From: Rosen Penev <rosenp@gmail.com>
Date: Fri, 18 Dec 2020 03:59:37 +0000 (-0800)
Subject: fix compilation with clang
X-Git-Tag: json-c-0.16-20220414~37^2~14^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F689%2Fhead;p=thirdparty%2Fjson-c.git

fix compilation with clang

Fixes the following warning:

json_pointer.c:230:7: warning: implicit declaration of function
    'vasprintf' is invalid in C99 [-Wimplicit-function-declaration]
            rc = vasprintf(&path_copy, path_fmt, args);
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2333d08f..892aebb8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -269,7 +269,7 @@ message(STATUS "Wrote ${PROJECT_BINARY_DIR}/config.h")
 configure_file(${PROJECT_SOURCE_DIR}/cmake/json_config.h.in   ${PROJECT_BINARY_DIR}/json_config.h)
 message(STATUS "Wrote ${PROJECT_BINARY_DIR}/json_config.h")
 
-if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
+if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang")
     set(CMAKE_C_FLAGS           "${CMAKE_C_FLAGS} -ffunction-sections -fdata-sections")
 	if ("${DISABLE_WERROR}" STREQUAL "OFF")
 	    set(CMAKE_C_FLAGS           "${CMAKE_C_FLAGS} -Werror")