From bcce8f4499ad3d08b261ee70b3730b359cda2ae9 Mon Sep 17 00:00:00 2001
From: Giacomo Tesio <giacomo@tesio.it>
Date: Sat, 26 Nov 2016 16:23:29 +0100
Subject: [PATCH] coverity: add coverity-scan.sh; cross/init.sh generate
 dynamically linked gcc/binutils

Coverity use an LD_PRELOAD library to intercept syscalls, so it cannot work with
a statically linked cross-compiler
---
 coverity-scan.sh | 36 ++++++++++++++++++++++++++++++++++++
 cross/init.sh    |  4 ++--
 2 files changed, 38 insertions(+), 2 deletions(-)
 create mode 100644 coverity-scan.sh

diff --git a/coverity-scan.sh b/coverity-scan.sh
new file mode 100644
index 0000000..a6fd99f
--- /dev/null
+++ b/coverity-scan.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+set -e
+
+cd `dirname $0`
+cd ..
+export JEHANNE=`pwd`
+export PATH="$JEHANNE/hacking/bin:$PATH"
+export PATH="$JEHANNE/hacking/cross/toolchain/bin:$PATH"
+export ARCH=amd64
+git clean -xdf arch/ sys/ qa/ usr/
+if [ ! -f "$JEHANNE/hacking/bin/ufs" ]; then
+	echo "Cannot find build tools in $JEHANNE/hacking/bin"
+	$JEHANNE/hacking/buildtools.sh
+fi
+if [ ! -f "$JEHANNE/hacking/cross/toolchain/bin/x86_64-jehanne-gcc" ]; then
+	echo "Cannot find cross-compiling toolchain in $JEHANNE/hacking/bin"
+	if [ -f "$JEHANNE/tmp/toolchain/bin/x86_64-jehanne-gcc" ]; then
+		echo "Found cross-compiling toolchain in $JEHANNE/tmp/toolchain/"
+		mv $JEHANNE/tmp/toolchain/ $JEHANNE/hacking/cross/toolchain
+	else
+		echo "Creating cross-compiling toolchain..."
+		(cd $JEHANNE/hacking/cross/; ./init.sh)
+	fi
+fi
+
+export TOOLPREFIX=x86_64-jehanne-
+export CC=gcc
+
+echo
+
+build all
+
+if [ "$TRAVIS_BUILD_DIR" != "" ]; then
+	echo "Move cross-compiling toolchain to $JEHANNE/tmp/toolchain for Travis caches"
+	mv $JEHANNE/hacking/cross/toolchain $JEHANNE/tmp/toolchain/
+fi
diff --git a/cross/init.sh b/cross/init.sh
index c38002d..4d9c5eb 100755
--- a/cross/init.sh
+++ b/cross/init.sh
@@ -149,7 +149,7 @@ if [ ! -f toolchain/bin/x86_64-jehanne-ar ]; then
 	(grep 'eelf_x86_64_jehanne.c \\' src/binutils/ld/Makefile.am || sed -i 's/.*ALL_64_EMULATION_SOURCES = \\.*/&\n\teelf_x86_64_jehanne.c \\/' src/binutils/ld/Makefile.am) &&
 	cd src/binutils/ld && automake && cd ../ &&
 	cd $BINUTILS_BUILD_DIR &&
-	$CROSS_DIR/src/binutils/configure --disable-shared --enable-static --prefix=$JEHANNE/hacking/cross/toolchain --with-sysroot=$JEHANNE --target=x86_64-jehanne --enable-interwork --enable-multilib --disable-nls --disable-werror &&
+	$CROSS_DIR/src/binutils/configure --prefix=$JEHANNE/hacking/cross/toolchain --with-sysroot=$JEHANNE --target=x86_64-jehanne --enable-interwork --enable-multilib --disable-nls --disable-werror &&
 	cp $CROSS_DIR/patch/MakeNothing.in $CROSS_DIR/src/binutils/bfd/doc/Makefile &&
 	cp $CROSS_DIR/patch/MakeNothing.in $CROSS_DIR/src/binutils/bfd/po/Makefile &&
 	cp $CROSS_DIR/patch/MakeNothing.in $CROSS_DIR/src/binutils/gas/doc/Makefile &&
@@ -182,7 +182,7 @@ fi
 	) &&
 	dynpatch 'gcc/fixincludes/mkfixinc.sh' 'i\?86-\*-cygwin\*' &&
 	cd $GCC_BUILD_DIR &&
-	$CROSS_DIR/src/gcc/configure --disable-shared --enable-static --target=x86_64-jehanne --prefix=$JEHANNE/hacking/cross/toolchain --with-sysroot=$JEHANNE --enable-languages=c,c++ &&
+	$CROSS_DIR/src/gcc/configure --target=x86_64-jehanne --prefix=$JEHANNE/hacking/cross/toolchain --with-sysroot=$JEHANNE --enable-languages=c,c++ &&
 	make MAKEINFO=true MAKEINFOHTML=true TEXI2DVI=true TEXI2PDF=true DVIPS=true all-gcc all-target-libgcc && 
 	make MAKEINFO=true MAKEINFOHTML=true TEXI2DVI=true TEXI2PDF=true DVIPS=true install-gcc install-target-libgcc
 #	 &&