move nixio__bin2hex to header and make static

This fixes compilation under GCC10.

There's no reason for this to be in a C file anyway.

Also fixed a -Wmissing-prototypes warning with nixio__addr_prefix.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/libs/luci-lib-nixio/src/nixio.h b/libs/luci-lib-nixio/src/nixio.h
index 5eb84d11ae..25874eb04f 100644
--- a/libs/luci-lib-nixio/src/nixio.h
+++ b/libs/luci-lib-nixio/src/nixio.h
@@ -107,7 +107,9 @@ int nixio__mode_write(int mode, char *modestr);
 
 int nixio__push_stat(lua_State *L, nixio_stat_t *buf);
 
-const char nixio__bin2hex[16];
+static const char nixio__bin2hex[16] = {
+'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
+};
 
 /* Module functions */
 void nixio_open_file(lua_State *L);