webcit/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl $Id$
   3 AC_INIT(webserver.c)
   4
   5 AC_CANONICAL_HOST
   6
   7 AC_ARG_WITH(with_zlib, [  --with-zlib        use zlib compression if present])
   8 AC_ARG_WITH(with_libical, [  --with-libical          use libical calendaring library])
   9
  10 dnl Set some system-specific variables which are OK to set before compiler
  11 dnl checks:
  12 PTHREAD_DEFS=-D_REENTRANT
  13 case "$host" in
  14         dnl Tru64 Unix requires we use -pthread instead of linking the threads
  15         dnl libraries directly, and we can't build threaded programs with gcc
  16         dnl due to header file problems.
  17         alpha*-dec-osf*)
  18                 test -z "$CC" && CC=cc
  19                 LIBS=-pthread
  20         ;;
  21         dnl FreeBSD is similar:
  22         *-*-freebsd*)
  23                 LIBS=-pthread
  24                 PTHREAD_DEFS=-D_THREAD_SAFE
  25         ;;
  26         *-*-solaris*)
  27                 PTHREAD_DEFS='-D_REENTRANT -D_PTHREADS'
  28         ;;
  29 esac
  30 AC_SUBST(PTHREAD_DEFS)
  31
  32 dnl Checks for programs.
  33 AC_PROG_CC
  34
  35 dnl Configure compiler flags for GCC
  36 if test "$GCC" = yes; then
  37         case "$host" in
  38                 *-*-solaris*)
  39                         CFLAGS="$CFLAGS -Wall -Wno-char-subscripts"
  40                 ;;
  41                 *)
  42                         CFLAGS="$CFLAGS -Wall"
  43                 ;;
  44         esac
  45 fi
  46
  47 missing_dir=`cd $ac_aux_dir && pwd`
  48 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
  49
  50 dnl Checks for libraries.
  51 if test "$LIBS" != -pthread; then
  52         AC_CHECK_LIB(pthread, pthread_create)
  53         AC_CHECK_LIB(pthreads, pthread_create)
  54 fi
  55 AC_SEARCH_LIBS(gethostbyname, nsl)
  56 AC_SEARCH_LIBS(connect, socket)
  57
  58 dnl Checks for header files.
  59 AC_HEADER_STDC
  60 dnl AC_HEADER_SYS_WAIT
  61 AC_CHECK_HEADERS(fcntl.h limits.h sys/time.h unistd.h)
  62
  63 dnl Checks for typedefs, structures, and compiler characteristics.
  64 AC_C_CONST
  65 AC_TYPE_OFF_T
  66 AC_TYPE_SIZE_T
  67 dnl AC_HEADER_TIME
  68
  69 dnl Checks for library functions.
  70 AC_TYPE_SIGNAL
  71 dnl AC_FUNC_VPRINTF
  72 dnl AC_CHECK_FUNCS(strerror)
  73 AC_REPLACE_FUNCS(snprintf)
  74
  75 dnl Checks for the zlib compression library.
  76 if test "x$with_zlib" != xno ; then
  77         AC_CHECK_HEADERS(zlib.h,
  78                 [AC_CHECK_LIB(z, zlibVersion,
  79                         [ok_zlib=yes],,
  80         )])
  81 fi
  82
  83 if test "x$ok_zlib" != xno ; then
  84         LIBS="-lz $LIBS"
  85         AC_DEFINE(HAVE_ZLIB)
  86 fi
  87
  88 dnl Checks for the libical calendaring library.
  89 if test "x$with_libical" != xno ; then
  90         AC_CHECK_HEADERS(ical.h,
  91                 [AC_CHECK_LIB(ical, icalcomponent_new,
  92                         [ok_libical=yes],,
  93         )])
  94 fi
  95
  96 if test "x$ok_libical" != xno ; then
  97         LIBS="-lical $LIBS"
  98         AC_DEFINE(HAVE_LIBICAL)
  99 fi
 100
 101 AC_OUTPUT(Makefile)
 102