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# This file is part of the Spring engine (GPL v2 or later), see LICENSE.html
#
# Spring Java related CMake utilities
# -----------------------------------
#
# Variables set in this file:
# * JAVA_GLOBAL_LIBS_DIRS
#
# Functions and macros defined in this file:
# * FindJavaLib
# * GetFirstSubDirName
# * CreateClasspath
# * ConcatClasspaths
# * IsMavenProject
# * FindManifestFile
#
if (CMAKE_HOST_WIN32)
set(JAVA_GLOBAL_LIBS_DIRS "${MINGWLIBS}")
else (CMAKE_HOST_WIN32)
set(JAVA_GLOBAL_LIBS_DIRS "/usr/share/java" "/usr/local/share/java")
endif (CMAKE_HOST_WIN32)
MakeGlobal(JAVA_GLOBAL_LIBS_DIRS)
# Looks for a Java library (Jar file) in system wide search paths and in
# additional dirs supplied as argument.
macro (FindJavaLib path_var libName additionalSearchDirs)
find_file(${path_var} "${libName}.jar"
PATHS ${additionalSearchDirs} ${JAVA_GLOBAL_LIBS_DIRS}
DOC "Path to the Java library ${libName}.jar"
NO_DEFAULT_PATH
NO_CMAKE_FIND_ROOT_PATH
)
if (NOT ${path_var})
message(SEND_ERROR "${libName}.jar not found!")
else (NOT ${path_var})
AIMessage(STATUS "Found ${libName}.jar: ${${path_var}}")
endif (NOT ${path_var})
endmacro (FindJavaLib path_var libName additionalSearchDirs)
# Returns the name of the first sub-dir (in alphabetical descending order)
# under dir.
macro (GetFirstSubDirName name_var dir)
file(GLOB dirContent RELATIVE "${dir}" FOLLOW_SYMLINKS "${dir}/*")
foreach (dirPart ${dirContent})
if (IS_DIRECTORY "${dir}/${dirPart}")
set(${name_var} ${dirPart})
break()
endif (IS_DIRECTORY "${dir}/${dirPart}")
endforeach (dirPart)
endmacro (GetFirstSubDirName name_var dir)
# Recursively lists all JAR files in a given directory
# and concatenates them in a Java Classpath compatible way into a single string.
macro (CreateClasspath classPath_var dir)
file(GLOB_RECURSE ${classPath_var} FOLLOW_SYMLINKS "${dir}/*.jar")
# Make sure we use the correct path delimitter for the compiling system
string(REPLACE ";" "${PATH_DELIM_H}" ${classPath_var} "${${classPath_var}}")
endmacro (CreateClasspath classPath_var dir)
# Concatenates an arbritrary number of Java ClassPaths (may be empty).
function (ConcatClasspaths resultingCP_var)
set(${resultingCP_var} "")
foreach (cpPart ${ARGN})
set(${resultingCP_var} "${${resultingCP_var}}${cpPart}${PATH_DELIM_H}")
endforeach (cpPart)
string(REGEX REPLACE "${PATH_DELIM_H}\$" "" ${resultingCP_var} "${${resultingCP_var}}")
set(${resultingCP_var} "${${resultingCP_var}}" PARENT_SCOPE)
endfunction (ConcatClasspaths)
# Checks if a given directory is the root of a Maven project.
# The result variable will be set to TRUE or FALSE
function (IsMavenProject dirToCheck result_var)
set(${result_var} FALSE)
if (EXISTS "${dirToCheck}/pom.xml")
set(${result_var} TRUE)
endif (EXISTS "${dirToCheck}/pom.xml")
set(${result_var} "${${result_var}}" PARENT_SCOPE)
endfunction (IsMavenProject)
# Look for a manifest.mf file in a few specific sub-dirs.
# This could be done with a simple find_file call,
# but that strangely does not find the file under win32,
# so we use this workaround
function (FindManifestFile srcDir result_var)
set(manifestSubdirs
"/src/main/resources/META-INF/"
"/src/"
"/")
set(${result_var} "${result_var}-NOTFOUND")
if (CMAKE_HOST_WIN32)
foreach(subDir_var ${manifestSubdirs})
if (EXISTS "${srcDir}${subDir_var}manifest.mf")
set(${result_var} "${srcDir}${subDir_var}manifest.mf")
break()
endif (EXISTS "${srcDir}${subDir_var}manifest.mf")
endforeach(subDir_var)
else (CMAKE_HOST_WIN32)
find_file(${result_var}
NAMES "manifest.mf" "MANIFEST.MF"
PATHS "${srcDir}"
PATH_SUFFIXES ${manifestSubdirs}
NO_DEFAULT_PATH)
endif (CMAKE_HOST_WIN32)
set(${result_var} ${${result_var}} PARENT_SCOPE)
endfunction (FindManifestFile)
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