From d7ee16cb2872812cf61ad51469c748df17553c37 Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Wed, 6 Jun 2018 00:50:36 -0700
Subject: [PATCH] Make patch order overridable by individual packages

Signed-off-by: Alexey Neyman <stilor@att.net>
---
 config/global/extract.in             | 18 +++++--------
 maintainer/kconfig-versions.template | 40 ++++++++++++++++++++++++++++
 scripts/functions                    | 11 +++++---
 3 files changed, 54 insertions(+), 15 deletions(-)

diff --git a/config/global/extract.in b/config/global/extract.in
index 58f7b956..ba7f5f4c 100644
--- a/config/global/extract.in
+++ b/config/global/extract.in
@@ -40,19 +40,16 @@ config ONLY_EXTRACT
       Useful to look at the code before doing the build itself.
 
 choice
-    prompt "Patches origin"
-    bool
+    bool "Patches origin"
     default PATCH_BUNDLED
 
 config PATCH_BUNDLED
-    bool
-    prompt "Bundled only"
+    bool "Bundled only"
     help
       Only apply patches bundled with crosstool-NG.
 
 config PATCH_LOCAL
-    bool
-    prompt "Local only (EXPERIMENTAL)"
+    bool "Local only"
     select PATCH_USE_LOCAL
     depends on EXPERIMENTAL
     help
@@ -61,16 +58,14 @@ config PATCH_LOCAL
       copy them into your local directory if needed.
 
 config PATCH_BUNDLED_LOCAL
-    bool
-    prompt "Bundled, then local"
+    bool "Bundled, then local"
     select PATCH_USE_LOCAL
     help
       Apply the patches bundled with crosstool-NG, then apply your local
       patches.
 
 config PATCH_LOCAL_BUNDLED
-    bool
-    prompt "Local, then bundled"
+    bool "Local, then bundled"
     select PATCH_USE_LOCAL
     depends on EXPERIMENTAL
     help
@@ -79,8 +74,7 @@ config PATCH_LOCAL_BUNDLED
       to apply on top of your local patches.
 
 config PATCH_NONE
-    bool
-    prompt "None"
+    bool "None"
     depends on EXPERIMENTAL
     help
       Don't use any patch at all.
diff --git a/maintainer/kconfig-versions.template b/maintainer/kconfig-versions.template
index d5d4cc83..3db512e2 100644
--- a/maintainer/kconfig-versions.template
+++ b/maintainer/kconfig-versions.template
@@ -1,3 +1,5 @@
+#!// This file is not automatically generated, but we want this banner to
+#!// appear in the files produced from it.
 #
 # DO NOT EDIT! This file is automatically generated.
 #
@@ -167,6 +169,44 @@ endif
 
 endchoice
 
+if EXPERIMENTAL
+choice
+    bool "@@pkg_label@@ patches origin"
+    default @@fork|@@_PATCH_GLOBAL
+
+config @@fork|@@_PATCH_GLOBAL
+    bool "Per global policy"
+
+config @@fork|@@_PATCH_BUNDLED
+    bool "Bundled only"
+
+config @@fork|@@_PATCH_LOCAL
+    bool "Local only"
+    select PATCH_USE_LOCAL
+
+config @@fork|@@_PATCH_BUNDLED_LOCAL
+    bool "Bundled, then local"
+    select PATCH_USE_LOCAL
+
+config @@fork|@@_PATCH_LOCAL_BUNDLED
+    bool "Local, then bundled"
+    select PATCH_USE_LOCAL
+
+config @@fork|@@_PATCH_NONE
+    bool "None"
+
+endchoice
+endif
+
+config @@fork|@@_PATCH_ORDER
+    string
+    default "bundled" if @@fork|@@_PATCH_BUNDLED
+    default "local" if @@fork|@@_PATCH_LOCAL
+    default "bundled,local" if @@fork|@@_PATCH_BUNDLED_LOCAL
+    default "local,bundled" if @@fork|@@_PATCH_LOCAL_BUNDLED
+    default "none" if @@fork|@@_PATCH_NONE
+    default "global"
+
 #!// Below, we explicitly select all milestones to which a given version
 #!// compares greater-or-equal. We don't select just the latest applicable
 #!// (and letting milestones chain-select each other, with FOO_6_or_later
diff --git a/scripts/functions b/scripts/functions
index 81f96d9b..2267a957 100644
--- a/scripts/functions
+++ b/scripts/functions
@@ -1898,7 +1898,7 @@ CT_PackageRun()
     for v in basename pkg_name version pkg_dir \
             src_release mirrors archive_filename archive_dirname archive_formats signature_format \
             src_devel devel_vcs devel_url devel_branch devel_revision devel_subdir devel_bootstrap \
-            src_custom custom_location; do
+            src_custom custom_location patch_order; do
         eval "local ${v}=\${CT_${use}_${v^^}}"
     done
 
@@ -2056,6 +2056,11 @@ CT_DoExtractPatch()
     local local_patch_dir
     local overlay
 
+    # Inherit global value if requested
+    if [ "${patch_order}" = "global" ]; then
+        patch_order="${CT_PATCH_ORDER}"
+    fi
+
     # If using overlay, prepare it first - we need to determine where to unpack
     # this component.
     if [ "${CT_TARGET_USE_OVERLAY}" = "y" -a ! -d "${CT_BUILD_DIR}/overlay" ]; then
@@ -2072,7 +2077,7 @@ CT_DoExtractPatch()
     # and no overlays. Otherwise, this source directory is custom-tailored for this
     # particular configuration and cannot be reused by different configurations.
     if [ "${src_custom}" != "y" -a \
-            "${CT_PATCH_ORDER}" = "bundled" -a \
+            "${patch_order}" = "bundled" -a \
             ! -d "${CT_BUILD_DIR}/overlay/${dir_name}" ]; then
         src_dir="${CT_COMMON_SRC_DIR}"
     else
@@ -2121,7 +2126,7 @@ CT_DoExtractPatch()
             bundled_patch_dir="${CT_LIB_DIR}/packages/${pkg_dir}"
             local_patch_dir="${CT_LOCAL_PATCH_DIR}/${pkg_dir}"
 
-            case "${CT_PATCH_ORDER}" in
+            case "${patch_order}" in
                 bundled)        patch_dirs=("${bundled_patch_dir}");;
                 local)          patch_dirs=("${local_patch_dir}");;
                 bundled,local)  patch_dirs=("${bundled_patch_dir}" "${local_patch_dir}");;