From 6bef0b4d240c3664d28638c6502b181860583e58 Mon Sep 17 00:00:00 2001
From: Bryan Hundven <bryanhundven@gmail.com>
Date: Thu, 4 Sep 2014 23:34:02 -0700
Subject: libc/musl: Add config option for extra developer warnings

This commit adds a configuration knob for enabling extra developer
warnings to be enabled during the musl-libc build.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

diff --git a/config/libc/musl.in.2 b/config/libc/musl.in.2
index 5c265c8..f4abcc4 100644
--- a/config/libc/musl.in.2
+++ b/config/libc/musl.in.2
@@ -7,6 +7,12 @@ config LIBC_MUSL_DEBUG
       This option enables debugging information, this will increase the size of
       the resulting library.
 
+config LIBC_MUSL_WARNINGS
+    bool
+    prompt "Build with recommended warnings flags"
+    help
+      Build musl-libc with extra warnings, useful for musl-libc development.
+
 choice
     prompt "How to optimize musl-libc"
     default LIBC_MUSL_OPTIMIZE_AUTO
diff --git a/scripts/build/libc/musl.sh b/scripts/build/libc/musl.sh
index 96e8c78..ac98bb9 100644
--- a/scripts/build/libc/musl.sh
+++ b/scripts/build/libc/musl.sh
@@ -50,6 +50,10 @@ do_libc_configure() {
         extra_config+=("--enable-debug")
     fi
 
+    if [ "${CT_LIBC_MUSL_WARNINGS}" = "y" ]; then
+        extra_config+=("--enable-warnings")
+    fi
+
     extra_config+=( "--enable-optimize=${CT_LIBC_MUSL_OPTIMIZE}" )
 
     # NOTE: musl handles the build/host/target a little bit differently
-- 
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