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Diffstat (limited to 'm4/ac_prog_java_cc.m4')
| -rw-r--r-- | m4/ac_prog_java_cc.m4 | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/m4/ac_prog_java_cc.m4 b/m4/ac_prog_java_cc.m4 new file mode 100644 index 00000000..df127856 --- /dev/null +++ b/m4/ac_prog_java_cc.m4 @@ -0,0 +1,107 @@ +##### http://autoconf-archive.cryp.to/ac_prog_java_cc.html +# +# SYNOPSIS +# +# AC_PROG_JAVA_CC +# +# DESCRIPTION +# +# Finds the appropriate java compiler on your path. By preference the +# java compiler is gcj, then jikes then javac. +# +# The macro can take one argument specifying a space separated list +# of java compiler names. +# +# For example: +# +# AC_PROG_JAVA_CC(javac, gcj) +# +# The macro also sets the compiler options variable: JAVA_CC_OPTS to +# something sensible: +# +# - for GCJ it sets it to: @GCJ_OPTS@ +# (if GCJ_OPTS is not yet defined then it is set to "-C") +# +# - no other compiler has applicable options yet +# +# Here's an example configure.in: +# +# AC_INIT(Makefile.in) +# AC_PROG_JAVA_CC() +# AC_OUTPUT(Makefile) +# dnl End. +# +# And here's the start of the Makefile.in: +# +# PROJECT_ROOT := @srcdir@ +# # Tool definitions. +# JAVAC := @JAVA_CC@ +# JAVAC_OPTS := @JAVA_CC_OPTS@ +# JAR_TOOL := @jar_tool@ +# +# LAST MODIFICATION +# +# 2002-03-04 +# +# COPYLEFT +# +# Copyright (c) 2002 Nic Ferrier <nferrier@tapsellferrier.co.uk> +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of the +# License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +# 02111-1307, USA. +# +# As a special exception, the respective Autoconf Macro's copyright +# owner gives unlimited permission to copy, distribute and modify the +# configure scripts that are the output of Autoconf when processing +# the Macro. You need not follow the terms of the GNU General Public +# License when using or distributing such scripts, even though +# portions of the text of the Macro appear in them. The GNU General +# Public License (GPL) does govern all other use of the material that +# constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the +# Autoconf Macro released by the Autoconf Macro Archive. When you +# make and distribute a modified version of the Autoconf Macro, you +# may extend this special exception to the GPL to apply to your +# modified version as well. + +# AC_PROG_JAVA_CC([COMPILER ...]) +# -------------------------- +# COMPILER ... is a space separated list of java compilers to search for. +# This just gives the user an opportunity to specify an alternative +# search list for the java compiler. +AC_DEFUN([AC_PROG_JAVA_CC], +[AC_ARG_VAR([JAVA_CC], [java compiler command])dnl +AC_ARG_VAR([JAVA_CC_FLAGS], [java compiler flags])dnl +m4_ifval([$1], + [AC_CHECK_TOOLS(JAVA_CC, [$1])], +[AC_CHECK_TOOL(JAVA_CC, gcj) +if test -z "$JAVA_CC"; then + AC_CHECK_TOOL(JAVA_CC, javac) +fi +if test -z "$JAVA_CC"; then + AC_CHECK_TOOL(JAVA_CC, jikes) +fi +]) + +if test "$JAVA_CC" = "gcj"; then + if test "$GCJ_OPTS" = ""; then + AC_SUBST(GCJ_OPTS,-C) + fi + AC_SUBST(JAVA_CC_OPTS, @GCJ_OPTS@, + [Define the compilation options for GCJ]) +fi +true +])# AC_PROG_JAVA_CC |