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
|
AC_INIT(getpty.c)
CONFIG_RULES
AC_PROG_AWK
CopySrcHeader(libpty.h,[$](BUILDTOP)/include)
LinkFileDir([$](TOPLIBD)/libpty.a,libpty.a,../util/pty)
AC_PROG_INSTALL
AC_PROG_ARCHIVE
AC_PROG_RANLIB
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 $krb5_cv_host in
*-*-ultrix*)
echo "Disabling initial vhangup and setsid because they break under Ultrix..."
AC_DEFINE([OPEN_CTTY_ONLY_ONCE],[1])
ac_cv_func_setsid=no # setsid doesn't do the right thing under Ultrix even though present
;;
*-*-aix3*) # AIX has streams include files but not streams TTY
# Moreover, strops.h trashes sys/ioctl.h
krb5_cv_has_streams=no
;;
alpha-dec-osf*)
AC_CHECK_LIB(security,main,
AC_DEFINE(HAVE_SETLUID)
LOGINLIBS="$LOGINLIBS -lsecurity"
)
;;
*-*-solaris*)
AC_DEFINE(PUSH_PTEM)
AC_DEFINE(PUSH_LDTERM)
AC_DEFINE(PUSH_TTCOMPAT)
;;
*-*-hpux*)
krb5_cv_has_streams=no
;;
esac
dnl
AC_SUBST(LOGINLIBS)
dnl
AC_TYPE_MODE_T
AC_FUNC_CHECK(strsave,AC_DEFINE(HAS_STRSAVE))
AC_HAVE_FUNCS(getutent setreuid gettosbyname setsid ttyname line_push ptsname grantpt openpty logwtmp getutmpx)
AC_CHECK_HEADERS(unistd.h stdlib.h string.h utmpx.h utmp.h sys/filio.h sys/sockio.h sys/label.h sys/tty.h ttyent.h lastlog.h sys/select.h sys/ptyvar.h)
AC_CHECK_HEADERS(sys/wait.h)
AC_CHECK_FUNCS(waitpid updwtmpx)
DECLARE_SYS_ERRLIST
KRB5_SIGTYPE
CHECK_SIGNALS
CHECK_SETJMP
CHECK_DIRENT
CHECK_WAIT_TYPE
AC_HEADER_CHECK(termios.h,AC_FUNC_CHECK(cfsetispeed,AC_DEFINE(POSIX_TERMIOS)))
CHECK_UTMP
dnl
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 $krb5_cv_has_streams = yes; then
AC_DEFINE(HAVE_STREAMS)
fi
dnl
dnl
AC_MSG_CHECKING([F_SETOWN])
AC_CACHE_VAL(krb5_cv_f_setown,
[AC_TRY_COMPILE(
[#include <sys/types.h>
#include <fcntl.h>], [1+F_SETOWN;],
krb5_cv_f_setown=yes,krb5_cv_f_setown=no)])
AC_MSG_RESULT($krb5_cv_f_setown)
if test $krb5_cv_f_setown = yes; then
AC_DEFINE(HAVE_SETOWN)
fi
dnl
dnl
AC_MSG_CHECKING([setenv])
AC_CACHE_VAL(krb5_cv_setenv,
[AC_TRY_LINK(
[],[setenv("PATH","/bin",0);],
krb5_cv_setenv=yes,krb5_cv_setenv=no)])
AC_MSG_RESULT($krb5_cv_setenv)
if test $krb5_cv_setenv = no; then
SETENVSRC=setenv.c
SETENVOBJ=setenv.o
AC_SUBST([SETENVSRC])
AC_SUBST([SETENVOBJ])
fi
dnl
dnl
AC_MSG_CHECKING([arguments to getpgrp])
AC_CACHE_VAL(krb5_cv_getpgrp_args,
[AC_TRY_COMPILE(
[#ifndef __STDC__
#define __STDC__ 1
#endif
#include <unistd.h>
#include <sys/types.h>], [pid_t pid = getpgrp(getpid())],
krb5_cv_getpgrp_args=pid, krb5_cv_getpgrp_args=void)])
AC_MSG_RESULT($krb5_cv_getpgrp_args)
if test $krb5_cv_getpgrp_args = pid; then
AC_DEFINE(GETPGRP_ONEARG)
fi
dnl
dnl
AC_MSG_CHECKING([number of arguments to setpgrp])
AC_CACHE_VAL(krb5_cv_setpgrp_args,
[AC_TRY_COMPILE(
[#ifndef __STDC__
#define __STDC__ 1
#endif
#include <unistd.h>],[setpgrp(0,0)],
krb5_cv_setpgrp_args=two, krb5_cv_setpgrp_args=void)])
AC_MSG_RESULT($krb5_cv_setpgrp_args)
if test $krb5_cv_setpgrp_args = two; then
AC_DEFINE(SETPGRP_TWOARG)
fi
dnl
dnl
if test $ac_cv_header_utmpx_h = yes -a $ac_cv_func_getutmpx = no; then
AC_MSG_CHECKING([if utmpx and utmp ut_exit structures differ])
AC_CACHE_VAL(krb5_cv_utmp_utmpx_diff_exit_struct,
[AC_TRY_COMPILE(
[#include <sys/types.h>
#include <utmp.h>
#include <utmpx.h>],[struct utmpx utx; struct utmp ut;
utx.ut_exit.ut_exit = ut.ut_exit.e_exit],
krb5_cv_utmp_utmpx_diff_exit_struct=yes, krb5_cv_utmp_utmpx_diff_exit_struct=no)])
AC_MSG_RESULT($krb5_cv_utmp_utmpx_diff_exit_struct)
if test $krb5_cv_utmp_utmpx_diff_exit_struct = yes; then
AC_DEFINE(UT_EXIT_STRUCTURE_DIFFER)
fi
fi
dnl
ADD_DEF(-DKERBEROS)
AC_CONST
V5_USE_SHARED_LIB
SubdirLibraryRule([$(LIBOBJS)])
V5_AC_OUTPUT_MAKEFILE
|