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a190e979 | 1 | ## |
50bd5d25 | 2 | ## This file is part of the libsigrokdecode project. |
a190e979 UH |
3 | ## |
4 | ## Copyright (C) 2010 Bert Vermeulen <bert@biot.com> | |
5 | ## | |
6 | ## This program is free software: you can redistribute it and/or modify | |
7 | ## it under the terms of the GNU General Public License as published by | |
8 | ## the Free Software Foundation, either version 3 of the License, or | |
9 | ## (at your option) any later version. | |
10 | ## | |
11 | ## This program is distributed in the hope that it will be useful, | |
12 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ## GNU General Public License for more details. | |
15 | ## | |
16 | ## You should have received a copy of the GNU General Public License | |
17 | ## along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | ## | |
19 | ||
066ecdab UH |
20 | # We require at least autoconf 2.63 (AC_INIT format changed there). |
21 | AC_PREREQ([2.63]) | |
a190e979 | 22 | |
a101c52f | 23 | # libsigrokdecode package version number (NOT the same as shared lib version!). |
14b42dad | 24 | m4_define([srd_package_version_major], [0]) |
10b38516 BV |
25 | m4_define([srd_package_version_minor], [2]) |
26 | m4_define([srd_package_version_micro], [0]) | |
14b42dad | 27 | m4_define([srd_package_version], [srd_package_version_major.srd_package_version_minor.srd_package_version_micro]) |
a190e979 | 28 | |
14b42dad | 29 | AC_INIT([libsigrokdecode], [srd_package_version], |
2891e1bc UH |
30 | [sigrok-devel@lists.sourceforge.net], [libsigrokdecode], |
31 | [http://www.sigrok.org]) | |
a190e979 | 32 | AC_CONFIG_HEADER([config.h]) |
087d133d UH |
33 | AC_CONFIG_MACRO_DIR([autostuff]) |
34 | AC_CONFIG_AUX_DIR([autostuff]) | |
a190e979 | 35 | |
066ecdab | 36 | # We require at least automake 1.11 (needed for 'silent rules'). |
20e950fe | 37 | AM_INIT_AUTOMAKE([1.11 -Wall -Werror subdir-objects check-news color-tests]) |
a190e979 | 38 | m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) |
bdd820e3 | 39 | m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) |
a190e979 | 40 | |
14b42dad UH |
41 | AH_TOP([#ifndef SRD_CONFIG_H |
42 | #define SRD_CONFIG_H /* To stop multiple inclusions. */]) | |
43 | AH_BOTTOM([#endif /* SRD_CONFIG_H */]) | |
a190e979 | 44 | |
4bd77045 UH |
45 | # Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden |
46 | # and enforce use of SRD_API to explicitly mark all public API functions. | |
cb73763d | 47 | CFLAGS="$CFLAGS -Wall -Wextra -Wmissing-prototypes -fvisibility=hidden" |
a190e979 UH |
48 | |
49 | # Checks for programs. | |
a190e979 UH |
50 | AC_PROG_CC |
51 | AC_PROG_CPP | |
52 | AC_PROG_INSTALL | |
53 | AC_PROG_LN_S | |
54 | ||
7529cdaa UH |
55 | # Required for per-target flags or subdir-objects with C sources. |
56 | AM_PROG_CC_C_O | |
57 | ||
a190e979 UH |
58 | # Initialize libtool. |
59 | LT_INIT | |
60 | ||
61 | # Initialize pkg-config. | |
62 | # We require at least 0.22, as "Requires.private" behaviour changed there. | |
63 | PKG_PROG_PKG_CONFIG([0.22]) | |
64 | ||
a101c52f | 65 | # Library version for libsigrokdecode (NOT the same as the package version). |
a190e979 UH |
66 | # Carefully read the libtool docs before updating these numbers! |
67 | # The algorithm for determining which number to change (and how) is nontrivial! | |
68 | # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info | |
10b38516 BV |
69 | SRD_LIB_VERSION_CURRENT=1 |
70 | SRD_LIB_VERSION_REVISION=0 | |
14b42dad UH |
71 | SRD_LIB_VERSION_AGE=0 |
72 | SRD_LIB_VERSION="$SRD_LIB_VERSION_CURRENT:$SRD_LIB_VERSION_REVISION:$SRD_LIB_VERSION_AGE" | |
73 | SRD_LIB_LDFLAGS="-version-info $SRD_LIB_VERSION" | |
74 | AC_SUBST(SRD_LIB_VERSION_CURRENT) | |
75 | AC_SUBST(SRD_LIB_VERSION_REVISION) | |
76 | AC_SUBST(SRD_LIB_VERSION_AGE) | |
77 | AC_SUBST(SRD_LIB_VERSION) | |
78 | AC_SUBST(SRD_LIB_LDFLAGS) | |
a190e979 | 79 | |
a5077804 | 80 | # Assume we can build tests/runtc unless proven otherwise. |
919ace16 BV |
81 | build_runtc="yes" |
82 | ||
a190e979 UH |
83 | # Checks for libraries. |
84 | ||
a190e979 | 85 | # libglib-2.0 is always needed. |
2891e1bc UH |
86 | # Note: glib-2.0 is part of the libsigrokdecode API |
87 | # (hard pkg-config requirement). | |
7560e16c | 88 | AM_PATH_GLIB_2_0([2.24.0], |
2891e1bc | 89 | [CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"]) |
a190e979 | 90 | |
91c78794 UH |
91 | # Python 3 is always needed. |
92 | # Note: We need to try a few different variants, since some systems have a | |
93 | # python3.pc file, others have a python-3.3.pc file, and so on. | |
94 | # See also: http://sigrok.org/wiki/Libsigrokdecode/Python | |
a190e979 UH |
95 | CPPFLAGS_PYTHON="" |
96 | LDFLAGS_PYTHON="" | |
a5077804 | 97 | pyver="none" |
1ced2b01 | 98 | PKG_CHECK_MODULES([python3], [python3 >= 3.2], |
a5077804 UH |
99 | [pyver=`$PKG_CONFIG --modversion python3`; |
100 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python3_CFLAGS"; | |
91c78794 | 101 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python3_LIBS"], |
dea61db0 BV |
102 | [PKG_CHECK_MODULES([python34], [python-3.4 >= 3.4], |
103 | [pyver=`$PKG_CONFIG --modversion python-3.4`; | |
104 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python34_CFLAGS"; | |
105 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python34_LIBS"], | |
106 | [PKG_CHECK_MODULES([python33], [python-3.3 >= 3.3], | |
a5077804 UH |
107 | [pyver=`$PKG_CONFIG --modversion python-3.3`; |
108 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python33_CFLAGS"; | |
91c78794 | 109 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python33_LIBS"], |
1ced2b01 | 110 | [PKG_CHECK_MODULES([python32], [python-3.2 >= 3.2], |
a5077804 UH |
111 | [pyver=`$PKG_CONFIG --modversion python-3.2`; |
112 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python32_CFLAGS"; | |
91c78794 | 113 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python32_LIBS"], |
dea61db0 | 114 | )])])]) |
a190e979 UH |
115 | AC_SUBST(CPPFLAGS_PYTHON) |
116 | AC_SUBST(LDFLAGS_PYTHON) | |
117 | ||
6af04d5a UH |
118 | # Link against libm, this is required (among other things) by Python. |
119 | AC_SEARCH_LIBS([pow], [m]) | |
120 | ||
7529cdaa UH |
121 | # The Check unit testing framework is optional. Disable if not found. |
122 | PKG_CHECK_MODULES([check], [check >= 0.9.4], | |
123 | [have_check="yes"; CFLAGS="$CFLAGS $check_CFLAGS"; | |
124 | LIBS="$LIBS $check_LIBS"], [have_check="no"]) | |
125 | AM_CONDITIONAL(HAVE_CHECK, test x"$have_check" = "xyes") | |
126 | ||
91c78794 UH |
127 | # libsigrok is optional (only used for the protocol decoder test framework). |
128 | # Disable if not found. | |
fbd226c3 | 129 | PKG_CHECK_MODULES([libsigrok], [libsigrok >= 0.2.0], |
919ace16 BV |
130 | [LIBSIGROK_CFLAGS="$libsigrok_CFLAGS"; LIBSIGROK_LIBS="$libsigrok_LIBS"], |
131 | [build_runtc="no"]) | |
f8c88ebc BV |
132 | AC_SUBST([LIBSIGROK_CFLAGS]) |
133 | AC_SUBST([LIBSIGROK_LIBS]) | |
fbd226c3 | 134 | |
a190e979 UH |
135 | # Checks for header files. |
136 | # These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h. | |
919ace16 | 137 | AC_CHECK_HEADER([sys/resource.h], [], [build_runtc="no"]) |
a190e979 | 138 | |
066e65a3 | 139 | AC_SUBST(DECODERS_DIR, "$datadir/libsigrokdecode/decoders") |
a190e979 UH |
140 | AC_SUBST(MAKEFLAGS, '--no-print-directory') |
141 | AC_SUBST(AM_LIBTOOLFLAGS, '--silent') | |
142 | ||
14b42dad UH |
143 | SRD_PACKAGE_VERSION_MAJOR=srd_package_version_major |
144 | SRD_PACKAGE_VERSION_MINOR=srd_package_version_minor | |
145 | SRD_PACKAGE_VERSION_MICRO=srd_package_version_micro | |
146 | SRD_PACKAGE_VERSION=srd_package_version | |
a101c52f | 147 | |
14b42dad UH |
148 | AC_SUBST(SRD_PACKAGE_VERSION_MAJOR) |
149 | AC_SUBST(SRD_PACKAGE_VERSION_MINOR) | |
150 | AC_SUBST(SRD_PACKAGE_VERSION_MICRO) | |
151 | AC_SUBST(SRD_PACKAGE_VERSION) | |
a101c52f | 152 | |
919ace16 BV |
153 | AM_CONDITIONAL(BUILD_RUNTC, test x"$build_runtc" = "xyes") |
154 | ||
20e950fe | 155 | AC_CONFIG_FILES([Makefile version.h libsigrokdecode.pc]) |
a190e979 UH |
156 | |
157 | AC_OUTPUT | |
158 | ||
aa56f7ad UH |
159 | echo |
160 | echo "libsigrokdecode configuration summary:" | |
161 | echo | |
14b42dad UH |
162 | echo " - Package version (major.minor.micro): $SRD_PACKAGE_VERSION" |
163 | echo " - Library version (current:revision:age): $SRD_LIB_VERSION" | |
aa56f7ad | 164 | echo " - Prefix: $prefix" |
cab2b4eb UH |
165 | echo " - Building on: $build" |
166 | echo " - Building for: $host" | |
aa56f7ad UH |
167 | echo |
168 | echo "Detected libraries:" | |
169 | echo | |
170 | ||
a5077804 UH |
171 | if test "x$pyver" = "xnone"; then |
172 | echo " - (REQUIRED) python >= 3.2: no" | |
173 | else | |
174 | echo " - (REQUIRED) python >= 3.2: yes ($pyver)" | |
175 | fi | |
176 | ||
aa56f7ad | 177 | # Note: This only works for libs with pkg-config integration. |
fbd226c3 | 178 | for lib in "glib-2.0 >= 2.24.0" "check >= 0.9.4" "libsigrok >= 0.2.0"; do |
a5077804 UH |
179 | optional="OPTIONAL" |
180 | if test "x$lib" = "xglib-2.0 >= 2.24.0"; then optional="REQUIRED"; fi | |
181 | if `$PKG_CONFIG --exists $lib`; then | |
182 | ver=`$PKG_CONFIG --modversion $lib` | |
183 | answer="yes ($ver)" | |
184 | else | |
185 | answer="no" | |
186 | fi | |
187 | echo " - ($optional) $lib: $answer" | |
aa56f7ad UH |
188 | done |
189 | ||
190 | echo | |
a5077804 | 191 | echo "Enabled features:" |
aa56f7ad | 192 | echo |
a5077804 UH |
193 | echo " - (OPTIONAL) Library unit test framework support: $have_check" |
194 | echo " - (OPTIONAL) Protocol decoder test framework support: $build_runtc" | |
aa56f7ad UH |
195 | echo |
196 |