Blame glm4/introspection.m4

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dnl -*- mode: autoconf -*-
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dnl Copyright 2009 Johan Dahlin
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dnl
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dnl This file is free software; the author(s) gives unlimited
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dnl permission to copy and/or distribute it, with or without
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dnl modifications, as long as this notice is preserved.
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dnl
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# serial 1
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m4_define([_GOBJECT_INTROSPECTION_CHECK_INTERNAL],
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[
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    AC_BEFORE([AC_PROG_LIBTOOL],[$0])dnl setup libtool first
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    AC_BEFORE([AM_PROG_LIBTOOL],[$0])dnl setup libtool first
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    AC_BEFORE([LT_INIT],[$0])dnl setup libtool first
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    dnl enable/disable introspection
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    m4_if([$2], [require],
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    [dnl
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        enable_introspection=yes
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    ],[dnl
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        AC_ARG_ENABLE(introspection,
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                  AS_HELP_STRING([--enable-introspection[=@<:@no/auto/yes@:>@]],
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                                 [Enable introspection for this build]),, 
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                                 [enable_introspection=auto])
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    ])dnl
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    AC_MSG_CHECKING([for gobject-introspection])
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    dnl presence/version checking
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    AS_CASE([$enable_introspection],
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    [no], [dnl
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        found_introspection="no (disabled, use --enable-introspection to enable)"
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    ],dnl
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    [yes],[dnl
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        PKG_CHECK_EXISTS([gobject-introspection-1.0],,
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                         AC_MSG_ERROR([gobject-introspection-1.0 is not installed]))
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        PKG_CHECK_EXISTS([gobject-introspection-1.0 >= $1],
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                         found_introspection=yes,
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                         AC_MSG_ERROR([You need to have gobject-introspection >= $1 installed to build AC_PACKAGE_NAME]))
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    ],dnl
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    [auto],[dnl
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        PKG_CHECK_EXISTS([gobject-introspection-1.0 >= $1], found_introspection=yes, found_introspection=no)
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	dnl Canonicalize enable_introspection
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	enable_introspection=$found_introspection
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    ],dnl
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    [dnl	
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        AC_MSG_ERROR([invalid argument passed to --enable-introspection, should be one of @<:@no/auto/yes@:>@])
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    ])dnl
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    AC_MSG_RESULT([$found_introspection])
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    INTROSPECTION_SCANNER=
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    INTROSPECTION_COMPILER=
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    INTROSPECTION_GENERATE=
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    INTROSPECTION_GIRDIR=
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    INTROSPECTION_TYPELIBDIR=
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    if test "x$found_introspection" = "xyes"; then
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       INTROSPECTION_SCANNER=`$PKG_CONFIG --variable=g_ir_scanner gobject-introspection-1.0`
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       INTROSPECTION_COMPILER=`$PKG_CONFIG --variable=g_ir_compiler gobject-introspection-1.0`
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       INTROSPECTION_GENERATE=`$PKG_CONFIG --variable=g_ir_generate gobject-introspection-1.0`
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       INTROSPECTION_GIRDIR=`$PKG_CONFIG --variable=girdir gobject-introspection-1.0`
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       INTROSPECTION_TYPELIBDIR="$($PKG_CONFIG --variable=typelibdir gobject-introspection-1.0)"
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       INTROSPECTION_CFLAGS=`$PKG_CONFIG --cflags gobject-introspection-1.0`
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       INTROSPECTION_LIBS=`$PKG_CONFIG --libs gobject-introspection-1.0`
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       INTROSPECTION_MAKEFILE=`$PKG_CONFIG --variable=datadir gobject-introspection-1.0`/gobject-introspection-1.0/Makefile.introspection
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    fi
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    AC_SUBST(INTROSPECTION_SCANNER)
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    AC_SUBST(INTROSPECTION_COMPILER)
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    AC_SUBST(INTROSPECTION_GENERATE)
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    AC_SUBST(INTROSPECTION_GIRDIR)
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    AC_SUBST(INTROSPECTION_TYPELIBDIR)
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    AC_SUBST(INTROSPECTION_CFLAGS)
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    AC_SUBST(INTROSPECTION_LIBS)
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    AC_SUBST(INTROSPECTION_MAKEFILE)
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    AM_CONDITIONAL(HAVE_INTROSPECTION, test "x$found_introspection" = "xyes")
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])
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dnl Usage:
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dnl   GOBJECT_INTROSPECTION_CHECK([minimum-g-i-version])
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AC_DEFUN([GOBJECT_INTROSPECTION_CHECK],
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[
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  _GOBJECT_INTROSPECTION_CHECK_INTERNAL([$1])
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])
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dnl Usage:
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dnl   GOBJECT_INTROSPECTION_REQUIRE([minimum-g-i-version])
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AC_DEFUN([GOBJECT_INTROSPECTION_REQUIRE],
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[
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  _GOBJECT_INTROSPECTION_CHECK_INTERNAL([$1], [require])
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])