Create new-version.sh to help with releases, update INSTALL instructions

[fontconfig.git] / new-version.sh

diff --git a/new-version.sh b/new-version.sh
new file mode 100644 (file)
index 0000000..b3f15fa
--- /dev/null
+++ b/new-version.sh
@@ -0,0 +1,121 @@
+#!/bin/sh
+
+test=echo
+if git-status > /dev/null; then
+       :
+else
+       echo 'Uncommited changes in repository' 1>&2
+       exit 1
+fi
+
+version="$1"
+case "$version" in
+2.[0-9.]*)
+       ;;
+*)
+       echo 'Invalid version number:' "$version" 1>&2
+       exit 1
+       ;;
+esac
+
+eval `echo $version | 
+       awk -F. '{ printf ("major=%d\nminor=%d\nrevision=%d\n",
+                          $1, $2, $3); }'`
+                          
+# Update the version numbers
+
+$test sed -i configure.in "/^AM_INIT_AUTOMAKE/s/2\.[0-9.]*/$version/"
+
+$test sed -i fontconfig/fontconfig.h \
+       -e "/^#define FC_MAJOR/s/[0-9]*/$major/" \
+       -e "/^#define FC_MINOR/s/[0-9]*/$minor/" \
+       -e "/^#define FC_REVISION/s/[0-9]*/$revision/"
+
+#
+# Compute pretty form of new version number
+#
+version_note=`echo $version | awk -F. '{ 
+       if ($3 > 90) 
+               printf ("%d.%d.%d (%d.%d RC%d)\n",
+                       $1, $2, $3, $1, $2 + 1, $3 - 90);
+       else if ($3 == 0)
+               printf ("%d.%d\n", $1, $2);
+       else
+               printf ("%d.%d.%d\n", $1, $2, $3); }'`
+               
+#
+# Find previous version in README
+#
+last_note=`grep '^2\.[0-9.]*' README |
+       head -1 |
+       sed 's/ (2\.[0-9]* RC[0-9]*)//'`
+case $last_note in
+2.*.*)
+       last=$last_note
+       ;;
+2.*)
+       last="$last_note.0"
+       ;;
+*)
+       echo 'cannot find previous changelog' 1>&2
+       exit 1
+esac
+
+#
+# Format the current date for the README header
+#
+date=`date '+%Y-%m-%d'`
+
+#
+# Update the readme file
+# 
+if [ $version != $last ]; then
+       #
+       # header
+       #
+       (sed '/^2\.[0-9.]*$/,$d' README | 
+               sed -e "s/Version.*/Version $version_note/" \
+                   -e "s/200.*/$date/" | awk '
+                   /^[ \t]/ {
+                               gsub ("^[ \t]*", "");
+                               gsub ("[ \t]*$", "");
+                               space=(70 - length) / 2;
+                               for (i = 0; i < space; i++)
+                                       printf (" ");
+                               print 
+                               next
+                             } 
+                             { 
+                               print 
+                             }'
+       
+       #
+       # changelog
+       #
+       
+       echo $version_note
+       echo
+       git-log --pretty=short $last.. | git-shortlog | cat
+       
+       #
+       # previous changelogs
+       #
+       
+       sed -n '/^2\.[0-9.]*$/,$p' README) > README.tmp ||
+               (echo "README update failed"; exit 1)
+       
+       $test mv README.tmp README
+fi
+
+$test git-commit -m"Bump version to $version" \
+       configure.in \
+       fontconfig/fontconfig.h \
+       README
+
+# tag the tree
+$test git-tag -u 096c4dd3 -m"Version $version" $version
+
+# Make distributed change log
+
+$test "git-log --stat $last.. > ChangeLog-$version"
+