]>
Commit | Line | Data |
---|---|---|
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!). |
7eb90f23 | 24 | AC_INIT([libsigrokdecode], [0.4.0], |
2891e1bc UH |
25 | [sigrok-devel@lists.sourceforge.net], [libsigrokdecode], |
26 | [http://www.sigrok.org]) | |
7eb90f23 | 27 | AC_CONFIG_MACRO_DIR([m4]) |
087d133d | 28 | AC_CONFIG_AUX_DIR([autostuff]) |
7eb90f23 | 29 | AC_CONFIG_HEADERS([config.h version.h]) |
a190e979 | 30 | |
066ecdab | 31 | # We require at least automake 1.11 (needed for 'silent rules'). |
7eb90f23 DE |
32 | AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define subdir-objects check-news color-tests]) |
33 | AM_SILENT_RULES([yes]) | |
bdd820e3 | 34 | m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) |
a190e979 | 35 | |
9576e005 DE |
36 | AC_CANONICAL_HOST |
37 | ||
a190e979 | 38 | # Checks for programs. |
a190e979 | 39 | AC_PROG_CC |
a190e979 UH |
40 | AC_PROG_INSTALL |
41 | AC_PROG_LN_S | |
42 | ||
7529cdaa UH |
43 | # Required for per-target flags or subdir-objects with C sources. |
44 | AM_PROG_CC_C_O | |
45 | ||
fdfc532e DE |
46 | # Set the standard the C library headers should conform to. |
47 | AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */ | |
48 | #ifndef _POSIX_C_SOURCE | |
49 | # define _POSIX_C_SOURCE 200112L | |
50 | #endif]) | |
51 | ||
9576e005 DE |
52 | # Get compiler versions. |
53 | SR_PROG_VERSION([$CC], [srd_cc_version]) | |
54 | ||
a190e979 UH |
55 | # Initialize libtool. |
56 | LT_INIT | |
57 | ||
7eb90f23 DE |
58 | # Set up the libsigrokdecode version defines. |
59 | SR_PKG_VERSION_SET([SRD_PACKAGE_VERSION], [AC_PACKAGE_VERSION]) | |
a190e979 | 60 | |
a101c52f | 61 | # Library version for libsigrokdecode (NOT the same as the package version). |
a190e979 UH |
62 | # Carefully read the libtool docs before updating these numbers! |
63 | # The algorithm for determining which number to change (and how) is nontrivial! | |
64 | # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info | |
7eb90f23 DE |
65 | SR_LIB_VERSION_SET([SRD_LIB_VERSION], [2:0:0]) |
66 | ||
583001b3 DE |
67 | AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"]) |
68 | ||
7eb90f23 DE |
69 | ############################ |
70 | ## Package dependencies ## | |
71 | ############################ | |
72 | ||
73 | # Initialize pkg-config. | |
74 | # We require at least 0.22, as "Requires.private" behaviour changed there. | |
75 | PKG_PROG_PKG_CONFIG([0.22]) | |
76 | ||
77 | # Collect the pkg-config module names of all dependencies in SRD_PKGLIBS. | |
78 | # These are used to derive the compiler flags and for the "Requires.private" | |
79 | # field in the generated libsigrokdecode.pc file. | |
80 | SRD_PKGLIBS= | |
a654ef6e | 81 | SRD_PKGLIBS_TESTS= |
7eb90f23 DE |
82 | |
83 | # Keep track of all checked modules so we can list them at the end. | |
84 | SR_PKG_CHECK_SUMMARY([srd_pkglibs_summary]) | |
a190e979 | 85 | |
91c78794 | 86 | # Python 3 is always needed. |
7eb90f23 DE |
87 | SR_PKG_CHECK([python3], [SRD_PKGLIBS], |
88 | [python3 >= 3.2], [python-3.4 >= 3.4], [python-3.3 >= 3.3], [python-3.2 >= 3.2]) | |
89 | AS_IF([test "x$sr_have_python3" = xno], | |
90 | [AC_MSG_ERROR([Cannot find Python 3 development headers.])]) | |
a190e979 | 91 | |
1c0dbcc9 UH |
92 | # We also need to find the name of the python3 executable (for 'make install'). |
93 | # Some OSes call this python3, some call it python3.2, etc. etc. | |
7eb90f23 | 94 | AC_ARG_VAR([PYTHON3], [Python 3 interpreter]) |
1c0dbcc9 | 95 | AC_CHECK_PROGS([PYTHON3], [python3.4 python3.3 python3.2 python3]) |
7eb90f23 DE |
96 | AS_IF([test "x$PYTHON3" = x], |
97 | [AC_MSG_ERROR([Cannot find Python 3 interpreter.])]) | |
1c0dbcc9 | 98 | |
7eb90f23 DE |
99 | ###################### |
100 | ## Feature checks ## | |
101 | ###################### | |
102 | ||
103 | # Keep track of all checked modules so we can list them at the end. | |
104 | SR_PKG_CHECK_SUMMARY([srd_pkglibs_opt_summary]) | |
6af04d5a | 105 | |
7529cdaa | 106 | # The Check unit testing framework is optional. Disable if not found. |
a654ef6e | 107 | SR_PKG_CHECK([check], [SRD_PKGLIBS_TESTS], [check >= 0.9.4]) |
7eb90f23 | 108 | AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes]) |
7529cdaa | 109 | |
7eb90f23 DE |
110 | # Enable the C99 standard if possible, and enforce the use |
111 | # of SRD_API to explicitly mark all public API functions. | |
112 | SRD_EXTRA_CFLAGS= | |
113 | SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl=extc99]) | |
114 | SR_CHECK_COMPILE_FLAGS([SRD_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden]) | |
a190e979 | 115 | |
7eb90f23 DE |
116 | # Select suitable compiler warning flags. |
117 | SR_ARG_ENABLE_WARNINGS([SRD_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes]) | |
a190e979 | 118 | |
7eb90f23 DE |
119 | # Link against libm, this is required (among other things) by Python. |
120 | SRD_EXTRA_LIBS= | |
121 | SR_SEARCH_LIBS([SRD_EXTRA_LIBS], [pow], [m]) | |
a101c52f | 122 | |
3a2086f0 DE |
123 | AC_SYS_LARGEFILE |
124 | ||
7eb90f23 DE |
125 | ############################## |
126 | ## Finalize configuration ## | |
127 | ############################## | |
a101c52f | 128 | |
7eb90f23 | 129 | AC_SUBST([SRD_PKGLIBS]) |
11bd6317 | 130 | |
7eb90f23 DE |
131 | # Retrieve the compile and link flags for all modules combined. |
132 | # Also, bail out at this point if any module dependency is not met. | |
41d43a33 | 133 | PKG_CHECK_MODULES([LIBSIGROKDECODE], [glib-2.0 >= 2.28.0 $SRD_PKGLIBS]) |
a654ef6e | 134 | PKG_CHECK_MODULES([TESTS], [$SRD_PKGLIBS_TESTS glib-2.0 $SRD_PKGLIBS]) |
a190e979 | 135 | |
7eb90f23 | 136 | srd_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD` |
a190e979 | 137 | |
7eb90f23 DE |
138 | AC_CONFIG_FILES([Makefile libsigrokdecode.pc]) |
139 | ||
140 | AC_OUTPUT | |
aa56f7ad | 141 | |
7eb90f23 DE |
142 | cat >&AS_MESSAGE_FD <<_EOF |
143 | ||
144 | libsigrokdecode configuration summary: | |
145 | - Package version................. $SRD_PACKAGE_VERSION | |
146 | - Library ABI version............. $SRD_LIB_VERSION | |
147 | - Prefix.......................... $prefix | |
148 | - Building on..................... $build | |
149 | - Building for.................... $host | |
9576e005 DE |
150 | |
151 | Compile configuration: | |
a4b5d9a9 | 152 | - C compiler...................... $CC |
9576e005 | 153 | - C compiler version.............. $srd_cc_version |
a4b5d9a9 | 154 | - C compiler flags................ $CFLAGS |
7eb90f23 DE |
155 | - Additional C compiler flags..... $SRD_EXTRA_CFLAGS |
156 | - C compiler warnings............. $SRD_WFLAGS | |
157 | ||
158 | Detected libraries (required): | |
41d43a33 | 159 | - glib-2.0 >= 2.28.0.............. $srd_glib_version |
7eb90f23 DE |
160 | $srd_pkglibs_summary |
161 | Detected libraries (optional): | |
162 | $srd_pkglibs_opt_summary | |
163 | _EOF |