From 4f9e82da2a7d30f7e9e39238a3a2f0bd021a7be4 Mon Sep 17 00:00:00 2001
From: Ludovic Desroches <ludovic.desroches@atmel.com>
Date: Wed, 14 Mar 2012 16:33:56 +0100
Subject: [PATCH] apply-patches.sh: change archive management

The way archives were managed was incorrect because the uncompressed archives
were sent directly to the patch command. It means that alphabetical patch
order was not respected.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Tested-by: Ludovic Desroches <ludovic.desroches@atmel.com>
with an armadeus_apf9328_defconfig build
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
---
 support/scripts/apply-patches.sh | 48 +++++++++++++++++++++-----------
 1 file changed, 32 insertions(+), 16 deletions(-)

diff --git a/support/scripts/apply-patches.sh b/support/scripts/apply-patches.sh
index 3d655f144a..1f632aa88b 100755
--- a/support/scripts/apply-patches.sh
+++ b/support/scripts/apply-patches.sh
@@ -26,12 +26,10 @@ fi
 find ${builddir}/ '(' -name '*.rej' -o -name '.*.rej' ')' -print0 | \
     xargs -0 -r rm -f
 
-for i in `cd ${patchdir}; ls -d ${patchpattern} 2> /dev/null` ; do 
-    apply="patch -g0 -p1 -E -d"
-    uncomp_parm=""
-    if [ -d "${patchdir}/$i" ] ; then
-	echo "${patchdir}/$i skipped"
-    else case "$i" in
+function apply_patch {
+    path=$1
+    patch=$2
+    case "$patch" in
 	*.gz)
 	type="gzip"; uncomp="gunzip -dc"; ;; 
 	*.bz)
@@ -42,22 +40,40 @@ for i in `cd ${patchdir}; ls -d ${patchpattern} 2> /dev/null` ; do
 	type="zip"; uncomp="unzip -d"; ;; 
 	*.Z)
 	type="compress"; uncomp="uncompress -c"; ;; 
-	*.tgz)
-	type="tar gzip"; uncomp="gunzip -dc"; apply="tar xvf - -C"; ;; 
-	*.tar)
-	type="tar"; uncomp="cat"; apply="tar xvf - -C"; ;; 
 	*)
 	type="plaintext"; uncomp="cat"; ;; 
-    esac fi
+    esac
     echo ""
-    echo "Applying ${i} using ${type}: " 
-	echo ${i} >> ${builddir}/.applied_patches_list
-    ${uncomp} "${patchdir}/${i}" ${uncomp_parm} | ${apply} "${builddir}"
+    echo "Applying $patch using ${type}: "
+	echo $patch >> ${builddir}/.applied_patches_list
+    ${uncomp} "${path}/$patch" | patch -g0 -p1 -E -d "${builddir}"
     if [ $? != 0 ] ; then
-        echo "Patch failed!  Please fix $i!"
+        echo "Patch failed!  Please fix ${patch}!"
 	exit 1
     fi
-done
+}
+
+function scan_patchdir {
+    path=$1
+    shift 1
+    patches=${@-*}
+
+    for i in `cd $path; ls -d $patches 2> /dev/null` ; do
+        if [ -d "${path}/$i" ] ; then
+            echo "${path}/$i skipped"
+        elif echo "$i" | grep -q -E "\.tar(\..*)?$|\.tbz2?$|\.tgz$" ; then
+            unpackedarchivedir="$builddir/.patches-$(basename $i)-unpacked"
+            rm -rf "$unpackedarchivedir" 2> /dev/null
+            mkdir "$unpackedarchivedir"
+            tar -C "$unpackedarchivedir" --strip-components=1 -xaf "${path}/$i"
+            scan_patchdir "$unpackedarchivedir"
+        else
+            apply_patch "$path" "$i" || exit 1
+        fi
+    done
+}
+
+scan_patchdir $patchdir $patchpattern
 
 # Check for rejects...
 if [ "`find $builddir/ '(' -name '*.rej' -o -name '.*.rej' ')' -print`" ] ; then
-- 
2.30.2