2 dnl "$Id: cups-sharedlibs.m4 5112 2006-02-16 04:41:59Z mike $"
4 dnl Shared library support for the Common UNIX Printing System (CUPS).
6 dnl Copyright 1997-2005 by Easy Software Products, all rights reserved.
8 dnl These coded instructions, statements, and computer programs are the
9 dnl property of Easy Software Products and are protected by Federal
10 dnl copyright law. Distribution and use rights are outlined in the file
11 dnl "LICENSE.txt" which should have been included with this file. If this
12 dnl file is missing or damaged please contact Easy Software Products
15 dnl Attn: CUPS Licensing Information
16 dnl Easy Software Products
17 dnl 44141 Airport View Drive, Suite 204
18 dnl Hollywood, Maryland 20636 USA
20 dnl Voice: (301) 373-9600
21 dnl EMail: cups-info@cups.org
22 dnl WWW: http://www.cups.org
26 DSOFLAGS="${DSOFLAGS:=}"
28 AC_ARG_ENABLE(shared, [ --enable-shared turn on shared libraries, default=yes])
30 if test x$enable_shared != xno; then
33 LIBCUPS="libcups.so.2"
34 LIBCUPSIMAGE="libcupsimage.so.2"
36 DSOFLAGS="$DSOFLAGS -Wl,-h,\$@ -G \$(OPTIM)"
39 LIBCUPS="libcups.sl.2"
40 LIBCUPSIMAGE="libcupsimage.sl.2"
42 DSOFLAGS="$DSOFLAGS -b -z +h \$@"
45 LIBCUPS="libcups.so.2"
46 LIBCUPSIMAGE="libcupsimage.so.2"
48 DSOFLAGS="$DSOFLAGS -Wl,-rpath,\$(libdir),-set_version,sgi2.6,-soname,\$@ -shared \$(OPTIM)"
50 OSF1* | Linux | GNU | *BSD*)
51 LIBCUPS="libcups.so.2"
52 LIBCUPSIMAGE="libcupsimage.so.2"
54 DSOFLAGS="$DSOFLAGS -Wl,-soname,\$@ -shared \$(OPTIM)"
57 LIBCUPS="libcups.2.dylib"
58 LIBCUPSIMAGE="libcupsimage.2.dylib"
60 DSOFLAGS="$DSOFLAGS \$(RC_CFLAGS) -dynamiclib -single_module -lc"
64 LIBCUPSIMAGE="libcupsimage_s.a"
66 DSOFLAGS="$DSOFLAGS -Wl,-bexpall,-bM:SRE,-bnoentry,-blibpath:\$(libdir)"
69 echo "Warning: shared libraries may not be supported. Trying -shared"
70 echo " option with compiler."
71 LIBCUPS="libcups.so.2"
72 LIBCUPSIMAGE="libcupsimage.so.2"
74 DSOFLAGS="$DSOFLAGS -Wl,-soname,\$@ -shared \$(OPTIM)"
80 LIBCUPSIMAGE="libcupsimage.a"
87 AC_SUBST(LIBCUPSIMAGE)
89 if test x$enable_shared = xno; then
90 LINKCUPS="../cups/libcups.a"
91 LINKCUPSIMAGE="../filter/libcupsimage.a"
93 if test $uname = AIX; then
95 LINKCUPSIMAGE="-lcupsimage_s"
98 LINKCUPSIMAGE="-lcupsimage"
103 AC_SUBST(LINKCUPSIMAGE)
105 dnl Update libraries for DSOs...
108 if test "$DSO" != ":"; then
109 # When using DSOs the image libraries are linked to libcupsimage.so
110 # rather than to the executables. This makes things smaller if you
111 # are using any static libraries, and it also allows us to distribute
112 # a single DSO rather than a bunch...
113 DSOLIBS="\$(LIBPNG) \$(LIBTIFF) \$(LIBJPEG) \$(LIBZ)"
116 # The *BSD, HP-UX, and Solaris run-time linkers need help when
117 # deciding where to find a DSO. Add linker options to tell them
118 # where to find the DSO (usually in /usr/lib... duh!)
122 DSOFLAGS="+s +b $libdir $DSOFLAGS"
123 LDFLAGS="$LDFLAGS -Wl,+s,+b,$libdir"
124 EXPORT_LDFLAGS="-Wl,+s,+b,$libdir"
128 DSOFLAGS="-R$libdir $DSOFLAGS"
129 LDFLAGS="$LDFLAGS -R$libdir"
130 EXPORT_LDFLAGS="-R$libdir"
134 DSOFLAGS="-Wl,-R$libdir $DSOFLAGS"
135 LDFLAGS="$LDFLAGS -Wl,-R$libdir"
136 EXPORT_LDFLAGS="-Wl,-R$libdir"
140 DSOFLAGS="-Wl,-rpath,$libdir $DSOFLAGS"
141 LDFLAGS="$LDFLAGS -Wl,-rpath,$libdir"
142 EXPORT_LDFLAGS="-Wl,-rpath,$libdir"
147 IMGLIBS="\$(LIBPNG) \$(LIBTIFF) \$(LIBJPEG) \$(LIBZ)"
152 AC_SUBST(EXPORT_LDFLAGS)
155 dnl End of "$Id: cups-sharedlibs.m4 5112 2006-02-16 04:41:59Z mike $".