From b0ac713bef656102c722ab472753c17aa15fcf93 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 13 Jan 2013 10:17:31 +0100
Subject: [PATCH] add check for shadow support, turn -Os back on

---
 CMakeLists.txt | 10 +++++++++-
 auth.c         |  3 +++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d7712e4..c495bec 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,11 @@
 cmake_minimum_required(VERSION 2.6)
 
 PROJECT(uhttpd C)
+
+INCLUDE (CheckFunctionExists)
+
 SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
-ADD_DEFINITIONS(-O0 -Wall -Werror -Wmissing-declarations --std=gnu99 -g3)
+ADD_DEFINITIONS(-Os -Wall -Werror -Wmissing-declarations --std=gnu99 -g3)
 
 OPTION(TLS_SUPPORT "TLS support" ON)
 OPTION(LUA_SUPPORT "Lua support" ON)
@@ -24,6 +27,11 @@ IF(TLS_SUPPORT)
 	ADD_DEFINITIONS(-DHAVE_TLS)
 ENDIF()
 
+CHECK_FUNCTION_EXISTS(getspnam HAVE_SHADOW)
+IF(HAVE_SHADOW)
+    ADD_DEFINITIONS(-DHAVE_SHADOW)
+ENDIF()
+
 ADD_EXECUTABLE(uhttpd ${SOURCES})
 TARGET_LINK_LIBRARIES(uhttpd ubox dl ${LIBS})
 
diff --git a/auth.c b/auth.c
index 301e938..d6964f4 100644
--- a/auth.c
+++ b/auth.c
@@ -20,6 +20,9 @@
 #define _GNU_SOURCE
 #define _XOPEN_SOURCE	700
 #include <strings.h>
+#ifdef HAVE_SHADOW
+#include <shadow.h>
+#endif
 #include "uhttpd.h"
 
 static LIST_HEAD(auth_realms);
-- 
2.30.2