configure.ac

   1 # libtool version: current:revision:age
   2 #
   3 # If the library source code has changed at all since the last update, then
   4 # increment revision (`c:r:a' becomes `c:r+1:a').
   5 #
   6 # If any interfaces have been added, removed, or changed since the last update,
   7 # increment current, and set revision to 0.
   8 #
   9 # If any interfaces have been added since the last public release, then
  10 # increment age.
  11 #
  12 # If any interfaces have been removed since the last public release, then set
  13 # age to 0.
  14 #
  15 # In summary:
  16 #
  17 #  If any interface has been changed or removed, `c:r:a' becomes `c+1:0:0';
  18 #  else if any interface has been added, `c:r:a' becomes `c+1:0:a+1';
  19 #  else, `c:r:a' becomes `c:r+1:a'.
  20 #
  21 m4_define([comedilib_lt_current], [10])
  22 m4_define([comedilib_lt_revision], [0])
  23 m4_define([comedilib_lt_age], [10])
  24
  25 #libscxi c:r:a
  26 m4_define([scxi_lt_current], [9])
  27 m4_define([scxi_lt_revision], [0])
  28 m4_define([scxi_lt_age], [9])
  29
  30 # comedilib version: major.minor.micro
  31 #
  32 # Currently:
  33 #  * 'major' may be incremented at the whim of the maintainers.
  34 #  * 'minor' is libtool 'current' minus the value of 'current' when major
  35 #    changed (comedilib_major_base_current).
  36 #  * 'micro' is libtool 'revision'.
  37
  38 # Manually set 'comedilib_major_base_current' to new 'comedilib_lt_current'
  39 # whenever 'comedilib_version_major' is incremented below.
  40 m4_define([comedilib_major_base_current], [0])
  41
  42 m4_define([comedilib_version_major], [0])
  43 m4_define([comedilib_version_minor],
  44           [m4_eval(comedilib_lt_current - comedilib_major_base_current)])
  45 m4_define([comedilib_version_micro], [comedilib_lt_revision])
  46 m4_define([comedilib_pkg_version],
  47           [comedilib_version_major.comedilib_version_minor.comedilib_version_micro])
  48
  49 AC_INIT([comedilib], [comedilib_pkg_version])
  50 AC_CANONICAL_TARGET([])
  51
  52 COMEDILIB_VERSION_MAJOR=comedilib_version_major
  53 COMEDILIB_VERSION_MINOR=comedilib_version_minor
  54 COMEDILIB_VERSION_MICRO=comedilib_version_micro
  55 AC_SUBST(COMEDILIB_VERSION_MAJOR)
  56 AC_SUBST(COMEDILIB_VERSION_MINOR)
  57 AC_SUBST(COMEDILIB_VERSION_MICRO)
  58
  59 AC_CONFIG_MACRO_DIR([m4])
  60 AC_CONFIG_AUX_DIR([.])
  61 #COMEDILIB_DEBUG="-Wall -Werror"
  62 COMEDILIB_DEBUG="-Wall"
  63 AM_INIT_AUTOMAKE([-Wall -Werror])
  64
  65 # AS_LIBTOOL arguments are (prefix, current, revision, age)
  66 AS_LIBTOOL(COMEDILIB, comedilib_lt_current, comedilib_lt_revision, comedilib_lt_age)
  67 SCXI_SO_VERSION=scxi_lt_current:scxi_lt_revision:scxi_lt_age
  68 AC_SUBST(SCXI_SO_VERSION)
  69
  70 AM_CONFIG_HEADER(config.h)
  71
  72 ACLOCAL="$ACLOCAL -I m4"
  73
  74 AM_MAINTAINER_MODE
  75
  76 AC_PROG_CC
  77 AM_PROG_CC_C_O
  78 AC_PROG_CC_STDC
  79 AC_ISC_POSIX
  80 AM_PROG_LEX
  81 AC_PROG_YACC
  82 AC_PROG_LIBTOOL
  83
  84 AC_HEADER_STDC([])
  85
  86 AX_TLS
  87
  88 COMEDILIB_CFLAGS="$COMEDILIB_CFLAGS -I\$(top_srcdir)/include -I\$(top_builddir)/include $COMEDILIB_DEBUG"
  89 COMEDILIB_LIBS="$COMEDILIB_LIBS \$(top_builddir)/lib/libcomedi.la -lm"
  90 AC_SUBST(COMEDILIB_CFLAGS)
  91 AC_SUBST(COMEDILIB_LIBS)
  92
  93 # autoconf backwards compatibility
  94 if test "$datarootdir" = ""; then
  95         datarootdir='${datadir}'
  96         AC_SUBST(datarootdir)
  97 fi
  98
  99 if test "$docdir" = ""; then
 100         docdir='${datarootdir}/doc/${PACKAGE}'
 101         AC_SUBST(docdir)
 102 fi
 103
 104 if test "$htmldir" = ""; then
 105         htmldir='${docdir}'
 106         AC_SUBST(htmldir)
 107 fi
 108
 109 if test "$pdfdir" = ""; then
 110         pdfdir='${docdir}'
 111         AC_SUBST(pdfdir)
 112 fi
 113
 114 #swig
 115 AC_PATH_PROG(SWIG, swig, "no")
 116 if test "$SWIG" == "no" ; then
 117         AC_MSG_WARN([swig not found, will not be able to build swig based bindings])
 118 fi
 119
 120 #python
 121 AC_ARG_ENABLE([python-binding],
 122         [AS_HELP_STRING([--disable-python-binding],
 123                 [Disable building of Python binding])],
 124         [ENABLE_PYTHON=$enableval],[ENABLE_PYTHON="yes"])
 125 if test "$ENABLE_PYTHON" == "yes" && test "$SWIG" != "no"; then
 126         AM_PATH_PYTHON
 127         AM_CHECK_PYTHON_HEADERS(HAVE_PYTHON=yes,[HAVE_PYTHON=no;AC_MSG_WARN([python headers not found, disabling python binding])])
 128 else
 129         HAVE_PYTHON="no"
 130 fi
 131 AM_CONDITIONAL(HAVE_PYTHON, [test "$HAVE_PYTHON" == "yes" && test "$ENABLE_PYTHON" == "yes"])
 132
 133 AS_COMPILER_FLAG([-fno-strict-aliasing],[PYTHON_QUIET="$PYTHON_QUIET -fno-strict-aliasing"], true )
 134 AS_COMPILER_FLAG([-Wno-unused-function],[PYTHON_QUIET="$PYTHON_QUIET -Wno-unused-function"], true )
 135 AC_SUBST(PYTHON_QUIET)
 136
 137 # ruby
 138 AC_ARG_ENABLE([ruby-binding],
 139         [AS_HELP_STRING([--enable-ruby-binding],
 140                 [Enable building of Ruby binding])],
 141         [ENABLE_RUBY=$enableval], [ENABLE_RUBY="no"])
 142 if test "$ENABLE_RUBY" == "yes" && test "$SWIG" != "no"; then
 143         AC_PATH_PROG(RUBY, ruby, no)
 144         if test "$RUBY" != "no" ; then
 145                 RUBY_INC_DIR=`$RUBY -e "require 'rbconfig'; c = ::Config::CONFIG; print c[['archdir']];"`
 146                 AC_CHECK_HEADER([$RUBY_INC_DIR/ruby.h],[],[ENABLE_RUBY="no";AC_MSG_WARN([ruby.h not found, disabling Ruby binding])])
 147         else
 148                 AC_MSG_WARN([ruby not found, disabling ruby binding])
 149                 ENABLE_RUBY="no"
 150         fi
 151 else
 152         ENABLE_RUBY="no"
 153 fi
 154
 155 AM_CONDITIONAL(HAVE_RUBY, [test "$ENABLE_RUBY" == "yes"])
 156
 157 AC_ARG_VAR(RUBY_PREFIX,[path prefix for Ruby binding])
 158 AC_ARG_VAR(RUBY_SO_DIR,[path for Ruby extensions])
 159 if test "$RUBY_PREFIX" != "" ; then
 160         RUBY_CONFIG_OPTIONS="$RUBY_CONFIG_OPTIONS --prefix=\$(RUBY_PREFIX)"
 161 fi
 162 if test "$RUBY_SO_DIR" != "" ; then
 163         RUBY_CONFIG_OPTIONS="$RUBY_CONFIG_OPTIONS --so-dir=\$(RUBY_SO_DIR)"
 164 fi
 165 AC_SUBST(RUBY_CONFIG_OPTIONS)
 166
 167 # scxi
 168 AC_ARG_ENABLE([scxi],
 169         [AS_HELP_STRING([--enable-scxi], [Enable SCXI convenience library])],
 170         [ENABLE_SCXI=$enableval], [ENABLE_SCXI="no"])
 171 AM_CONDITIONAL(BUILD_SCXI, [test "$ENABLE_SCXI" == "yes"])
 172
 173 # docbook
 174 AC_ARG_ENABLE([docbook],
 175         [AS_HELP_STRING([--disable-docbook], [Disable docbook])],
 176         [ENABLE_DOCBOOK=$enableval],[ENABLE_DOCBOOK="yes"])
 177
 178 if test "$ENABLE_DOCBOOK" == "yes"; then
 179         AC_PATH_PROG(XMLTO, xmlto, no)
 180         if test "$XMLTO" = "no" ; then
 181                 AC_MSG_WARN([xmlto not found, will not be able to rebuild documentation])
 182         fi
 183         AC_PATH_PROG(DBLATEX, dblatex, no)
 184         if test "$DBLATEX" = "no" ; then
 185                 AC_MSG_WARN([dblatex not found, will not be able to generate pdfs])
 186         fi
 187 else
 188         XMLTO="no"
 189         DBLATEX="no"
 190 fi
 191 AM_CONDITIONAL(HAVE_XMLTO, [test "$XMLTO" != "no"])
 192 AM_CONDITIONAL(HAVE_DBLATEX, [test "$DBLATEX" != "no"])
 193
 194 pcmciadir="\${sysconfdir}/pcmcia"
 195 AC_SUBST(pcmciadir)
 196
 197
 198
 199 # new udev hotplug
 200 AC_ARG_WITH([udev-hotplug],
 201         [AS_HELP_STRING([--with-udev-hotplug=[[/lib]]], [enable udev hotplug])],
 202         [ENABLE_UDEVHOTPLUG=$withval], [ENABLE_UDEVHOTPLUG="no"])
 203 AM_CONDITIONAL(INSTALL_UDEVHOTPLUG, [test "$ENABLE_UDEVHOTPLUG" != "no"])
 204 if test "$ENABLE_UDEVHOTPLUG" != "no"; then
 205         if  test "$ENABLE_UDEVHOTPLUG" == "yes"; then
 206                 AC_MSG_ERROR([udev-hotplug needs a path as an argument (usually: --enable-udev-hotplug=/lib).])
 207         fi
 208         if test "$ENABLE_UDEVHOTPLUG" != "/lib"; then
 209                 AC_MSG_WARN([Installing the udev scripts in the non-standard location: $ENABLE_UDEVHOTPLUG (should be --enable-udev-hotplug=/lib)])
 210         fi
 211         if test "$sysconfdir" != "/etc"; then
 212                 AC_MSG_WARN([udev hotplug works only if sysconfdir is set to /etc.])
 213         fi
 214         udevrulesdir="$ENABLE_UDEVHOTPLUG/udev/rules.d/"
 215         udevfirmwaredir="$ENABLE_UDEVHOTPLUG/firmware"
 216         udevscriptsdir="$ENABLE_UDEVHOTPLUG/udev"
 217         AC_SUBST(udevrulesdir)
 218         AC_SUBST(udevfirmwaredir)
 219         AC_SUBST(udevscriptsdir)
 220 else
 221         ENABLE_UDEVHOTPLUG="no"
 222 fi
 223
 224
 225 # old hotplug mechanism
 226 AC_ARG_ENABLE([etc-hotplug],
 227         [AS_HELP_STRING([--enable-etc-hotplug],
 228                 [enable old hotplug in /etc/hotplug])],
 229         [ENABLE_ETCHOTPLUG=$enableval], [ENABLE_ETCHOTPLUG="no"])
 230 AM_CONDITIONAL(INSTALL_ETCHOTPLUG, [test "$ENABLE_ETCHOTPLUG" != "no"])
 231
 232 if test "$ENABLE_ETCHOTPLUG" != "no"; then
 233 #see: http://linux-hotplug.sourceforge.net/
 234 #the hotplug expects the device dependent scripts here:
 235         usbhotplugdir="\${sysconfdir}/hotplug/usb"
 236         AC_SUBST(usbhotplugdir)
 237
 238 #firmware for the hotplug script
 239 #see: http://linux-hotplug.sourceforge.net/
 240         usbfirmwaredir="\${datadir}/usb"
 241         AC_SUBST(usbfirmwaredir)
 242         if test "$sysconfdir" != "/etc"; then
 243                 AC_MSG_WARN([hotplug works only if sysconfdir is set to /etc.])
 244         fi
 245 fi
 246
 247 if test "$ENABLE_ETCHOTPLUG" = "no" && test "$ENABLE_UDEVHOTPLUG" = "no" ; then
 248                 AC_MSG_WARN([No hotplug mechanism will be installed. Consult ./configure --help if you want hotplug.])
 249 fi
 250
 251 AC_CONFIG_FILES(
 252 Makefile
 253 comedi_config/Makefile
 254 c++/Makefile
 255 c++/include/Makefile
 256 etc/Makefile
 257 etc/pcmcia/Makefile
 258 etc/hotplug/Makefile
 259 etc/hotplug/usb/Makefile
 260 etc/hotplug/usb/usbdux/Makefile
 261 etc/hotplug/usb/usbduxfast/Makefile
 262 etc/hotplug/usb/usbduxsigma/Makefile
 263 etc/udev/Makefile
 264 doc/Makefile
 265 demo/Makefile
 266 include/Makefile
 267 include/comedilib_version.h
 268 lib/Makefile
 269 man/Makefile
 270 scxi/Makefile
 271 swig/Makefile
 272 swig/python/Makefile
 273 swig/ruby/Makefile
 274 testing/Makefile
 275 comedilib.spec
 276 comedilib.pc
 277 )
 278
 279 AC_OUTPUT