Merge branch 'debian' into hcoop_489
[hcoop/debian/exim4.git] / scripts / reversion
1 #!/bin/sh
2 # Copyright (c) The Exim Maintainers 2016
3
4 set -e
5 LC_ALL=C
6 export LC_ALL
7
8 # Update Exim's version header file.
9
10 # Compatibility gross-ness for non-POSIX systems
11 if [ -z "$EXIM_REVERSION_ADJUSTED" ]
12 then
13 SHELL=/bin/sh
14 EXIM_REVERSION_ADJUSTED=yes
15 export SHELL EXIM_REVERSION_ADJUSTED
16 # Solaris:
17 if [ -x /usr/xpg4/bin/sh ]
18 then
19 PATH="/usr/xpg4/bin:$PATH"
20 SHELL=/usr/xpg4/bin/sh
21 export PATH SHELL
22 fi
23 # Irix:
24 _XPG=1 ; export _XPG
25 #
26 exec "$SHELL" "$0" "$@"
27 fi
28
29 # Read version information that was generated by a previous run of
30 # this script, or during the release process.
31
32 if [ -f ./version.sh ]
33 then . ./version.sh
34 elif [ -f ../src/version.sh ]
35 then . ../src/version.sh
36 fi
37
38 # If this tree is a git working directory, use that to get version information.
39
40 if [ -d ../../.git ] || [ "$1" = "release" ]
41 then
42 # Modify the output of git describe into separate parts for
43 # the name "exim" and the release and variant versions.
44 # Put a dot in the version number and remove a spurious g.
45 if [ "$2" ]
46 then
47 description=$(git describe "$2")
48 else
49 description=$(git describe --dirty=-XX --match 'exim-4*')
50 fi
51 set $(echo "$description" | sed 's|-| |;s|_|.|;s|[-_]| _|;s|-g|-|')
52 # Only update if we need to
53 if [ "$2 $3" != "$EXIM_RELEASE_VERSION $EXIM_VARIANT_VERSION" ]
54 then
55 EXIM_RELEASE_VERSION="$2"
56 EXIM_VARIANT_VERSION="$3"
57 rm -f version.h
58 fi
59 fi
60
61 # If you are maintaining a patched version of Exim, you can either
62 # create your own version.sh as part of your release process, or you
63 # can modify EXIM_VARIANT_VERSION at this point in this script.
64
65 case "$EXIM_RELEASE_VERSION" in
66 '') echo "*** Your copy of Exim lacks any version information."
67 exit 1
68 esac
69
70 EXIM_COMPILE_NUMBER=$(expr "${EXIM_COMPILE_NUMBER:-0}" + 1)
71
72 echo "$EXIM_COMPILE_NUMBER" >cnumber.h
73
74 ( echo '# automatically generated file - see ../scripts/reversion'
75 echo EXIM_RELEASE_VERSION='"'"$EXIM_RELEASE_VERSION"'"'
76 echo EXIM_VARIANT_VERSION='"'"$EXIM_VARIANT_VERSION"'"'
77 echo EXIM_COMPILE_NUMBER='"'"$EXIM_COMPILE_NUMBER"'"'
78 ) >version.sh
79
80 if [ ! -f version.h ]
81 then
82 ( echo '/* automatically generated file - see ../scripts/reversion */'
83 echo '#define EXIM_RELEASE_VERSION "'"$EXIM_RELEASE_VERSION"'"'
84 echo '#define EXIM_VARIANT_VERSION "'"$EXIM_VARIANT_VERSION"'"'
85 echo '#define EXIM_VERSION_STR EXIM_RELEASE_VERSION EXIM_VARIANT_VERSION'
86 ) >version.h
87 fi
88
89 echo ">>> version $EXIM_RELEASE_VERSION$EXIM_VARIANT_VERSION #$EXIM_COMPILE_NUMBER"
90 echo