[scala] 19/24: Added a 'scala' alternative

[Emmanuel Bourg]

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ebourg-guest pushed a commit to branch master
in repository scala.

commit 1744d3f5ab676745e0a9b7de9c1299d7df8db595
Author: Emmanuel Bourg <ebourg at apache.org>
Date:   Fri Jun 19 01:06:10 2015 +0200

    Added a 'scala' alternative
---
 debian/changelog      |  2 ++
 debian/scala.links    | 12 ------------
 debian/scala.postinst | 27 +++++++++++++++++++++++++++
 debian/scala.prerm    |  9 +++++++++
 4 files changed, 38 insertions(+), 12 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 8b59188..e63ee27 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -9,6 +9,8 @@ scala (2.11.6-2) UNRELEASED; urgency=medium
     - Depend on libjline2-java instead of building an embedded copy of jline
     - Require a Java 7+ runtime
     - Refreshed debian/copyright
+  * Added a 'scala' alternative to support the co-installation
+    of multiple versions of Scala
   * Install the files under /usr/share/scala-2.11 and follow the layout
     of the upstream distribution
   * Removed the JRE dependency of scala-library
diff --git a/debian/scala.links b/debian/scala.links
index 06a7f79..d8ac717 100644
--- a/debian/scala.links
+++ b/debian/scala.links
@@ -8,15 +8,3 @@ usr/share/java/scala-compiler.jar                 usr/share/scala-2.11/lib/scala
 usr/share/java/scala-library.jar                  usr/share/scala-2.11/lib/scala-library.jar
 usr/share/java/scala-reflect.jar                  usr/share/scala-2.11/lib/scala-reflect.jar
 usr/share/java/scalap.jar                         usr/share/scala-2.11/lib/scalap.jar
-
-usr/share/scala-2.11/bin/fsc       usr/bin/fsc
-usr/share/scala-2.11/bin/scala     usr/bin/scala
-usr/share/scala-2.11/bin/scalac    usr/bin/scalac
-usr/share/scala-2.11/bin/scaladoc  usr/bin/scaladoc
-usr/share/scala-2.11/bin/scalap    usr/bin/scalap
-
-usr/share/scala-2.11/man/man1/fsc.1.gz       usr/share/man/man1/fsc.1.gz
-usr/share/scala-2.11/man/man1/scala.1.gz     usr/share/man/man1/scala.1.gz
-usr/share/scala-2.11/man/man1/scalac.1.gz    usr/share/man/man1/scalac.1.gz
-usr/share/scala-2.11/man/man1/scaladoc.1.gz  usr/share/man/man1/scaladoc.1.gz
-usr/share/scala-2.11/man/man1/scalap.1.gz    usr/share/man/man1/scalap.1.gz
diff --git a/debian/scala.postinst b/debian/scala.postinst
new file mode 100644
index 0000000..2f8038a
--- /dev/null
+++ b/debian/scala.postinst
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+set -e
+
+priority=2111
+basedir=/usr/share/scala-2.11
+
+case "$1" in
+    configure)
+        update-alternatives \
+            --install /usr/bin/scala    scala    $basedir/bin/scala $priority \
+            --slave   /usr/bin/scalac   scalac   $basedir/bin/scalac \
+            --slave   /usr/bin/scaladoc scaladoc $basedir/bin/scaladoc \
+            --slave   /usr/bin/scalap   scalap   $basedir/bin/scalap \
+            --slave   /usr/bin/fsc      fsc      $basedir/bin/fsc \
+            --slave   /usr/share/man/man1/scala.1.gz    scala.1.gz    $basedir/man/man1/scala.1.gz \
+            --slave   /usr/share/man/man1/scalac.1.gz   scalac.1.gz   $basedir/man/man1/scalac.1.gz \
+            --slave   /usr/share/man/man1/scaladoc.1.gz scaladoc.1.gz $basedir/man/man1/scaladoc.1.gz \
+            --slave   /usr/share/man/man1/scalap.1.gz   scalap.1.gz   $basedir/man/man1/scalap.1.gz \
+            --slave   /usr/share/man/man1/fsc.1.gz      fsc.1.gz      $basedir/man/man1/fsc.1.gz
+        ;;
+
+esac
+
+#DEBHELPER#
+
+exit 0
diff --git a/debian/scala.prerm b/debian/scala.prerm
new file mode 100644
index 0000000..e4fb0aa
--- /dev/null
+++ b/debian/scala.prerm
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then
+    update-alternatives --remove scala /usr/share/scala-2.11/bin/scala
+fi
+
+#DEBHELPER#

-- 
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