# 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_micro], [0])
+m4_define([sp_package_version_micro], [1])
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://sigrok.org/wiki/Libserialport])
+AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([autostuff])
AC_CONFIG_AUX_DIR([autostuff])
-AC_CANONICAL_TARGET
+AH_TOP([#ifndef SP_CONFIG_H
+#define SP_CONFIG_H])
+AH_BOTTOM([#endif])
# 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"
-
# Checks for programs.
AC_PROG_CC
AC_PROG_CPP
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
# 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=""
+SP_LIBS=""
-case $target_os in
+case $host_os in
*linux*)
- # On Linux libudev is currently required for enumeration.
- AC_ARG_WITH([libudev],
- [AS_HELP_STRING([--with-libudev],
- [use libudev for serial port enumeration @<:@default=check@:>@])],
- [], [with_libudev=check])
- AS_IF([test "x$with_libudev" != xno], [
- PKG_CHECK_MODULES([libudev], [libudev >= 0],
- [CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
- SP_PKGLIBS="$SP_PKGLIBS libudev"; AC_DEFINE(HAVE_LIBUDEV)])], [])
+ AM_CONDITIONAL([LINUX], true)
+ AM_CONDITIONAL([WIN32], false)
+ AM_CONDITIONAL([MACOSX], false)
+ AM_CONDITIONAL([FREEBSD], false)
;;
*darwin*)
- LDFLAGS="$LDFLAGS -Wl,-framework -Wl,IOKit -Wl,-framework -Wl,CoreFoundation"
+ AM_CONDITIONAL([LINUX], false)
+ AM_CONDITIONAL([WIN32], false)
+ AM_CONDITIONAL([MACOSX], true)
+ AM_CONDITIONAL([FREEBSD], false)
AC_CHECK_HEADER(IOKit/IOKitLib.h, [], [AC_MSG_ERROR([IOKit/IOKitLib.h not found])])
;;
+mingw* | cygwin*)
+ AM_CONDITIONAL([LINUX], false)
+ AM_CONDITIONAL([WIN32], true)
+ AM_CONDITIONAL([MACOSX], false)
+ AM_CONDITIONAL([FREEBSD], false)
+ SP_LIBS="-lsetupapi"
+ ;;
+*freebsd*)
+ AM_CONDITIONAL([LINUX], false)
+ AM_CONDITIONAL([WIN32], false)
+ AM_CONDITIONAL([MACOSX], false)
+ AM_CONDITIONAL([FREEBSD], true)
+ ;;
+*)
+ AM_CONDITIONAL([LINUX], false)
+ AM_CONDITIONAL([WIN32], false)
+ AM_CONDITIONAL([MACOSX], false)
+ AM_CONDITIONAL([FREEBSD], false)
+ AC_DEFINE(NO_ENUMERATION,,[Enumeration is unsupported])
+ AC_DEFINE(NO_PORT_METADATA,,[Port metadata is unavailable])
esac
-AC_SUBST(SP_PKGLIBS)
-
-# 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])
+AC_SUBST(SP_LIBS)
-# Checks for typedefs, structures, and compiler characteristics.
-AC_C_INLINE
+# Define size_t if not defined as standard.
AC_TYPE_SIZE_T
-AC_TYPE_SSIZE_T
-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>]])
-# Checks for library functions.
-AC_CHECK_FUNCS([strerror])
+# Check for specific termios structures.
+AC_CHECK_TYPE([struct termios2],
+ [AC_DEFINE(HAVE_TERMIOS2, 1,
+ [struct termios2 is available.])],
+ [], [[#include <linux/termios.h>]])
+AC_CHECK_TYPE([struct termiox],
+ [AC_DEFINE(HAVE_TERMIOX, 1,
+ [struct termiox is available.])],
+ [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios.c_ispeed, struct termios.c_ospeed],
+ [AC_DEFINE(HAVE_TERMIOS_SPEED, 1,
+ [struct termios has c_ispeed/c_ospeed.])],
+ [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios2.c_ispeed, struct termios2.c_ospeed],
+ [AC_DEFINE(HAVE_TERMIOS2_SPEED, 1,
+ [struct termios2 has c_ispeed/c_ospeed.])],
+ [], [[#include <linux/termios.h>]])
+
+# Check for the BOTHER definition, needed for setting arbitrary baud rates.
+# We can't just #ifdef BOTHER in the code, because of the separation between
+# code using libc headers and code using kernel termios.h headers.
+AC_MSG_CHECKING(for BOTHER)
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <linux/termios.h>
+]],
+[[
+#ifndef BOTHER
+#error BOTHER is not defined
+#endif
+]])],
+[AC_DEFINE(HAVE_BOTHER, 1, [BOTHER macro is available])
+AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])])
+
+# Check for serial_struct.
+AC_CHECK_TYPE([struct serial_struct],
+ [AC_DEFINE(HAVE_SERIAL_STRUCT, 1,
+ [struct serial is available.])],
+ [], [[#include <linux/serial.h>]])
+
+saved="$CFLAGS"; CFLAGS="$CFLAGS -Werror"
+AC_DEFINE(SP_API,,[Macro preceding public API functions])
+AC_DEFINE(SP_PRIV,,[Macro preceding private functions])
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+ __attribute__((visibility("hidden"))) void foo(void) { }
+ ]])],
+ [AC_DEFINE(SP_API, __attribute__((visibility("default"))))]
+ [AC_DEFINE(SP_PRIV, __attribute__((visibility("hidden"))))],
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+ __declspec(dllexport) void foo(void) { }
+ ]])],
+ [AC_DEFINE(SP_API, __declspec(dllexport))]
+ [AC_DEFINE(SP_PRIV,)],
+ [AC_DEFINE(SP_API,)]
+ [AC_DEFINE(SP_PRIV,)]))
+CFLAGS="$saved"
AC_SUBST(MAKEFLAGS, '--no-print-directory')
AC_SUBST(AM_LIBTOOLFLAGS, '--silent')
projects / libserialport.git / blobdiff