找不到“‘IL/il.h”文件，但它存在

Question

当尝试构建cegui时，上面提到的头文件找不到，而它显然存在于/usr/local/include中。这一切为什么要发生？

[ 29%] Built target CEGUIBase-0
[ 32%] Built target CEGUIOpenGLRenderer-0
[ 32%] Built target CEGUINullRenderer-0
[ 32%] Built target CEGUIExpatParser
[ 32%] Built target CEGUILibXMLParser
[ 32%] Building CXX object cegui/src/ImageCodecModules/DevIL/CMakeFiles/CEGUIDevILImageCodec.dir/ImageCodec.cpp.o
/Users/Adam/Downloads/cegui-0.8.3/cegui/src/ImageCodecModules/DevIL/ImageCodec.cpp:33:10: fatal error: 
      'IL/il.h' file not found
#include <IL/il.h>
         ^
1 error generated.

Answer 1

我想您的编译行中没有列出/usr/local/include。您是否已将-I/usr/local/include添加到您的CFLAGS中？或者，由于此输出看起来可能来自使用cmake生成器的makefile，您是否通过include_directories添加了它？如果是cmake生成的makefile，可以运行make VERBOSE=1查看完整的编译行。