[19802] | 1 | dnl @synopsis AC_PROG_JAVAC
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| 2 | dnl
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| 3 | dnl AC_PROG_JAVAC tests an existing Java compiler. It uses the
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| 4 | dnl environment variable JAVAC then tests in sequence various common
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| 5 | dnl Java compilers. For political reasons, it starts with the free
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| 6 | dnl ones.
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| 7 | dnl
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| 8 | dnl If you want to force a specific compiler:
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| 9 | dnl
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| 10 | dnl - at the configure.in level, set JAVAC=yourcompiler before calling
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| 11 | dnl AC_PROG_JAVAC
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| 12 | dnl
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| 13 | dnl - at the configure level, setenv JAVAC
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| 14 | dnl
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| 15 | dnl You can use the JAVAC variable in your Makefile.in, with @JAVAC@.
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| 16 | dnl
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| 17 | dnl *Warning*: its success or failure can depend on a proper setting of
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| 18 | dnl the CLASSPATH env. variable.
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| 19 | dnl
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| 20 | dnl TODO: allow to exclude compilers (rationale: most Java programs
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| 21 | dnl cannot compile with some compilers like guavac).
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| 22 | dnl
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| 23 | dnl Note: This is part of the set of autoconf M4 macros for Java
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| 24 | dnl programs. It is VERY IMPORTANT that you download the whole set,
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| 25 | dnl some macros depend on other. Unfortunately, the autoconf archive
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| 26 | dnl does not support the concept of set of macros, so I had to break it
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| 27 | dnl for submission. The general documentation, as well as the sample
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| 28 | dnl configure.in, is included in the AC_PROG_JAVA macro.
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| 29 | dnl
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| 30 | dnl @category Java
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| 31 | dnl @author Stephane Bortzmeyer <[email protected]>
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| 32 | dnl @version 2000-07-19
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| 33 | dnl @license GPLWithACException
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| 34 |
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| 35 | AC_DEFUN([AC_PROG_JAVAC],[
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[23356] | 36 | if test "x$JAVAC" = x ; then
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| 37 | AC_REQUIRE([AC_EXEEXT])dnl
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| 38 | if test "x$JAVAPREFIX" = x; then
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| 39 | test "x$JAVAC" = x && AC_CHECK_PROGS(JAVAC, javac$EXEEXT)
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| 40 | else
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| 41 | test "x$JAVAC" = x && AC_CHECK_PROGS(JAVAC, javac$EXEEXT, $JAVAPREFIX)
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| 42 | fi
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| 43 | test "x$JAVAC" = x && AC_MSG_ERROR([no acceptable Java compiler found in \$PATH])
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[19802] | 44 | else
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[23356] | 45 | echo "Checking for javac... $JAVAC"
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[19802] | 46 | fi
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[23356] | 47 | AC_SUBST(JAVAC)
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[19802] | 48 | AC_PROG_JAVAC_WORKS
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| 49 | AC_PROVIDE([$0])dnl
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| 50 | ])
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| 51 |
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| 52 | dnl @synopsis AC_PROG_JAVAC_WORKS
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| 53 | dnl
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| 54 | dnl Internal use ONLY.
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| 55 | dnl
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| 56 | dnl Note: This is part of the set of autoconf M4 macros for Java
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| 57 | dnl programs. It is VERY IMPORTANT that you download the whole set,
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| 58 | dnl some macros depend on other. Unfortunately, the autoconf archive
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| 59 | dnl does not support the concept of set of macros, so I had to break it
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| 60 | dnl for submission. The general documentation, as well as the sample
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| 61 | dnl configure.in, is included in the AC_PROG_JAVA macro.
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| 62 | dnl
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| 63 | dnl @category Java
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| 64 | dnl @author Stephane Bortzmeyer <[email protected]>
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| 65 | dnl @version 2000-07-19
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| 66 | dnl @license GPLWithACException
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| 67 |
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| 68 | AC_DEFUN([AC_PROG_JAVAC_WORKS],[
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| 69 | AC_CACHE_CHECK([if $JAVAC works], ac_cv_prog_javac_works, [
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| 70 | JAVA_TEST=Test.java
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| 71 | CLASS_TEST=Test.class
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| 72 | cat << \EOF > $JAVA_TEST
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| 73 | /* [#]line __oline__ "configure" */
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| 74 | public class Test {
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| 75 | }
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| 76 | EOF
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| 77 | if AC_TRY_COMMAND($JAVAC $JAVACFLAGS $JAVA_TEST) >/dev/null 2>&1; then
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| 78 | ac_cv_prog_javac_works=yes
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| 79 | else
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| 80 | AC_MSG_ERROR([The Java compiler $JAVAC failed (see config.log, check the CLASSPATH?)])
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| 81 | echo "configure: failed program was:" >&AC_FD_CC
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| 82 | cat $JAVA_TEST >&AC_FD_CC
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| 83 | fi
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| 84 | rm -f $JAVA_TEST $CLASS_TEST
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| 85 | ])
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| 86 | AC_PROVIDE([$0])dnl
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[23356] | 87 | if test "x$JAVACFLAGS" = x ; then
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| 88 | JAVACFLAGS="-source 1.4 -target 1.4"
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| 89 | fi
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| 90 | AC_SUBST(JAVACFLAGS)
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[19802] | 91 | ])
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| 92 |
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| 93 | dnl @synopsis AC_PROG_JAVA
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| 94 | dnl
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| 95 | dnl Here is a summary of the main macros:
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| 96 | dnl
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| 97 | dnl AC_PROG_JAVAC: finds a Java compiler.
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| 98 | dnl
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| 99 | dnl AC_PROG_JAVA: finds a Java virtual machine.
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| 100 | dnl
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| 101 | dnl AC_CHECK_CLASS: finds if we have the given class (beware of
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| 102 | dnl CLASSPATH!).
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| 103 | dnl
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| 104 | dnl AC_CHECK_RQRD_CLASS: finds if we have the given class and stops
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| 105 | dnl otherwise.
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| 106 | dnl
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| 107 | dnl AC_TRY_COMPILE_JAVA: attempt to compile user given source.
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| 108 | dnl
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| 109 | dnl AC_TRY_RUN_JAVA: attempt to compile and run user given source.
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| 110 | dnl
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| 111 | dnl AC_JAVA_OPTIONS: adds Java configure options.
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| 112 | dnl
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| 113 | dnl AC_PROG_JAVA tests an existing Java virtual machine. It uses the
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| 114 | dnl environment variable JAVA then tests in sequence various common
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| 115 | dnl Java virtual machines. For political reasons, it starts with the
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| 116 | dnl free ones. You *must* call [AC_PROG_JAVAC] before.
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| 117 | dnl
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| 118 | dnl If you want to force a specific VM:
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| 119 | dnl
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| 120 | dnl - at the configure.in level, set JAVA=yourvm before calling
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| 121 | dnl AC_PROG_JAVA
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| 122 | dnl
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| 123 | dnl (but after AC_INIT)
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| 124 | dnl
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| 125 | dnl - at the configure level, setenv JAVA
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| 126 | dnl
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| 127 | dnl You can use the JAVA variable in your Makefile.in, with @JAVA@.
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| 128 | dnl
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| 129 | dnl *Warning*: its success or failure can depend on a proper setting of
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| 130 | dnl the CLASSPATH env. variable.
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| 131 | dnl
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| 132 | dnl TODO: allow to exclude virtual machines (rationale: most Java
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| 133 | dnl programs cannot run with some VM like kaffe).
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| 134 | dnl
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| 135 | dnl Note: This is part of the set of autoconf M4 macros for Java
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| 136 | dnl programs. It is VERY IMPORTANT that you download the whole set,
|
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| 137 | dnl some macros depend on other. Unfortunately, the autoconf archive
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| 138 | dnl does not support the concept of set of macros, so I had to break it
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| 139 | dnl for submission.
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| 140 | dnl
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| 141 | dnl A Web page, with a link to the latest CVS snapshot is at
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| 142 | dnl <http://www.internatif.org/bortzmeyer/autoconf-Java/>.
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| 143 | dnl
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| 144 | dnl This is a sample configure.in Process this file with autoconf to
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| 145 | dnl produce a configure script.
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| 146 | dnl
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| 147 | dnl AC_INIT(UnTag.java)
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| 148 | dnl
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| 149 | dnl dnl Checks for programs.
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| 150 | dnl AC_CHECK_CLASSPATH
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| 151 | dnl AC_PROG_JAVAC
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| 152 | dnl AC_PROG_JAVA
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| 153 | dnl
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| 154 | dnl dnl Checks for classes
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| 155 | dnl AC_CHECK_RQRD_CLASS(org.xml.sax.Parser)
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| 156 | dnl AC_CHECK_RQRD_CLASS(com.jclark.xml.sax.Driver)
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| 157 | dnl
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| 158 | dnl AC_OUTPUT(Makefile)
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| 159 | dnl
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| 160 | dnl @category Java
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| 161 | dnl @author Stephane Bortzmeyer <[email protected]>
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| 162 | dnl @version 2000-07-19
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| 163 | dnl @license GPLWithACException
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| 164 |
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| 165 | AC_DEFUN([AC_PROG_JAVA],[
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[23356] | 166 | if test "x$JAVA" = x ; then
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| 167 | AC_REQUIRE([AC_EXEEXT])dnl
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| 168 | if test x$JAVAPREFIX = x; then
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[19802] | 169 | test x$JAVA = x && AC_CHECK_PROGS(JAVA, java$EXEEXT)
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[23356] | 170 | else
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[19802] | 171 | test x$JAVA = x && AC_CHECK_PROGS(JAVA, java$EXEEXT, $JAVAPREFIX)
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[23356] | 172 | fi
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| 173 | test x$JAVA = x && AC_MSG_ERROR([no acceptable Java virtual machine found in \$PATH])
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[19802] | 174 | fi
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[23356] | 175 | AC_SUBST(JAVA)
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[19802] | 176 | AC_PROG_JAVA_WORKS
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| 177 | AC_PROVIDE([$0])dnl
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| 178 | ])
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| 179 |
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| 180 | dnl @synopsis AC_PROG_JAVA_WORKS
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| 181 | dnl
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| 182 | dnl Internal use ONLY.
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| 183 | dnl
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| 184 | dnl Note: This is part of the set of autoconf M4 macros for Java
|
---|
| 185 | dnl programs. It is VERY IMPORTANT that you download the whole set,
|
---|
| 186 | dnl some macros depend on other. Unfortunately, the autoconf archive
|
---|
| 187 | dnl does not support the concept of set of macros, so I had to break it
|
---|
| 188 | dnl for submission. The general documentation, as well as the sample
|
---|
| 189 | dnl configure.in, is included in the AC_PROG_JAVA macro.
|
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| 190 | dnl
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| 191 | dnl @category Java
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| 192 | dnl @author Stephane Bortzmeyer <[email protected]>
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| 193 | dnl @version 2000-07-19
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| 194 | dnl @license GPLWithACException
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| 195 |
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| 196 | AC_DEFUN([AC_PROG_JAVA_WORKS], [
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| 197 | AC_CHECK_PROG(uudecode, uudecode$EXEEXT, yes)
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| 198 | if test x$uudecode = xyes; then
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| 199 | AC_CACHE_CHECK([if uudecode can decode base 64 file], ac_cv_prog_uudecode_base64, [
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| 200 | dnl /**
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| 201 | dnl * Test.java: used to test if java compiler works.
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| 202 | dnl */
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| 203 | dnl public class Test
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| 204 | dnl {
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| 205 | dnl
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| 206 | dnl public static void
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| 207 | dnl main( String[] argv )
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| 208 | dnl {
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| 209 | dnl System.exit (0);
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| 210 | dnl }
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| 211 | dnl
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| 212 | dnl }
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| 213 | cat << \EOF > Test.uue
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| 214 | begin-base64 644 Test.class
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| 215 | yv66vgADAC0AFQcAAgEABFRlc3QHAAQBABBqYXZhL2xhbmcvT2JqZWN0AQAE
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| 216 | bWFpbgEAFihbTGphdmEvbGFuZy9TdHJpbmc7KVYBAARDb2RlAQAPTGluZU51
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| 217 | bWJlclRhYmxlDAAKAAsBAARleGl0AQAEKEkpVgoADQAJBwAOAQAQamF2YS9s
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| 218 | YW5nL1N5c3RlbQEABjxpbml0PgEAAygpVgwADwAQCgADABEBAApTb3VyY2VG
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| 219 | aWxlAQAJVGVzdC5qYXZhACEAAQADAAAAAAACAAkABQAGAAEABwAAACEAAQAB
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| 220 | AAAABQO4AAyxAAAAAQAIAAAACgACAAAACgAEAAsAAQAPABAAAQAHAAAAIQAB
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| 221 | AAEAAAAFKrcAErEAAAABAAgAAAAKAAIAAAAEAAQABAABABMAAAACABQ=
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| 222 | ====
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| 223 | EOF
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| 224 | if uudecode$EXEEXT Test.uue; then
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| 225 | ac_cv_prog_uudecode_base64=yes
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| 226 | else
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| 227 | echo "configure: __oline__: uudecode had trouble decoding base 64 file 'Test.uue'" >&AC_FD_CC
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| 228 | echo "configure: failed file was:" >&AC_FD_CC
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| 229 | cat Test.uue >&AC_FD_CC
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| 230 | ac_cv_prog_uudecode_base64=no
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| 231 | fi
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| 232 | rm -f Test.uue])
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| 233 | fi
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| 234 | if test x$ac_cv_prog_uudecode_base64 != xyes; then
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| 235 | rm -f Test.class
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| 236 | AC_MSG_WARN([I have to compile Test.class from scratch])
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| 237 | if test x$ac_cv_prog_javac_works = xno; then
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| 238 | AC_MSG_ERROR([Cannot compile java source. $JAVAC does not work properly])
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| 239 | fi
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| 240 | if test x$ac_cv_prog_javac_works = x; then
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| 241 | AC_PROG_JAVAC
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| 242 | fi
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| 243 | fi
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| 244 | AC_CACHE_CHECK(if $JAVA works, ac_cv_prog_java_works, [
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| 245 | JAVA_TEST=Test.java
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| 246 | CLASS_TEST=Test.class
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| 247 | TEST=Test
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| 248 | changequote(, )dnl
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| 249 | cat << \EOF > $JAVA_TEST
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| 250 | /* [#]line __oline__ "configure" */
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| 251 | public class Test {
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| 252 | public static void main (String args[]) {
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| 253 | System.exit (0);
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| 254 | } }
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| 255 | EOF
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| 256 | changequote([, ])dnl
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| 257 | if test x$ac_cv_prog_uudecode_base64 != xyes; then
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| 258 | if AC_TRY_COMMAND($JAVAC $JAVACFLAGS $JAVA_TEST) && test -s $CLASS_TEST; then
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| 259 | :
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| 260 | else
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| 261 | echo "configure: failed program was:" >&AC_FD_CC
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| 262 | cat $JAVA_TEST >&AC_FD_CC
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| 263 | AC_MSG_ERROR(The Java compiler $JAVAC failed (see config.log, check the CLASSPATH?))
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| 264 | fi
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| 265 | fi
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| 266 | if AC_TRY_COMMAND($JAVA $JAVAFLAGS $TEST) >/dev/null 2>&1; then
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| 267 | ac_cv_prog_java_works=yes
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| 268 | else
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| 269 | echo "configure: failed program was:" >&AC_FD_CC
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| 270 | cat $JAVA_TEST >&AC_FD_CC
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| 271 | AC_MSG_ERROR(The Java VM $JAVA failed (see config.log, check the CLASSPATH?))
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| 272 | fi
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| 273 | rm -fr $JAVA_TEST $CLASS_TEST Test.uue
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| 274 | ])
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| 275 | AC_PROVIDE([$0])dnl
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| 276 | ]
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| 277 | )
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