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Commit | Line | Data |
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1 | dnl | |
2 | dnl Shared library support for CUPS. | |
3 | dnl | |
4 | dnl Copyright © 2007-2018 by Apple Inc. | |
5 | dnl Copyright © 1997-2005 by Easy Software Products, all rights reserved. | |
6 | dnl | |
7 | dnl Licensed under Apache License v2.0. See the file "LICENSE" for more | |
8 | dnl information. | |
9 | dnl | |
10 | ||
11 | PICFLAG=1 | |
12 | DSOFLAGS="${DSOFLAGS:=}" | |
13 | ||
14 | AC_ARG_ENABLE(shared, [ --disable-shared do not create shared libraries]) | |
15 | ||
16 | cupsbase="cups" | |
17 | LIBCUPSBASE="lib$cupsbase" | |
18 | LIBCUPSIMAGE="" | |
19 | LIBCUPSSTATIC="lib$cupsbase.a" | |
20 | ||
21 | if test x$enable_shared != xno; then | |
22 | case "$host_os_name" in | |
23 | sunos*) | |
24 | LIBCUPS="lib$cupsbase.so.2" | |
25 | if test "x$cupsimagebase" != x; then | |
26 | LIBCUPSIMAGE="lib$cupsimagebase.so.2" | |
27 | fi | |
28 | DSO="\$(CC)" | |
29 | DSOXX="\$(CXX)" | |
30 | DSOFLAGS="$DSOFLAGS -Wl,-h\`basename \$@\` -G" | |
31 | ;; | |
32 | linux* | gnu* | *bsd*) | |
33 | LIBCUPS="lib$cupsbase.so.2" | |
34 | if test "x$cupsimagebase" != x; then | |
35 | LIBCUPSIMAGE="lib$cupsimagebase.so.2" | |
36 | fi | |
37 | DSO="\$(CC)" | |
38 | DSOXX="\$(CXX)" | |
39 | DSOFLAGS="$DSOFLAGS -Wl,-soname,\`basename \$@\` -shared" | |
40 | ;; | |
41 | darwin*) | |
42 | LIBCUPS="lib$cupsbase.2.dylib" | |
43 | if test "x$cupsimagebase" != x; then | |
44 | LIBCUPSIMAGE="lib$cupsimagebase.2.dylib" | |
45 | fi | |
46 | DSO="\$(CC)" | |
47 | DSOXX="\$(CXX)" | |
48 | DSOFLAGS="$DSOFLAGS -Wl,-no_warn_inits -dynamiclib -single_module -lc" | |
49 | ;; | |
50 | *) | |
51 | echo "Warning: shared libraries may not be supported. Trying -shared" | |
52 | echo " option with compiler." | |
53 | LIBCUPS="lib$cupsbase.so.2" | |
54 | if test "x$cupsimagebase" != x; then | |
55 | LIBCUPSIMAGE="lib$cupsimagebase.so.2" | |
56 | fi | |
57 | DSO="\$(CC)" | |
58 | DSOXX="\$(CXX)" | |
59 | DSOFLAGS="$DSOFLAGS -Wl,-soname,\`basename \$@\` -shared" | |
60 | ;; | |
61 | esac | |
62 | else | |
63 | PICFLAG=0 | |
64 | LIBCUPS="lib$cupsbase.a" | |
65 | if test "x$cupsimagebase" != x; then | |
66 | LIBCUPSIMAGE="lib$cupsimagebase.a" | |
67 | fi | |
68 | DSO=":" | |
69 | DSOXX=":" | |
70 | fi | |
71 | ||
72 | AC_SUBST(DSO) | |
73 | AC_SUBST(DSOXX) | |
74 | AC_SUBST(DSOFLAGS) | |
75 | AC_SUBST(LIBCUPS) | |
76 | AC_SUBST(LIBCUPSBASE) | |
77 | AC_SUBST(LIBCUPSIMAGE) | |
78 | AC_SUBST(LIBCUPSSTATIC) | |
79 | ||
80 | if test x$enable_shared = xno; then | |
81 | LINKCUPS="../cups/lib$cupsbase.a" | |
82 | EXTLINKCUPS="-lcups" | |
83 | ||
84 | if test "x$cupsimagebase" != x; then | |
85 | LINKCUPSIMAGE="../cups/lib$cupsimagebase.a" | |
86 | EXTLINKCUPSIMAGE="-l$cupsimagebase" | |
87 | else | |
88 | LINKCUPSIMAGE="" | |
89 | EXTLINKCUPSIMAGE="" | |
90 | fi | |
91 | else | |
92 | LINKCUPS="-l${cupsbase}" | |
93 | EXTLINKCUPS="-lcups" | |
94 | ||
95 | if test "x$cupsimagebase" != x; then | |
96 | LINKCUPSIMAGE="-l$cupsimagebase" | |
97 | EXTLINKCUPSIMAGE="-l$cupsimagebase" | |
98 | else | |
99 | LINKCUPSIMAGE="" | |
100 | EXTLINKCUPSIMAGE="" | |
101 | fi | |
102 | fi | |
103 | ||
104 | AC_SUBST(EXTLINKCUPS) | |
105 | AC_SUBST(EXTLINKCUPSIMAGE) | |
106 | AC_SUBST(LINKCUPS) | |
107 | AC_SUBST(LINKCUPSIMAGE) | |
108 | ||
109 | dnl Update libraries for DSOs... | |
110 | EXPORT_LDFLAGS="" | |
111 | ||
112 | if test "$DSO" != ":"; then | |
113 | # When using DSOs the image libraries are linked to libcupsimage.so | |
114 | # rather than to the executables. This makes things smaller if you | |
115 | # are using any static libraries, and it also allows us to distribute | |
116 | # a single DSO rather than a bunch... | |
117 | DSOLIBS="\$(LIBZ)" | |
118 | IMGLIBS="" | |
119 | ||
120 | # Tell the run-time linkers where to find a DSO. Some platforms | |
121 | # need this option, even when the library is installed in a | |
122 | # standard location... | |
123 | case $host_os_name in | |
124 | sunos*) | |
125 | # Solaris... | |
126 | if test $exec_prefix != /usr; then | |
127 | DSOFLAGS="-R$libdir $DSOFLAGS" | |
128 | LDFLAGS="$LDFLAGS -R$libdir" | |
129 | EXPORT_LDFLAGS="-R$libdir" | |
130 | fi | |
131 | ;; | |
132 | *bsd*) | |
133 | # *BSD... | |
134 | if test $exec_prefix != /usr; then | |
135 | DSOFLAGS="-Wl,-R$libdir $DSOFLAGS" | |
136 | LDFLAGS="$LDFLAGS -Wl,-R$libdir" | |
137 | EXPORT_LDFLAGS="-Wl,-R$libdir" | |
138 | fi | |
139 | ;; | |
140 | linux* | gnu*) | |
141 | # Linux, and HURD... | |
142 | if test $exec_prefix != /usr; then | |
143 | DSOFLAGS="-Wl,-rpath,$libdir $DSOFLAGS" | |
144 | LDFLAGS="$LDFLAGS -Wl,-rpath,$libdir" | |
145 | EXPORT_LDFLAGS="-Wl,-rpath,$libdir" | |
146 | fi | |
147 | ;; | |
148 | esac | |
149 | else | |
150 | DSOLIBS="" | |
151 | IMGLIBS="\$(LIBZ)" | |
152 | fi | |
153 | ||
154 | AC_SUBST(DSOLIBS) | |
155 | AC_SUBST(IMGLIBS) | |
156 | AC_SUBST(EXPORT_LDFLAGS) |