From 8c43cdb4361f59d9c76e1c94f7686f62aff4971e Mon Sep 17 00:00:00 2001
From: "Yann E. MORIN\"" <yann.morin.1998@free.fr>
Date: Wed, 22 Aug 2012 12:26:10 -0700
Subject: cc/gcc: Add the ability to build gcc from svn

I took some of the svn functionality from eglibc.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
[yann.morin.1998@free.fr: fix the conditional test in build script]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
---
 scripts/build/cc/gcc.sh | 65 ++++++++++++++++++++++++++++++++-----------------
 1 file changed, 42 insertions(+), 23 deletions(-)

(limited to 'scripts/build/cc/gcc.sh')

diff --git a/scripts/build/cc/gcc.sh b/scripts/build/cc/gcc.sh
index 7b4101c1..56f4c9fd 100644
--- a/scripts/build/cc/gcc.sh
+++ b/scripts/build/cc/gcc.sh
@@ -4,30 +4,49 @@
 
 # Download gcc
 do_cc_get() {
-    local linaro_version
-    local linaro_series
-    local linaro_base_url="http://launchpad.net/gcc-linaro"
-
-
-    # Account for the Linaro versioning
-    linaro_version="$( echo "${CT_CC_VERSION}"      \
-                       |sed -r -e 's/^linaro-//;'   \
-                     )"
-    linaro_series="$( echo "${linaro_version}"      \
-                      |sed -r -e 's/-.*//;'         \
-                    )"
-
-    # Ah! gcc folks are kind of 'different': they store the tarballs in
-    # subdirectories of the same name!
-    # Arrgghh! Some of those versions does not follow this convention:
-    # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
-    # subdirectory!
-    CT_GetFile "gcc-${CT_CC_VERSION}"                                                       \
-               {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}}         \
-               ftp://ftp.irisa.fr/pub/mirrors/gcc.gnu.org/gcc/releases/gcc-${CT_CC_VERSION} \
-               ftp://ftp.uvsq.fr/pub/gcc/snapshots/${CT_CC_VERSION}                         \
-               "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
+    if [ -n "${CT_CC_V_SVN}" ]; then
+        # Get gcc from SVN!
+        local svn_base
 
+        if [ "${CT_GCC_HTTP}" = "y" ]; then
+            svn_base="http://gcc.gnu.org/svn/gcc"
+        else
+            svn_base="svn://gcc.gnu.org/svn/gcc"
+        fi
+ 
+        svn_base+="/${CT_GCC_BRANCH:-trunk}"
+
+        CT_CC_VERSION="${CT_GCC_BRANCH//\//_}"
+
+        CT_GetSVN "gcc-${CT_CC_VERSION}" \
+            "${svn_base}/" \
+            "${CT_GCC_REVISION:-HEAD}"
+    else
+        local linaro_version
+        local linaro_series
+        local linaro_base_url="http://launchpad.net/gcc-linaro"
+
+
+        # Account for the Linaro versioning
+        linaro_version="$( echo "${CT_CC_VERSION}"      \
+                           |sed -r -e 's/^linaro-//;'   \
+                         )"
+        linaro_series="$( echo "${linaro_version}"      \
+                          |sed -r -e 's/-.*//;'         \
+                        )"
+
+        # Ah! gcc folks are kind of 'different': they store the tarballs in
+        # subdirectories of the same name!
+        # Arrgghh! Some of those versions does not follow this convention:
+        # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
+        # subdirectory!
+        CT_GetFile "gcc-${CT_CC_VERSION}"                                                       \
+                   {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}}         \
+                   ftp://ftp.irisa.fr/pub/mirrors/gcc.gnu.org/gcc/releases/gcc-${CT_CC_VERSION} \
+                   ftp://ftp.uvsq.fr/pub/gcc/snapshots/${CT_CC_VERSION}                         \
+                   "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
+
+    fi # -n ${CT_CC_V_SVN}
     # Starting with GCC 4.3, ecj is used for Java, and will only be
     # built if the configure script finds ecj.jar at the top of the
     # GCC source tree, which will not be there unless we get it and
-- 
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