jcs.org
mutt stable branch with some hacks
1# gssapi.m4: Find GSSAPI libraries in either Heimdal or MIT implementations
2# Brendan Cully <brendan@kublai.com> 20010529
3
4dnl MUTT_AM_PATH_GSSAPI(PREFIX)
5dnl Search for a GSSAPI implementation in the standard locations plus PREFIX,
6dnl if it is set and not "yes".
7dnl Defines GSSAPI_CFLAGS and GSSAPI_LIBS if found.
8dnl Defines GSSAPI_IMPL to "Heimdal", "MIT", or "OldMIT", or "none" if not found
9AC_DEFUN([MUTT_AM_PATH_GSSAPI],
10[
11 GSSAPI_PREFIX=[$]$1
12 GSSAPI_IMPL="none"
13 saved_CPPFLAGS="$CPPFLAGS"
14 saved_LDFLAGS="$LDFLAGS"
15 saved_LIBS="$LIBS"
16 dnl First try krb5-config
17 if test "$GSSAPI_PREFIX" != "yes"
18 then
19 krb5_path="$GSSAPI_PREFIX/bin"
20 else
21 krb5_path="$PATH"
22 fi
23 AC_PATH_PROG(KRB5CFGPATH, krb5-config, none, $krb5_path)
24 if test "$KRB5CFGPATH" != "none"
25 then
26 GSSAPI_CFLAGS="`$KRB5CFGPATH --cflags gssapi`"
27 GSSAPI_LIBS="`$KRB5CFGPATH --libs gssapi`"
28 case "`$KRB5CFGPATH --version`" in
29 "Kerberos 5 "*) GSSAPI_IMPL="MIT";;
30 ?eimdal*) GSSAPI_IMPL="Heimdal";;
31 *) GSSAPI_IMPL="Unknown";;
32 esac
33 else
34 dnl No krb5-config, run the old code
35 if test "$GSSAPI_PREFIX" != "yes"
36 then
37 GSSAPI_CFLAGS="-I$GSSAPI_PREFIX/include"
38 GSSAPI_LDFLAGS="-L$GSSAPI_PREFIX/lib"
39 CPPFLAGS="$CPPFLAGS $GSSAPI_CFLAGS"
40 LDFLAGS="$LDFLAGS $GSSAPI_LDFLAGS"
41 fi
42
43 dnl New MIT kerberos V support
44 AC_CHECK_LIB(gssapi_krb5, gss_init_sec_context, [
45 GSSAPI_IMPL="MIT",
46 GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err"
47 ],, -lkrb5 -lk5crypto -lcom_err)
48
49 dnl Heimdal kerberos V support
50 if test "$GSSAPI_IMPL" = "none"
51 then
52 AC_CHECK_LIB(gssapi, gss_init_sec_context, [
53 GSSAPI_IMPL="Heimdal"
54 GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi -lkrb5 -ldes -lasn1 -lroken"
55 GSSAPI_LIBS="$GSSAPI_LIBS -lcrypt -lcom_err"
56 ],, -lkrb5 -ldes -lasn1 -lroken -lcrypt -lcom_err)
57 fi
58
59 dnl Old MIT Kerberos V
60 dnl Note: older krb5 distributions use -lcrypto instead of
61 dnl -lk5crypto, which collides with OpenSSL. One way of dealing
62 dnl with that is to extract all objects from krb5's libcrypto
63 dnl and from openssl's libcrypto into the same directory, then
64 dnl to create a new libcrypto from these.
65 if test "$GSSAPI_IMPL" = "none"
66 then
67 AC_CHECK_LIB(gssapi_krb5, g_order_init, [
68 GSSAPI_IMPL="OldMIT",
69 GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi_krb5 -lkrb5 -lcrypto -lcom_err"
70 ],, -lkrb5 -lcrypto -lcom_err)
71 fi
72 fi
73
74 CPPFLAGS="$saved_CPPFLAGS"
75 LDFLAGS="$saved_LDFLAGS"
76 LIBS="$saved_LIBS"
77])