# libserialport package version number (NOT the same as shared lib version!).
m4_define([sp_package_version_major], [0])
m4_define([sp_package_version_minor], [1])
-m4_define([sp_package_version], [sp_package_version_major.sp_package_version_minor])
+m4_define([sp_package_version_micro], [0])
+m4_define([sp_package_version], [sp_package_version_major.sp_package_version_minor.sp_package_version_micro])
AC_INIT([libserialport], [sp_package_version], [martin-libserialport@earth.li],
- [libserialport], [http://github.com/martinling/libserialport])
+ [libserialport], [http://sigrok.org/wiki/Libserialport])
AC_CONFIG_MACRO_DIR([autostuff])
AC_CONFIG_AUX_DIR([autostuff])
AC_CANONICAL_TARGET
# We require at least automake 1.11 (needed for 'silent rules').
-AM_INIT_AUTOMAKE([1.11 -Wall -Werror])
+AM_INIT_AUTOMAKE([1.11 -Wall -Werror check-news])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
-AH_TOP([#ifndef SP_CONFIG_H
-#define SP_CONFIG_H /* To stop multiple inclusions. */])
-AH_BOTTOM([#endif /* SP_CONFIG_H */])
-
# Enable more compiler warnings via -Wall and -Wextra.
CFLAGS="$CFLAGS -Wall -Wextra"
AC_PROG_INSTALL
AC_PROG_LN_S
-# Required for per-target flags or subdir-objects with C sources.
-AM_PROG_CC_C_O
-
# Initialize libtool.
LT_INIT
AC_SUBST(SP_LIB_VERSION)
AC_SUBST(SP_LIB_LDFLAGS)
-# Checks for header files.
-# These are already checked: inttypes.h dlfcn.h memory.h stdint.h stdlib.h
-# string.h strings.h sys/types.h sys/stat.h unistd.h
-AC_CHECK_HEADERS([errno.h fcntl.h stddef.h sys/ioctl.h termios.h])
+# Checks for libraries.
+
+# This variable collects the pkg-config names of all detected libs.
+# It is then used to construct the "Requires.private:" field in the
+# libserialport.pc file.
+SP_PKGLIBS=""
case $target_os in
*linux*)
- # On Linux libudev is currently a hard requirement.
+ AM_CONDITIONAL([LINUX], true)
+ # On Linux libudev is currently required for enumeration.
+ AC_ARG_WITH([libudev],
+ [AS_HELP_STRING([--with-libudev],
+ [use libudev for serial port enumeration @<:@default=check@:>@])],
+ [], [with_libudev=check])
+ AS_IF([test "x$with_libudev" != xno], [
PKG_CHECK_MODULES([libudev], [libudev >= 0],
- [CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS"])
+ [CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
+ SP_PKGLIBS="$SP_PKGLIBS libudev"; AC_DEFINE(HAVE_LIBUDEV)])], [])
;;
*darwin*)
+ AM_CONDITIONAL([LINUX], false)
LDFLAGS="$LDFLAGS -Wl,-framework -Wl,IOKit -Wl,-framework -Wl,CoreFoundation"
AC_CHECK_HEADER(IOKit/IOKitLib.h, [], [AC_MSG_ERROR([IOKit/IOKitLib.h not found])])
;;
+*)
+ AM_CONDITIONAL([LINUX], false)
esac
-# Checks for typedefs, structures, and compiler characteristics.
-AC_C_INLINE
+AC_SUBST(SP_PKGLIBS)
+
+# Define size_t if not defined as standard.
AC_TYPE_SIZE_T
-AC_TYPE_SSIZE_T
-# Checks for library functions.
-AC_CHECK_FUNCS([strerror])
+# Check for specific termios structures.
+AC_CHECK_TYPE([struct termios2], [AC_DEFINE(HAVE_TERMIOS2, 1)], [], [[#include <linux/termios.h>]])
+AC_CHECK_TYPE([struct termiox], [AC_DEFINE(HAVE_TERMIOX, 1)], [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios.c_ispeed, struct termios.c_ospeed],
+ [AC_DEFINE(HAVE_TERMIOS_SPEED, 1)], [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios2.c_ispeed, struct termios2.c_ospeed],
+ [AC_DEFINE(HAVE_TERMIOS2_SPEED, 1)], [], [[#include <linux/termios.h>]])
AC_SUBST(MAKEFLAGS, '--no-print-directory')
AC_SUBST(AM_LIBTOOLFLAGS, '--silent')
SP_PACKAGE_VERSION_MAJOR=sp_package_version_major
SP_PACKAGE_VERSION_MINOR=sp_package_version_minor
+SP_PACKAGE_VERSION_MICRO=sp_package_version_micro
SP_PACKAGE_VERSION=sp_package_version
AC_SUBST(SP_PACKAGE_VERSION_MAJOR)
AC_SUBST(SP_PACKAGE_VERSION_MINOR)
+AC_SUBST(SP_PACKAGE_VERSION_MICRO)
AC_SUBST(SP_PACKAGE_VERSION)
-AC_CONFIG_FILES([Makefile libserialport.pc])
+AC_CONFIG_FILES([Makefile libserialport.h libserialport.pc])
AC_OUTPUT
echo
echo "libserialport configuration summary:"
echo
-echo " - Package version (major.minor): $SP_PACKAGE_VERSION"
+echo " - Package version (major.minor.micro): $SP_PACKAGE_VERSION"
echo " - Library version (current:revision:age): $SP_LIB_VERSION"
echo " - Prefix: $prefix"
echo " - Building on: $build"