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dnl
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dnl Shared library support for CUPS.
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dnl
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dnl Copyright © 2007-2018 by Apple Inc.
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dnl Copyright © 1997-2005 by Easy Software Products, all rights reserved.
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dnl
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dnl Licensed under Apache License v2.0. See the file "LICENSE" for more
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dnl information.
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dnl
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PICFLAG=1
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DSOFLAGS="${DSOFLAGS:=}"
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AC_ARG_ENABLE(shared, [ --disable-shared do not create shared libraries])
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cupsbase="cups"
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LIBCUPSBASE="lib$cupsbase"
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LIBCUPSIMAGE=""
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LIBCUPSSTATIC="lib$cupsbase.a"
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if test x$enable_shared != xno; then
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case "$host_os_name" in
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sunos*)
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LIBCUPS="lib$cupsbase.so.2"
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if test "x$cupsimagebase" != x; then
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LIBCUPSIMAGE="lib$cupsimagebase.so.2"
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fi
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DSO="\$(CC)"
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DSOXX="\$(CXX)"
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DSOFLAGS="$DSOFLAGS -Wl,-h\`basename \$@\` -G"
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;;
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linux* | gnu* | *bsd*)
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LIBCUPS="lib$cupsbase.so.2"
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if test "x$cupsimagebase" != x; then
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LIBCUPSIMAGE="lib$cupsimagebase.so.2"
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fi
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DSO="\$(CC)"
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DSOXX="\$(CXX)"
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DSOFLAGS="$DSOFLAGS -Wl,-soname,\`basename \$@\` -shared"
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;;
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darwin*)
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LIBCUPS="lib$cupsbase.2.dylib"
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if test "x$cupsimagebase" != x; then
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LIBCUPSIMAGE="lib$cupsimagebase.2.dylib"
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fi
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DSO="\$(CC)"
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DSOXX="\$(CXX)"
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DSOFLAGS="$DSOFLAGS -Wl,-no_warn_inits -dynamiclib -single_module -lc"
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;;
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*)
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echo "Warning: shared libraries may not be supported. Trying -shared"
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echo " option with compiler."
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LIBCUPS="lib$cupsbase.so.2"
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if test "x$cupsimagebase" != x; then
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LIBCUPSIMAGE="lib$cupsimagebase.so.2"
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fi
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DSO="\$(CC)"
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DSOXX="\$(CXX)"
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DSOFLAGS="$DSOFLAGS -Wl,-soname,\`basename \$@\` -shared"
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;;
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esac
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else
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PICFLAG=0
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LIBCUPS="lib$cupsbase.a"
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if test "x$cupsimagebase" != x; then
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LIBCUPSIMAGE="lib$cupsimagebase.a"
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fi
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DSO=":"
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DSOXX=":"
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fi
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AC_SUBST(DSO)
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AC_SUBST(DSOXX)
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AC_SUBST(DSOFLAGS)
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AC_SUBST(LIBCUPS)
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AC_SUBST(LIBCUPSBASE)
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AC_SUBST(LIBCUPSIMAGE)
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AC_SUBST(LIBCUPSSTATIC)
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if test x$enable_shared = xno; then
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LINKCUPS="../cups/lib$cupsbase.a \$(LIBS)"
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EXTLINKCUPS="-lcups \$LIBS"
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else
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LINKCUPS="-L../cups -l${cupsbase}"
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EXTLINKCUPS="-lcups"
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fi
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AC_SUBST(EXTLINKCUPS)
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AC_SUBST(LINKCUPS)
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dnl Update libraries for DSOs...
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EXPORT_LDFLAGS=""
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if test "$DSO" != ":"; then
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# Tell the run-time linkers where to find a DSO. Some platforms
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# need this option, even when the library is installed in a
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# standard location...
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case $host_os_name in
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sunos*)
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# Solaris...
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if test $exec_prefix != /usr; then
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DSOFLAGS="-R$libdir $DSOFLAGS"
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LDFLAGS="$LDFLAGS -R$libdir"
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EXPORT_LDFLAGS="-R$libdir"
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fi
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;;
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*bsd*)
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# *BSD...
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if test $exec_prefix != /usr; then
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DSOFLAGS="-Wl,-R$libdir $DSOFLAGS"
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LDFLAGS="$LDFLAGS -Wl,-R$libdir"
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EXPORT_LDFLAGS="-Wl,-R$libdir"
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fi
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;;
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linux* | gnu*)
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# Linux, and HURD...
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if test $exec_prefix != /usr; then
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DSOFLAGS="-Wl,-rpath,$libdir $DSOFLAGS"
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LDFLAGS="$LDFLAGS -Wl,-rpath,$libdir"
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EXPORT_LDFLAGS="-Wl,-rpath,$libdir"
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fi
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;;
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esac
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fi
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AC_SUBST(EXPORT_LDFLAGS)
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