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wscript: Correctly determine dependencies for system Heimdal build

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Previously, the call to CHECK_BUNDLED_SYSTEM() in
check_system_heimdal_lib() could have us pick up MIT Kerberos headers
when we should only be using system Heimdal headers. Now, we just
perform an explicit check for the functions we require, which should
avoid any use of the MIT libraries.

We also remove some library checks for Heimdal components that we don't
use directly, restricting the checks to only the functions we need.

Finally, we no longer need to recurse into third_party/heimdal_build
when performing a system Heimdal build.

Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This commit is contained in:
Joseph Sutton 2022-11-03 17:35:35 +13:00 committed by Andrew Bartlett
parent 77bb72d672
commit a3ee0ce255
2 changed files with 12 additions and 37 deletions
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8
wscript_build_system_heimdal
View File

@ -1,4 +1,10 @@
from waflib import Logs
Logs.info("\tSelected system Heimdal build")
bld.RECURSE('third_party/heimdal_build')
# Alias subsystem to allow common kerberos code that will
# otherwise link against MIT's gssapi_krb5 and k5crypto
#
# Note: that we also need this if we use system heimdal libraries
bld.SAMBA_SUBSYSTEM('gssapi_krb5', '', deps='gssapi')
bld.SAMBA_SUBSYSTEM('k5crypto', '', deps='krb5')

41
wscript_configure_system_heimdal
View File

@ -24,35 +24,20 @@ if krb5_config:
finally:
f.close()
def check_system_heimdal_lib(name, functions='', headers='', onlyif=None):
def check_system_heimdal_lib(name, functions='', headers=''):
# Only use system library if the user requested the bundled one not be
# used.
if conf.LIB_MAY_BE_BUNDLED(name):
return False
setattr(conf.env, "CPPPATH_%s" % name.upper(), heimdal_includedirs)
setattr(conf.env, "LIBPATH_%s" % name.upper(), heimdal_libdirs)
if not conf.CHECK_BUNDLED_SYSTEM(name, checkfunctions=functions, headers=headers,
onlyif=onlyif):
return False
conf.define('USING_SYSTEM_%s' % name.upper(), 1)
return True
def check_system_heimdal_binary(name):
if conf.LIB_MAY_BE_BUNDLED(name):
return False
if not conf.find_program(name, var=name.upper()):
if not conf.CHECK_FUNCS_IN(functions, name, headers=headers, empty_decl=False, set_target=True):
return False
conf.define('USING_SYSTEM_%s' % name.upper(), 1)
return True
check_system_heimdal_lib("com_err", "com_right_r com_err", "com_err.h")
if check_system_heimdal_lib("roken", "rk_socket_set_reuseaddr", "roken.h"):
conf.env.CPPPATH_ROKEN_HOSTCC = conf.env.CPPPATH_ROKEN
conf.env.LIBPATH_ROKEN_HOSTCC = conf.env.LIBPATH_ROKEN
conf.env.LIB_ROKEN_HOSTCC = "roken"
conf.SET_TARGET_TYPE("ROKEN_HOSTCC", 'SYSLIB')
# Make sure HAVE_CONFIG_H is unset, as the system Heimdal headers use it
# and include config.h if it is set, resulting in failure (since config.h
# doesn't yet exist)
@ -62,23 +47,10 @@ conf.undefine("HAVE_CONFIG_H")
while "HAVE_CONFIG_H=1" in conf.env.DEFINES:
conf.env.DEFINES.remove("HAVE_CONFIG_H=1")
try:
check_system_heimdal_lib("wind", "wind_stringprep", "wind.h", onlyif="roken")
check_system_heimdal_lib("hx509", "hx509_bitstring_print", "hx509.h", onlyif="roken wind")
check_system_heimdal_lib("asn1", "initialize_asn1_error_table", "asn1_err.h", onlyif="roken com_err")
check_system_heimdal_lib("heimbase", "heim_cmp", "heimbase.h", onlyif="roken")
check_system_heimdal_lib("hcrypto", "MD4_Init", "hcrypto/md4.h",
onlyif="asn1 roken com_err")
if check_system_heimdal_lib("krb5", "krb5_anyaddr", "krb5.h",
onlyif="roken wind asn1 hx509 hcrypto com_err heimbase"):
check_system_heimdal_lib("asn1", "decode_Ticket", "krb5_asn1.h")
if check_system_heimdal_lib("krb5", "krb5_anyaddr", "krb5.h"):
conf.CHECK_FUNCS_IN('krb5_free_unparsed_name', 'krb5', headers="krb5.h")
check_system_heimdal_lib("gssapi", "gss_oid_to_name", "gssapi.h",
onlyif="hcrypto asn1 roken krb5 com_err wind")
check_system_heimdal_lib("heimntlm", "heim_ntlm_ntlmv2_key", "heimntlm.h",
onlyif="roken hcrypto krb5")
check_system_heimdal_lib("hdb", "hdb_db_dir", "krb5.h hdb.h",
onlyif="roken krb5 hcrypto com_err wind")
check_system_heimdal_lib("kdc", "kdc_log", "kdc.h",
onlyif="roken krb5 hdb asn1 heimntlm hcrypto com_err wind heimbase")
check_system_heimdal_lib("gssapi", "gss_oid_to_name", "gssapi.h")
finally:
conf.env.DEFINES = DEFINES
@ -86,9 +58,6 @@ finally:
#if conf.CHECK_BUNDLED_SYSTEM('tommath', checkfunctions='mp_init', headers='tommath.h'):
# conf.define('USING_SYSTEM_TOMMATH', 1)
check_system_heimdal_binary("compile_et")
check_system_heimdal_binary("asn1_compile")
conf.env.KRB5_VENDOR = 'heimdal'
conf.define('USING_SYSTEM_KRB5', 1)
conf.define('USING_SYSTEM_HEIMDAL', 1)