Use -Werror in external/libusb

* Keep sign-compare and swtich warnings, to be fixed later
* Has not fixed all warnings for darwin target yet.

Bug: 66996870
Test: build with WITH_TIDY=1
Change-Id: Ie75372f2bd62cb69933fed8bffee5332b23af8a3

1 files changed, 14 insertions, 0 deletions

diff --git a/Android.bp b/Android.bp
index 2ca1b99..7d2ea31 100644
--- a/Android.bp
+++ b/Android.bp
@@ -16,6 +16,12 @@ cc_library {
         "libusb/os",
     ],
 
+    cflags: [
+        "-Wall",
+        "-Wno-error=sign-compare",
+        "-Wno-error=switch",
+    ],
+
     target: {
         android: {
             srcs: [
@@ -28,6 +34,8 @@ cc_library {
             local_include_dirs: [
                 "android",
             ],
+
+            cflags: ["-Werror"],
         },
 
         darwin: {
@@ -46,6 +54,8 @@ cc_library {
                 "-framework IOKit",
                 "-lobjc"
             ],
+
+            // cflags: ["-Werror"], // still has warnings
         },
 
         linux_glibc: {
@@ -59,6 +69,8 @@ cc_library {
             local_include_dirs: [
                 "linux",
             ],
+
+            cflags: ["-Werror"],
         },
 
         windows: {
@@ -74,6 +86,8 @@ cc_library {
                 "windows",
             ],
 
+            cflags: ["-Werror"],
+
             // Not working yet.
             enabled: false,
         },