diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 373 |
1 files changed, 190 insertions, 183 deletions
diff --git a/configure.ac b/configure.ac index 0bd2cd8..4b8752a 100644 --- a/configure.ac +++ b/configure.ac @@ -17,10 +17,10 @@ LU_DEFINE_VERSION_RC_ATOM([LIBUSB_RC]) AC_INIT([libusb],[LIBUSB_MAJOR[.]LIBUSB_MINOR[.]LIBUSB_MICRO[]LIBUSB_RC],[libusb-devel@lists.sourceforge.net],[libusb],[http://libusb.info]) -# Library versioning -# These numbers should be tweaked on every release. Read carefully: -# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html -# http://sourceware.org/autobook/autobook/autobook_91.html +dnl Library versioning +dnl These numbers should be tweaked on every release. Read carefully: +dnl http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html +dnl http://sourceware.org/autobook/autobook/autobook_91.html lt_current=2 lt_revision=0 lt_age=2 @@ -40,294 +40,301 @@ LT_INIT LT_LANG([Windows Resource]) AC_C_INLINE AM_PROG_CC_C_O -AC_DEFINE([_GNU_SOURCE], 1, [Use GNU extensions]) +AC_DEFINE([_GNU_SOURCE], [1], [Use GNU extensions]) LTLDFLAGS="${LTLDFLAGS} -no-undefined" AC_MSG_CHECKING([operating system]) - -dnl on linux-android platform, some functions are in different places case $host in -*-linux-android*) - AC_MSG_RESULT([This is a Linux-Android system]) - is_backend_android=yes +*-darwin*) + AC_MSG_RESULT([Darwin/Mac OS X]) + backend=darwin + poll=posix + threads=posix + ;; +*-haiku*) + AC_MSG_RESULT([Haiku]) + backend=haiku + poll=posix + threads=posix ;; -*) - is_backend_android=no -esac - -case $host in *-linux* | *-uclinux*) - AC_MSG_RESULT([Linux]) + dnl on linux-android platform, some functions are in different places + case $host in + *-linux-android*) + AC_MSG_RESULT([Linux (Android system)]) + is_backend_android=yes + ;; + *) + AC_MSG_RESULT([Linux]) + is_backend_android=no + ;; + esac backend=linux + poll=posix threads=posix ;; -*-darwin*) - AC_MSG_RESULT([Darwin/Mac OS X]) - backend=darwin +*-netbsd*) + AC_MSG_RESULT([NetBSD]) + backend=netbsd + poll=posix threads=posix ;; *-openbsd*) AC_MSG_RESULT([OpenBSD]) backend=openbsd + poll=posix threads=posix ;; -*-netbsd*) - AC_MSG_RESULT([NetBSD]) - backend=netbsd +*-solaris*) + AC_MSG_RESULT([SunOS]) + backend=sunos + poll=posix + threads=posix + ;; +*-cygwin*) + AC_MSG_RESULT([Windows (using Cygwin)]) + backend=windows + poll=windows threads=posix ;; *-mingw* | *msys*) AC_MSG_RESULT([Windows]) backend=windows + poll=windows threads=windows create_import_lib=yes AM_CFLAGS="${AM_CFLAGS} -fno-omit-frame-pointer" ;; -*-cygwin*) - AC_MSG_RESULT([Cygwin (using Windows backend)]) - backend=windows - threads=posix - ;; -*-haiku*) - AC_MSG_RESULT([Haiku]) - backend=haiku - threads=posix - ;; -*-solaris*) - AC_MSG_RESULT([SunOS]) - backend=sunos - threads=posix - ;; *) AC_MSG_RESULT([Null]) backend="null" + poll=posix threads="posix" + ;; esac case $backend in +darwin) + AC_DEFINE([OS_DARWIN], [1], [Darwin backend]) + LIBS="-lobjc -Wl,-framework,IOKit -Wl,-framework,CoreFoundation" + LTLDFLAGS="${LTLDFLAGS} -Wl,-prebind" + ;; +haiku) + AC_DEFINE([OS_HAIKU], [1], [Haiku backend]) + LIBS="-lbe" + ;; linux) - AC_DEFINE(OS_LINUX, 1, [Linux backend]) - AC_SUBST(OS_LINUX) + AC_DEFINE([OS_LINUX], [1], [Linux backend]) AC_SEARCH_LIBS([clock_gettime], [rt], [], [], [-pthread]) AC_ARG_ENABLE([udev], [AC_HELP_STRING([--enable-udev], [use udev for device enumeration and hotplug support (recommended) [default=yes]])], [], [enable_udev=yes]) - if test "x$enable_udev" = xyes ; then - # system has udev. use it or fail! - AC_CHECK_HEADERS([libudev.h], [], [AC_MSG_ERROR([udev support requested but libudev header not installed])]) - AC_CHECK_LIB([udev], [udev_new], [], [AC_MSG_ERROR([udev support requested but libudev not installed])]) - AC_DEFINE(USE_UDEV, 1, [Use udev for device enumeration/hotplug]) - else - AC_CHECK_HEADERS([asm/types.h], [], []) - AC_CHECK_HEADERS([sys/socket.h linux/netlink.h], [], [AC_MSG_ERROR([Linux netlink headers not found])], [ -#ifdef HAVE_ASM_TYPES_H -#include <asm/types.h> -#endif -#include <sys/socket.h> -]) - fi - AC_SUBST(USE_UDEV) - + if test "x$enable_udev" = xyes ; then + dnl system has udev. use it or fail! + AC_CHECK_HEADER([libudev.h], [], [AC_MSG_ERROR([udev support requested but libudev header not installed])]) + AC_CHECK_LIB([udev], [udev_new], [], [AC_MSG_ERROR([udev support requested but libudev not installed])]) + else + AC_CHECK_HEADERS([asm/types.h]) + AC_CHECK_HEADER([linux/netlink.h], [], [AC_MSG_ERROR([Linux netlink header not found])]) + AC_CHECK_HEADER([sys/socket.h], [], [AC_MSG_ERROR([Linux socket header not found])]) + fi if test "x$is_backend_android" != xyes; then THREAD_CFLAGS="-pthread" LIBS="${LIBS} -pthread" fi - - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) ;; -darwin) - AC_DEFINE(OS_DARWIN, 1, [Darwin backend]) - AC_SUBST(OS_DARWIN) - LIBS="-lobjc -Wl,-framework,IOKit -Wl,-framework,CoreFoundation" - LTLDFLAGS="${LTLDFLAGS} -Wl,-prebind" - AC_CHECK_HEADERS([poll.h]) - AC_CHECK_TYPE([nfds_t], - [AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])], - [AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument])], - [#include <poll.h>]) +netbsd) + AC_DEFINE([OS_NETBSD], [1], [NetBSD backend]) + THREAD_CFLAGS="-pthread" + LIBS="-pthread" + ;; +null) + AC_DEFINE([OS_NULL], [1], [Null backend]) + THREAD_CFLAGS="-pthread" + LIBS="-pthread" ;; openbsd) - AC_DEFINE(OS_OPENBSD, 1, [OpenBSD backend]) - AC_SUBST(OS_OPENBSD) + AC_DEFINE([OS_OPENBSD], [1], [OpenBSD backend]) THREAD_CFLAGS="-pthread" LIBS="-pthread" - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) ;; sunos) - AC_DEFINE(OS_SUNOS, 1, [SunOS backend]) - AC_SUBST(OS_SUNOS) + AC_DEFINE([OS_SUNOS], [1], [SunOS backend]) THREAD_CFLAGS="-pthread" LIBS="-pthread -ldevinfo" - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) - ;; -netbsd) - AC_DEFINE(OS_NETBSD, 1, [NetBSD backend]) - AC_SUBST(OS_NETBSD) - THREAD_CFLAGS="-pthread" - LIBS="-pthread" - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) ;; windows) - AC_DEFINE(OS_WINDOWS, 1, [Windows backend]) - AC_SUBST(OS_WINDOWS) + AC_DEFINE([OS_WINDOWS], [1], [Windows backend]) + AC_CHECK_TYPES([struct timespec], [], [], [[#include <time.h>]]) LIBS="" LTLDFLAGS="${LTLDFLAGS} -avoid-version -Wl,--add-stdcall-alias" - AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument]) AC_DEFINE([_WIN32_WINNT], [_WIN32_WINNT_VISTA], [Oldest Windows version supported (Vista)]) ;; -haiku) - AC_DEFINE(OS_HAIKU, 1, [Haiku backend]) - AC_SUBST(OS_HAIKU) - LIBS="${LIBS} -lbe" - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) - ;; -null) - AC_DEFINE(OS_NULL, 1, [Null backend]) - AC_SUBST(OS_NULL) - THREAD_CFLAGS="-pthread" - LIBS="-pthread" - AC_CHECK_HEADERS([poll.h]) - AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) +*) + AC_MSG_ERROR([Unknown backend]) ;; esac AC_SUBST(LIBS) -AM_CONDITIONAL(OS_LINUX, test "x$backend" = xlinux) -AM_CONDITIONAL(OS_DARWIN, test "x$backend" = xdarwin) -AM_CONDITIONAL(OS_OPENBSD, test "x$backend" = xopenbsd) -AM_CONDITIONAL(OS_SUNOS, test "x$backend" = xsunos) -AM_CONDITIONAL(OS_NETBSD, test "x$backend" = xnetbsd) -AM_CONDITIONAL(OS_WINDOWS, test "x$backend" = xwindows) -AM_CONDITIONAL(OS_HAIKU, test "x$backend" = xhaiku) -AM_CONDITIONAL(OS_NULL, test "x$backend" = xnull) -AM_CONDITIONAL(THREADS_POSIX, test "x$threads" = xposix) -AM_CONDITIONAL(CREATE_IMPORT_LIB, test "x$create_import_lib" = xyes) -AM_CONDITIONAL(USE_UDEV, test "x$enable_udev" = xyes) -if test "x$threads" = xposix; then - AC_DEFINE(THREADS_POSIX, 1, [Use POSIX Threads]) +AM_CONDITIONAL([OS_DARWIN], [test "x$backend" = xdarwin]) +AM_CONDITIONAL([OS_HAIKU], [test "x$backend" = xhaiku]) +AM_CONDITIONAL([OS_LINUX], [test "x$backend" = xlinux]) +AM_CONDITIONAL([OS_NETBSD], [test "x$backend" = xnetbsd]) +AM_CONDITIONAL([OS_NULL], [test "x$backend" = xnull]) +AM_CONDITIONAL([OS_OPENBSD], [test "x$backend" = xopenbsd]) +AM_CONDITIONAL([OS_SUNOS], [test "x$backend" = xsunos]) +AM_CONDITIONAL([OS_WINDOWS], [test "x$backend" = xwindows]) +AM_CONDITIONAL([POLL_POSIX], [test "x$threads" = xposix]) +AM_CONDITIONAL([POLL_WINDOWS], [test "x$threads" = xwindows]) +AM_CONDITIONAL([THREADS_POSIX], [test "x$threads" = xposix]) +AM_CONDITIONAL([THREADS_WINDOWS], [test "x$threads" = xwindows]) +AM_CONDITIONAL([CREATE_IMPORT_LIB], [test "x$create_import_lib" = xyes]) +AM_CONDITIONAL([USE_UDEV], [test "x$enable_udev" = xyes]) + +if test "x$poll" = xposix; then + AC_DEFINE([POLL_POSIX], [1], [Use POSIX poll() implementation]) + AC_CHECK_TYPES([nfds_t], [], [], [[#include <poll.h>]]) + AC_CHECK_FUNCS([pipe2]) +elif test "x$poll" = xwindows; then + AC_DEFINE([POLL_WINDOWS], [1], [Use Windows poll() implementation]) +else + AC_MSG_ERROR([Unknown poll implementation]) fi -# timerfd -AC_CHECK_HEADER([sys/timerfd.h], [timerfd_h=1], [timerfd_h=0]) -AC_ARG_ENABLE([timerfd], - [AS_HELP_STRING([--enable-timerfd], - [use timerfd for timing [default=auto]])], - [use_timerfd=$enableval], [use_timerfd=auto]) - -if test "x$use_timerfd" = xyes -a "x$timerfd_h" = x0; then - AC_MSG_ERROR([timerfd header not available; glibc 2.9+ required]) +if test "x$threads" = xposix; then + AC_DEFINE([THREADS_POSIX], [1], [Use POSIX Threads]) +elif test "x$threads" = xwindows; then + AC_DEFINE([THREADS_WINDOWS], [1], [Use Windows Threads]) +else + AC_MSG_ERROR([Unknown threads implementation]) fi -AC_CHECK_DECLS([TFD_NONBLOCK, TFD_CLOEXEC], [tfd_hdr_ok=yes], [tfd_hdr_ok=no], [#include <sys/timerfd.h>]) -if test "x$use_timerfd" = xyes -a "x$tfd_hdr_ok" = xno; then - AC_MSG_ERROR([timerfd header not usable; glibc 2.9+ required]) -fi +dnl headers not available on all platforms but required on others +AC_CHECK_HEADERS([sys/time.h]) -AC_MSG_CHECKING([whether to use timerfd for timing]) -if test "x$use_timerfd" = xno; then - AC_MSG_RESULT([no (disabled by user)]) -else - if test "x$timerfd_h" = x1 -a "x$tfd_hdr_ok" = xyes; then - AC_MSG_RESULT([yes]) - AC_DEFINE(USBI_TIMERFD_AVAILABLE, 1, [timerfd headers available]) - else +dnl timerfd support +if test "x$backend" = xlinux || test "x$backend" = xsunos; then + AC_ARG_ENABLE([timerfd], + [AS_HELP_STRING([--enable-timerfd], [use timerfd for timing [default=auto]])], + [use_timerfd=$enableval], + [use_timerfd=auto]) + if test "x$use_timerfd" != xno; then + AC_CHECK_HEADER([sys/timerfd.h], [timerfd_h=yes], [timerfd_h=no]) + if test "x$timerfd_h" = xyes; then + AC_CHECK_DECLS([TFD_NONBLOCK, TFD_CLOEXEC], [timerfd_h_ok=yes], [timerfd_h_ok=no], [[#include <sys/timerfd.h>]]) + if test "x$timerfd_h_ok" = xyes; then + AC_CHECK_FUNC([timerfd_create], [timerfd_ok=yes], [timerfd_ok=no]) + if test "x$timerfd_ok" = xyes; then + AC_DEFINE([HAVE_TIMERFD], [1], [Define if the system has timerfd functionality]) + elif test "x$use_timerfd" = xyes; then + AC_MSG_ERROR([timerfd_create() function not found; glibc 2.9+ required]) + fi + elif test "x$use_timerfd" = xyes; then + AC_MSG_ERROR([timerfd header not usable; glibc 2.9+ required]) + fi + elif test "x$use_timerfd" = xyes; then + AC_MSG_ERROR([timerfd header not available; glibc 2.9+ required]) + fi + fi + AC_MSG_CHECKING([whether to use timerfd for timing]) + if test "x$use_timerfd" = xno; then + AC_MSG_RESULT([no (disabled by user)]) + elif test "x$timerfd_h" = xno; then + AC_MSG_RESULT([no (header not usable)]) + elif test "x$timerfd_h_ok" = xno; then AC_MSG_RESULT([no (header not available)]) + elif test "x$timerfd_ok" = xno; then + AC_MSG_RESULT([no (functions not available)]) + else + AC_MSG_RESULT([yes]) fi fi -AC_CHECK_FUNCS([pipe2]) -AC_CHECK_TYPES([struct timespec]) - -# Message logging -AC_ARG_ENABLE([log], [AS_HELP_STRING([--disable-log], [disable all logging])], +dnl Message logging +AC_ARG_ENABLE([log], + [AS_HELP_STRING([--disable-log], [disable all logging])], [log_enabled=$enableval], [log_enabled=yes]) if test "x$log_enabled" != xno; then - AC_DEFINE([ENABLE_LOGGING], 1, [Message logging]) + AC_DEFINE([ENABLE_LOGGING], [1], [Message logging]) fi -AC_ARG_ENABLE([debug-log], [AS_HELP_STRING([--enable-debug-log], - [start with debug message logging enabled [default=no]])], +AC_ARG_ENABLE([debug-log], + [AS_HELP_STRING([--enable-debug-log], [start with debug message logging enabled [default=no]])], [debug_log_enabled=$enableval], [debug_log_enabled=no]) if test "x$debug_log_enabled" != xno; then - AC_DEFINE([ENABLE_DEBUG_LOGGING], 1, [Start with debug message logging enabled]) + AC_DEFINE([ENABLE_DEBUG_LOGGING], [1], [Start with debug message logging enabled]) fi -AC_ARG_ENABLE([system-log], [AS_HELP_STRING([--enable-system-log], - [output logging messages to system wide log, if supported by the OS [default=no]])], +AC_ARG_ENABLE([system-log], + [AS_HELP_STRING([--enable-system-log], [output logging messages to system wide log, if supported by the OS [default=no]])], [system_log_enabled=$enableval], [system_log_enabled=no]) if test "x$system_log_enabled" != xno; then - AC_DEFINE([USE_SYSTEM_LOGGING_FACILITY], 1, [Enable output to system log]) - - # Check if syslog is available in standard C library - AC_CHECK_HEADERS(syslog.h) - AC_CHECK_FUNC([syslog], [have_syslog=yes], [have_syslog=no]) - if test "x$have_syslog" != xno; then - AC_DEFINE([HAVE_SYSLOG_FUNC], 1, [syslog() function available]) + AC_DEFINE([USE_SYSTEM_LOGGING_FACILITY], [1], [Enable output to system log]) + if test "x$backend" != xwindows && test "x$is_backend_android" != xyes; then + dnl Check if syslog is available in standard C library + AC_CHECK_HEADER([syslog.h], [syslog_h=yes], [syslog_h=no]) + if test "x$syslog_h" = xyes; then + AC_CHECK_FUNCS([syslog]) + fi fi fi -# Examples build -AC_ARG_ENABLE([examples-build], [AS_HELP_STRING([--enable-examples-build], - [build example applications [default=no]])], +dnl Examples build +AC_ARG_ENABLE([examples-build], + [AS_HELP_STRING([--enable-examples-build], [build example applications [default=no]])], [build_examples=$enableval], [build_examples=no]) -AM_CONDITIONAL(BUILD_EXAMPLES, test "x$build_examples" != xno) +AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$build_examples" != xno]) -# Tests build -AC_ARG_ENABLE([tests-build], [AS_HELP_STRING([--enable-tests-build], - [build test applications [default=no]])], +dnl Tests build +AC_ARG_ENABLE([tests-build], + [AS_HELP_STRING([--enable-tests-build], [build test applications [default=no]])], [build_tests=$enableval], [build_tests=no]) -AM_CONDITIONAL(BUILD_TESTS, test "x$build_tests" != xno) +AM_CONDITIONAL([BUILD_TESTS], [test "x$build_tests" != xno]) -# headers not available on all platforms but required on others -AC_CHECK_HEADERS([sys/time.h]) - -# sigaction not available on MinGW -AC_CHECK_FUNC([sigaction], [have_sigaction=yes], [have_sigaction=no]) -AM_CONDITIONAL(HAVE_SIGACTION, test "x$have_sigaction" = xyes) +dnl sigaction needed for some example programs +if test "x$build_examples" != xno; then + AC_CHECK_FUNC([sigaction], [have_sigaction=yes], [have_sigaction=no]) +fi +AM_CONDITIONAL([HAVE_SIGACTION], [test "x$have_sigaction" = xyes]) -# check for -fvisibility=hidden compiler support (GCC >= 3.4) -saved_cflags="$CFLAGS" -# -Werror required for cygwin -CFLAGS="$CFLAGS -Werror -fvisibility=hidden" +dnl check for -fvisibility=hidden compiler support (GCC >= 3.4) +saved_CFLAGS="${CFLAGS}" +dnl -Werror required for cygwin +CFLAGS="${CFLAGS} -Werror -fvisibility=hidden" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], [VISIBILITY_CFLAGS="-fvisibility=hidden" AC_DEFINE([DEFAULT_VISIBILITY], [__attribute__((visibility("default")))], [Default visibility])], [VISIBILITY_CFLAGS="" AC_DEFINE([DEFAULT_VISIBILITY], [], [Default visibility])], ]) -CFLAGS="$saved_cflags" +CFLAGS="${saved_CFLAGS}" -# check for -Wno-pointer-sign compiler support (GCC >= 4) -saved_cflags="$CFLAGS" -CFLAGS="$CFLAGS -Wno-pointer-sign" +dnl check for -Wno-pointer-sign compiler support (GCC >= 4) +saved_CFLAGS="${CFLAGS}" +CFLAGS="${CFLAGS} -Wno-pointer-sign" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], nopointersign_cflags="-Wno-pointer-sign", nopointersign_cflags="") -CFLAGS="$saved_cflags" +CFLAGS="${saved_CFLAGS}" -# check for -std=gnu99 compiler support -saved_cflags="$CFLAGS" +dnl check for -std=gnu99 compiler support +saved_CFLAGS="${CFLAGS}" CFLAGS="-std=gnu99" AC_MSG_CHECKING([whether CC supports -std=gnu99]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], - [AC_MSG_RESULT([yes])] - [AM_CFLAGS="${AM_CFLAGS} -std=gnu99"], - [AC_MSG_RESULT([no])] + [AC_MSG_RESULT([yes]) + AM_CFLAGS="${AM_CFLAGS} -std=gnu99"], + [AC_MSG_RESULT([no])] ) -CFLAGS="$saved_cflags" +CFLAGS="${saved_CFLAGS}" -AM_CFLAGS="${AM_CFLAGS} -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration $nopointersign_cflags -Wshadow ${THREAD_CFLAGS} ${VISIBILITY_CFLAGS}" +AM_CFLAGS="${AM_CFLAGS} -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration ${nopointersign_cflags} -Wshadow ${THREAD_CFLAGS} ${VISIBILITY_CFLAGS}" AC_SUBST(AM_CFLAGS) AC_SUBST(LTLDFLAGS) |