configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 # Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation
   3 #
   4 # This file is part of LIBTASN1.
   5 #
   6 # This file is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This file is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this file; if not, write to the Free Software Foundation,
  18 # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19
  20 AC_PREREQ(2.59)
  21 AC_INIT(libtasn1, 0.2.17, bug-gnutls@gnu.org)
  22 AM_INIT_AUTOMAKE([1.9 gnits])
  23 AM_CONFIG_HEADER(config.h)
  24 AB_INIT
  25
  26 # Library code modified:                              REVISION++
  27 # Interfaces changed/added/removed:   CURRENT++       REVISION=0
  28 # Interfaces added:                             AGE++
  29 # Interfaces removed:                           AGE=0
  30 AC_SUBST(LT_CURRENT, 2)
  31 AC_SUBST(LT_REVISION, 17)
  32 AC_SUBST(LT_AGE, 0)
  33
  34 AC_PROG_CC
  35 gl_EARLY
  36 AC_PROG_YACC
  37 AC_PROG_LN_S
  38
  39 dnl Checks for programs.
  40 AC_PROG_INSTALL
  41 AM_MISSING_PROG(PERL,perl,$missing_dir)
  42
  43 AC_MSG_NOTICE([Detecting compiler options])
  44 AC_C_CONST
  45
  46 dnl In order to use the reentrant libc functions.
  47 dnl I hope it is portable enough.
  48 CFLAGS="${CFLAGS} -D_REENTRANT -D_THREAD_SAFE"
  49
  50 if test "$GCC" = "yes"; then
  51         CFLAGS="${CFLAGS} -Wall -Wpointer-arith -Wstrict-prototypes"
  52
  53         AC_MSG_CHECKING([whether we have GNU assembler])
  54
  55         GAS=`as --version < /dev/null 2>/dev/null|grep GNU`
  56         if test "$GAS"; then
  57           CFLAGS="${CFLAGS} -pipe"
  58           AC_MSG_RESULT(yes)
  59         else
  60           AC_MSG_RESULT(no)
  61         fi
  62 fi
  63
  64
  65 AC_MSG_NOTICE([Detecting C library capabilities])
  66
  67 AC_HEADER_STDC
  68 AC_CHECK_HEADERS(unistd.h getopt.h strings.h inttypes.h stdint.h)
  69 AC_CHECK_FUNCS(getopt_long)
  70 AC_FUNC_ALLOCA
  71
  72 AC_MSG_NOTICE([Detecting system's parameters])
  73
  74 AC_C_BIGENDIAN
  75
  76 AC_CHECK_SIZEOF(unsigned long long, 8)
  77 AC_CHECK_SIZEOF(unsigned long int, 4)
  78 AC_CHECK_SIZEOF(unsigned int, 4)
  79 AC_CHECK_SIZEOF(unsigned short int, 2)
  80 AC_CHECK_SIZEOF(unsigned char, 1)
  81
  82 # For some systems we know that we have ld_version scripts.
  83 # Use it then as default.
  84 have_ld_version_script=no
  85 case "${host}" in
  86     *-*-linux*)
  87         have_ld_version_script=yes
  88         ;;
  89     *-*-gnu*)
  90         have_ld_version_script=yes
  91         ;;
  92 esac
  93 AC_ARG_ENABLE([ld-version-script],
  94               AC_HELP_STRING([--enable-ld-version-script],
  95                              [enable/disable use of linker version script.
  96                               (default is system dependent)]),
  97               [have_ld_version_script=$enableval],
  98               [ : ] )
  99 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 100
 101 gl_SOURCE_BASE(gl)
 102 gl_M4_BASE(gl/m4)
 103 gl_MODULES(memmove)
 104 gl_LGPL
 105 gl_INIT
 106
 107 AC_MSG_NOTICE([Detecting options for shared libraries])
 108 AM_PROG_LIBTOOL
 109
 110 LIBTASN1_LIBS="-L${libdir} -ltasn1 $LIBS"
 111 LIBTASN1_CFLAGS="-I${includedir}"
 112 AC_SUBST(LIBTASN1_LIBS)
 113 AC_SUBST(LIBTASN1_CFLAGS)
 114
 115 AC_CONFIG_COMMANDS([lib/libtasn1.h],[[
 116  chmod +x lib/libtasn1-config
 117 ]],[[]])
 118
 119 # Check for gtk-doc.
 120 GTK_DOC_CHECK(1.2)
 121
 122 AC_CONFIG_FILES([Makefile src/Makefile tests/Makefile lib/Makefile \
 123         lib/libtasn1.pc lib/libtasn1-config doc/Makefile \
 124         doc/reference/Makefile])
 125 AC_OUTPUT