diff options
Diffstat (limited to 'epan/acinclude.m4')
| -rw-r--r-- | epan/acinclude.m4 | 119 |
1 files changed, 118 insertions, 1 deletions
diff --git a/epan/acinclude.m4 b/epan/acinclude.m4 index 3c0207ab6d..7974c61e17 100644 --- a/epan/acinclude.m4 +++ b/epan/acinclude.m4 @@ -2,7 +2,7 @@ dnl Macros that test for specific features. dnl This file is part of the Autoconf packaging for Ethereal. dnl Copyright (C) 1998-2000 by Gerald Combs. dnl -dnl $Id: acinclude.m4,v 1.6 2003/12/17 02:41:04 guy Exp $ +dnl $Id: acinclude.m4,v 1.7 2004/03/17 18:20:58 jmayer Exp $ dnl dnl This program is free software; you can redistribute it and/or modify dnl it under the terms of the GNU General Public License as published by @@ -288,3 +288,120 @@ AC_DEFUN(AC_ETHEREAL_LIBPCRE_CHECK, AC_SUBST(PCRE_LIBS) fi ]) + + +# +# AC_ETHEREAL_KRB5_CHECK +# +AC_DEFUN(AC_ETHEREAL_KRB5_CHECK, +[ + if test "x$krb5_dir" != "x" + then + # + # The user specified a directory in which kerberos resides, + # so add the "include" subdirectory of that directory to + # the include file search path and the "lib" subdirectory + # of that directory to the library search path. + # + # XXX - if there's also a kerberos in a directory that's + # already in CFLAGS, CPPFLAGS, or LDFLAGS, this won't + # make us find the version in the specified directory, + # as the compiler and/or linker will search that other + # directory before it searches the specified directory. + # + ethereal_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -I$krb5_dir/include" + ethereal_save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -I$krb5_dir/include" + ethereal_save_LIBS="$LIBS" + LIBS="$LIBS -lkrb5 -lasn1 -lcrypto -lroken -lcrypt -lresolv" + ethereal_save_LDFLAGS="$LDFLAGS" + LDFLAGS="$LDFLAGS -L$krb5_dir/lib" + else + AC_PATH_PROG(KRB5_CONFIG, krb5-config) + if test -x $KRB5_CONFIG + then + KRB5_FLAGS=`$KRB5_CONFIG --cflags` + CFLAGS="$CFLAGS $KRB5_FLAGS" + CPPFLAGS="$CPPFLAGS $KRB5_FLAGS" + KRB5_LIBS=`$KRB5_CONFIG --libs` + LIBS="$LIBS $KRB5_LIBS" + ac_krb5_version=`$KRB5_CONFIG --version | head -n 1 | sed 's/^.*heimdal.*$/HEIMDAL/i'` + fi + fi + + # + # Make sure we have "krb5.h". If we don't, it means we probably + # don't have kerberos, so don't use it. + # + AC_CHECK_HEADER(krb5.h,, + [ + if test "x$krb5_dir" != "x" + then + # + # The user used "--with-krb5=" to specify a directory + # containing kerberos, but we didn't find the header file + # there; that either means they didn't specify the + # right directory or are confused about whether kerberos + # is, in fact, installed. Report the error and give up. + # + AC_MSG_ERROR([kerberos header not found in directory specified in --with-krb5]) + else + if test "x$want_krb5" = "xyes" + then + # + # The user tried to force us to use the library, but we + # couldn't find the header file; report an error. + # + AC_MSG_ERROR(Header file krb5.h not found.) + else + # + # We couldn't find the header file; don't use the + # library, as it's probably not present. + # + want_krb5=no + fi + fi + ]) + + if test "x$want_krb5" != "xno" -a "x$ac_krb5_version" = "xHEIMDAL" + then + # + # Well, we at least have the krb5 header file. + # + AC_CHECK_LIB(krb5, krb5_kt_resolve, + [ + if test "x$krb5_dir" != "x" + then + # + # Put the "-I" and "-L" flags for pcre at + # the beginning of CFLAGS, CPPFLAGS, + # LDFLAGS, and LIBS. + # + KRB5_LIBS="-L$krb5_dir/lib $KRB5_LIBS" + fi + AC_DEFINE(HAVE_KERBEROS, 1, [Define to use kerberos]) + AC_DEFINE(HAVE_HEIMDAL_KERBEROS, 1, [Define to use heimdal kerberos]) + ],[ + if test "x$krb5_dir" != "x" + then + # + # Restore the versions of CFLAGS, CPPFLAGS, + # LDFLAGS, and LIBS before we added the + # "--with-krb5=" directory, as we didn't + # actually find kerberos there. + # + CFLAGS="$ethereal_save_CFLAGS" + CPPFLAGS="$ethereal_save_CPPFLAGS" + LDFLAGS="$ethereal_save_LDFLAGS" + LIBS="$ethereal_save_LIBS" + KRB5_LIBS="" + fi + want_krb5=no + ]) + AC_SUBST(KRB5_LIBS) + else + want_krb5=no + fi +]) + |