From 61d11f34886e1102631681a462aae4e77e56dc28 Mon Sep 17 00:00:00 2001
From: Ben Longbons <b.r.longbons@gmail.com>
Date: Thu, 18 Sep 2014 20:25:47 -0700
Subject: Update for cross-compilation

---
 tools/nightly | 113 ++++++++++++++++++++++++++++++++++++++++++++++------------
 1 file changed, 91 insertions(+), 22 deletions(-)

(limited to 'tools/nightly')

diff --git a/tools/nightly b/tools/nightly
index e20cdd5..c5b96ac 100755
--- a/tools/nightly
+++ b/tools/nightly
@@ -1,60 +1,129 @@
 #!/bin/bash -e
+#
+# The buildbot script is only intended to run on Debian amd64
+#
 
 WWW=${HOME}/www/
 
-ALL_CONFIGS=(
-    config64
-    config32
+# the cross-toolchain repo doesn't have gcc-defaults, so we have
+# to specify the suffix.
+CROSS_VERSION_SUFFIX=-4.9
+BUILD=x86_64-linux-gnu
+
+ALL_HOSTS=(
+    x86_64-linux-gnu
+    i586-linux-gnu
+# x32 requires a recent kernel with appropriate flags.
+# On Debian, boot with 'syscall.x32=y' on the kernel command line
+# (see GRUB_CMDLINE_LINUX in /etc/default/grub)
+    #x86_64-linux-gnux32
+# Cross arches can be built by enabling multiarch, then installing from the
+# toolchain repo at http://toolchains.secretsauce.net/
+# Executables can be run via qemu-user, but tests that require gdb fail
+# (NYI: implement configure with GDB=/bin/true)
+# Bug 762073 notes impossible coinstallation of mips, mipsel, and powerpc.
+# dpkg-divert can only fix *one* of them.
+    #aarch64-linux-gnu
+    #arm-linux-gnueabi
+    #arm-linux-gnueabihf
+    #mips-linux-gnu
+    #mipsel-linux-gnu
+    #powerpc-linux-gnu
 )
-# need a special kernel for configx32
 
+config---help() {
+    set +x
+    echo 'Usage: tools/nightly <list of arches>'
+    echo 'Arches are:'
+    echo x86_64-linux-gnu
+    echo i586-linux-gnu
+    echo x86_64-linux-gnux32
+    echo aarch64-linux-gnu
+    echo arm-linux-gnueabi
+    echo arm-linux-gnueabihf
+    echo mips-linux-gnu
+    echo mipsel-linux-gnu
+    echo powerpc-linux-gnu
+    exit
+}
+
+common-config() {
+    # HOST is set by the calling function
+    CXX=$HOST-g++$CROSS_VERSION_SUFFIX
+    EXTRA_LIBS=(
+        /lib/$HOST/libc.so.6
+        /lib/$HOST/libm.so.6
+        /lib/$HOST/libgcc_s.so.1
+        /usr/lib/$HOST/libstdc++.so.6
+    )
+    GDB=/bin/true
+}
 
-config32() {
+
+config-x86_64-linux-gnu () {
+    CROSS_VERSION_SUFFIX='' common-config
+    GDB=gdb
+}
+
+config-i586-linux-gnu () {
     # No one knows what number this is supposed to be:
     # - the lib directory is called i386-linux-gnu
     # - the 32-bit files are called i486-linux-gnu
     # - the cross-32 configury says i586
-    HOST=i586-linux-gnu
-    CXX='g++ -m32'
+    CXX=$BUILD-'g++ -m32'
     EXTRA_LIBS=(
         /lib32/libc.so.6
         /lib32/libm.so.6
         /usr/lib32/libgcc_s.so.1
         /usr/lib32/libstdc++.so.6
     )
+    GDB=gdb
 }
 
-configx32() {
-    HOST=x86_64-linux-gnux32
-    CXX='g++ -mx32'
+config-x86_64-linux-gnux32 () {
+    CXX=$BUILD-'g++ -mx32'
     EXTRA_LIBS=(
         /libx32/libc.so.6
         /libx32/libm.so.6
         /usr/libx32/libgcc_s.so.1
         /usr/libx32/libstdc++.so.6
     )
+    GDB=gdb
 }
 
-config64() {
-    HOST=x86_64-linux-gnu
-    CXX='g++ -m64'
-    EXTRA_LIBS=(
-        /lib/x86_64-linux-gnu/libc.so.6
-        /lib/x86_64-linux-gnu/libm.so.6
-        /lib/x86_64-linux-gnu/libgcc_s.so.1
-        /usr/lib/x86_64-linux-gnu/libstdc++.so.6
-    )
+config-aarch64-linux-gnu () {
+    common-config
+}
+
+config-arm-linux-gnueabi () {
+    common-config
+}
+
+config-arm-linux-gnueabihf () {
+    common-config
+}
+
+config-mips-linux-gnu () {
+    common-config
+}
+
+config-mipsel-linux-gnu () {
+    common-config
+}
+
+config-powerpc-linux-gnu () {
+    common-config
 }
 
 first=true
 
 set -x
-for config in ${ALL_CONFIGS[@]}
+for HOST in ${@:-${ALL_HOSTS[@]}}
 do
-    $config
+    config-$HOST
     mkdir -p build-$HOST
     cd build-$HOST
-    ../configure --host=$HOST CXX="$CXX -Wno-deprecated-declarations" --prefix=/. --enable-rpath=relative
+    ../configure --build=$BUILD --host=$HOST CXX="$CXX -Wno-deprecated-declarations -DQUIET" --prefix=/. --enable-rpath=relative GDB=$GDB
     rm -rf bin lib
     make -j3 all
     make -j3 test
-- 
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