Revert 129069 - Import libusb 1.0.9-rc3 into third_party.

third_party/libusb/configure.ac

-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://www.libusb.org/])
-
-# 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="1"
-lt_revision="0"
-lt_age="1"
-LTLDFLAGS="-version-info ${lt_current}:${lt_revision}:${lt_age}"
-
-AM_INIT_AUTOMAKE
-AM_MAINTAINER_MODE
-
-AC_CONFIG_SRCDIR([libusb/core.c])
-AC_CONFIG_MACRO_DIR([m4])
-AM_CONFIG_HEADER([config.h])
-m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
-
-AC_PREREQ([2.50])
-AC_PROG_CC
-AC_PROG_LIBTOOL
-AC_C_INLINE
-AM_PROG_CC_C_O
-AC_DEFINE([_GNU_SOURCE], 1, [Use GNU extensions])
-
-LTLDFLAGS="${LTLDFLAGS} -no-undefined"
-
-AC_MSG_CHECKING([operating system])
-case $host in
-*-linux*)
-        AC_DEFINE(OS_LINUX, 1, [Linux backend])
-        AC_SUBST(OS_LINUX)
-        AC_MSG_RESULT([Linux])
-        backend="linux"
-        AC_CHECK_LIB(rt, clock_gettime, PC_LIBS_PRIVATE="-lrt")
-        threads="posix"
-        THREAD_CFLAGS="-pthread"
-        PC_LIBS_PRIVATE="${PC_LIBS_PRIVATE} -pthread"
-        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)
-        AC_MSG_RESULT([Darwin/Mac OS X])
-        backend="darwin"
-        threads="posix"
-        LIBS="${LIBS} -lobjc"
-        PC_LIBS_PRIVATE="-Wl,-framework,IOKit -Wl,-framework,CoreFoundation"
-        LTLDFLAGS="${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>])
-        ;;
-*-mingw*)
-        AC_MSG_RESULT([Windows])
-        backend="windows"
-        ;;
-*-cygwin*)
-        AC_MSG_RESULT([Cygwin (using Windows backend)])
-        backend="windows"
-        threads="posix"
-        ;;
-*)
-        AC_MSG_ERROR([unsupported operating system])
-esac
-if test "$backend" = windows; then
-        AC_DEFINE(OS_WINDOWS, 1, [Windows backend])
-        AC_SUBST(OS_WINDOWS)
-        PC_LIBS_PRIVATE=""
-        LTLDFLAGS="${LTLDFLAGS} -avoid-version -Wl,--add-stdcall-alias"
-        AC_CHECK_TOOL(RC, windres, no)
-        AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument])
-fi
-AC_SUBST(THREAD_CFLAGS)
-AC_SUBST(PC_LIBS_PRIVATE)
-LIBS="${LIBS} ${PC_LIBS_PRIVATE}"
-
-AM_CONDITIONAL(OS_LINUX, test "x$backend" = xlinux)
-AM_CONDITIONAL(OS_DARWIN, test "x$backend" = xdarwin)
-AM_CONDITIONAL(OS_WINDOWS, test "x$backend" = xwindows)
-AM_CONDITIONAL(THREADS_POSIX, test "x$threads" = xposix)
-if test "$threads" = posix; 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$timerfd_h" = "x0"; then
-        AC_MSG_ERROR([timerfd header not available; glibc 2.9+ required])
-fi
-
-AC_CHECK_DECL([TFD_NONBLOCK], [tfd_hdr_ok=yes], [tfd_hdr_ok=no], [#include <sys/timerfd.h>])
-if test "x$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_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],
-        [enable debug logging (default n)])],
-        [debug_log_enabled=$enableval],
-        [debug_log_enabled='no'])
-if test "x$debug_log_enabled" != "xno"; then
-        AC_DEFINE([ENABLE_DEBUG_LOGGING], 1, [Debug message logging])
-fi
-
-# Examples build
-AC_ARG_ENABLE([examples-build], [AS_HELP_STRING([--enable-examples-build],
-        [build example applications (default n)])],
-        [build_examples=$enableval],
-        [build_examples='no'])
-AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$build_examples" != "xno"])
-
-# 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"
-
-# sigaction not available on MinGW
-AC_CHECK_FUNC([sigaction], [have_sigaction=yes], [have_sigaction=no])
-AM_CONDITIONAL([HAVE_SIGACTION], [test "x$have_sigaction" = "xyes"])
-
-# headers not available on all platforms but required on others
-AC_CHECK_HEADERS([sys/time.h])
-
-AM_CFLAGS="-std=gnu99 -Wall -Wundef -Wunused -Wstrict-prototypes -Werror-implicit-function-declaration $nopointersign_cflags -Wshadow"
-
-AC_SUBST(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([doc/Makefile])
-AC_CONFIG_FILES([doc/doxygen.cfg])
-AC_OUTPUT