1dnl Autoconf configuration for pam-krb5. 2dnl 3dnl Written by Russ Allbery <eagle@eyrie.org> 4dnl Copyright 2005-2009, 2014, 2017, 2020-2021 Russ Allbery <eagle@eyrie.org> 5dnl Copyright 2009-2013 6dnl The Board of Trustees of the Leland Stanford Junior University 7dnl Copyright 2005 Andres Salomon <dilinger@debian.org> 8dnl Copyright 1999-2000 Frank Cusack <fcusack@fcusack.com> 9dnl 10dnl SPDX-License-Identifier: BSD-3-clause or GPL-1+ 11 12AC_PREREQ([2.64]) 13AC_INIT([pam-krb5], [4.11], [eagle@eyrie.org]) 14AC_CONFIG_AUX_DIR([build-aux]) 15AC_CONFIG_LIBOBJ_DIR([portable]) 16AC_CONFIG_MACRO_DIR([m4]) 17AM_INIT_AUTOMAKE([1.11 check-news dist-xz foreign silent-rules subdir-objects 18 -Wall -Werror]) 19AM_MAINTAINER_MODE 20 21dnl Detect unexpanded macros. 22m4_pattern_forbid([^PKG_]) 23m4_pattern_forbid([^_?RRA_]) 24 25AC_PROG_CC 26AC_USE_SYSTEM_EXTENSIONS 27RRA_PROG_CC_WARNINGS_FLAGS 28AC_SYS_LARGEFILE 29AM_PROG_CC_C_O 30m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) 31AC_PROG_INSTALL 32LT_INIT([disable-static]) 33AC_CANONICAL_HOST 34RRA_LD_VERSION_SCRIPT 35 36dnl Only used for the test suite. 37AC_ARG_VAR([PATH_OPENSSL], [Path to openssl for the test suite]) 38AC_PATH_PROG([PATH_OPENSSL], [openssl]) 39AS_IF([test x"$PATH_OPENSSL" != x], 40 [AC_DEFINE_UNQUOTED([PATH_OPENSSL], ["$PATH_OPENSSL"], 41 [Define to the full path to openssl for some tests.])]) 42AC_ARG_VAR([PATH_VALGRIND], [Path to valgrind for the test suite]) 43AC_PATH_PROG([PATH_VALGRIND], [valgrind]) 44 45dnl Probe for the functionality of the PAM libraries and their include file 46dnl naming. Mac OS X puts them in pam/* instead of security/*. 47AC_SEARCH_LIBS([pam_set_data], [pam]) 48AC_CHECK_FUNCS([pam_getenv pam_getenvlist pam_modutil_getpwnam]) 49AC_REPLACE_FUNCS([pam_syslog pam_vsyslog]) 50AC_CHECK_HEADERS([security/pam_modutil.h], [], 51 [AC_CHECK_HEADERS([pam/pam_modutil.h])]) 52AC_CHECK_HEADERS([security/pam_appl.h], [], 53 [AC_CHECK_HEADERS([pam/pam_appl.h], [], 54 [AC_MSG_ERROR([No PAM header files found])])]) 55AC_CHECK_HEADERS([security/pam_ext.h], [], 56 [AC_CHECK_HEADERS([pam/pam_ext.h])]) 57RRA_HEADER_PAM_CONST 58RRA_HEADER_PAM_STRERROR_CONST 59AC_DEFINE([MODULE_NAME], ["pam_krb5"], 60 [The name of the PAM module, used by the pam_vsyslog replacement.]) 61 62dnl Probe for the location and functionality of the Kerberos libraries. 63RRA_LIB_KRB5 64RRA_LIB_KRB5_SWITCH 65AC_CHECK_HEADERS([hx509_err.h]) 66AC_CHECK_MEMBER([krb5_creds.session], 67 [AC_DEFINE([HAVE_KRB5_HEIMDAL], [1], 68 [Define if your Kerberos implementation is Heimdal.])], 69 [AC_DEFINE([HAVE_KRB5_MIT], [1], 70 [Define if your Kerberos implementation is MIT.])], 71 [RRA_INCLUDES_KRB5]) 72AC_CHECK_TYPES([krb5_realm], [], [], [RRA_INCLUDES_KRB5]) 73AC_CHECK_FUNCS([krb5_cc_get_full_name \ 74 krb5_data_free \ 75 krb5_free_default_realm \ 76 krb5_free_string \ 77 krb5_get_init_creds_opt_alloc \ 78 krb5_get_init_creds_opt_set_anonymous \ 79 krb5_get_init_creds_opt_set_change_password_prompt \ 80 krb5_get_init_creds_opt_set_default_flags \ 81 krb5_get_init_creds_opt_set_fast_ccache_name \ 82 krb5_get_init_creds_opt_set_out_ccache \ 83 krb5_get_init_creds_opt_set_pa \ 84 krb5_get_prompt_types \ 85 krb5_init_secure_context \ 86 krb5_principal_get_realm \ 87 krb5_principal_set_comp_string \ 88 krb5_set_password \ 89 krb5_set_trace_filename \ 90 krb5_verify_init_creds_opt_init \ 91 krb5_xfree]) 92AC_CHECK_FUNCS([krb5_get_init_creds_opt_set_pkinit], 93 [RRA_FUNC_KRB5_GET_INIT_CREDS_OPT_SET_PKINIT_ARGS]) 94AC_CHECK_FUNCS([krb5_get_init_creds_opt_free], 95 [RRA_FUNC_KRB5_GET_INIT_CREDS_OPT_FREE_ARGS]) 96AC_CHECK_DECLS([krb5_kt_free_entry], [], [], [RRA_INCLUDES_KRB5]) 97AC_CHECK_FUNCS([krb5_appdefault_string], [], 98 [AC_CHECK_FUNCS([krb5_get_profile]) 99 AC_CHECK_HEADERS([k5profile.h profile.h]) 100 AC_LIBOBJ([krb5-profile])]) 101AC_LIBOBJ([krb5-extra]) 102RRA_LIB_KRB5_RESTORE 103 104dnl The kadmin client libraries are only used for the test suite. 105RRA_LIB_KADM5CLNT_OPTIONAL 106RRA_LIB_KADM5CLNT_SWITCH 107AC_CHECK_HEADERS([kadm5/kadm5_err.h]) 108AC_CHECK_FUNCS([kadm5_init_krb5_context kadm5_init_with_skey_ctx]) 109RRA_LIB_KADM5CLNT_RESTORE 110 111dnl Regex support is only used for the test suite. 112AC_CHECK_HEADER([regex.h], [AC_CHECK_FUNCS([regcomp])]) 113 114dnl Other probes of the system libraries. 115AC_HEADER_STDBOOL 116AC_CHECK_HEADERS([strings.h sys/bittypes.h sys/select.h sys/time.h]) 117AC_CHECK_DECLS([reallocarray]) 118AC_TYPE_LONG_LONG_INT 119AC_CHECK_TYPES([ssize_t], [], [], 120 [#include <sys/types.h>]) 121AC_CHECK_FUNCS([explicit_bzero]) 122AC_REPLACE_FUNCS([asprintf issetugid mkstemp reallocarray strndup]) 123 124dnl Try to specify the binding so that any references within the PAM module 125dnl are resolved to the functions in that module in preference to any external 126dnl function. 127dnl 128dnl More platforms could be handled here. Contributions welcome. 129AS_CASE([$host], 130 [*-hpux*], 131 [AS_IF([test x"$GCC" = x"yes"], 132 [AM_LDFLAGS="-Wl,-Bsymbolic $AM_LDFLAGS"], 133 [AM_LDFLAGS="-Wl,+vshlibunsats $AM_LDFLAGS"])], 134 135 [*-linux*], 136 [AM_LDFLAGS="-Wl,-z,defs -Wl,-Bsymbolic $AM_LDFLAGS"], 137 138 [*-solaris2*], 139 [AS_IF([test x"$GCC" = x"yes"], 140 [AM_LDFLAGS="-Wl,-Bsymbolic $AM_LDFLAGS"], 141 [AM_LDFLAGS="-Wl,-xldscope=symbolic $AM_LDFLAGS"])]) 142 143AC_CONFIG_HEADERS([config.h]) 144AC_CONFIG_FILES([Makefile]) 145AC_OUTPUT 146