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[4/5] libc/musl: Add config option for extra developer warnings

Message ID 1409898843-14901-5-git-send-email-bryanhundven@gmail.com
State Accepted
Headers show

Commit Message

Bryan Hundven Sept. 5, 2014, 6:34 a.m. UTC 
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>
---
 config/libc/musl.in.2      | 6 ++++++
 scripts/build/libc/musl.sh | 4 ++++
 2 files changed, 10 insertions(+)
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Patch

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 2690bf2..9aa5dc1 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