From 27d665d845871c90ff36fde6bd2806efaf7f96ab Mon Sep 17 00:00:00 2001
From: Sam Bingner <sam@bingner.com>
Date: Tue, 5 Mar 2019 10:47:43 -1000
Subject: Add symlinks for llvm utilities

---
 data/llvm-clang/_metadata/depends  |  1 +
 data/llvm-clang/_metadata/postinst | 22 ++++++++++++++++++++++
 data/llvm-clang/_metadata/prerm    | 20 ++++++++++++++++++++
 3 files changed, 43 insertions(+)
 create mode 100644 data/llvm-clang/_metadata/depends
 create mode 100755 data/llvm-clang/_metadata/postinst
 create mode 100755 data/llvm-clang/_metadata/prerm

diff --git a/data/llvm-clang/_metadata/depends b/data/llvm-clang/_metadata/depends
new file mode 100644
index 000000000..10ba93442
--- /dev/null
+++ b/data/llvm-clang/_metadata/depends
@@ -0,0 +1 @@
+dpkg (>= 1.18.25-9)
diff --git a/data/llvm-clang/_metadata/postinst b/data/llvm-clang/_metadata/postinst
new file mode 100755
index 000000000..bebc210cd
--- /dev/null
+++ b/data/llvm-clang/_metadata/postinst
@@ -0,0 +1,22 @@
+#!/bin/bash
+LLVMPROGS="ar as bcanalyzer cxxdump cxxfilt diff dlltool dsymutil dwarfdump nm objdump pdbutil profdata ranlib readelf readobj size split strings"
+
+case "$1" in
+    configure)
+	for prog in ${LLVMPROGS}; do
+	    update-alternatives --quiet --install /usr/bin/${prog} ${prog} /usr/bin/llvm-${prog} 50
+	done
+	update-alternatives --quiet --install /usr/bin/gcc gcc /usr/bin/clang 50
+	update-alternatives --quiet --install /usr/bin/cpp cpp /usr/bin/clang-cpp 50
+	update-alternatives --quiet --install /usr/bin/g++ g++ /usr/bin/clang++ 50
+    ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+
+    ;;
+
+    *)
+        echo "postinst called with unknown argument \`$1'" >&2
+        exit 0
+    ;;
+esac
diff --git a/data/llvm-clang/_metadata/prerm b/data/llvm-clang/_metadata/prerm
new file mode 100755
index 000000000..119c2de8f
--- /dev/null
+++ b/data/llvm-clang/_metadata/prerm
@@ -0,0 +1,20 @@
+#!/bin/bash
+LLVMPROGS="ar as bcanalyzer cxxdump cxxfilt diff dlltool dsymutil dwarfdump nm objdump pdbutil profdata ranlib readelf readobj size split strings"
+case "$1" in
+    remove|deconfigure)
+        for prog in ${LLVMPROGS}; do
+            update-alternatives --quiet --remove ${prog} /usr/bin/llvm-${prog}
+        done
+        update-alternatives --quiet --remove gcc /usr/bin/clang
+        update-alternatives --quiet --remove cpp /usr/bin/clang-cpp
+        update-alternatives --quiet --remove g++ /usr/bin/clang++
+        ;;
+    upgrade)
+        ;;
+    failed-upgrade)
+        ;;
+    *)
+        echo "prerm called with unknown argument \`$1'" >&2
+        exit 0
+        ;;
+esac
-- 
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