From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Fri, 9 Dec 2016 15:39:58 +0000 (+0000)
Subject: [Minor] Check libgd before using
X-Git-Tag: 1.5.0~635
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3eba0f7aca001bce201a934fcf7e033cfac29778;p=thirdparty%2Frspamd.git

[Minor] Check libgd before using
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2342048dbb..3e775f4381 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -725,7 +725,22 @@ IF (ENABLE_GD MATCHES "ON")
 	ProcessPackage(GD LIBRARY gd INCLUDE gd.h INCLUDE_SUFFIXES
 			include/gd include/libgd
 			ROOT ${GD_ROOT_DIR} MODULES gd)
-	SET(WITH_GD 1)
+	LIST(APPEND CMAKE_REQUIRED_INCLUDES "${GD_INCLUDE}")
+	LIST(APPEND CMAKE_REQUIRED_LIBRARIES "${GD_LIBRARY}")
+
+	CHECK_SYMBOL_EXISTS(gdImageSetInterpolationMethod gd.h GD_INTERPOLATION)
+	CHECK_SYMBOL_EXISTS(gdImageScale gd.h GD_SCALE)
+	CHECK_SYMBOL_EXISTS(gdImageGrayScale gd.h GD_GRAYSCALE)
+	CHECK_SYMBOL_EXISTS(gdImageCreateFromJpegPtr gd.h GD_JPEG)
+	CHECK_SYMBOL_EXISTS(gdImageCreateFromPngPtr gd.h GD_PNG)
+	CHECK_SYMBOL_EXISTS(gdImageCreateFromJpegPtr gd.h GD_BMP)
+	CHECK_SYMBOL_EXISTS(gdImageCreateFromBmpPtr gd.h GD_GIF)
+
+	IF(GD_INTERPOLATION AND GD_SCALE AND GD_GRAYSCALE AND GD_JPEG AND GD_PNG AND GD_GIF AND GD_BMP)
+		SET(WITH_GD 1)
+	ELSE()
+		MESSAGE(STATUS "Libgd is found but it is unusable")
+	ENDIF()
 ENDIF ()
 
 #Check for openssl (required for dkim)