configure.ac

   1 #
   2 # libtsm - build configuration script
   3 # Copyright (c) 2012-2013 David Herrmann <dh.herrmann@gmail.com>
   4 #
   5
   6 AC_PREREQ(2.68)
   7
   8 AC_INIT([libtsm],
   9         [1],
  10         [https://github.com/dvdhrm/libtsm/issues],
  11         [libtsm],
  12         [http://dvdhrm.github.io/libtsm])
  13 AC_CONFIG_SRCDIR([src/tsm_vte.c])
  14 AC_CONFIG_AUX_DIR([build-aux])
  15 AC_CONFIG_MACRO_DIR([m4])
  16 AC_CONFIG_HEADER(config.h)
  17 AC_USE_SYSTEM_EXTENSIONS
  18 AC_SYS_LARGEFILE
  19 AC_CANONICAL_HOST
  20
  21 AM_INIT_AUTOMAKE([foreign 1.11 subdir-objects dist-xz no-dist-gzip tar-pax -Wall -Werror -Wno-portability])
  22 AM_SILENT_RULES([yes])
  23
  24 AC_SUBST(PACKAGE_DESCRIPTION, ["terminal-emulator state machine"])
  25
  26 #
  27 # Don't add a default "-g -O2" if CFLAGS wasn't specified. For debugging it is
  28 # often more convenient to have "-g -O0". You can still override it by
  29 # explicitly setting it on the command line.
  30 #
  31
  32 : ${CFLAGS=""}
  33
  34 AC_PROG_CC
  35 AC_PROG_CC_C99
  36 AM_PROG_CC_C_O
  37 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  38 AC_PROG_SED
  39 AC_PROG_MKDIR_P
  40 AC_PROG_LN_S
  41 AC_PROG_GREP
  42 AC_PROG_AWK
  43
  44 LT_PREREQ(2.2)
  45 LT_INIT
  46
  47 #
  48 # We need xkbcommon for keysym definitions. If it's not found, we use our own
  49 # private copy of xkbcommon-keysyms.h.
  50 #
  51
  52 PKG_CHECK_MODULES([XKBCOMMON], [xkbcommon],
  53                   [have_xkbcommon=yes], [have_xkbcommon=no])
  54 AC_SUBST(XKBCOMMON_CFLAGS)
  55 if test "x$have_xkbcommon" = "xyes" ; then
  56         AC_DEFINE([BUILD_HAVE_XKBCOMMON], [1], [Have xkbcommon library])
  57 fi
  58 AM_CONDITIONAL([BUILD_HAVE_XKBCOMMON], [test "x$have_xkbcommon" = "xyes"])
  59
  60 #
  61 # Test for "check" which we use for our test-suite. If not found, we disable
  62 # all tests.
  63 #
  64
  65 PKG_CHECK_MODULES([CHECK], [check],
  66                   [have_check=yes], [have_check=no])
  67 AC_SUBST(CHECK_CFLAGS)
  68 AC_SUBST(CHECK_LIBS)
  69 AM_CONDITIONAL([BUILD_HAVE_CHECK], [test "x$have_check" = "xyes"])
  70
  71 #
  72 # debug mode
  73 # If --enable-debug is given, we enable several non-standard debug options. We
  74 # enable a lot of debug options by default, so this option is really only for
  75 # extended developer debug modes.
  76 #
  77
  78 AC_MSG_CHECKING([whether to build with debugging on])
  79 AC_ARG_ENABLE([debug],
  80               [AS_HELP_STRING([--enable-debug],
  81                               [whether to build with debugging on])])
  82 if test "x$enable_debug" = "x" ; then
  83         enable_debug="yes (default)"
  84 fi
  85 AC_MSG_RESULT([$enable_debug])
  86
  87 if test "x${enable_debug% *}" = "xyes" ; then
  88         enable_debug="yes"
  89         AC_DEFINE([BUILD_ENABLE_DEBUG], [1], [Enable debug mode])
  90 else
  91         enable_debug="no"
  92         AC_DEFINE([NDEBUG], [1], [No Debug])
  93 fi
  94 AM_CONDITIONAL([BUILD_ENABLE_DEBUG],
  95                [test "x$enable_debug" = "xyes"])
  96
  97 #
  98 # Enable gcc compiler optimizations. We enable them by default but allow
  99 # disabling them for better backtraces during debugging.
 100 #
 101
 102 AC_MSG_CHECKING([whether to enable code optimizations])
 103 AC_ARG_ENABLE([optimizations],
 104               [AS_HELP_STRING([--disable-optimizations],
 105                               [whether to disable code optimizations])])
 106 if test "x$enable_optimizations" = "x" ; then
 107         enable_optimizations="yes (default)"
 108 fi
 109 AC_MSG_RESULT([$enable_optimizations])
 110
 111 if test "x${enable_optimizations% *}" = "xyes" ; then
 112         enable_optimizations="yes"
 113 else
 114         enable_optimizations="no"
 115 fi
 116 AM_CONDITIONAL([BUILD_ENABLE_OPTIMIZATIONS],
 117                [test "x$enable_optimizations" = "xyes"])
 118
 119 #
 120 # Makefile vars
 121 # After everything is configured, we create all makefiles.
 122 #
 123
 124 AC_CONFIG_FILES([Makefile
 125                  docs/libtsm.pc])
 126 AC_OUTPUT
 127
 128 #
 129 # Configuration output
 130 # Show configuration to the user so they can check whether everything was
 131 # configured as expected.
 132 #
 133
 134 AC_MSG_NOTICE([Build configuration:
 135
 136                prefix: $prefix
 137           exec-prefix: $exec_prefix
 138                libdir: $libdir
 139            includedir: $includedir
 140
 141   Miscellaneous Options:
 142                 debug: $enable_debug
 143         optimizations: $enable_optimizations
 144        building tests: $have_check
 145
 146         Run "${MAKE-make}" to start compilation process])