homebrew-core/Formula/libreadline-java.rb
2018-09-18 07:59:51 +10:00

104 lines
4 KiB
Ruby

class LibreadlineJava < Formula
desc "Port of GNU readline for Java"
homepage "https://java-readline.sourceforge.io/"
url "https://downloads.sourceforge.net/project/java-readline/java-readline/0.8.0/libreadline-java-0.8.0-src.tar.gz"
sha256 "cdcfd9910bfe2dca4cd08b2462ec05efee7395e9b9c3efcb51e85fa70548c890"
revision 1
bottle do
cellar :any
sha256 "a18298d9d38fb048ccdc802617897573c43b7ba382b156c4f120fdafe435bb3c" => :mojave
sha256 "fafccc3cee1c6e0fbc9cf517258e655cbb12d64b3ac1590731d9d1e7a63a92c9" => :high_sierra
sha256 "f608ae47b39418b975f21b435749c64b414325f9933cf70fee257888f6a58934" => :sierra
sha256 "eb99d1a6ae9817c90e228bd145450819417758007baf1ef78c763a05c4a0ac82" => :el_capitan
sha256 "21a487377ac0dae6c47753dd25d3f850b10fcc7ccde8f6a726b4f730bb05a3da" => :yosemite
end
depends_on :java => "1.8"
depends_on "readline"
# Fix "non-void function should return a value"-Error
# https://sourceforge.net/p/java-readline/patches/2/
patch :DATA
def install
java_home = ENV["JAVA_HOME"]
# Reported 4th May 2016: https://sourceforge.net/p/java-readline/bugs/12/
# JDK 8 doclint for Javadoc complains about minor HTML conformance issues
if `javadoc -X`.include? "doclint"
inreplace "Makefile",
"-version -author org.gnu.readline test",
"-version -author org.gnu.readline -Xdoclint:none test"
end
# Current Oracle JDKs put the jni.h and jni_md.h in a different place than the
# original Apple/Sun JDK used to.
if File.exist? "#{java_home}/include/jni.h"
ENV["JAVAINCLUDE"] = "#{java_home}/include"
ENV["JAVANATINC"] = "#{java_home}/include/darwin"
elsif File.exist? "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/jni.h"
ENV["JAVAINCLUDE"] = "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/"
ENV["JAVANATINC"] = "/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/"
end
# Take care of some hard-coded paths,
# adjust postfix of jni libraries,
# adjust gnu install parameters to bsd install
inreplace "Makefile" do |s|
s.change_make_var! "PREFIX", prefix
s.change_make_var! "JAVALIBDIR", "$(PREFIX)/share/libreadline-java"
s.change_make_var! "JAVAINCLUDE", ENV["JAVAINCLUDE"]
s.change_make_var! "JAVANATINC", ENV["JAVANATINC"]
s.gsub! "*.so", "*.jnilib"
s.gsub! "install -D", "install -c"
end
# Take care of some hard-coded paths,
# adjust CC variable,
# adjust postfix of jni libraries
inreplace "src/native/Makefile" do |s|
readline = Formula["readline"]
s.change_make_var! "INCLUDES", "-I $(JAVAINCLUDE) -I $(JAVANATINC) -I #{readline.opt_include}"
s.change_make_var! "LIBPATH", "-L#{readline.opt_lib}"
s.change_make_var! "CC", "cc"
s.gsub! "LIB_EXT := so", "LIB_EXT := jnilib"
s.gsub! "$(CC) -shared $(OBJECTS) $(LIBPATH) $($(TG)_LIBS) -o $@",
"$(CC) -install_name #{HOMEBREW_PREFIX}/lib/$(LIB_PRE)$(TG).$(LIB_EXT) -dynamiclib $(OBJECTS) $(LIBPATH) $($(TG)_LIBS) -o $@"
end
pkgshare.mkpath
system "make", "jar"
system "make", "build-native"
system "make", "install"
doc.install "api"
end
def caveats; <<~EOS
You may need to set JAVA_HOME:
export JAVA_HOME="$(/usr/libexec/java_home)"
EOS
end
# Testing libreadline-java (can we execute and exit libreadline without exceptions?)
test do
assert /Exception/ !~ pipe_output("java -Djava.library.path=#{lib} -cp #{pkgshare}/libreadline-java.jar test.ReadlineTest", "exit")
end
end
__END__
diff --git a/src/native/org_gnu_readline_Readline.c b/src/native/org_gnu_readline_Readline.c
index f601c73..b26cafc 100644
--- a/src/native/org_gnu_readline_Readline.c
+++ b/src/native/org_gnu_readline_Readline.c
@@ -430,7 +430,7 @@ const char *java_completer(char *text, int state) {
jtext = (*jniEnv)->NewStringUTF(jniEnv,text);
if (jniMethodId == 0) {
- return;
+ return ((const char *)NULL);
}
completion = (*jniEnv)->CallObjectMethod(jniEnv, jniObject,