1 #
2 # Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 #
5 # This code is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License version 2 only, as
7 # published by the Free Software Foundation. Oracle designates this
8 # particular file as subject to the "Classpath" exception as provided
9 # by Oracle in the LICENSE file that accompanied this code.
10 #
11 # This code is distributed in the hope that it will be useful, but WITHOUT
12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 # version 2 for more details (a copy is included in the LICENSE file that
15 # accompanied this code).
16 #
17 # You should have received a copy of the GNU General Public License version
18 # 2 along with this work; if not, write to the Free Software Foundation,
19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 #
21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 # or visit www.oracle.com if you need additional information or have any
23 # questions.
24 #
25
26 # Major library component reside in separate files.
27 m4_include([lib-alsa.m4])
28 m4_include([lib-bundled.m4])
29 m4_include([lib-cups.m4])
30 m4_include([lib-ffi.m4])
31 m4_include([lib-freetype.m4])
32 m4_include([lib-std.m4])
33 m4_include([lib-x11.m4])
34 m4_include([lib-fontconfig.m4])
35 m4_include([lib-tests.m4])
36 m4_include([lib-clang.m4])
37
38 ################################################################################
39 # Determine which libraries are needed for this configuration
40 ################################################################################
41 AC_DEFUN_ONCE([LIB_DETERMINE_DEPENDENCIES],
42 [
43 # Check if X11 is needed
44 if test "x$OPENJDK_TARGET_OS" = xwindows || test "x$OPENJDK_TARGET_OS" = xmacosx; then
45 # No X11 support on windows or macosx
46 NEEDS_LIB_X11=false
47 else
48 # All other instances need X11, even if building headless only, libawt still
49 # needs X11 headers.
50 NEEDS_LIB_X11=true
51 fi
52
53 # Check if fontconfig is needed
54 if test "x$OPENJDK_TARGET_OS" = xwindows || test "x$OPENJDK_TARGET_OS" = xmacosx; then
55 # No fontconfig support on windows or macosx
56 NEEDS_LIB_FONTCONFIG=false
57 else
58 # All other instances need fontconfig, even if building headless only,
59 # libawt still needs fontconfig headers.
60 NEEDS_LIB_FONTCONFIG=true
61 fi
62
63 # Check if cups is needed
64 if test "x$OPENJDK_TARGET_OS" = xwindows; then
65 # Windows have a separate print system
66 NEEDS_LIB_CUPS=false
67 else
68 NEEDS_LIB_CUPS=true
69 fi
70
71 # A custom hook may have set this already
72 if test "x$NEEDS_LIB_FREETYPE" = "x"; then
73 NEEDS_LIB_FREETYPE=true
74 fi
75
76 # Check if alsa is needed
77 if test "x$OPENJDK_TARGET_OS" = xlinux; then
78 NEEDS_LIB_ALSA=true
79 else
80 NEEDS_LIB_ALSA=false
81 fi
82
83 # Check if ffi is needed
84 if HOTSPOT_CHECK_JVM_VARIANT(zero); then
85 NEEDS_LIB_FFI=true
86 else
87 NEEDS_LIB_FFI=false
88 fi
89 ])
90
91 ################################################################################
92 # Parse library options, and setup needed libraries
93 ################################################################################
94 AC_DEFUN_ONCE([LIB_SETUP_LIBRARIES],
95 [
96 LIB_SETUP_STD_LIBS
97 LIB_SETUP_X11
98 LIB_SETUP_CUPS
99 LIB_SETUP_FONTCONFIG
100 LIB_SETUP_FREETYPE
101 LIB_SETUP_ALSA
102 LIB_SETUP_LIBFFI
103 LIB_SETUP_BUNDLED_LIBS
104 LIB_SETUP_MISC_LIBS
105 LIB_TESTS_SETUP_GTEST
106 LIB_SETUP_LIBCLANG
107
108 BASIC_JDKLIB_LIBS=""
109 if test "x$TOOLCHAIN_TYPE" != xmicrosoft; then
110 BASIC_JDKLIB_LIBS="-ljava -ljvm"
111 fi
112
113 # Math library
114 BASIC_JVM_LIBS="$LIBM"
115
116 # Dynamic loading library
117 if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xaix; then
118 BASIC_JVM_LIBS="$BASIC_JVM_LIBS $LIBDL"
119 fi
120
121 # Threading library
122 if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xaix; then
123 BASIC_JVM_LIBS="$BASIC_JVM_LIBS -lpthread"
124 fi
125
126 # librt for legacy clock_gettime
127 if test "x$OPENJDK_TARGET_OS" = xlinux; then
128 # Hotspot needs to link librt to get the clock_* functions.
129 # But once our supported minimum build and runtime platform
130 # has glibc 2.17, this can be removed as the functions are
131 # in libc.
132 BASIC_JVM_LIBS="$BASIC_JVM_LIBS -lrt"
133 fi
134
135 # Atomic library
136 # 32-bit platforms needs fallback library for 8-byte atomic ops on Zero
137 if HOTSPOT_CHECK_JVM_VARIANT(zero); then
138 if test "x$OPENJDK_TARGET_OS" = xlinux &&
139 (test "x$OPENJDK_TARGET_CPU" = xarm ||
140 test "x$OPENJDK_TARGET_CPU" = xm68k ||
141 test "x$OPENJDK_TARGET_CPU" = xmips ||
142 test "x$OPENJDK_TARGET_CPU" = xmipsel ||
143 test "x$OPENJDK_TARGET_CPU" = xppc ||
144 test "x$OPENJDK_TARGET_CPU" = xsh); then
145 BASIC_JVM_LIBS="$BASIC_JVM_LIBS -latomic"
146 fi
147 fi
148
149 # perfstat lib
150 if test "x$OPENJDK_TARGET_OS" = xaix; then
151 BASIC_JVM_LIBS="$BASIC_JVM_LIBS -lperfstat"
152 fi
153
154 if test "x$OPENJDK_TARGET_OS" = xwindows; then
155 BASIC_JVM_LIBS="$BASIC_JVM_LIBS kernel32.lib user32.lib gdi32.lib winspool.lib \
156 comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib \
157 wsock32.lib winmm.lib version.lib psapi.lib"
158 fi
159
160 JDKLIB_LIBS="$BASIC_JDKLIB_LIBS"
161 JDKEXE_LIBS=""
162 JVM_LIBS="$BASIC_JVM_LIBS"
163 OPENJDK_BUILD_JDKLIB_LIBS="$BASIC_JDKLIB_LIBS"
164 OPENJDK_BUILD_JVM_LIBS="$BASIC_JVM_LIBS"
165
166 AC_SUBST(JDKLIB_LIBS)
167 AC_SUBST(JDKEXE_LIBS)
168 AC_SUBST(JVM_LIBS)
169 AC_SUBST(OPENJDK_BUILD_JDKLIB_LIBS)
170 AC_SUBST(OPENJDK_BUILD_JVM_LIBS)
171 ])
172
173 ################################################################################
174 # Setup various libraries, typically small system libraries
175 ################################################################################
176 AC_DEFUN_ONCE([LIB_SETUP_MISC_LIBS],
177 [
178 # Setup libm (the maths library)
179 if test "x$OPENJDK_TARGET_OS" != "xwindows"; then
180 AC_CHECK_LIB(m, cos, [], [
181 AC_MSG_NOTICE([Maths library was not found])
182 ])
183 LIBM="-lm"
184 else
185 LIBM=""
186 fi
187 AC_SUBST(LIBM)
188
189 # Setup libdl (for dynamic library loading)
190 save_LIBS="$LIBS"
191 LIBS=""
192 AC_CHECK_LIB(dl, dlopen)
193 LIBDL="$LIBS"
194 AC_SUBST(LIBDL)
195 LIBS="$save_LIBS"
196
197 # Control if libzip can use mmap. Available for purposes of overriding.
198 LIBZIP_CAN_USE_MMAP=true
199 AC_SUBST(LIBZIP_CAN_USE_MMAP)
200 ])