1 files changed, 84 insertions, 0 deletions
diff --git a/pkgs/development/compilers/gcc-3.4/builder.sh b/pkgs/development/compilers/gcc-3.4/builder.sh
new file mode 100644
index 0000000000000..d7fb9ca875809
--- /dev/null
+++ b/pkgs/development/compilers/gcc-3.4/builder.sh
@@ -0,0 +1,84 @@
+. $stdenv/setup
+
+
+FIXINC_DUMMY=$NIX_BUILD_TOP/dummy
+mkdir $FIXINC_DUMMY
+
+
+preConfigure() {
+    
+    # Determine the frontends to build.
+    langs="c"
+    if test -n "$langCC"; then
+        langs="$langs,c++"
+    fi
+    if test -n "$langF77"; then
+        langs="$langs,f77"
+    fi
+
+    # Perform the build in a different directory.
+    mkdir ../build
+    cd ../build
+
+    configureScript=../$sourceRoot/configure
+    configureFlags="--enable-languages=$langs"
+}
+
+preConfigure=preConfigure
+
+
+postConfigure() {
+    if test "$noSysDirs" = "1"; then
+        # Patch some of the makefiles to force linking against our own
+        # glibc.
+        if test -e $NIX_GCC/nix-support/orig-glibc; then
+            glibc=$(cat $NIX_GCC/nix-support/orig-glibc)
+            # Ugh.  Copied from gcc-wrapper/builder.sh.  We can't just
+            # source in $NIX_GCC/nix-support/add-flags, since that
+            # would cause *this* GCC to be linked against the
+            # *previous* GCC.  Need some more modularity there.
+            extraFlags="-Wl,-s -B$glibc/lib -isystem $glibc/include \
+                -L$glibc/lib -Wl,-dynamic-linker -Wl,$glibc/lib/ld-linux.so.2"
+
+            # Oh, what a hack.  I should be shot for this.
+            # In stage 1, we should link against the previous GCC, but
+            # not afterwards.  Otherwise we retain a dependency.
+            # However, ld-wrapper, which adds the linker flags for the
+            # previous GCC, is also used in stage 2/3.  We can prevent
+            # it from adding them by NIX_GLIBC_FLAGS_SET, but then
+            # gcc-wrapper will also not add them, thereby causing
+            # stage 1 to fail.  So we use a trick to only set the
+            # flags in gcc-wrapper.
+            hook=$(pwd)/ld-wrapper-hook
+            echo "NIX_GLIBC_FLAGS_SET=1" > $hook
+            export NIX_LD_WRAPPER_START_HOOK=$hook
+        fi
+
+#        mf=Makefile
+#        sed \
+#            -e "s^FLAGS_FOR_TARGET =\(.*\)^FLAGS_FOR_TARGET = \1 $extraFlags^" \
+#            < $mf > $mf.tmp
+#        mv $mf.tmp $mf
+
+#        mf=gcc/Makefile
+#        sed \
+#            -e "s^X_CFLAGS =\(.*\)^X_CFLAGS = \1 $extraFlags^" \
+#            < $mf > $mf.tmp
+#        mv $mf.tmp $mf
+
+        # Patch gcc/Makefile to prevent fixinc.sh from "fixing" system
+        # header files from /usr/include.
+#        mf=gcc/Makefile
+#        sed \
+#            -e "s^NATIVE_SYSTEM_HEADER_DIR =\(.*\)^NATIVE_SYSTEM_HEADER_DIR = $FIXINC_DUMMY^" \
+#            < $mf > $mf.tmp
+#        mv $mf.tmp $mf
+    fi
+}
+
+postConfigure=postConfigure
+
+
+makeFlags="bootstrap"
+
+genericBuild