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|
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.59])
AC_INIT([can-utils],[trunk],[linux-can@vger.kernel.org])
AC_CONFIG_SRCDIR([lib.c])
AC_CONFIG_MACRO_DIR([config/m4])
AC_CONFIG_AUX_DIR([config/autoconf])
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
# If possible, enable extensions to Posix
AC_USE_SYSTEM_EXTENSIONS
#AM_MAINTAINER_MODE
CFLAGS="${CFLAGS} -Wall"
#
# Checks for programs.
#
AC_PROG_CC
LT_INIT(win32-dll)
AM_INIT_AUTOMAKE([foreign no-exeext dist-bzip2 subdir-objects])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
#
# Checks for header files.
#
AC_CHECK_HEADERS([ \
fcntl.h \
limits.h \
locale.h \
stdint.h \
stdlib.h \
string.h \
syslog.h \
termios.h \
unistd.h \
\
netinet/in.h \
\
sys/ioctl.h \
sys/socket.h \
sys/time.h \
])
#
# Checks for typedefs, structures, and compiler characteristics.
#
AC_C_INLINE
AC_SYS_LARGEFILE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_UINT64_T
#
# Checks for library functions.
#
AC_FUNC_FORK
AC_FUNC_MKTIME
AC_CHECK_FUNCS([ \
alarm \
gettimeofday \
localtime_r \
memset \
select \
setlocale \
socket \
strchr \
strerror \
strstr \
strtoul \
])
# glibc versions before 2.17 needs to link with -lrt for clock_nanosleep
AC_SEARCH_LIBS([clock_nanosleep], [rt])
AC_CHECK_DECL(SO_RXQ_OVFL,,
[AC_DEFINE([SO_RXQ_OVFL], [40], [SO_RXQ_OVFL])],
[[#include <linux/net.h>]]
)
AC_CHECK_DECL(PF_CAN,,
[AC_DEFINE([PF_CAN], [29], [PF_CAN])],
[[#include <net/if.h>]]
)
AC_CHECK_DECL(AF_CAN,,
[AC_DEFINE([AF_CAN], [PF_CAN], [AF_CAN])],
[[#include <net/if.h>]]
)
AC_CHECK_DECL(N_SLCAN,,
[AC_DEFINE([N_SLCAN], [17], [N_SLCAN])],
[[#include <linux/tty.h>]]
)
AC_CHECK_DECL(SCM_TIMESTAMPING_OPT_STATS,,
[AC_DEFINE([SCM_TIMESTAMPING_OPT_STATS], [54], [SCM_TIMESTAMPING_OPT_STATS])],
[[#include <linux/net.h>]]
)
AC_CHECK_DECL(CLOCK_TAI,,
[AC_DEFINE([CLOCK_TAI], [11], [CLOCK_TAI])],
[[#include <time.h>]]
)
AC_CHECK_DECL(SO_TXTIME,,
[AC_DEFINE([SO_TXTIME], [61], [SO_TXTIME])],
[[#include <sys/socket.h>]]
)
AC_CHECK_DECL(SCM_TXTIME,,
[AC_DEFINE([SCM_TXTIME], [SO_TXTIME], [SCM_TXTIME])],
[[#include <sys/socket.h>]]
)
#
# Debugging
#
AC_MSG_CHECKING([whether to enable debugging])
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--enable-debug], [enable debugging [[default=no]]]),
[case "$enableval" in
(y | yes) CONFIG_DEBUG=yes ;;
(*) CONFIG_DEBUG=no ;;
esac],
[CONFIG_DEBUG=no])
AC_MSG_RESULT([${CONFIG_DEBUG}])
if test "${CONFIG_DEBUG}" = "yes"; then
CFLAGS="${CFLAGS} -Wsign-compare -Wfloat-equal -Wformat-security -g -O1"
AC_DEFINE(DEBUG, 1, [debugging])
else
CFLAGS="${CFLAGS} -O2"
fi
AC_CONFIG_FILES([
GNUmakefile
])
AC_OUTPUT
|
