From afee9db31a894a1bae0af9df745d359427e7163b Mon Sep 17 00:00:00 2001 From: Andrew John Hughes Date: Sat, 13 Sep 2008 03:07:26 +0000 Subject: Support GCJ as JAVAC. 2008-09-13 Andrew John Hughes * examples/Makefile.am, * lib/Makefile.am: Add GCJ rules. * m4/ac_prog_javac.m4: Check whether JAVAC is gcj. * m4/ac_prog_javac_works.m4: Add GCJ rules. * m4/acinclude.m4: Don't bother checking for -J if using GCJ. * tools/Makefile.am: Add GCJ rules. --- ChangeLog | 15 +++++++++++++++ examples/Makefile.am | 4 ++++ lib/Makefile.am | 4 ++++ m4/ac_prog_javac.m4 | 8 ++++++++ m4/ac_prog_javac_works.m4 | 7 ++++++- m4/acinclude.m4 | 18 ++++++++++-------- tools/Makefile.am | 4 ++++ 7 files changed, 51 insertions(+), 9 deletions(-) diff --git a/ChangeLog b/ChangeLog index fb467497f..aab0f66e9 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,18 @@ +2008-09-13 Andrew John Hughes + + * examples/Makefile.am, + * lib/Makefile.am: + Add GCJ rules. + * m4/ac_prog_javac.m4: + Check whether JAVAC is gcj. + * m4/ac_prog_javac_works.m4: + Add GCJ rules. + * m4/acinclude.m4: + Don't bother checking for -J + if using GCJ. + * tools/Makefile.am: + Add GCJ rules. + 2007-08-23 Daniel Frampton * AUTHORS: Added. diff --git a/examples/Makefile.am b/examples/Makefile.am index 409269b2e..cefd1b62d 100644 --- a/examples/Makefile.am +++ b/examples/Makefile.am @@ -1,7 +1,11 @@ ## Input file for automake to generate the Makefile.in used by configure GLIBJ_CLASSPATH='$(top_builddir)/lib/glibj.zip' +if GCJ_JAVAC +JCOMPILER = $(JAVAC) $(JAVACFLAGS) -fsource=1.5 -ftarget=1.5 --encoding=UTF-8 --bootclasspath=$(GLIBJ_CLASSPATH) --classpath='$(top_builddir)/tools/tools.zip' +else JCOMPILER = $(JAVAC) $(JAVACFLAGS) -source 1.5 -target 1.5 -encoding UTF-8 -bootclasspath $(GLIBJ_CLASSPATH) -classpath '$(top_builddir)/tools/tools.zip' +endif # All our example java source files EXAMPLE_JAVA_FILES = $(srcdir)/gnu/classpath/examples/*/*.java $(srcdir)/gnu/classpath/examples/*/*/*.java $(srcdir)/gnu/classpath/examples/*/*/*/*.java diff --git a/lib/Makefile.am b/lib/Makefile.am index a29f6b5f1..8104ee764 100644 --- a/lib/Makefile.am +++ b/lib/Makefile.am @@ -8,7 +8,11 @@ sinclude $(JAVA_DEPEND) compile_classpath = $(vm_classes):$(top_srcdir):$(top_srcdir)/external/w3c_dom:$(top_srcdir)/external/sax:$(top_srcdir)/external/relaxngDatatype:$(top_srcdir)/external/jsr166:.:$(PATH_TO_GLIBJ_ZIP):$(PATH_TO_ESCHER) # handling source to bytecode compiler programs like gcj, jikes and kjc +if GCJ_JAVAC +JCOMPILER = $(JAVAC) $(JAVACFLAGS) -fsource=1.5 -ftarget=1.5 --bootclasspath='' --classpath=$(compile_classpath) -d . @classes +else JCOMPILER = $(JAVAC) $(JAVACFLAGS) $(JAVAC_MEM_OPT) -source 1.5 -target 1.5 -bootclasspath '' -classpath $(compile_classpath) -d . @classes +endif if CREATE_COLLECTIONS COLLECTIONS = collections.jar diff --git a/m4/ac_prog_javac.m4 b/m4/ac_prog_javac.m4 index 9ec163185..baf518600 100644 --- a/m4/ac_prog_javac.m4 +++ b/m4/ac_prog_javac.m4 @@ -38,12 +38,20 @@ AC_DEFUN([AC_PROG_JAVAC],[ AC_REQUIRE([AC_EXEEXT])dnl ECJ_OPTS="-warn:-deprecation,serial,unusedImport" JAVAC_OPTS="-Xlint:unchecked,cast,divzero,empty,finally,overrides" +GCJ_OPTS="-g" if test "x$JAVAPREFIX" = x; then test "x$JAVAC" = x && AC_CHECK_PROGS(JAVAC, ["ecj$EXEEXT $ECJ_OPTS"] ["ecj-3.3$EXEEXT $ECJ_OPTS"] ["ecj-3.2$EXEEXT $ECJ_OPTS"] ["javac$EXEEXT $JAVAC_OPTS"] "gcj$EXEEXT -C") else test "x$JAVAC" = x && AC_CHECK_PROGS(JAVAC, ["ecj$EXEEXT $ECJ_OPTS"] ["ecj-3.3$EXEEXT $ECJ_OPTS"] ["ecj-3.2$EXEEXT $ECJ_OPTS"] ["javac$EXEEXT $JAVAC_OPTS"] "gcj$EXEEXT -C", $JAVAPREFIX) fi test "x$JAVAC" = x && AC_MSG_ERROR([no acceptable Java compiler found in \$PATH]) +AC_CACHE_CHECK([if $JAVAC is a version of gcj], ac_cv_prog_javac_is_gcj, [ +if $JAVAC --version | grep gcj > /dev/null; then + ac_cv_prog_javac_is_gcj=yes; + JAVAC="$JAVAC $GCJ_OPTS"; +fi]) +AC_SUBST(JAVAC_IS_GCJ, $ac_cv_prog_javac_is_gcj) +AM_CONDITIONAL(GCJ_JAVAC, test x"${JAVAC_IS_GCJ}" = xyes) AC_PROG_JAVAC_WORKS AC_PROVIDE([$0])dnl ]) diff --git a/m4/ac_prog_javac_works.m4 b/m4/ac_prog_javac_works.m4 index 02b1f28c3..a03f476e3 100644 --- a/m4/ac_prog_javac_works.m4 +++ b/m4/ac_prog_javac_works.m4 @@ -31,7 +31,12 @@ public class Object } } EOF -if AC_TRY_COMMAND($JAVAC $JAVACFLAGS -source 1.5 -target 1.5 $JAVA_TEST) >/dev/null 2>&1; then +if test x$JAVAC_IS_GCJ = xyes; then + CMD="$JAVAC $JAVACFLAGS -fsource=1.5 -ftarget=1.5 $JAVA_TEST" +else + CMD="$JAVAC $JAVACFLAGS -source 1.5 -target 1.5 $JAVA_TEST" +fi +if AC_TRY_COMMAND($CMD) >/dev/null 2>&1; then ac_cv_prog_javac_works=yes else AC_MSG_ERROR([The Java compiler $JAVAC failed (see config.log, check the CLASSPATH?)]) diff --git a/m4/acinclude.m4 b/m4/acinclude.m4 index c89fd1e25..5b9f5d247 100644 --- a/m4/acinclude.m4 +++ b/m4/acinclude.m4 @@ -257,14 +257,16 @@ AC_DEFUN([CLASSPATH_JAVAC_MEM_CHECK], } } EOF - AC_MSG_CHECKING([whether javac supports -J]) - $JAVAC $JAVACFLAGS -J-Xmx768M -sourcepath '' $JAVA_TEST - javac_result=$? - if test "x$javac_result" = "x0"; then - AC_MSG_RESULT([yes]) - JAVAC_MEM_OPT="-J-Xmx768M" - else - AC_MSG_RESULT([no]) + if test x$JAVAC_IS_GCJ != xyes; then + AC_MSG_CHECKING([whether javac supports -J]) + $JAVAC $JAVACFLAGS -J-Xmx768M -sourcepath '' $JAVA_TEST + javac_result=$? + if test "x$javac_result" = "x0"; then + AC_MSG_RESULT([yes]) + JAVAC_MEM_OPT="-J-Xmx768M" + else + AC_MSG_RESULT([no]) + fi fi rm -f $JAVA_TEST $CLASS_TEST AC_SUBST(JAVAC_MEM_OPT) diff --git a/tools/Makefile.am b/tools/Makefile.am index 3be825a9a..4585e0fa9 100755 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -4,7 +4,11 @@ GLIBJ_BOOTCLASSPATH='$(top_builddir)/lib/glibj.zip' GLIBJ_CLASSPATH=asm # Setup the compiler to use the GNU Classpath library we just built. +if GCJ_JAVAC +JCOMPILER = $(JAVAC) $(JAVACFLAGS) -fsource=1.5 -ftarget=1.5 --encoding=UTF-8 --bootclasspath=$(GLIBJ_BOOTCLASSPATH) --classpath=$(GLIBJ_CLASSPATH) +else JCOMPILER = $(JAVAC) $(JAVACFLAGS) -source 1.5 -target 1.5 -encoding UTF-8 -bootclasspath $(GLIBJ_BOOTCLASSPATH) -classpath $(GLIBJ_CLASSPATH) +endif if CREATE_GJDOC USE_JAVAC_FLAGS = -classpath $(CLASSPATH):$(srcdir):$(ANTLR_JAR):generated:. $(JAVAC_FLAGS) -- cgit v1.2.1