add support for patch to arch32 build

- add package_patch_arch32() function
- enables patching for export and checkout commands

1 files changed, 34 insertions, 6 deletions

diff --git a/package.inc.sh b/package.inc.sh
index da6a253..1f9f824 100644
--- a/package.inc.sh
+++ b/package.inc.sh
@@ -33,6 +33,12 @@ package_init() {
 
   remote_is_tracking "${!2}" "$pkgname" ||
       remote_update_refs "${!2}" "packages/$pkgname"
+
+  #fetch arch32/master
+  #test if master exists, if not, then fetch(very slow first time)
+  if ! (( OPT_UPSTREAM )); then
+    git show-ref -q packages32/master || quiet_git fetch packages32 master
+  fi
 }
 
 package_find_remote() {
@@ -121,6 +127,26 @@ package_list_files() {
       awk -v "prefix=$subtree/" 'sub(prefix, "")'
 }
 
+package_patch_arch32() {
+  local arch repo subtree
+  read -r repo arch < <(package_get_repos_with_arch "$pkgname" "$remote" \
+    | awk '!/testing/ && (/x86_64/ || /any/) {print $1" "$2; exit}')
+  subtree=${1:-repos/${repo}-${arch}}
+  # borrowed from archlinux32/builder/lib/common-functions' mangle_pkgbuild()
+  sed -i '
+    /^arch=[^#]*any/!{
+      /^arch=(/s/(/(i486 i686 pentium3 /
+    }
+  ' "$pkgname/${subtree}/PKGBUILD"
+  for line in $(git ls-tree -r --name-only remotes/packages32/master ${repo}/${pkgname}); do
+    if [[ "${line##*/}" = "PKGBUILD" ]]; then
+      git show remotes/packages32/master:${line} >> ${pkgname}/${subtree}/PKGBUILD
+    else
+      git show remotes/packages32/master:${line} > ${pkgname}/${subtree}/${line##*/}
+    fi
+  done
+}
+
 package_export() {
   local remote repo arch path subtree=trunk
   pkgname=$1
@@ -153,12 +179,10 @@ package_export() {
   log_info 'exporting %s:%s' "$pkgname" "$subtree"
   git archive --format=tar "remotes/$remote/packages/$pkgname" "$subtree/" |
       tar --transform "s,^$subtree,$pkgname," -xf - "$subtree/"
-  # borrowed from archlinux32/builder/lib/common-functions' mangle_pkgbuild()
-  sed -i '
-    /^arch=[^#]*any/!{
-      /^arch=(/s/(/(i486 i686 pentium3 /
-    }
-  ' "$pkgname/PKGBUILD"
+
+  if ! (( OPT_UPSTREAM )); then
+    package_patch_arch32 .
+  fi
 }
 
 package_checkout() {
@@ -176,6 +200,10 @@ package_checkout() {
     --branch "$remote/packages/$pkgname" \
     --config "pull.rebase=true" \
     "$ASPROOT" "$pkgname" || return
+
+  if ! (( OPT_UPSTREAM )); then
+    package_patch_arch32
+  fi
 }
 
 package_get_repos_with_arch() {