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[deb_libcec.git] / configure.ac
CommitLineData
6ea2515b 1AC_PREREQ(2.59)
2698c618 2AC_INIT([libcec], [2:0:0], [http://libcec.pulse-eight.com/])
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3AC_CONFIG_HEADERS([config.h])
4AH_TOP([#pragma once])
5
6AM_INIT_AUTOMAKE([foreign])
e7752b88 7m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
2b44051c 8
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9AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
10
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11AC_CANONICAL_HOST
12
13cflags_reset="$CFLAGS"
14AC_LANG(C++)
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15AC_PROG_CXX
16AC_PROG_LIBTOOL
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17AC_PROG_INSTALL
18AC_LIBTOOL_DLOPEN
19CFLAGS="$cflags_reset"
20
21msg_pkg_config_missing="'pkg-config' is missing - adapter detection will not be available"
22msg_pthread_missing="required library 'pthread' is missing"
23msg_dl_missing="required library 'dl' is missing"
24msg_udev_missing="library 'udev' is missing - adapter detection will not be available"
25msg_dirent_missing="dirent.h header is missing - adapter detection will not be available"
26msg_lockdev_missing="required library 'liblockdev' is missing"
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27msg_rpi_api_missing="Raspberry Pi API not found or incompatible with libCEC"
28msg_rpi_will_check="will check for RPi support"
29msg_rpi_unsupported_target="will not check for RPi support (unsupported cpu: ${host_cpu})"
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30msg_required_header_missing="required header is missing"
31
32## debugging symbols
33AC_ARG_ENABLE([debug],
34 [AS_HELP_STRING([--enable-debug],
35 [include debug symbols (default is no)])],
36 [use_debug=$enableval],
37 [use_debug=no])
38
39## optimisation
40AC_ARG_ENABLE([optimisation],
41 [AS_HELP_STRING([--enable-optimisation],
42 [optimisation flag (default is yes)])],
43 [use_optimisation=$enableval],
44 [use_optimisation=yes])
abbca718 45
79e50026 46## TDA995x support
4d3a7562 47AC_ARG_ENABLE([cubox],
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48 [AS_HELP_STRING([--enable-tda995x],
49 [enable support for the TDA995x (default is no)])],
51b611bc 50 [use_tda995x=$enableval],
51 [use_tda995x=no])
4d3a7562 52
51b611bc 53## Optional path to the tda995x dev toolkit
54AC_ARG_WITH([tda995x-toolkit-path],
55 [AS_HELP_STRING([--with-tda995x-toolkit-path],
56 [location of the TDA995x driver toolkit (default is ./nxp_hdmi)])],
57 [TDA995X_CFLAGS="-I$withval/inc"],
58 [TDA995X_CFLAGS="-I\$(abs_top_srcdir)/nxp_hdmi/inc"])
4d3a7562 59
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60## Raspberry Pi support
61AC_ARG_ENABLE([rpi],
62 [AS_HELP_STRING([--enable-rpi],
63 [enable support for the Raspberry Pi (default is auto)])],
64 [use_rpi=$enableval],
65 [use_rpi=auto])
66
67## Optional path to the RPi's dev headers
68AC_ARG_WITH([rpi-include-path],
69 [AS_HELP_STRING([--with-rpi-include-path],
70 [location of the Raspberry Pi headers (location of /opt/vc/include, default is auto)])],
71 [RPI_CFLAGS="-I$withval -I$withval/interface/vcos/pthreads"])
72
73## Optional path to libbcm_host.so
74AC_ARG_WITH([rpi-lib-path],
75 [AS_HELP_STRING([--with-rpi-lib-path],
76 [location of the Raspberry Pi libraries (location of libbcm_host.so, default is auto)])],
77 [RPI_LIBS="-L$withval"])
78
79## only check for the RPi API on ARM targets
80if test "x$use_rpi" != "xno"; then
81 case "${host_cpu}" in
82 arm*)
83 AC_MSG_NOTICE($msg_rpi_will_check)
84 ;;
85 *)
86 if test "x$use_rpi" = "xyes"; then
87 AC_MSG_ERROR($msg_rpi_unsupported_target)
88 else
89 AC_MSG_NOTICE($msg_rpi_unsupported_target)
90 fi
91 use_rpi="no"
92 ;;
93 esac
94fi
95
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96## add the top dir and include to the include path, so we can include config.h and cec.h
97CPPFLAGS="$CPPFLAGS -I\$(abs_top_srcdir)/src -I\$(abs_top_srcdir)/include"
6ea2515b 98
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99## search for pkg-config
100AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes)
101if test "x$HAVE_PKG_CONFIG" != "xyes" ; then
102 AC_MSG_WARN($msg_pkg_config_missing)
103fi
104
105## search for pthread, required by all targets
106AC_SEARCH_LIBS([pthread_create],[pthread],,AC_MSG_ERROR($msg_pthread_missing))
107AC_CHECK_FUNCS([pthread_mutexattr_init pthread_cond_init pthread_cond_destroy pthread_cond_signal pthread_cond_broadcast pthread_cond_wait pthread_cond_timedwait])
108
109## search for dlopen, required by all targets
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110AC_SEARCH_LIBS([dlopen], [dl],
111 [test "$ac_cv_search_dlopen" = "none required" || LIBS_DL=$ac_cv_search_dlopen],
2b44051c 112 AC_MSG_ERROR($msg_dl_missing))
ee2ee405 113AC_CHECK_FUNCS([dlopen dlclose dlsym])
6ea2515b 114
2b44051c 115## platform specific libs, required by all targets
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116case "${host}" in
117 *-*-linux*)
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118 # for timeutils
119 LIBS="$LIBS -lrt"
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120 ;;
121 *-apple-darwin*)
2b44051c 122 LIBS="$LIBS -framework CoreVideo -framework IOKit"
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123 ;;
124esac
125
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126## we found all the libs and headers that we need for the client applications
127libs_client="$LIBS"
6ea2515b 128
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129## search for udev, lockdev and the RPi API, only required by libCEC
130use_udev="no"
131use_adapter_detection="yes"
3e703e8e 132case "${host}" in
133 *-*-linux*)
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134 ## search for udev if pkg-config was found
135 if test "x$HAVE_PKG_CONFIG" = "xyes" ; then
136 PKG_CHECK_MODULES([UDEV],[libudev],use_udev="yes",AC_MSG_WARN($msg_udev_missing))
137 fi
138
139 ## we need dirent.h on linux too
140 if test "$use_udev" = "yes"; then
141 AC_CHECK_HEADER(dirent.h,,[use_udev="no";AC_MSG_WARN($msg_dirent_missing)])
142 fi
6ea2515b 143
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144 if test "$use_udev" != "yes"; then
145 use_adapter_detection="no"
146 fi
6ea2515b 147
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148 ## search for lockdev
149 AC_CHECK_HEADER(lockdev.h,,AC_MSG_ERROR($msg_lockdev_missing))
150 AC_CHECK_LIB(lockdev,dev_unlock,,AC_MSG_ERROR($msg_lockdev_missing))
151
152 AC_CHECK_HEADER(time.h,,AC_MSG_ERROR($msg_required_header_missing))
153 AC_CHECK_HEADER(sys/prctl.h,,AC_MSG_ERROR($msg_required_header_missing))
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154
155 ## search for the RPi API. we need to check a couple of things to see if
156 ## it's recent enough and contains the calls needed for libCEC to operate
157 ## correctly.
158 if test "x$use_rpi" != "xno"; then
159 CPPFLAGS="$CPPFLAGS $RPI_CFLAGS"
160 libs_pre_rpi="$LIBS"
161 LIBS="$LIBS $RPI_LIBS -lvcos -lvchiq_arm"
162
163 check_rpi_cec_service="yes"
164
165 ## check for headers we need
166 AC_CHECK_HEADER(interface/vmcs_host/vc_cec.h,,check_rpi_cec_service="no")
167 AC_CHECK_HEADER(interface/vmcs_host/vc_cecservice.h,,check_rpi_cec_service="no")
168 AC_CHECK_HEADER(interface/vchiq_arm/vchiq_if.h,,check_rpi_cec_service="no")
169 AC_CHECK_HEADER(bcm_host.h,,check_rpi_cec_service="no")
170
171 ## check if the headers contain support for libCEC.
172 ## VC_CECSERVICE_VER needs to be defined
173 AC_MSG_CHECKING([interface/vmcs_host/vc_cec.h compatibility])
174
175 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <interface/vmcs_host/vc_cecservice.h>
176#include <interface/vchiq_arm/vchiq_if.h>
177#if !defined(VC_CECSERVICE_VER)
178#error RPi headers does not contain libCEC support
179#endif]], [[]])],[AC_MSG_RESULT([yes])],[check_rpi_cec_service="no"; AC_MSG_RESULT([no])])
180
181 ## check if the methods we're using can be found in libbcm_host.so, so we don't use an incompatible version
182 AC_CHECK_LIB(bcm_host,vchi_initialise,,check_rpi_cec_service="no")
183 libs_tmp="$LIBS"
184 AC_CHECK_LIB(bcm_host,vc_vchi_cec_init,,check_rpi_cec_service="no")
185 AC_CHECK_LIB(bcm_host,vc_cec_get_logical_address,,check_rpi_cec_service="no")
186 AC_CHECK_LIB(bcm_host,vc_cec_get_physical_address,,check_rpi_cec_service="no")
187 AC_CHECK_LIB(bcm_host,vc_cec_param2message,,check_rpi_cec_service="no")
188 AC_CHECK_LIB(bcm_host,vc_cec_poll_address,,check_rpi_cec_service="no")
189 AC_CHECK_LIB(bcm_host,vc_cec_register_callback,,check_rpi_cec_service="no")
190 AC_CHECK_LIB(bcm_host,vc_cec_release_logical_address,,check_rpi_cec_service="no")
191 AC_CHECK_LIB(bcm_host,vc_cec_set_passive,,check_rpi_cec_service="no")
192 AC_CHECK_LIB(bcm_host,vcos_init,,check_rpi_cec_service="no")
193 AC_CHECK_LIB(bcm_host,vchiq_initialise,,check_rpi_cec_service="no")
194 AC_CHECK_LIB(bcm_host,vchi_initialise,,check_rpi_cec_service="no")
195 AC_CHECK_LIB(bcm_host,vchi_create_connection,,check_rpi_cec_service="no")
196 AC_CHECK_LIB(bcm_host,bcm_host_init,,check_rpi_cec_service="no")
197 LIBS="$libs_tmp"
198
199 if test "x$check_rpi_cec_service" != "xyes" && test "x$use_rpi" = "xyes"; then
200 AC_MSG_ERROR($msg_rpi_api_missing)
201 elif test "x$check_rpi_cec_service" != "xyes"; then
202 use_rpi="no"
203 LIBS="$libs_pre_rpi"
204 fi
205 fi
3e703e8e 206 ;;
207 *-apple-darwin*)
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208 AC_CHECK_HEADER(mach/mach_time.h,,AC_MSG_ERROR($msg_required_header_missing))
209 AC_CHECK_HEADER(CoreVideo/CVHostTime.h,,AC_MSG_ERROR($msg_required_header_missing))
3de59124 210 AC_DEFINE([TARGET_DARWIN], [1], [Darwin target])
5458fd77 211 ;;
3e703e8e 212esac
213
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214## define the build info
215LIB_INFO="host: ${host}, features:"
216
217features="Configured features:\n Pulse-Eight CEC Adapter :\t\tyes"
218LIB_INFO="$LIB_INFO 'P8 USB'"
219AC_DEFINE([HAVE_P8_USB],[1],[Define to 1 to include support for the Pulse-Eight USB-CEC Adapter])
220AM_CONDITIONAL(USE_P8_USB, true)
221
222## mark adapter detection as available if the required deps were found
223if test "x$use_adapter_detection" = "xyes"; then
224 ## mark udev as available if it was found
225 if test "x$use_udev" = "xyes"; then
226 INCLUDES="$INCLUDES $UDEV_CFLAGS"
227 LIBS="$LIBS $UDEV_LIBS"
228 AC_DEFINE([HAVE_LIBUDEV],[1],[Define to 1 if libudev is installed])
229 REQUIRES="$REQUIRES udev"
230 fi
231
232 AC_DEFINE([HAVE_P8_USB_DETECT],[1],[Define to 1 to include autodetection support for the Pulse-Eight USB-CEC Adapter])
233 AM_CONDITIONAL(USE_P8_USB_DETECT, true)
234
235 features="$features\n Pulse-Eight CEC Adapter detection :\tyes"
236 LIB_INFO="$LIB_INFO 'P8 USB detect'"
237else
238 AM_CONDITIONAL(USE_P8_USB_DETECT, false)
239 features="$features\n Pulse-Eight CEC Adapter detection :\tno"
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240fi
241
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242## mark RPi support as available if the required headers and libs were found
243if test "x$use_rpi" != "xno"; then
244 AC_DEFINE([HAVE_RPI_API],[1],[Define to 1 to include RPi support])
245 AM_CONDITIONAL(USE_RPI_API, true)
246 features="$features\n Raspberry Pi support :\t\tyes"
247 LIB_INFO="$LIB_INFO 'RPi'"
248else
249 AM_CONDITIONAL(USE_RPI_API, false)
250 features="$features\n Raspberry Pi support :\t\tno"
251fi
252
79e50026 253## mark TDA995x support as available
51b611bc 254if test "x$use_tda995x" != "xno"; then
255 AC_DEFINE([HAVE_TDA995X_API],[1],[Define to 1 to include CuBox support])
256 AM_CONDITIONAL(USE_TDA995X_API, true)
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257 features="$features\n TDA995x support :\t\t\tyes"
258 LIB_INFO="$LIB_INFO 'TDA995x'"
51b611bc 259 CPPFLAGS="$CPPFLAGS $TDA995X_CFLAGS"
4d3a7562 260else
51b611bc 261 AM_CONDITIONAL(USE_TDA995X_API, false)
79e50026 262 features="$features\n TDA995x support :\t\t\tno"
4d3a7562 263fi
264
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265## check if our build system is complete
266AC_CHECK_HEADER(algorithm,,AC_MSG_ERROR($msg_required_header_missing))
267AC_CHECK_HEADER(ctype.h,,AC_MSG_ERROR($msg_required_header_missing))
268AC_CHECK_HEADER(dlfcn.h,,AC_MSG_ERROR($msg_required_header_missing))
269AC_CHECK_HEADER(errno.h,,AC_MSG_ERROR($msg_required_header_missing))
270AC_CHECK_HEADER(fcntl.h,,AC_MSG_ERROR($msg_required_header_missing))
271AC_CHECK_HEADER(functional,,AC_MSG_ERROR($msg_required_header_missing))
272AC_CHECK_HEADER(locale,,AC_DEFINE([SS_NO_LOCALE],[1],[Define to 1 to exclude locale support]))
273AC_CHECK_HEADER(map,,AC_MSG_ERROR($msg_required_header_missing))
274AC_CHECK_HEADER(netdb.h,,AC_MSG_ERROR($msg_required_header_missing))
275AC_CHECK_HEADER(poll.h,,AC_MSG_ERROR($msg_required_header_missing))
276AC_CHECK_HEADER(pthread.h,,AC_MSG_ERROR($msg_required_header_missing))
277AC_CHECK_HEADER(queue,,AC_MSG_ERROR($msg_required_header_missing))
278AC_CHECK_HEADER(semaphore.h,,AC_MSG_ERROR($msg_required_header_missing))
279AC_CHECK_HEADER(set,,AC_MSG_ERROR($msg_required_header_missing))
280AC_CHECK_HEADER(stdarg.h,,AC_MSG_ERROR($msg_required_header_missing))
281AC_CHECK_HEADER(stdint.h,,AC_MSG_ERROR($msg_required_header_missing))
282AC_CHECK_HEADER(stdio.h,,AC_MSG_ERROR($msg_required_header_missing))
283AC_CHECK_HEADER(stdlib.h,,AC_MSG_ERROR($msg_required_header_missing))
284AC_CHECK_HEADER(string,,AC_MSG_ERROR($msg_required_header_missing))
285AC_CHECK_HEADER(string.h,,AC_MSG_ERROR($msg_required_header_missing))
286AC_CHECK_HEADER(termios.h,,AC_MSG_ERROR($msg_required_header_missing))
287AC_CHECK_HEADER(unistd.h,,AC_MSG_ERROR($msg_required_header_missing))
288AC_CHECK_HEADER(vector,,AC_MSG_ERROR($msg_required_header_missing))
289AC_CHECK_HEADER(wchar.h,,AC_MSG_ERROR($msg_required_header_missing))
290AC_CHECK_HEADER(wctype.h,,AC_MSG_ERROR($msg_required_header_missing))
291AC_CHECK_HEADER(arpa/inet.h,,AC_MSG_ERROR($msg_required_header_missing))
292AC_CHECK_HEADER(netinet/in.h,,AC_MSG_ERROR($msg_required_header_missing))
293AC_CHECK_HEADER(netinet/tcp.h,,AC_MSG_ERROR($msg_required_header_missing))
294AC_CHECK_HEADER(sys/socket.h,,AC_MSG_ERROR($msg_required_header_missing))
295AC_CHECK_HEADER(sys/time.h,,AC_MSG_ERROR($msg_required_header_missing))
296AC_CHECK_HEADER(sys/types.h,,AC_MSG_ERROR($msg_required_header_missing))
297AC_CHECK_FUNCS([close fcntl select write read shutdown send recv memset sprintf getaddrinfo getsockopt setsockopt connect poll sched_yield open strerror tcsetattr tcgetattr cfsetispeed cfsetospeed bind freeaddrinfo listen accept socket])
abbca718 298
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299## add the build date to LIB_INFO
300AC_CHECK_PROG(HAVE_GIT, git, yes)
301if test "x$HAVE_GIT" = "xyes"; then
302 revision=$(git --no-pager log --abbrev=7 -n 1 --pretty=format:"%h" HEAD)
303fi
304if test "x$revision" != "x"; then
305 LIB_INFO="$LIB_INFO, git revision: ${revision}"
306fi
307
308AC_CHECK_PROG(HAVE_DATE, date, yes)
309if test "x$HAVE_DATE" = "xyes"; then
310 LIB_INFO="$LIB_INFO, compiled on: `date -u`"
311else
312 LIB_INFO="$LIB_INFO, compiled on: (unknown date)"
313fi
314
315## add the name of the user who built libCEC to LIB_INFO
316AC_CHECK_PROG(HAVE_WHOAMI, whoami, yes)
317if test "x$HAVE_WHOAMI" = "xyes" ; then
318 LIB_INFO="$LIB_INFO by `whoami`"
319else
320 LIB_INFO="$LIB_INFO by (unknown user)"
321fi
322
323## add the hostname of the build host of libCEC to LIB_INFO
324AC_CHECK_PROG(HAVE_HOSTNAME, hostname, yes)
325if test "x$HAVE_HOSTNAME" = "xyes"; then
326 LIB_INFO="$LIB_INFO@`hostname -f`"
327fi
328
329## add the system info of the build host of libCEC to LIB_INFO
330AC_CHECK_PROG(HAVE_UNAME, uname, yes)
331if test "x$HAVE_UNAME" = "xyes"; then
332 LIB_INFO="$LIB_INFO on `uname -s` `uname -r` (`uname -m`)"
333fi
334
335## redefine the LIBS, so cec-client and cec-config aren't linked against things they don't need
336LIBS_LIBCEC="$LIBS"
337LIBS="$libs_client"
338
f7357de2 339CXXFLAGS="$CXXFLAGS -fPIC -Wall -Wextra -Werror -Wno-missing-field-initializers"
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340
341if test "x$use_debug" = "xyes"; then
342 CXXFLAGS="$CXXFLAGS -g"
8cd2b85a 343 AC_DEFINE(CEC_DEBUGGING,"1", "generate libCEC debug output")
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344fi
345
346if test "x$optimisation" = "xyes"; then
347 CXXFLAGS="$CXXFLAGS -O2"
348fi
349
350AC_DEFINE_UNQUOTED(LIB_INFO,"$LIB_INFO", "information about how libCEC was compiled")
7eb13cca 351
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352AC_SUBST([REQUIRES])
353AC_SUBST([LIBS])
354AC_SUBST([LIBS_LIBCEC])
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355AC_SUBST([LIB_INFO])
356AC_SUBST([USE_P8_USB])
357AC_SUBST([USE_P8_USB_DETECT])
358AC_SUBST([USE_RPI_API])
abbca718 359AC_CONFIG_FILES([src/lib/libcec.pc])
39b1216c 360AC_OUTPUT([Makefile src/lib/Makefile src/testclient/Makefile src/cec-config/Makefile])
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361
362cat <<EOB
363
364##############################################################################
365
366libCEC version $VERSION configured
367
368Compilation flags:
369 CXXFLAGS : $CXXFLAGS
370 libCEC LDFLAGS : $LIBS_LIBCEC
371 client LDFLAGS : $LIBS
372
373EOB
374
375echo -e "$features"
376
377cat <<EOB
378
379You can now build libCEC by running:
380 make
381
382##############################################################################
383
384EOB