Merge pull request #814 from stilor/issue-802

Issue 802

config/global/extract.in

@@ -52,30 +52,36 @@ config PATCH_BUNDLED
 
 config PATCH_LOCAL
     bool
-    prompt "Local only"
+    prompt "Local only (EXPERIMENTAL)"
     select PATCH_USE_LOCAL
+    depends on EXPERIMENTAL
     help
-      Only apply your local patches.
+      Only apply your local patches. Many components require patching
+      to build or work properly; please review the bundled patches and
+      copy them into your local directory if needed.
 
 config PATCH_BUNDLED_LOCAL
     bool
     prompt "Bundled, then local"
     select PATCH_USE_LOCAL
     help
-      Apply the patches bundled with crosstool-NG,
-      then apply your local patches.
+      Apply the patches bundled with crosstool-NG, then apply your local
+      patches.
 
 config PATCH_LOCAL_BUNDLED
     bool
     prompt "Local, then bundled"
     select PATCH_USE_LOCAL
+    depends on EXPERIMENTAL
     help
-      Apply your local patches, then apply the patches
-      bundled with crosstool-NG.
+      Apply your local patches, then apply the patches bundled with
+      crosstool-NG. Note that the bundled patches cannot be guaranteed
+      to apply on top of your local patches.
 
 config PATCH_NONE
     bool
     prompt "None"
+    depends on EXPERIMENTAL
     help
       Don't use any patch at all.
 

config/libc/glibc.in

@@ -90,6 +90,15 @@ config GLIBC_NO_SPARC_V8
     def_bool y
     depends on GLIBC_2_23_or_later
 
+# 2.14 obsoleted Sun RPC code, making it unavailable *at all* for compiling/linking
+# (only remained as versioned symbols for previously linked binaries). They backpedaled
+# in 2.16, adding an option to enable that code. Crosstool-NG backports that code
+# to 2.14/2.15, but there is no harm in throwing this option even if that patch
+# is not applied.
+config GLIBC_HAS_OBSOLETE_RPC
+    def_bool y
+    depends on GLIBC_2_14_or_later
+
 config GLIBC_EXTRA_CONFIG_ARRAY
     string
     prompt "extra config"
@@ -123,6 +132,13 @@ config GLIBC_EXTRA_CFLAGS
     help
       Extra target CFLAGS to use when building.
 
+config GLIBC_ENABLE_OBSOLETE_RPC
+    bool "Enable obsolete (Sun) RPC"
+    default y
+    depends on GLIBC_HAS_OBSOLETE_RPC
+    help
+      Allow building applications using obsolete (Sun) RPC.
+
 config GLIBC_ENABLE_FORTIFIED_BUILD
     bool
     prompt "Enable fortified build (EXPERIMENTAL)"