1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
|
K5_AC_INIT(getpty.c)
CONFIG_RULES
AC_PROG_AWK
AC_CHECK_FUNCS(fchmod fchown revoke vhangup killpg _getpty)
dnl
LOGINLIBS=
dnl
dnl Make our operating system-specific security checks and definitions for
dnl login.
dnl In addition, the following code decides what streams modules will
dnl be pushed onto a pty.In particular, if HAVE_STREAMS is defined and
dnl HAVE_LINE_PUSH is not defined, modules may be pushed by inserting
dnl An appropriate generic ifdef for each module in init_slave.c and
dnl AC_DEFINES for the operating systems that need the modules.
dnl Each OS that supports streams has a different idea of what you want to
dnl push.
dnl
case $krb5_cv_host in
*-*-ultrix*)
echo "Disabling initial vhangup and setsid because they break under Ultrix..."
AC_DEFINE([OPEN_CTTY_ONLY_ONCE],[1],[Define on Ultrix where an initial vhangup breaks])
ac_cv_func_setsid=no # setsid doesn't do the right thing under Ultrix even though present
;;
*-*-aix3*) # AIX has streams include files but not streams TTY
# Moreover, strops.h trashes sys/ioctl.h
krb5_cv_has_streams=no
;;
alpha*-dec-osf*)
AC_CHECK_LIB(security,main,
AC_DEFINE(HAVE_SETLUID,1,[Define if setluid is provided by the security library])
LOGINLIBS="$LOGINLIBS -lsecurity"
)
AC_MSG_RESULT(will open ctty prior to revoke due to OSF/1 lossage)
AC_DEFINE(REVOKE_NEEDS_OPEN,1,[Define if ctty needs to be opened before revoke as on OSF/1])
;;
*-*-solaris*)
AC_DEFINE(PUSH_PTEM,1,[push ptem?])
AC_DEFINE(PUSH_LDTERM,1,[push ldterm?])
AC_DEFINE(PUSH_TTCOMPAT,1,[push ttcompat?])
;;
*-*-hpux*)
krb5_cv_has_streams=no
;;
esac
dnl
AC_SUBST(LOGINLIBS)
dnl
AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY,1,[Define if openpty is provided in util library]) LIBS="$LIBS -lutil"])
AC_TYPE_MODE_T
AC_CHECK_TYPE(time_t, long)
AC_CHECK_FUNCS(setreuid gettosbyname setsid ttyname line_push ptsname grantpt openpty)
AC_CHECK_HEADERS(unistd.h stdlib.h string.h libutil.h pty.h sys/filio.h sys/sockio.h sys/label.h sys/tty.h sys/wait.h ttyent.h lastlog.h sys/select.h util.h sys/stream.h)
AC_CHECK_FUNCS(waitpid)
CHECK_SIGNALS
AC_CHECK_HEADER(termios.h,[AC_CHECK_FUNC(cfsetispeed,AC_DEFINE(POSIX_TERMIOS,1,[Define for POSIX termios interface]))])
AC_CHECK_HEADER(sys/ptyvar.h, [], [],
[#if HAVE_SYS_STREAM_H
#include <sys/stream.h>
#endif
#if HAVE_SYS_TTY_H
#include <sys/tty.h>
#endif])
######################################################################
#
# utmp related hair here. There's lots of it.
#
AC_CHECK_HEADERS(utmp.h utmpx.h)
AC_CHECK_FUNCS(setutent setutxent updwtmp updwtmpx logwtmp getutmp getutmpx)
AC_CHECK_FUNCS(utmpname utmpxname)
AC_DEFUN(K5_CHECK_UT_MEMBER,
[AC_MSG_CHECKING([for $2 in struct $1])
AC_CACHE_VAL([krb5_cv_struct_$1_$2],
[AC_TRY_COMPILE([#include <sys/types.h>
#include <$1.h>], [struct $1 u; u.$2;],
eval "krb5_cv_struct_$1_$2=yes", eval "krb5_cv_struct_$1_$2=no")])
if eval "test \"`echo '$krb5_cv_struct_'$1'_'$2`\" = yes"; then
AC_MSG_RESULT(yes)
krb5_tr_ut=HAVE_STRUCT_`echo $1'_'$2 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
AC_DEFINE_UNQUOTED($krb5_tr_ut,1,[Define if $2 field present in $1])
else
AC_MSG_RESULT(no)
fi])
if test "$ac_cv_header_utmp_h" = yes; then
AC_MSG_RESULT(checking struct utmp members)
for krb5_mem in ut_host ut_syslen ut_addr ut_id ut_pid ut_type ut_exit; do
K5_CHECK_UT_MEMBER(utmp, $krb5_mem)
done
fi
if test "$ac_cv_header_utmpx_h" = yes; then
AC_MSG_RESULT(checking struct utmpx members)
for krb5_mem in ut_host ut_syslen ut_addr ut_id ut_pid ut_type ut_exit; do
K5_CHECK_UT_MEMBER(utmpx, $krb5_mem)
done
fi
AC_DEFUN(K5_CHECK_UT_EXIT_MEMBER,
[AC_MSG_CHECKING([for ut_exit.$2 in struct $1])
AC_CACHE_VAL([krb5_cv_struct_$1_ut_exit_$2],
[AC_TRY_COMPILE([#include <sys/types.h>
#include <$1.h>], [struct $1 u; u.ut_exit.$2;],
eval "krb5_cv_struct_$1_ut_exit_$2=yes",
eval "krb5_cv_struct_$1_ut_exit_$2=no")])
if eval "test \"`echo '$krb5_cv_struct_'$1'_ut_exit_'$2`\" = yes"; then
AC_MSG_RESULT(yes)
ifelse([$3], , :, [$3])
else
AC_MSG_RESULT(no)
ifelse([$4], , :, [$4])
fi])
if test "$krb5_cv_struct_utmp_ut_exit" = yes; then
AC_MSG_RESULT(checking for working ut_exit.e_exit in struct utmp)
for krb5_mem in __e_exit ut_e_exit ut_exit e_exit; do
K5_CHECK_UT_EXIT_MEMBER(utmp, $krb5_mem,
[krb5_utmp_e_exit=$krb5_mem
krb5_utmp_e_termination=`echo $krb5_mem|sed -e 's%_exit$%_termination%'`], )
done
if test "${krb5_utmp_e_exit+set}" = set; then
AC_MSG_RESULT([working ut_exit.e_exit in utmp is $krb5_utmp_e_exit])
AC_DEFINE_UNQUOTED(PTY_UTMP_E_EXIT, $krb5_utmp_e_exit,[Define to utmp exit field name])
AC_DEFINE_UNQUOTED(PTY_UTMP_E_TERMINATION, $krb5_utmp_e_termination,[Define to utmp termination field name])
else
AC_MSG_RESULT([cannot find working ut_exit.e_exit in utmp])
fi
fi
if test "$krb5_cv_struct_utmpx_ut_exit" = yes; then
AC_MSG_RESULT(checking for working ut_exit.e_exit in struct utmpx)
for krb5_mem in __e_exit ut_e_exit ut_exit e_exit; do
K5_CHECK_UT_EXIT_MEMBER(utmpx, $krb5_mem,
[krb5_utmpx_e_exit=$krb5_mem
krb5_utmpx_e_termination=`echo $krb5_mem|sed -e 's%_exit$%_termination%'`], )
done
if test "${krb5_utmpx_e_exit+set}" = set; then
AC_MSG_RESULT([working ut_exit.e_exit in utmpx is $krb5_utmpx_e_exit])
AC_DEFINE_UNQUOTED(PTY_UTMPX_E_EXIT, $krb5_utmpx_e_exit,[Define to utmpx exit field name])
AC_DEFINE_UNQUOTED(PTY_UTMPX_E_TERMINATION, $krb5_utmpx_e_termination,[Define to utmpx termination field name])
else
AC_MSG_RESULT([cannot find working ut_exit.e_exit in utmpx])
fi
fi
if test "$ac_cv_header_utmpx_h" = yes; then
AC_MSG_CHECKING(consistency of utmpx API)
if test "$ac_cv_func_setutxent" = yes; then
if test "$krb5_cv_struct_utmpx_ut_id" = yes \
&& test "$krb5_cv_struct_utmpx_ut_type" = yes \
&& test "$krb5_cv_struct_utmpx_ut_pid" = yes; then
AC_MSG_RESULT(ok)
else
AC_MSG_RESULT(not ok)
AC_MSG_ERROR([have setutxent but no ut_id, ut_type, or ut_pid in utmpx])
fi
else
AC_MSG_RESULT(not ok)
AC_MSG_ERROR([have utmpx.h but no setutxent])
fi
fi
if test "$ac_cv_func_setutent" = yes && \
test "$ac_cv_header_utmpx_h" = no; then
AC_MSG_CHECKING(consistency of sysV-ish utmp API)
if test "$ac_cv_header_utmp_h" = yes; then
if test "$krb5_cv_struct_utmp_ut_id" = yes \
&& test "$krb5_cv_struct_utmp_ut_type" = yes \
&& test "$krb5_cv_struct_utmp_ut_pid" = yes; then
AC_MSG_RESULT(ok)
else
AC_MSG_RESULT(not ok)
AC_MSG_ERROR([have setutent but no ut_id, ut_type, or ut_pid in utmp])
fi
else
AC_MSG_RESULT(not ok)
AC_MSG_ERROR([have setutent but no utmp.h])
fi
fi
#
# end of utmp-related hair
#
######################################################################
dnl
KRB5_NEED_PROTO([#ifdef HAVE_UTMP_H
#include <utmp.h>
#endif
#ifdef HAVE_UTMPX_H
#include <utmpx.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
],getutmp)
dnl
#########################################
KRB5_NEED_PROTO([#include <sys/types.h>
#ifdef HAVE_UTMP_H
#include <utmp.h>
#endif
#ifdef HAVE_LIBUTIL_H
#include <libutil.h>
#endif
#ifdef HAVE_UTIL_H
#include <util.h>
#endif
],logwtmp)
########################################
KRB5_NEED_PROTO([#include <unistd.h>
],revoke)
########################################
dnl
AC_MSG_CHECKING([streams interface])
AC_CACHE_VAL(krb5_cv_has_streams,
[AC_TRY_COMPILE(
[#include <sys/stream.h>
#include <sys/stropts.h>], [],
krb5_cv_has_streams=yes, krb5_cv_has_streams=no)])
AC_MSG_RESULT($krb5_cv_has_streams)
if test $krb5_cv_has_streams = yes; then
AC_DEFINE(HAVE_STREAMS,1,[Define if have streams])
fi
dnl
dnl
dnl
AC_MSG_CHECKING([arguments to getpgrp])
AC_CACHE_VAL(krb5_cv_getpgrp_args,
[AC_TRY_COMPILE(
[#ifndef __STDC__
#define __STDC__ 1
#endif
#include <unistd.h>
#include <sys/types.h>], [pid_t pid = getpgrp(getpid())],
krb5_cv_getpgrp_args=pid, krb5_cv_getpgrp_args=void)])
AC_MSG_RESULT($krb5_cv_getpgrp_args)
if test $krb5_cv_getpgrp_args = pid; then
AC_DEFINE(GETPGRP_ONEARG,1,[Define if getpgrp takes one arg])
fi
dnl
dnl
AC_MSG_CHECKING([number of arguments to setpgrp])
AC_CACHE_VAL(krb5_cv_setpgrp_args,
[AC_TRY_COMPILE(
[#ifndef __STDC__
#define __STDC__ 1
#endif
#include <unistd.h>],[setpgrp(0,0)],
krb5_cv_setpgrp_args=two, krb5_cv_setpgrp_args=void)])
AC_MSG_RESULT($krb5_cv_setpgrp_args)
if test $krb5_cv_setpgrp_args = two; then
AC_DEFINE(SETPGRP_TWOARG,1,[Define if setpgrp takes two args])
fi
dnl
KRB5_AC_INET6
AC_C_CONST
dnl KRB5_BUILD_LIBRARY_WITH_DEPS
KRB5_BUILD_LIBRARY_STATIC
KRB5_BUILD_LIBOBJS
KRB5_BUILD_PROGRAM
KRB5_RUN_FLAGS
V5_AC_OUTPUT_MAKEFILE
|