| dnl These m4 macros are whitespace sensitive and break if moved around much. |
| m4_define([LU_VERSION_H], m4_include([libusb/version.h])) |
| m4_define([LU_DEFINE_VERSION_ATOM], |
| [m4_define([$1], m4_bregexp(LU_VERSION_H, |
| [^#define\s*$1\s*\([0-9]*\).*], [\1]))]) |
| m4_define([LU_DEFINE_VERSION_RC_ATOM], |
| [m4_define([$1], m4_bregexp(LU_VERSION_H, |
| [^#define\s*$1\s*"\(-rc[0-9]*\)".*], [\1]))]) |
| dnl The m4_bregexp() returns (only) the numbers following the #define named |
| dnl in the first macro parameter. m4_define() then defines the name for use |
| dnl in AC_INIT. |
| |
| LU_DEFINE_VERSION_ATOM([LIBUSB_MAJOR]) |
| LU_DEFINE_VERSION_ATOM([LIBUSB_MINOR]) |
| LU_DEFINE_VERSION_ATOM([LIBUSB_MICRO]) |
| 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 |
| lt_current=2 |
| lt_revision=0 |
| lt_age=2 |
| LTLDFLAGS="-version-info ${lt_current}:${lt_revision}:${lt_age}" |
| |
| AM_INIT_AUTOMAKE |
| |
| AC_CONFIG_SRCDIR([libusb/core.c]) |
| AC_CONFIG_MACRO_DIR([m4]) |
| AC_CONFIG_HEADERS([config.h]) |
| m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])]) |
| |
| AC_PREREQ([2.69]) |
| AC_PROG_CC |
| AC_PROG_CXX |
| LT_INIT |
| LT_LANG([Windows Resource]) |
| AC_C_INLINE |
| AM_PROG_CC_C_O |
| AC_DEFINE([_GNU_SOURCE], 1, [Use GNU extensions]) |
| |
| LTLDFLAGS="${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 |
| ;; |
| *) |
| is_backend_android=no |
| esac |
| |
| case $host in |
| *-linux* | *-uclinux*) |
| AC_MSG_RESULT([Linux]) |
| backend=linux |
| threads=posix |
| ;; |
| *-darwin*) |
| AC_MSG_RESULT([Darwin/Mac OS X]) |
| backend=darwin |
| threads=posix |
| ;; |
| *-openbsd*) |
| AC_MSG_RESULT([OpenBSD]) |
| backend=openbsd |
| threads=posix |
| ;; |
| *-netbsd*) |
| AC_MSG_RESULT([NetBSD]) |
| backend=netbsd |
| threads=posix |
| ;; |
| *-mingw* | *msys*) |
| AC_MSG_RESULT([Windows]) |
| backend=windows |
| threads=windows |
| create_import_lib=yes |
| AM_CFLAGS="${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" |
| threads="posix" |
| esac |
| |
| case $backend in |
| linux) |
| AC_DEFINE(OS_LINUX, 1, [Linux backend]) |
| AC_SUBST(OS_LINUX) |
| AC_SEARCH_LIBS([clock_gettime], [rt], [], [], [-pthread]) |
| AC_ARG_ENABLE([udev], |
| [AC_HELP_STRING([--enable-udev], [use udev for device enumeration and hotplug support (recommended) [default=yes]])], |
| [], [enable_udev=yes]) |
| if test "x$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$is_backend_android" != xyes; then |
| THREAD_CFLAGS="-pthread" |
| LIBS="${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="${LTLDFLAGS} -Wl,-prebind" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_CHECK_TYPE([nfds_t], |
| [AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument])], |
| [AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument])], |
| [#include <poll.h>]) |
| ;; |
| openbsd) |
| AC_DEFINE(OS_OPENBSD, 1, [OpenBSD backend]) |
| AC_SUBST(OS_OPENBSD) |
| THREAD_CFLAGS="-pthread" |
| LIBS="-pthread" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) |
| ;; |
| sunos) |
| AC_DEFINE(OS_SUNOS, 1, [SunOS backend]) |
| AC_SUBST(OS_SUNOS) |
| THREAD_CFLAGS="-pthread" |
| LIBS="-pthread -ldevinfo" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) |
| ;; |
| netbsd) |
| AC_DEFINE(OS_NETBSD, 1, [NetBSD backend]) |
| AC_SUBST(OS_NETBSD) |
| THREAD_CFLAGS="-pthread" |
| LIBS="-pthread" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) |
| ;; |
| windows) |
| AC_DEFINE(OS_WINDOWS, 1, [Windows backend]) |
| AC_SUBST(OS_WINDOWS) |
| LIBS="" |
| LTLDFLAGS="${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="${LIBS} -lbe" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) |
| ;; |
| null) |
| AC_DEFINE(OS_NULL, 1, [Null backend]) |
| AC_SUBST(OS_NULL) |
| THREAD_CFLAGS="-pthread" |
| LIBS="-pthread" |
| AC_CHECK_HEADERS([poll.h]) |
| AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) |
| ;; |
| esac |
| |
| AC_SUBST(LIBS) |
| |
| AM_CONDITIONAL(OS_LINUX, test "x$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$threads" = xposix; then |
| AC_DEFINE(THREADS_POSIX, 1, [Use POSIX Threads]) |
| fi |
| |
| # timerfd |
| AC_CHECK_HEADER([sys/timerfd.h], [timerfd_h=1], [timerfd_h=0]) |
| AC_ARG_ENABLE([timerfd], |
| [AS_HELP_STRING([--enable-timerfd], |
| [use timerfd for timing [default=auto]])], |
| [use_timerfd=$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]) |
| 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 |
| |
| 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$tfd_hdr_ok" = xyes; then |
| AC_MSG_RESULT([yes]) |
| AC_DEFINE(USBI_TIMERFD_AVAILABLE, 1, [timerfd headers available]) |
| else |
| AC_MSG_RESULT([no (header not available)]) |
| fi |
| fi |
| |
| AC_CHECK_FUNCS([pipe2]) |
| AC_CHECK_TYPES([struct timespec]) |
| |
| # Message logging |
| AC_ARG_ENABLE([log], [AS_HELP_STRING([--disable-log], [disable all logging])], |
| [log_enabled=$enableval], |
| [log_enabled=yes]) |
| if test "x$log_enabled" != xno; then |
| AC_DEFINE([ENABLE_LOGGING], 1, [Message logging]) |
| fi |
| |
| AC_ARG_ENABLE([debug-log], [AS_HELP_STRING([--enable-debug-log], |
| [start with debug message logging enabled [default=no]])], |
| [debug_log_enabled=$enableval], |
| [debug_log_enabled=no]) |
| if test "x$debug_log_enabled" != xno; then |
| AC_DEFINE([ENABLE_DEBUG_LOGGING], 1, [Start with debug message logging enabled]) |
| fi |
| |
| AC_ARG_ENABLE([system-log], [AS_HELP_STRING([--enable-system-log], |
| [output logging messages to system wide log, if supported by the OS [default=no]])], |
| [system_log_enabled=$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]) |
| fi |
| fi |
| |
| # 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) |
| |
| # 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) |
| |
| # 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$have_sigaction" = xyes) |
| |
| # check for -fvisibility=hidden compiler support (GCC >= 3.4) |
| saved_cflags="$CFLAGS" |
| # -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" |
| |
| # 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="$saved_cflags" |
| |
| # check for -std=gnu99 compiler support |
| saved_cflags="$CFLAGS" |
| CFLAGS="-std=gnu99" |
| AC_MSG_CHECKING([whether CC supports -std=gnu99]) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], |
| [AC_MSG_RESULT([yes])] |
| [AM_CFLAGS="${AM_CFLAGS} -std=gnu99"], |
| [AC_MSG_RESULT([no])] |
| ) |
| CFLAGS="$saved_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) |
| |
| AC_CONFIG_FILES([libusb-1.0.pc]) |
| AC_CONFIG_FILES([Makefile]) |
| AC_CONFIG_FILES([libusb/Makefile]) |
| AC_CONFIG_FILES([examples/Makefile]) |
| AC_CONFIG_FILES([tests/Makefile]) |
| AC_CONFIG_FILES([doc/Makefile]) |
| AC_CONFIG_FILES([doc/doxygen.cfg]) |
| AC_OUTPUT |