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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]) |
95e2b2f9 | 25 | m4_define([srd_package_version_minor], [3]) |
10b38516 | 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. | |
11bd6317 | 47 | AM_CFLAGS="$AM_CFLAGS -Wall -Wextra -Wmissing-prototypes -fvisibility=hidden" |
a190e979 UH |
48 | |
49 | # Checks for programs. | |
a190e979 UH |
50 | AC_PROG_CC |
51 | AC_PROG_CPP | |
52 | AC_PROG_INSTALL | |
53 | AC_PROG_LN_S | |
54 | ||
7529cdaa UH |
55 | # Required for per-target flags or subdir-objects with C sources. |
56 | AM_PROG_CC_C_O | |
57 | ||
a190e979 UH |
58 | # Initialize libtool. |
59 | LT_INIT | |
60 | ||
61 | # Initialize pkg-config. | |
62 | # We require at least 0.22, as "Requires.private" behaviour changed there. | |
63 | PKG_PROG_PKG_CONFIG([0.22]) | |
64 | ||
a101c52f | 65 | # Library version for libsigrokdecode (NOT the same as the package version). |
a190e979 UH |
66 | # Carefully read the libtool docs before updating these numbers! |
67 | # The algorithm for determining which number to change (and how) is nontrivial! | |
68 | # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info | |
60bc3a86 | 69 | SRD_LIB_VERSION_CURRENT=2 |
10b38516 | 70 | SRD_LIB_VERSION_REVISION=0 |
14b42dad UH |
71 | SRD_LIB_VERSION_AGE=0 |
72 | SRD_LIB_VERSION="$SRD_LIB_VERSION_CURRENT:$SRD_LIB_VERSION_REVISION:$SRD_LIB_VERSION_AGE" | |
73 | SRD_LIB_LDFLAGS="-version-info $SRD_LIB_VERSION" | |
74 | AC_SUBST(SRD_LIB_VERSION_CURRENT) | |
75 | AC_SUBST(SRD_LIB_VERSION_REVISION) | |
76 | AC_SUBST(SRD_LIB_VERSION_AGE) | |
77 | AC_SUBST(SRD_LIB_VERSION) | |
78 | AC_SUBST(SRD_LIB_LDFLAGS) | |
a190e979 | 79 | |
a190e979 UH |
80 | # Checks for libraries. |
81 | ||
a190e979 | 82 | # libglib-2.0 is always needed. |
2891e1bc UH |
83 | # Note: glib-2.0 is part of the libsigrokdecode API |
84 | # (hard pkg-config requirement). | |
7560e16c | 85 | AM_PATH_GLIB_2_0([2.24.0], |
11bd6317 | 86 | [AM_CFLAGS="$AM_CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"]) |
a190e979 | 87 | |
91c78794 UH |
88 | # Python 3 is always needed. |
89 | # Note: We need to try a few different variants, since some systems have a | |
90 | # python3.pc file, others have a python-3.3.pc file, and so on. | |
888bbe38 AK |
91 | # We also export the name of the package so that it can be correctly |
92 | # added to libsigrokdecode.pc. | |
91c78794 | 93 | # See also: http://sigrok.org/wiki/Libsigrokdecode/Python |
a190e979 UH |
94 | CPPFLAGS_PYTHON="" |
95 | LDFLAGS_PYTHON="" | |
a5077804 | 96 | pyver="none" |
1ced2b01 | 97 | PKG_CHECK_MODULES([python3], [python3 >= 3.2], |
a5077804 UH |
98 | [pyver=`$PKG_CONFIG --modversion python3`; |
99 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python3_CFLAGS"; | |
888bbe38 AK |
100 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python3_LIBS"; |
101 | MODNAME_PYTHON="python3"], | |
dea61db0 BV |
102 | [PKG_CHECK_MODULES([python34], [python-3.4 >= 3.4], |
103 | [pyver=`$PKG_CONFIG --modversion python-3.4`; | |
104 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python34_CFLAGS"; | |
888bbe38 AK |
105 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python34_LIBS"; |
106 | MODNAME_PYTHON="python-3.4"], | |
dea61db0 | 107 | [PKG_CHECK_MODULES([python33], [python-3.3 >= 3.3], |
a5077804 UH |
108 | [pyver=`$PKG_CONFIG --modversion python-3.3`; |
109 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python33_CFLAGS"; | |
888bbe38 AK |
110 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python33_LIBS"; |
111 | MODNAME_PYTHON="python-3.3"], | |
1ced2b01 | 112 | [PKG_CHECK_MODULES([python32], [python-3.2 >= 3.2], |
a5077804 UH |
113 | [pyver=`$PKG_CONFIG --modversion python-3.2`; |
114 | CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python32_CFLAGS"; | |
888bbe38 AK |
115 | LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python32_LIBS"; |
116 | MODNAME_PYTHON="python-3.2"], | |
dea61db0 | 117 | )])])]) |
a190e979 UH |
118 | AC_SUBST(CPPFLAGS_PYTHON) |
119 | AC_SUBST(LDFLAGS_PYTHON) | |
888bbe38 | 120 | AC_SUBST(MODNAME_PYTHON) |
a190e979 | 121 | |
1c0dbcc9 UH |
122 | # We also need to find the name of the python3 executable (for 'make install'). |
123 | # Some OSes call this python3, some call it python3.2, etc. etc. | |
124 | AC_CHECK_PROGS([PYTHON3], [python3.4 python3.3 python3.2 python3]) | |
3b776f38 | 125 | if test "x$PYTHON3" = "x"; then |
1c0dbcc9 UH |
126 | AC_MSG_ERROR([cannot find python3 executable.]) |
127 | fi | |
128 | ||
6af04d5a UH |
129 | # Link against libm, this is required (among other things) by Python. |
130 | AC_SEARCH_LIBS([pow], [m]) | |
131 | ||
7529cdaa UH |
132 | # The Check unit testing framework is optional. Disable if not found. |
133 | PKG_CHECK_MODULES([check], [check >= 0.9.4], | |
4e891b94 | 134 | [have_check="yes"], [have_check="no"]) |
7529cdaa UH |
135 | AM_CONDITIONAL(HAVE_CHECK, test x"$have_check" = "xyes") |
136 | ||
a190e979 UH |
137 | # Checks for header files. |
138 | # These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h. | |
a190e979 | 139 | |
066e65a3 | 140 | AC_SUBST(DECODERS_DIR, "$datadir/libsigrokdecode/decoders") |
a190e979 UH |
141 | AC_SUBST(MAKEFLAGS, '--no-print-directory') |
142 | AC_SUBST(AM_LIBTOOLFLAGS, '--silent') | |
143 | ||
14b42dad UH |
144 | SRD_PACKAGE_VERSION_MAJOR=srd_package_version_major |
145 | SRD_PACKAGE_VERSION_MINOR=srd_package_version_minor | |
146 | SRD_PACKAGE_VERSION_MICRO=srd_package_version_micro | |
147 | SRD_PACKAGE_VERSION=srd_package_version | |
a101c52f | 148 | |
14b42dad UH |
149 | AC_SUBST(SRD_PACKAGE_VERSION_MAJOR) |
150 | AC_SUBST(SRD_PACKAGE_VERSION_MINOR) | |
151 | AC_SUBST(SRD_PACKAGE_VERSION_MICRO) | |
152 | AC_SUBST(SRD_PACKAGE_VERSION) | |
a101c52f | 153 | |
11bd6317 UH |
154 | AC_SUBST(AM_CFLAGS) |
155 | ||
20e950fe | 156 | AC_CONFIG_FILES([Makefile version.h libsigrokdecode.pc]) |
a190e979 UH |
157 | |
158 | AC_OUTPUT | |
159 | ||
aa56f7ad UH |
160 | echo |
161 | echo "libsigrokdecode configuration summary:" | |
162 | echo | |
14b42dad UH |
163 | echo " - Package version (major.minor.micro): $SRD_PACKAGE_VERSION" |
164 | echo " - Library version (current:revision:age): $SRD_LIB_VERSION" | |
aa56f7ad | 165 | echo " - Prefix: $prefix" |
cab2b4eb UH |
166 | echo " - Building on: $build" |
167 | echo " - Building for: $host" | |
aa56f7ad UH |
168 | echo |
169 | echo "Detected libraries:" | |
170 | echo | |
171 | ||
a5077804 UH |
172 | if test "x$pyver" = "xnone"; then |
173 | echo " - (REQUIRED) python >= 3.2: no" | |
174 | else | |
175 | echo " - (REQUIRED) python >= 3.2: yes ($pyver)" | |
176 | fi | |
177 | ||
aa56f7ad | 178 | # Note: This only works for libs with pkg-config integration. |
c414f199 | 179 | for lib in "glib-2.0 >= 2.24.0" "check >= 0.9.4"; do |
a5077804 UH |
180 | optional="OPTIONAL" |
181 | if test "x$lib" = "xglib-2.0 >= 2.24.0"; then optional="REQUIRED"; fi | |
182 | if `$PKG_CONFIG --exists $lib`; then | |
183 | ver=`$PKG_CONFIG --modversion $lib` | |
184 | answer="yes ($ver)" | |
185 | else | |
186 | answer="no" | |
187 | fi | |
188 | echo " - ($optional) $lib: $answer" | |
aa56f7ad UH |
189 | done |
190 | ||
191 | echo | |
a5077804 | 192 | echo "Enabled features:" |
aa56f7ad | 193 | echo |
a5077804 | 194 | echo " - (OPTIONAL) Library unit test framework support: $have_check" |
aa56f7ad UH |
195 | echo |
196 |