Merge branch 'chapter8'

1 files changed, 46 insertions, 0 deletions

diff --git a/chapter8/gcc.sh b/chapter8/gcc.sh
new file mode 100644
index 0000000..7b4df3b
--- /dev/null
+++ b/chapter8/gcc.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+case $(uname -m) in
+  x86_64)
+    sed -e '/m64=/s/lib64/lib/' \
+        -i.orig gcc/config/i386/t-linux64
+  ;;
+esac
+
+mkdir -v build
+cd build || exit 1
+
+../configure --prefix=/usr \
+             LD=ld \
+             --enable-languages=c,c++ \
+             --disable-multilib \
+             --disable-bootstrap \
+             --with-system-zlib
+
+make
+
+make -j1 install
+rm -rf /usr/lib/gcc/"$(gcc -dumpmachine)"/"${VERSION}"/include-fixed/bits/
+
+chown -v -R root:root \
+    /usr/lib/gcc/*linux-gnu/"${VERSION}"/include{,-fixed}
+
+ln -sv ../usr/bin/cpp /lib
+
+ln -sfv ../../libexec/gcc/"$(gcc -dumpmachine)"/"${VERSION}"/liblto_plugin.so \
+        /usr/lib/bfd-plugins/
+
+echo 'int main(){}' > dummy.c
+cc dummy.c -v -Wl,--verbose &> dummy.log
+readelf -l a.out | grep ': /lib'
+
+grep -o '/usr/lib.*/crt[1in].*succeeded' dummy.log
+grep -B4 '^ /usr/include' dummy.log
+grep 'SEARCH.*/usr/lib' dummy.log |sed 's|; |\n|g'
+grep "/lib.*/libc.so.6 " dummy.log
+grep found dummy.log
+
+rm -v dummy.c a.out dummy.log
+
+mkdir -pv /usr/share/gdb/auto-load/usr/lib
+mv -v /usr/lib/*gdb.py /usr/share/gdb/auto-load/usr/lib