configure.in

   1 # Process this file with autoconf to produce a configure script.
   2 AC_REVISION($Revision$)
   3 AC_PREREQ(2.53)
   4 AC_INIT(mod_auth_kerb, 0.5-rc4, modauthkerb-developers@lists.sourceforge.net)
   5 AC_CONFIG_SRCDIR([src/mod_auth_kerb.c])
   6 AC_CONFIG_HEADER([config.h])
   7
   8 # Checks for programs.
   9 AC_PROG_CC
  10 AC_PROG_MAKE_SET
  11
  12 # Checks for libraries.
  13 # FIXME: Replace `main' with a function in `-lresolv':
  14 LIB_resolv=""
  15 AC_CHECK_LIB([resolv], [main], [LIB_resolv=-lresolv])
  16 AC_SUBST(LIB_resolv)
  17
  18 # Checks for header files.
  19 AC_HEADER_STDC
  20 AC_CHECK_HEADERS([limits.h netdb.h stddef.h stdlib.h string.h unistd.h])
  21
  22 # Checks for typedefs, structures, and compiler characteristics.
  23 #AC_C_CONST
  24 AC_TYPE_SIZE_T
  25 AC_STRUCT_TM
  26
  27 # Checks for library functions.
  28 #AC_FUNC_MALLOC
  29 #AC_FUNC_MEMCMP
  30 #AC_CHECK_FUNCS([gethostbyname memset putenv strcasecmp strchr strdup strerror])
  31
  32 #
  33 # kerberos5 enviroment
  34 #
  35 KRB5_CPPFLAGS=""
  36 KRB5_LDFLAGS=""
  37 krb5_config_command=krb5-config
  38 SPNEGO_SRCS=""
  39
  40 AC_ARG_WITH(krb5,
  41   AC_HELP_STRING([--with-krb5=dir],[use krb5 in dir]),
  42   [ with_krb5="$withval" ])
  43
  44 if test "x$with_krb5" != "xno" ; then
  45   AC_MSG_CHECKING([for Kerberos5 installation])
  46   if test "x$with_krb5" != "x"; then
  47      if test -x "$with_krb5/bin/krb5-config"; then
  48         krb5_config_command="$with_krb5/bin/krb5-config"
  49      else
  50         # quick fix for OpenBSD installations where krb5-config is missing.
  51         # OpenBSD uses Heimdal, so add openbsd-specific configuration
  52         # libs for Heimdal
  53         KRB5_CPPFLAGS="-I$with_krb5/include"
  54         KRB5_LDFLAGS="-L$with_krb5/lib -lgssapi -lkrb5 -lasn1 -ldes -lcrypt"
  55         krb5_config_command=""
  56      fi
  57   fi
  58
  59   if test -n "$krb5_config_command"; then
  60      KRB5_CPPFLAGS=`$krb5_config_command --cflags gssapi 2>/dev/null`
  61      KRB5_LDFLAGS=`$krb5_config_command --libs gssapi 2>/dev/null`
  62   fi
  63   if test "x$KRB5_LDFLAGS" = "x"; then
  64      with_krb5=no
  65      AC_MSG_RESULT(no)
  66   else
  67      AC_MSG_RESULT(yes)
  68
  69      ac_save_CFLAGS=$CFLAGS
  70      ac_save_LDFLAGS=$LDFLAGS
  71      ac_save_LIBS=$LIBS
  72      CFLAGS="$CFLAGS $KRB5_CPPFLAGS"
  73      LDFLAGS="$LDFLAGS $KRB5_LDFLAGS"
  74      LIBS="$LIBS $LDFLAGS $LIB_resolv"
  75
  76      AC_CHECK_LIB(krb5, krb5_init_context, [], [with_krb5=no])
  77
  78      if test "x$with_krb5" != "xno"; then
  79         # check if krb5_cc_gen_new() is implemented by the krb5 library
  80         AC_CHECK_FUNC(krb5_cc_gen_new, [AC_DEFINE(HAVE_KRB5_CC_GEN_NEW)])
  81
  82         # check for Heimdal
  83         AC_MSG_CHECKING(whether we are using Heimdal)
  84         AC_TRY_COMPILE([#include <krb5.h>],
  85                        [ char *tmp = heimdal_version; ],
  86                        [ AC_MSG_RESULT(yes)
  87                          AC_DEFINE(HEIMDAL) ],
  88                        [ AC_MSG_RESULT(no) ])
  89      fi
  90
  91      CFLAGS=$ac_save_CFLAGS
  92      LDFLAGS=$ac_save_LDFLAGS
  93      LIBS=$ac_save_LIBS
  94      AC_DEFINE(KRB5)
  95      SPNEGO_SRCS="\
  96         spnegokrb5/asn1_MechType.c         \
  97         spnegokrb5/asn1_MechTypeList.c     \
  98         spnegokrb5/asn1_ContextFlags.c     \
  99         spnegokrb5/asn1_NegTokenInit.c     \
 100         spnegokrb5/asn1_NegTokenTarg.c     \
 101         spnegokrb5/der_get.c               \
 102         spnegokrb5/der_put.c               \
 103         spnegokrb5/der_free.c              \
 104         spnegokrb5/der_length.c            \
 105         spnegokrb5/der_copy.c              \
 106         spnegokrb5/timegm.c                \
 107         spnegokrb5/init_sec_context.c      \
 108         spnegokrb5/accept_sec_context.c    \
 109         spnegokrb5/encapsulate.c           \
 110         spnegokrb5/decapsulate.c           \
 111         spnegokrb5/external.c"
 112   fi
 113 fi
 114 AC_SUBST(KRB5_CPPFLAGS)
 115 AC_SUBST(KRB5_LDFLAGS)
 116 AC_SUBST(SPNEGO_SRCS)
 117
 118 #
 119 # Kerberos4 enviroment
 120 #
 121 KRB4_CPPFLAGS=""
 122 KRB4_LDFLAGS=""
 123
 124 AC_ARG_WITH(krb4,
 125   AC_HELP_STRING([--with-krb4=dir], [use krb4 in dir]),
 126   [ with_krb4="$withval" ])
 127
 128 if test "x$with_krb4" != "xno"; then
 129   AC_MSG_CHECKING([for Kerberos4 installation])
 130   if test "x$with_krb4" != "x"; then
 131      if test -x "$with_krb4/bin/krb4-config"; then
 132         KRB4_CPPFLAGS=`$with_krb4/bin/krb4-config --cflags krb4 2>/dev/null`
 133         KRB4_LDFLAGS=`$with_krb4/bin/krb4-config --libs krb4 2>/dev/null`
 134      elif test -x "$with_krb4/bin/krb5-config"; then
 135         KRB4_CPPFLAGS=`$with_krb4/bin/krb5-config --cflags krb4 2>/dev/null`
 136         KRB4_LDFLAGS=`$with_krb4/bin/krb5-config --libs krb4 2>/dev/null`
 137      else
 138         AC_MSG_ERROR([failed to find krb4-config or krb5-config in $with_krb4/bin])
 139      fi
 140   else
 141      KRB4_CPPFLAGS=`krb4-config --cflags krb4 2>/dev/null`
 142      KRB4_LDFLAGS=`krb4-config --libs krb4 2>/dev/null`
 143      if test "x$KRB4_LDFLAGS" = "x"; then
 144         KRB4_CPPFLAGS=`$krb5_config_command --cflags krb4 2>/dev/null`
 145         KRB4_LDFLAGS=`$krb5_config_command --libs krb4 2>/dev/null`
 146         if test $? -ne 0; then
 147            KRB4_CPPFLAGS=""
 148            KRB4_LDFLAGS=""
 149         fi
 150      fi
 151   fi
 152   if test "x$KRB4_LDFLAGS" = "x"; then
 153      with_krb4=no
 154      AC_MSG_RESULT(no)
 155   else
 156      AC_MSG_RESULT(yes)
 157
 158      ac_save_CFLAGS=$CFLAGS
 159      ac_save_CPPFLAGS=$CPPFLAGS
 160      ac_save_LDFLAGS=$LDFLAGS
 161      ac_save_LIBS=$LIBS
 162      CFLAGS="$CFLAGS $KRB4_CPPFLAGS"
 163      CPPFLAGS="$CFLAGS $KRB4_CPPFLAGS"
 164      LDFLAGS="$LDFLAGS $KRB4_LDFLAGS"
 165      LIBS="$LIBS $LDFLAGS $LIB_resolv"
 166
 167 #    if not found krb.h suppose it's in the kerberosIV subdirectory
 168      AC_CHECK_HEADER(krb.h, , with_krb4=no)
 169      if test "x$with_krb4" = "xno"; then
 170          KRB4_CPPFLAGS="$KRB4_CPPFLAGS ${KRB4_CPPFLAGS}/kerberosIV"
 171 #        second run of AC_CHECK_HEADER for the same library returns the cached
 172 #        result created by previous run :-(
 173          AC_CHECK_HEADER(kerberosIV/krb.h, with_krb4=yes,
 174                          [  with_krb4=no
 175                             KRB4_CPPFLAGS=""
 176                             KRB4_LDFLAGS=""])
 177      fi
 178
 179      if test "x$with_krb4" != "xno"; then
 180         AC_CHECK_LIB(krb4, krb_get_pw_in_tkt, [], [with_krb4=no])
 181         if test "x$with_krb4" = "xno"; then
 182            AC_CHECK_LIB(krb, krb_get_pw_in_tkt, [with_krb4=yes],
 183                         [with_krb4=no
 184                          KRB4_CPPFLAGS=""
 185                          KRB4_LDFLAGS=""])
 186         fi
 187      fi
 188
 189      CFLAGS=$ac_save_CFLAGS
 190      CPPFLAGS=$ac_save_CPPFLAGS
 191      LDFLAGS=$ac_save_LDFLAGS
 192      LIBS=$ac_save_LIBS
 193
 194      AC_DEFINE(KRB4)
 195   fi
 196 fi
 197 AC_SUBST(KRB4_CPPFLAGS)
 198 AC_SUBST(KRB4_LDFLAGS)
 199
 200
 201 if test "x$with_krb5" = "xno" -a "x$with_krb4" = "xno"; then
 202   AC_MSG_ERROR([No Kerberos enviroment found])
 203 fi
 204
 205 #
 206 # Apache enviroment
 207 #
 208 AC_ARG_WITH(apache,
 209   AC_HELP_STRING([--with-apache=dir],[use apache in dir]),
 210   [ with_apache="$withval" ])
 211
 212 AC_MSG_CHECKING([for Apache installation])
 213
 214 APXS="apxs"
 215 HTTPD="httpd"
 216 if test "x$with_apache" != "x"; then
 217   if test ! -x "$with_apache/bin/httpd" -o ! -x "$with_apache/bin/apxs"; then
 218      AC_MSG_ERROR([failed to find apache files in $with_apache])
 219   fi
 220   APXS="$with_apache/bin/apxs"
 221   if test ! -x $APXS; then
 222      APXS="$with_apache/sbin/apxs"
 223   fi
 224   HTTPD="$with_apache/bin/httpd"
 225   if test ! -x $HTTPD; then
 226      HTTPD"$with_apache/sbin/httpd"
 227   fi
 228 fi
 229
 230 apache_v1_3=`$HTTPD -v | grep "^Server version: Apache/1.3."`
 231 apache_v2_0=`$HTTPD -v | grep "^Server version: Apache/2.0."`
 232 if test "x$apache_v1_3" = "x" -a "x$apache_v2_0" = "x"; then
 233   AC_MSG_ERROR([cannot find valid apache installation on your system])
 234 fi
 235 if test -n "$apache_v1_3"; then
 236   AC_DEFINE(APXS1)
 237 fi
 238 AC_MSG_RESULT(yes)
 239
 240 AC_SUBST(APXS)
 241
 242 AC_CONFIG_FILES([Makefile])
 243
 244 AC_OUTPUT