From 5ca28ebd7445774963d59b35f83c649e1ff61ca0 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Fri, 11 May 2012 06:49:19 +0200
Subject: add a manually runable library action to help in maintaining the
 symbols files

---
 prepare-release | 29 ++++++++++++++++++++++++++---
 1 file changed, 26 insertions(+), 3 deletions(-)

(limited to 'prepare-release')

diff --git a/prepare-release b/prepare-release
index fd98c489f..821726ae2 100755
--- a/prepare-release
+++ b/prepare-release
@@ -3,6 +3,9 @@
 VERSION=$(dpkg-parsechangelog | sed -n -e '/^Version:/s/^Version: //p')
 DISTRIBUTION=$(dpkg-parsechangelog | sed -n -e '/^Distribution:/s/^Distribution: //p')
 
+LIBAPTPKGVERSION="$(awk -v ORS='.' '/^\#define APT_PKG_M/ {print $3}' apt-pkg/init.h | sed 's/\.$//')"
+LIBAPTINSTVERSION="$(egrep '^MAJOR=' apt-inst/makefile |cut -d '=' -f 2)"
+
 if [ "$1" = 'pre-export' ]; then
 	libraryversioncheck() {
 		LIBRARY="$1"
@@ -17,8 +20,8 @@ if [ "$1" = 'pre-export' ]; then
 		fi
 	}
 
-	libraryversioncheck 'libapt-pkg' "$(awk -v ORS='.' '/^\#define APT_PKG_M/ {print $3}' apt-pkg/init.h | sed 's/\.$//')"
-	libraryversioncheck 'libapt-inst' "$(egrep '^MAJOR=' apt-inst/makefile |cut -d '=' -f 2)"
+	libraryversioncheck 'libapt-pkg' "$LIBAPTPKGVERSION"
+	libraryversioncheck 'libapt-inst' "$LIBAPTINSTVERSION"
 
 
 	if [ "$DISTRIBUTION" = 'sid' ]; then
@@ -43,12 +46,32 @@ elif [ "$1" = 'post-build' ]; then
 	else
 		echo >&2 'REMEMBER: Change to a valid distribution before release'
 	fi
+elif [ "$1" = 'library' ]; then
+	librarysymbols() {
+		echo "Checking $1 in version $2"
+		tmpfile=$(mktemp)
+		dpkg-gensymbols -p${1}${2} -ebuild/bin/${1}.so.${2} -Idebian/${1}${2}.symbols -O/dev/null 2> /dev/null > $tmpfile
+		echo '=== Missing symbols:'
+		grep '^+#MISSING' $tmpfile
+		echo '=== New symbols:'
+		grep '^+ ' $tmpfile | cut -d' ' -f 2 | cut -d'@' -f 1 | c++filt | while read line; do
+			echo " (c++)\"${line}@Base\" $VERSION"
+		done | sort -u
+		rm $tmpfile
+	}
+	librarysymbols 'libapt-pkg' "${LIBAPTPKGVERSION}"
+	echo
+	librarysymbols 'libapt-inst' "${LIBAPTINSTVERSION}"
 else
 	echo >&1 "Usage:\t$0 pre-export
 \t$0 post-build
+\t$0 library
 
 If you use »bzr builddeb« you can leave this script alone as it will
 be run at the right places auto-magically. Otherwise you should use
 »pre-export« to update po and pot files as well as version numbering.
-»post-build« can be used to run some more or less useful checks later on."
+»post-build« can be used to run some more or less useful checks later on.
+
+»library« isn't run automatically but can be useful for maintaining the
+(more or less experimental) symbols files we provide"
 fi
-- 
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