From decf35633cbc818892873603b56239a46c8d8fe5 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sun, 22 Apr 2012 17:47:22 -0400
Subject: Look up GNU architecture and set toolchain vars.

---
(limited to 'src')

diff --git a/src/opkbuild.sh b/src/opkbuild.sh
index efec272..4915787 100644
--- a/src/opkbuild.sh
+++ b/src/opkbuild.sh
@@ -185,6 +185,35 @@ ${OH_HOST_ARCH_DIST}
 EOF
 export OH_HOST_ARCH_CPU OH_HOST_ARCH_KERNEL OH_HOST_ARCH_LIBS
 
+# Look up GNU architecture name and set toolchain environment variables.
+if [ ! -f "@@DATADIR@@/opkhelper/archtab" ]; then
+	printf 'opkbuild: Error: architecture table not found.\n' >&2
+	exit 1
+fi
+export OH_HOST_ARCH_GNU="$(sed -n \
+	"s/^${OH_HOST_ARCH_DIST}[ \\t][ \\t]*\\(.*\\)$/\\1/p" \
+	"@@DATADIR@@/opkhelper/archtab")"
+if [ -z "${OH_HOST_ARCH_GNU}" ]; then
+	printf 'opkbuild: Error: "%s" not found in architecture table.\n' \
+		"${OH_HOST_ARCH_DIST}" >&2
+	exit 1
+fi
+# NB: This is written for GNU Binutils and GCC and won't work for, e.g., LLVM.
+export AR="${OH_HOST_ARCH_GNU}-ar"
+export AS="${OH_HOST_ARCH_GNU}-as"
+export CC="${OH_HOST_ARCH_GNU}-gcc"
+export CPP="${OH_HOST_ARCH_GNU}-cpp"
+export CXX="${OH_HOST_ARCH_GNU}-g++"
+export LD="${OH_HOST_ARCH_GNU}-ld"
+export NM="${OH_HOST_ARCH_GNU}-nm"
+export OBJCOPY="${OH_HOST_ARCH_GNU}-objcopy"
+export OBJDUMP="${OH_HOST_ARCH_GNU}-objdump"
+export RANLIB="${OH_HOST_ARCH_GNU}-ranlib"
+export READELF="${OH_HOST_ARCH_GNU}-readelf"
+export SIZE="${OH_HOST_ARCH_GNU}-size"
+export STRINGS="${OH_HOST_ARCH_GNU}-strings"
+export STRIP="${OH_HOST_ARCH_GNU}-strip"
+
 # Set build flags.
 if [ -f "@@DATADIR@@/opkhelper/buildflags/${OH_HOST_ARCH_CPU}" ]; then
 	. @@DATADIR@@/opkhelper/buildflags/${OH_HOST_ARCH_CPU}
--
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