add autotools infrastructure

[sojka/can-utils.git] / configure.ac

diff --git a/configure.ac b/configure.ac
new file mode 100644 (file)
index 0000000..919ed5f
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,156 @@
+# -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+AC_PREREQ(2.59)
+
+AC_INIT([can-utils], [trunk], [socketcan-core@lists.berlios.de])
+AC_CONFIG_SRCDIR([lib.c])
+AC_CONFIG_MACRO_DIR([config/m4])
+AC_CONFIG_AUX_DIR([config/autoconf])
+AC_CANONICAL_BUILD
+AC_CANONICAL_HOST
+
+#AM_MAINTAINER_MODE
+
+CFLAGS="${CFLAGS} -Wall"
+
+#
+# Checks for programs.
+#
+AC_PROG_CC
+#AM_MISSING_PROG(PERL, perl, $missing_dir)
+# libtool, old:
+AC_LIBTOOL_WIN32_DLL
+#AC_LIBTOOL_TAGS([])
+AC_PROG_LIBTOOL
+# libtool, new:
+# LT_INIT(win32-dll)
+
+AM_INIT_AUTOMAKE([foreign no-exeext dist-bzip2])
+
+
+#
+# Checks for header files.
+#
+AC_CHECK_HEADERS([ \
+       fcntl.h \
+       limits.h \
+       locale.h \
+       stdint.h \
+       stdlib.h \
+       string.h \
+       syslog.h \
+       termios.h \
+       unistd.h \
+       \
+       netinet/in.h \
+       \
+       sys/ioctl.h \
+       sys/socket.h \
+       sys/time.h \
+])
+
+
+#
+# Checks for typedefs, structures, and compiler characteristics.
+#
+AC_C_INLINE
+AC_TYPE_PID_T
+AC_TYPE_UINT64_T
+
+
+#
+# Checks for library functions.
+#
+AC_FUNC_FORK
+AC_FUNC_MKTIME
+AC_CHECK_FUNCS([ \
+       alarm \
+       gettimeofday \
+       localtime_r \
+       memset \
+       select \
+       setlocale \
+       socket \
+       strchr \
+       strerror \
+       strstr \
+       strtoul \
+])
+
+
+#
+# check for SOCKETCAN specific defines and headers
+#
+AC_ARG_WITH(linux-headers,
+    AS_HELP_STRING([--with-linux-headers=/path/to/kernel/include], [path to linux kernel headers]),
+    [case "${withval}" in
+       (""|y|ye|yes|n|no)
+           AC_MSG_ERROR([You must supply a PATH as argument to --with-linux-headers]) ;;
+       (*)
+           LINUX_HEADERS_DIR="$(cd "${withval}" && pwd)"
+           if test $? -ne 0; then
+               AC_MSG_ERROR(["${withval}" seems to be an invalid path!])
+           fi ;;
+    esac]
+)
+
+maybe_linux_headers_dir="../kernel/2.6/include"
+if test -z "${LINUX_HEADERS_DIR}" -a -e "${maybe_linux_headers_dir}"; then
+    LINUX_HEADERS_DIR="$(cd "${maybe_linux_headers_dir}" && pwd)"
+fi
+if test -n "${LINUX_HEADERS_DIR}"; then
+    linux_CFLAGS="-I${LINUX_HEADERS_DIR}"
+fi
+CPPFLAGS="${CPPFLAGS} ${linux_CFLAGS}"
+AC_SUBST(linux_CFLAGS)
+
+
+AC_CHECK_HEADERS([ \
+       linux/can/gw.h \
+       linux/can/isotp.h \
+       ],[],[],
+[
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+])
+
+AM_CONDITIONAL(CONFIG_GW, [test "${ac_cv_header_linux_can_gw_h}" = "yes"])
+AM_CONDITIONAL(CONFIG_ISOTP, [test "${ac_cv_header_linux_can_isotp_h}" = "yes"])
+
+
+AC_CHECK_DECL(SO_RXQ_OVFL,,
+    [AC_DEFINE([SO_RXQ_OVFL], [40], [SO_RXQ_OVFL])]
+)
+AC_CHECK_DECL(PF_CAN,,
+    [AC_DEFINE([PF_CAN], [29], [PF_CAN])]
+)
+AC_CHECK_DECL(AF_CAN,,
+    [AC_DEFINE([AF_CAN], [PF_CAN], [AF_CAN])]
+)
+
+
+#
+# Debugging
+#
+AC_MSG_CHECKING([whether to enable debugging])
+AC_ARG_ENABLE(debug,
+    AS_HELP_STRING([--enable-debug], [enable debugging [[default=no]]]),
+       [case "$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