2a68425c3a
A port of GNU Readline for Java. Or, to be more precise, it is a JNI-wrapper to Readline. Closes Homebrew/homebrew#14830. Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
86 lines
3.2 KiB
Ruby
86 lines
3.2 KiB
Ruby
require 'formula'
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class LibreadlineJava < Formula
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homepage 'http://java-readline.sourceforge.net/'
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url 'http://downloads.sourceforge.net/project/java-readline/java-readline/0.8.0/libreadline-java-0.8.0-src.tar.gz'
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sha1 '1f5574f9345afc039e9c7a09ae4979129891d52a'
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depends_on 'readline'
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def patches
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# Fix "non-void function should return a value"-Error
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# https://sourceforge.net/tracker/?func=detail&atid=453822&aid=3566332&group_id=48669
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DATA
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end
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def install
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ENV['JAVA_HOME'] = `/usr/libexec/java_home`.chomp!
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# Current Oracle JDKs put the jni.h and jni_md.h in a different place than the
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# original Apple/Sun JDK used to.
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if File.exists? ENV['JAVA_HOME'] + "/include/jni.h" then
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ENV['JAVAINCLUDE'] = ENV['JAVA_HOME'] + "/include"
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ENV['JAVANATINC'] = ENV['JAVA_HOME'] + "/include/darwin"
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elsif File.exists? "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/jni.h"
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ENV['JAVAINCLUDE'] = "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/"
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ENV['JAVANATINC'] = "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/"
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end
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# Take care of some hard-coded paths,
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# adjust postfix of jni libraries,
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# adjust gnu install parameters to bsd install
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inreplace 'Makefile' do |s|
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s.change_make_var! "PREFIX", prefix
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s.change_make_var! "JAVALIBDIR", "$(PREFIX)/share/libreadline-java"
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s.change_make_var! "JAVAINCLUDE", ENV['JAVAINCLUDE']
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s.change_make_var! "JAVANATINC", ENV['JAVANATINC']
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s.gsub! "*.so", "*.jnilib"
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s.gsub! "install -D", "install -c"
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end
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# Take care of some hard-coded paths,
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# adjust CC variable,
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# adjust postfix of jni libraries
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inreplace 'src/native/Makefile' do |s|
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s.change_make_var! "INCLUDES", "-I $(JAVAINCLUDE) -I $(JAVANATINC) -I #{HOMEBREW_PREFIX}/opt/readline/include"
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s.change_make_var! "LIBPATH", "-L#{HOMEBREW_PREFIX}/opt/readline/lib"
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s.change_make_var! "CC", "cc"
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s.gsub! "LIB_EXT := so", "LIB_EXT := jnilib"
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s.gsub! "$(CC) -shared $(OBJECTS) $(LIBPATH) $($(TG)_LIBS) -o $@", "$(CC) -install_name #{HOMEBREW_PREFIX}/lib/$(LIB_PRE)$(TG).$(LIB_EXT) -dynamiclib $(OBJECTS) $(LIBPATH) $($(TG)_LIBS) -o $@"
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end
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mkdir_p prefix + "share/libreadline-java"
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system "make jar"
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system "make build-native"
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system "make install"
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doc.install Dir["api"]
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end
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def caveats; <<-EOS.undent
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You may need to set JAVA_HOME:
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export JAVA_HOME="$(/usr/libexec/java_home)"
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EOS
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end
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# Testing libreadline-java (can we execute and exit libreadline without exceptions?)
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test do
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system "echo 'exit' | java -Djava.library.path=#{lib} -cp #{share}/libreadline-java/libreadline-java.jar test.ReadlineTest | grep -v Exception"
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end
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end
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__END__
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diff --git a/src/native/org_gnu_readline_Readline.c b/src/native/org_gnu_readline_Readline.c
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index f601c73..b26cafc 100644
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--- a/src/native/org_gnu_readline_Readline.c
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+++ b/src/native/org_gnu_readline_Readline.c
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@@ -430,7 +430,7 @@ const char *java_completer(char *text, int state) {
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jtext = (*jniEnv)->NewStringUTF(jniEnv,text);
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if (jniMethodId == 0) {
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- return;
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+ return ((const char *)NULL);
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}
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completion = (*jniEnv)->CallObjectMethod(jniEnv, jniObject,
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