Re: classpath-config script.

[John Leuner]

Can I commit this to CVS?

John Leuner


On Thu, 2002-09-05 at 16:12, C. Scott Ananian wrote:
> I am porting the FLEX compiler infrastructure (http://flexc.lcs.mit.edu)
> to work with GNU classpath, and noticed that classpath was missing
> a <foo>-config script (similar to the gtk-config script) that would tell
> you where the various libraries have been placed after installation.
> So I wrote one; the patch is appended.  This way other applications
> can use commands such as:
>   java -bootclasspath `classpath-config --classpath` ...
> instead of trying to figure out manually where glibj.zip has hidden itself
> on this particular platform.  Also 'classpath-config --version' will
> report the version number of classpath, which is handy for VMs which would
> like to keep up with the changing VM interface of classpath.  [And on that
> note, it would be handy if the version number of the copy from CVS were
> changed to something other than 0.04 to account for the change in the
> Runtime.execInternal contract.]
> 
> Comments are welcome; I hope this is something that can be committed in
> time for classpath 0.05.  I'm cc'ing John Leuner, maintainer of the
> debian package of classpath (actually, I think he's on the address@hidden
> list, but better safe than sorry) -- I'm actually hoping that this could
> be backported to the classpath 0.04 debian package (the patch will apply
> to both current CVS and to the 0.04 release) to make it easier to install
> my FLEX project on debian machines using the classpath package.
> 
> Don't forget to re-run automake && autoconf after patching. =)
>   --scott [patch appended after .sig]
> 
> ASW Sudan Yakima Mk 48 spy AK-47 Kennedy NORAD Ft. Meade Honduras 
> Semtex explosion C4 SLBM overthrow RNC Yeltsin blowfish UKUSA nuclear 
>                          ( http://cscott.net/ )
> 
> diff -ruHpN classpath-0.04.orig/Makefile.am classpath-0.04/Makefile.am
> --- classpath-0.04.orig/Makefile.am   2002-02-07 23:04:55.000000000 -0500
> +++ classpath-0.04/Makefile.am        2002-09-05 07:57:54.000000000 -0400
> @@ -4,6 +4,8 @@ SUBDIRS = lib native doc resource com gn
>  
>  native: lib
>  
> +bin_SCRIPTS = classpath-config
> +
>  EXTRA_DIST = HACKING BUGS THANKYOU mauve-classpath
>  
>  dist-hook:
> diff -ruHpN classpath-0.04.orig/classpath-config.in 
> classpath-0.04/classpath-config.in
> --- classpath-0.04.orig/classpath-config.in   1969-12-31 19:00:00.000000000 
> -0500
> +++ classpath-0.04/classpath-config.in        2002-09-05 07:40:23.000000000 
> -0400
> @@ -0,0 +1,134 @@
> +#!/bin/sh
> +
> address@hidden@
> address@hidden@
> +exec_prefix_set=no
> +
> address@hidden@
> address@hidden@
> +
> +usage()
> +{
> +     cat <<EOF
> +Usage: classpath-config [OPTIONS] [LIBRARIES]
> +Options:
> +     [--prefix[=DIR]]
> +     [--exec-prefix[=DIR]]
> +     [--datadir[=DIR]]
> +     [--pkgdatadir]
> +     [--libdir[=DIR]]
> +     [--pkglibdir]
> +     [--version]
> +     [--libs]
> +     [--classpath]
> +Libraries:
> +     classpath
> +EOF
> +     exit $1
> +}
> +
> +if test $# -eq 0; then
> +     usage 1 1>&2
> +fi
> +
> +lib_classpath=yes
> +
> +while test $# -gt 0; do
> +  case "$1" in
> +  -*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
> +  *) optarg= ;;
> +  esac
> +
> +  case $1 in
> +    --prefix=*)
> +      prefix=$optarg
> +      if test $exec_prefix_set = no ; then
> +        exec_prefix=$optarg
> +      fi
> +      ;;
> +    --prefix)
> +      echo_prefix=yes
> +      ;;
> +    --exec-prefix=*)
> +      exec_prefix=$optarg
> +      exec_prefix_set=yes
> +      ;;
> +    --exec-prefix)
> +      echo_exec_prefix=yes
> +      ;;
> +    --datadir=*)
> +      datadir=$optarg
> +      datadir_set=yes
> +      ;;
> +    --datadir)
> +      echo_datadir=yes
> +      ;;
> +    --pkgdatadir)
> +      echo_pkgdatadir=yes
> +      ;;
> +    --libdir=*)
> +      libdir=$optarg
> +      libdir_set=yes
> +      ;;
> +    --libdir)
> +      echo_libdir=yes
> +      ;;
> +    --pkglibdir)
> +      echo_pkglibdir=yes
> +      ;;
> +    --version)
> +      echo @VERSION@
> +      ;;
> +    --classpath)
> +      echo_classpath=yes
> +      ;;
> +    --libs)
> +      echo_libs=yes
> +      ;;
> +    classpath)
> +      lib_classpath=yes
> +      ;;
> +    *)
> +      usage 1 1>&2
> +      ;;
> +  esac
> +  shift
> +done
> +
> +pkgdatadir=$datadir/@PACKAGE@
> +pkglibdir=$libdir/@PACKAGE@
> +
> +if test "$echo_prefix" = "yes"; then
> +     echo $prefix
> +fi
> +
> +if test "$echo_exec_prefix" = "yes"; then
> +     echo $exec_prefix
> +fi
> +
> +if test "$echo_datadir" = "yes"; then
> +     echo $datadir
> +fi
> +
> +if test "$echo_pkgdatadir" = "yes"; then
> +     echo $pkgdatadir
> +fi
> +
> +if test "$echo_classpath" = "yes"; then
> +    # if classpath is ever split up into multiple bytecode archives, list
> +    # all of them here, separated by ':' (is this platform-dependent?)
> +      echo $pkgdatadir/glibj.zip
> +fi
> +
> +if test "$echo_libs" = "yes"; then
> +    # all the libraries needed to link classpath native code w/ a
> +    # static executable
> +      libdirs=-L$pkglibdir
> +      my_libs=
> +      for i in javautil gtkpeer javaio javalangreflect javalang javanet ; do
> +     # files are in $pkglibdir/lib${i}.so
> +     my_libs="$my_libs -l$i"
> +      done
> +
> +      echo $libdirs $my_libs
> +fi      
> diff -ruHpN classpath-0.04.orig/configure.in classpath-0.04/configure.in
> --- classpath-0.04.orig/configure.in  2002-05-06 00:26:19.000000000 -0400
> +++ classpath-0.04/configure.in       2002-09-05 08:56:02.000000000 -0400
> @@ -374,8 +374,10 @@ vm/reference/java/lang/Makefile
>  vm/reference/java/lang/reflect/Makefile
>  lib/Makefile
>  lib/gen-classlist.sh
> -lib/gen_nio.sh,
> -[ chmod 755 lib/gen-classlist.sh
> +lib/gen_nio.sh
> +classpath-config
> +doc/classpath-config.1,
> +[ chmod 755 lib/gen-classlist.sh classpath-config
>  ])
>  
>  
> diff -ruHpN classpath-0.04.orig/doc/Makefile.am classpath-0.04/doc/Makefile.am
> --- classpath-0.04.orig/doc/Makefile.am       2001-01-06 23:22:27.000000000 
> -0500
> +++ classpath-0.04/doc/Makefile.am    2002-09-05 07:57:54.000000000 -0400
> @@ -1,5 +1,7 @@
>  info_TEXINFOS = hacking.texinfo vmintegration.texinfo
>  
> +man_MANS = classpath-config.1
> +
>  %.dvi : %.texinfo
>       texi2dvi $<
>  
> diff -ruHpN classpath-0.04.orig/doc/classpath-config.1.in 
> classpath-0.04/doc/classpath-config.1.in
> --- classpath-0.04.orig/doc/classpath-config.1.in     1969-12-31 
> 19:00:00.000000000 -0500
> +++ classpath-0.04/doc/classpath-config.1.in  2002-09-05 09:04:03.000000000 
> -0400
> @@ -0,0 +1,64 @@
> +.TH classpath-config 1 "5 September 2002" Classpath "Version @VERSION@"
> +.SH NAME
> +classpath-config - Get information about a GNU Classpath installation
> +.SH SYNOPSIS
> +.B classpath-config
> +[\-\-prefix\fI[=DIR]\fP] [\-\-exec\-prefix\fI[=DIR]\fP] 
> [\-\-datadir\fI[=DIR]\fP] [\-\-libdir\fI[=DIR]\fP] [\-\-pkgdatadir] 
> [\-\-pkglibdir] [\-\-version] [\-\-libs] [\-\-classpath]
> +.SH DESCRIPTION
> +.PP
> +\fIclasspath-config\fP is a tool that is used to determine
> +the compiler and linker flags that should be used to compile
> +and link programs that use GNU \fIClasspath\fP. It may also be used
> +internally in macros for GNU autoconf for packages which use
> +GNU \fIClasspath\fP.
> +.
> +.SH OPTIONS
> +.l
> +\fIclasspath-config\fP accepts the following options:
> +.TP 8
> +.B  \-\-version
> +Print the currently installed version of GNU \fIClasspath\fP on the
> +standard output.
> +.TP 8
> +.B  \-\-libs
> +Print the linker flags that are necessary to link the native code in
> +GNU \fIClasspath\fP with a static executable.
> +.TP 8
> +.B  \-\-classpath
> +Print the java classpath necessary for a java compiler to compile a
> +java program against GNU \fIClasspath\fP.
> +.TP 8
> +.B  \-\-prefix=PREFIX
> +If specified, use PREFIX instead of the installation prefix that 
> +GNU \fIClasspath\fP was built with when computing the output for the
> +\-\-classpath and \-\-libs options. This option is also used for the
> +exec prefix if \-\-exec\-prefix was not specified. This option must be
> +specified before any \-\-libs or \-\-classpath options.
> +.TP 8
> +.B  \-\-exec\-prefix=PREFIX
> +If specified, use PREFIX instead of the installation exec prefix that
> +GNU \fIClasspath\fP was built with when computing the output for the
> +\-\-classpath and \-\-libs options.  This option must be specified before
> +any \-\-libs or \-\-classpath options.
> +.TP 8
> +.B  \-\-datadir=DATADIR
> +If specified, use DATADIR instead of the data directory prefix that
> +GNU \fIClasspath\fP was built with when computing the output for the
> +\-\-classpath and \-\-libs options.  This option must be specified before
> +any \-\-libs or \-\-classpath options.
> +.TP 8
> +.B  \-\-libdir=LIBDIR
> +If specified, use LIBDIR instead of the library directory prefix that
> +GNU \fIClasspath\fP was built with when computing the output for the
> +\-\-classpath and \-\-libs options.  This option must be specified before
> +any \-\-libs or \-\-classpath options.
> +.SH SEE ALSO
> +.BR gtk-config (1)
> +.SH COPYRIGHT
> +Copyright \(co  2002 C. Scott Ananian
> +
> +Permission to use, copy, modify, and distribute this software and its
> +documentation for any purpose and without fee is hereby granted,
> +provided that the above copyright notice appear in all copies and that
> +both that copyright notice and this permission notice appear in
> +supporting documentation.
> 
> 
> 
> _______________________________________________
> Classpath mailing list
> address@hidden
> http://mail.gnu.org/mailman/listinfo/classpath