56 lines
1.6 KiB
CMake
Executable File
56 lines
1.6 KiB
CMake
Executable File
# - Find Log4cpp
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# Find the native LOG4CPP includes and library
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#
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# LOG4CPP_INCLUDE_DIRS - where to find LOG4CPP.h, etc.
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# LOG4CPP_LIBRARIES - List of libraries when using LOG4CPP.
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# LOG4CPP_FOUND - True if LOG4CPP found.
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# 判断是否已经包含log4cpp
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if (LOG4CPP_INCLUDE_DIR)
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set(LOG4CPP_FIND_QUIETLY TRUE)
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endif ()
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# 查找头文件位置
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# PATH_SUFFIXES 路径后缀，正常安装的log4cpp位于系统路径/log4cpp/文件夹下
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find_path(LOG4CPP_INCLUDE_DIR
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NAMES Category.hh
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# 可以通过以下命令来手动制定查找路径
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# PATHS /usr/local/include
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PATH_SUFFIXES log4cpp
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DOC "Log4cpp include directories"
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)
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# 查找库文件位置
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find_library(LOG4CPP_LIBRARY
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NAMES log4cpp
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DOC "Log4cpp library"
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)
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# 同时找到头文件位置和库文件位置时给相关变量赋值
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if (LOG4CPP_INCLUDE_DIR AND LOG4CPP_LIBRARY)
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set(LOG4CPP_FOUND TRUE)
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set(LOG4CPP_LIBRARIES ${LOG4CPP_LIBRARY})
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set(LOG4CPP_INCLUDE_DIRS ${LOG4CPP_INCLUDE_DIR})
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else ()
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set(LOG4CPP_FOUND FALSE)
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message(WARNING "LOG4CPP not found")
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endif ()
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# 打印一些错误信息
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if (LOG4CPP_FOUND)
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if (NOT LOG4CPP_FIND_QUIETLY)
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message(STATUS "Found LOG4CPP: ${LOG4CPP_LIBRARIES}")
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endif ()
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else ()
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if (LOG4CPP_FIND_REQUIRED)
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message(STATUS "Looked for LOG4CPP libraries named ${LOG4CPPS_NAMES}.")
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message(FATAL_ERROR "Could NOT find LOG4CPP library")
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endif ()
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endif ()
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# 这个选项不是很懂，貌似是给cmake gui用的
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mark_as_advanced(
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LOG4CPP_LIBRARIES
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LOG4CPP_INCLUDE_DIRS
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)
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