[beast: 20/41] MISC: make-deb.sh: package usr/bin and usr/share symlinks

[Tim Janik <timj src gnome org>]

commit 7b4237e05bf2906bf4397e9a3491fd2755316b3e
Author: Tim Janik <timj gnu org>
Date:   Wed Jun 14 02:31:05 2017 +0200

    MISC: make-deb.sh: package usr/bin and usr/share symlinks
    
    Signed-off-by: Tim Janik <timj gnu org>

 misc/make-deb.sh |   30 +++++++++++++++++++++++++++---
 1 files changed, 27 insertions(+), 3 deletions(-)
---
diff --git a/misc/make-deb.sh b/misc/make-deb.sh
index 4cc8298..3e2d909 100755
--- a/misc/make-deb.sh
+++ b/misc/make-deb.sh
@@ -43,6 +43,7 @@ test -e ./acbeast.m4 || die "failed to detect ./acbeast.m4"
 # TODO: add /usr/share/applications/beast.desktop /usr/share/mime/packages/beast.xml
 # TODO: add /usr/share/icons/hicolor/48x48/apps/beast.png ./usr/share/icons/hicolor/scalable/apps/beast.svg
 # TODO: add /usr/share/icons/hicolor/scalable/mimetypes/application-bse.svg
+# TODO: add doc/ files
 
 # build in ./tmpdeb/
 PREFIX=/opt
@@ -159,8 +160,10 @@ gzip --best $DEBCHANGELOG
 # copyright
 cp debian/copyright $DEBDOCDIR
 
-# DEBIAN/postinst
-cat <<-\__EOF |
+# write out header and shell functions used by postinst or postrm
+write_pkgscript_header()
+{
+  cat <<-\__EOF
        #!/bin/bash
        set -e
        set_perms() {
@@ -171,6 +174,16 @@ cat <<-\__EOF |
            chmod "$MODE" "$FILE"
          fi
        }
+       update_usr_share() {
+         [ ! -x /usr/bin/update-desktop-database ] || update-desktop-database -q /usr/share/applications
+         [ ! -x /usr/bin/update-mime-database ] || update-mime-database /usr/share/mime
+       }
+__EOF
+}
+
+# DEBIAN/postinst
+write_pkgscript_header >$DEBIAN/postinst
+cat <<-\__EOF |
        # https://www.debian.org/doc/debian-policy/ch-maintainerscripts.html#s-mscriptsinstact
        case "$1" in
          configure)
@@ -178,6 +191,7 @@ cat <<-\__EOF |
            set_perms root root 4755 @BEASTEXE@ # wrapper which does renice -20
            # https://www.debian.org/doc/debian-policy/ch-sharedlibs.html#s-ldconfig
            ldconfig
+           update_usr_share
            ;;
          abort-upgrade|abort-remove|abort-deconfigure)
            ;;
@@ -188,9 +202,19 @@ cat <<-\__EOF |
        esac
        exit 0
 __EOF
-sed "s|@BEASTEXE@|$BEASTEXE|g" > $DEBIAN/postinst
+  sed "s|@BEASTEXE@|$BEASTEXE|g" >> $DEBIAN/postinst
 chmod +x $DEBIAN/postinst
 
+# DEBIAN/postrm
+write_pkgscript_header >$DEBIAN/postrm
+cat <<-\__EOF |
+       ldconfig
+       update_usr_share
+       exit 0
+__EOF
+  cat >>$DEBIAN/postrm
+chmod +x $DEBIAN/postrm
+
 # https://wiki.debian.org/ReleaseGoals/LAFileRemoval
 find $DEBIAN/../ -name '*.la' -delete