1# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
2# file Copyright.txt or https://cmake.org/licensing for details.
3
4
5# determine the compiler to use for Java programs
6# NOTE, a generator may set CMAKE_Java_COMPILER before
7# loading this file to force a compiler.
8
9if(NOT CMAKE_Java_COMPILER)
10  # prefer the environment variable CC
11  if(NOT $ENV{JAVA_COMPILER} STREQUAL "")
12    get_filename_component(CMAKE_Java_COMPILER_INIT $ENV{JAVA_COMPILER} PROGRAM PROGRAM_ARGS CMAKE_Java_FLAGS_ENV_INIT)
13    if(CMAKE_Java_FLAGS_ENV_INIT)
14      set(CMAKE_Java_COMPILER_ARG1 "${CMAKE_Java_FLAGS_ENV_INIT}" CACHE STRING "Arguments to Java compiler")
15    endif()
16    if(NOT EXISTS ${CMAKE_Java_COMPILER_INIT})
17      message(SEND_ERROR "Could not find compiler set in environment variable JAVA_COMPILER:\n$ENV{JAVA_COMPILER}.")
18    endif()
19  endif()
20
21  if(NOT $ENV{JAVA_RUNTIME} STREQUAL "")
22    get_filename_component(CMAKE_Java_RUNTIME_INIT $ENV{JAVA_RUNTIME} PROGRAM PROGRAM_ARGS CMAKE_Java_FLAGS_ENV_INIT)
23    if(NOT EXISTS ${CMAKE_Java_RUNTIME_INIT})
24      message(SEND_ERROR "Could not find compiler set in environment variable JAVA_RUNTIME:\n$ENV{JAVA_RUNTIME}.")
25    endif()
26  endif()
27
28  if(NOT $ENV{JAVA_ARCHIVE} STREQUAL "")
29    get_filename_component(CMAKE_Java_ARCHIVE_INIT $ENV{JAVA_ARCHIVE} PROGRAM PROGRAM_ARGS CMAKE_Java_FLAGS_ENV_INIT)
30    if(NOT EXISTS ${CMAKE_Java_ARCHIVE_INIT})
31      message(SEND_ERROR "Could not find compiler set in environment variable JAVA_ARCHIVE:\n$ENV{JAVA_ARCHIVE}.")
32    endif()
33  endif()
34
35  set(Java_BIN_PATH
36    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\2.0;JavaHome]/bin"
37    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.9;JavaHome]/bin"
38    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.8;JavaHome]/bin"
39    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.7;JavaHome]/bin"
40    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.6;JavaHome]/bin"
41    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.5;JavaHome]/bin"
42    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.4;JavaHome]/bin"
43    "[HKEY_LOCAL_MACHINE\\SOFTWARE\\JavaSoft\\Java Development Kit\\1.3;JavaHome]/bin"
44    $ENV{JAVA_HOME}/bin
45    /usr/bin
46    /usr/lib/java/bin
47    /usr/share/java/bin
48    /usr/local/bin
49    /usr/local/java/bin
50    /usr/local/java/share/bin
51    /usr/java/j2sdk1.4.2_04
52    /usr/lib/j2sdk1.4-sun/bin
53    /usr/java/j2sdk1.4.2_09/bin
54    /usr/lib/j2sdk1.5-sun/bin
55    /opt/sun-jdk-1.5.0.04/bin
56    /usr/local/jdk-1.7.0/bin
57    /usr/local/jdk-1.6.0/bin
58    )
59  # if no compiler has been specified yet, then look for one
60  if(CMAKE_Java_COMPILER_INIT)
61    set(CMAKE_Java_COMPILER ${CMAKE_Java_COMPILER_INIT} CACHE PATH "Java Compiler")
62  else()
63    find_program(CMAKE_Java_COMPILER
64      NAMES javac
65      PATHS ${Java_BIN_PATH}
66    )
67  endif()
68
69  # if no runtime has been specified yet, then look for one
70  if(CMAKE_Java_RUNTIME_INIT)
71    set(CMAKE_Java_RUNTIME ${CMAKE_Java_RUNTIME_INIT} CACHE PATH "Java Compiler")
72  else()
73    find_program(CMAKE_Java_RUNTIME
74      NAMES java
75      PATHS ${Java_BIN_PATH}
76    )
77  endif()
78
79  # if no archive has been specified yet, then look for one
80  if(CMAKE_Java_ARCHIVE_INIT)
81    set(CMAKE_Java_ARCHIVE ${CMAKE_Java_ARCHIVE_INIT} CACHE PATH "Java Compiler")
82  else()
83    find_program(CMAKE_Java_ARCHIVE
84      NAMES jar
85      PATHS ${Java_BIN_PATH}
86    )
87  endif()
88endif()
89mark_as_advanced(CMAKE_Java_COMPILER)
90
91# configure variables set in this file for fast reload later on
92configure_file(${CMAKE_ROOT}/Modules/CMakeJavaCompiler.cmake.in
93  ${CMAKE_PLATFORM_INFO_DIR}/CMakeJavaCompiler.cmake @ONLY)
94set(CMAKE_Java_COMPILER_ENV_VAR "JAVA_COMPILER")
95