From 6b8740dd6dbcf35a8903fb5ac3361a5a6405c5a5 Mon Sep 17 00:00:00 2001
From: David Holsgrove <david.holsgrove@xilinx.com>
Date: Thu, 11 Oct 2012 14:39:41 +1000
Subject: cc/gcc: Add CUSTOM version and CUSTOM_LOCATION config options and
 GetCustom

CUSTOM_LOCATION config options only presented in menuconfig if component
CUSTOM version selected.

Signed-off-by: "David Holsgrove" <david.holsgrove@xilinx.com>
[yann.morin.1998@free.fr: don't patch custom directory location]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <f2272ac0f37cedd0bb91.1349931194@localhost.localdomain>
PatchWork-Id: 190787

diff --git a/config/cc/gcc.in b/config/cc/gcc.in
index 8875ba2..15b2d46 100644
--- a/config/cc/gcc.in
+++ b/config/cc/gcc.in
@@ -239,6 +239,12 @@ config CC_V_3_4_6
     prompt "3.4.6 (OBSOLETE)"
     depends on OBSOLETE
 
+config CC_CUSTOM
+    bool
+    prompt "Custom gcc"
+    depends on EXPERIMENTAL
+    select CC_GCC_latest
+
 endchoice
 
 if CC_V_SVN
@@ -297,6 +303,18 @@ config GCC_CHECKOUT
 
 endif
 
+if CC_CUSTOM
+
+config CC_CUSTOM_LOCATION
+    string
+    prompt "Full path to custom gcc source"
+    default ""
+    help
+      Enter the path to the directory (or tarball) of your source for gcc,
+      or leave blank to use default CT_CUSTOM_LOCATION_ROOT_DIR/gcc
+
+endif #CC_CUSTOM
+
 config CC_GCC_4_2
     bool
     select CC_GCC_4_2_or_later
@@ -484,6 +502,7 @@ config CC_VERSION
     default "4.1.2" if CC_V_4_1_2
     default "4.0.4" if CC_V_4_0_4
     default "3.4.6" if CC_V_3_4_6
+    default "custom" if CC_CUSTOM
 
 config CC_LANG_JAVA_USE_ECJ
     bool
diff --git a/scripts/build/cc/gcc.sh b/scripts/build/cc/gcc.sh
index dce77e9..70f38a6 100644
--- a/scripts/build/cc/gcc.sh
+++ b/scripts/build/cc/gcc.sh
@@ -4,7 +4,9 @@
 
 # Download gcc
 do_cc_get() {
-    if [ -n "${CT_CC_V_SVN}" ]; then
+    if [ "${CT_CC_CUSTOM}" = "y" ]; then
+        CT_GetCustom "gcc" "${CT_CC_VERSION}" "${CT_CC_CUSTOM_LOCATION}"
+    elif [ -n "${CT_CC_V_SVN}" ]; then
         # Get gcc from SVN!
         local svn_base
 
@@ -59,6 +61,12 @@ do_cc_get() {
 
 # Extract gcc
 do_cc_extract() {
+    # If using custom directory location, nothing to do
+    if [ "${CT_CC_CUSTOM}" = "y"                    \
+         -a -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}" ]; then
+        return 0
+    fi
+
     CT_Extract "gcc-${CT_CC_VERSION}"
     CT_Patch "gcc" "${CT_CC_VERSION}"
 
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