 echo >&2 -e "$@"
31 exit 1
32}
33
34
35
36#
37# Silently checkout specified submodule revision, return exit status of git-checkout
38#
39# $1 = local path
40# $2 = requested sha1
41#
42module_checkout()
43{
44 $(cd "$1" && git checkout "$2" 1>/dev/null 2>/dev/null)
45}
46
47
48#
49# Find all (requested) submodules, run clone + checkout on missing paths
50#
51# $@ = requested paths (default to all)
52#
53modules_init()
54{
55 git ls-files --stage -- $@ | grep -e '^160000 ' |
56 while read mode sha1 stage path
57 do
58 test -d "$path/.git" && continue
59
60 if test -d "$path"
61 then
62 rmdir "$path" 2>/dev/null ||
63 die "Directory '$path' exist, but not as a submodule"
64 fi
65
66 test -e "$path" && die "A file already exist at path '$path'"
67
68 url=$(sed -nre "s/^$path[ \t]+//p" .gitmodules)
69 test -z "$url" && die "No url found for $path in .gitmodules"
70
71 git clone "$url" "$path" || die "Clone of submodule '$path' failed"
72 module_checkout "$path" "$sha1" || die "Checkout of submodule '$path' failed"
73 say "Submodule '$path' initialized"
74 done
75}
76
77#
78# Checkout correct revision of each initialized submodule
79#
80# $@ = requested paths (default to all)
81#
82modules_update()
83{
84 git ls-files --stage -- $@ | grep -e '^160000 ' |
85 while read mode sha1 stage path
86 do
87 if ! test -d "$path/.git"
88 then
89 say "Submodule '$path' not initialized"
90 continue;
91 fi
92 subsha1=$(cd "$path" && git rev-parse --verify HEAD) ||
93 die "Unable to find current revision of submodule '$path'"
94 if test "$subsha1" != "$sha1"
95 then
96 module_checkout "$path" "$sha1" ||
97 die "Unable to checkout revision $sha1 of submodule '$path'"
98 say "Submodule '$path' reset to revision $sha1"
99 fi
100 done
101}
102
103#
104# List all registered submodules, prefixed with:
105# - submodule not initialized
106# + different version checked out
107#
108# If --cached was specified the revision in the index will be printed
109# instead of the currently checked out revision.
110#
111# $@ = requested paths (default to all)
112#
113modules_list()
114{
115 git ls-files --stage -- $@ | grep -e '^160000 ' |
116 while read mode sha1 stage path
117 do
118 if ! test -d "$path/.git"
119 then
120 say "-$sha1 $path"
121 continue;
122 fi
123 revname=$(cd "$path" && git describe $sha1)
124 if git diff-files --quiet -- "$path"
125 then
126 say " $sha1 $path\t($revname)"
127 else
128 if test -z "$cached"
129 then
130 sha1=$(cd "$path" && git rev-parse HEAD)
131 revname=$(cd "$path" && git describe HEAD)
132 fi
133 say "+$sha1 $path\t($revname)"
134 fi
135 done
136}
137
138
139while case "$#" in 0) break ;; esac
140do
141 case "$1" in
142 -i)
143 init=1
144 ;;
145 -u)
146 update=1
147 ;;
148 -q)
149 quiet=1
150 ;;
151 --cached)
152 cached=1
153 ;;
154 --)
155 break
156 ;;
157 -*)
158 echo "Usage: $usage"
159 exit 1
160 ;;
161 --*)
162 echo "Usage: $usage"
163 exit 1
164 ;;
165 *)
166 break
167 ;;
168 esac
169 shift
170done
171
172
173if test "$init" = "1"
174then
175 modules_init $@
176elif test "$update" = "1"
177then
178 modules_update $@
179else
180 modules_list $@
181fi