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-rw-r--r--openbsd-compat/bsd-misc.c94
1 files changed, 77 insertions, 17 deletions
diff --git a/openbsd-compat/bsd-misc.c b/openbsd-compat/bsd-misc.c
index b8e9996d5..08b089bdc 100644
--- a/openbsd-compat/bsd-misc.c
+++ b/openbsd-compat/bsd-misc.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * Copyright (c) 1999-2000 Damien Miller. All rights reserved. 2 * Copyright (c) 1999-2003 Damien Miller. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
@@ -25,13 +25,13 @@
25#include "includes.h" 25#include "includes.h"
26#include "xmalloc.h" 26#include "xmalloc.h"
27 27
28RCSID("$Id: bsd-misc.c,v 1.12 2003/03/18 18:21:41 tim Exp $"); 28RCSID("$Id: bsd-misc.c,v 1.19 2003/08/25 01:16:21 mouring Exp $");
29 29
30/* 30/*
31 * NB. duplicate __progname in case it is an alias for argv[0] 31 * NB. duplicate __progname in case it is an alias for argv[0]
32 * Otherwise it may get clobbered by setproctitle() 32 * Otherwise it may get clobbered by setproctitle()
33 */ 33 */
34char *get_progname(char *argv0) 34char *ssh_get_progname(char *argv0)
35{ 35{
36#ifdef HAVE___PROGNAME 36#ifdef HAVE___PROGNAME
37 extern char *__progname; 37 extern char *__progname;
@@ -41,21 +41,21 @@ char *get_progname(char *argv0)
41 char *p; 41 char *p;
42 42
43 if (argv0 == NULL) 43 if (argv0 == NULL)
44 return "unknown"; /* XXX */ 44 return ("unknown"); /* XXX */
45 p = strrchr(argv0, '/'); 45 p = strrchr(argv0, '/');
46 if (p == NULL) 46 if (p == NULL)
47 p = argv0; 47 p = argv0;
48 else 48 else
49 p++; 49 p++;
50 50
51 return xstrdup(p); 51 return (xstrdup(p));
52#endif 52#endif
53} 53}
54 54
55#ifndef HAVE_SETLOGIN 55#ifndef HAVE_SETLOGIN
56int setlogin(const char *name) 56int setlogin(const char *name)
57{ 57{
58 return(0); 58 return (0);
59} 59}
60#endif /* !HAVE_SETLOGIN */ 60#endif /* !HAVE_SETLOGIN */
61 61
@@ -63,21 +63,21 @@ int setlogin(const char *name)
63int innetgr(const char *netgroup, const char *host, 63int innetgr(const char *netgroup, const char *host,
64 const char *user, const char *domain) 64 const char *user, const char *domain)
65{ 65{
66 return(0); 66 return (0);
67} 67}
68#endif /* HAVE_INNETGR */ 68#endif /* HAVE_INNETGR */
69 69
70#if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 70#if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
71int seteuid(uid_t euid) 71int seteuid(uid_t euid)
72{ 72{
73 return(setreuid(-1,euid)); 73 return (setreuid(-1, euid));
74} 74}
75#endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */ 75#endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */
76 76
77#if !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID) 77#if !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID)
78int setegid(uid_t egid) 78int setegid(uid_t egid)
79{ 79{
80 return(setresgid(-1,egid,-1)); 80 return(setresgid(-1, egid, -1));
81} 81}
82#endif /* !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID) */ 82#endif /* !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID) */
83 83
@@ -88,9 +88,9 @@ const char *strerror(int e)
88 extern char *sys_errlist[]; 88 extern char *sys_errlist[];
89 89
90 if ((e >= 0) && (e < sys_nerr)) 90 if ((e >= 0) && (e < sys_nerr))
91 return(sys_errlist[e]); 91 return (sys_errlist[e]);
92 else 92
93 return("unlisted error"); 93 return ("unlisted error");
94} 94}
95#endif 95#endif
96 96
@@ -102,24 +102,25 @@ int utimes(char *filename, struct timeval *tvp)
102 ub.actime = tvp[0].tv_sec; 102 ub.actime = tvp[0].tv_sec;
103 ub.modtime = tvp[1].tv_sec; 103 ub.modtime = tvp[1].tv_sec;
104 104
105 return(utime(filename, &ub)); 105 return (utime(filename, &ub));
106} 106}
107#endif 107#endif
108 108
109#ifndef HAVE_TRUNCATE 109#ifndef HAVE_TRUNCATE
110int truncate (const char *path, off_t length) 110int truncate(const char *path, off_t length)
111{ 111{
112 int fd, ret, saverrno; 112 int fd, ret, saverrno;
113 113
114 fd = open(path, O_WRONLY); 114 fd = open(path, O_WRONLY);
115 if (fd < 0) 115 if (fd < 0)
116 return -1; 116 return (-1);
117 117
118 ret = ftruncate(fd, length); 118 ret = ftruncate(fd, length);
119 saverrno = errno; 119 saverrno = errno;
120 (void) close (fd); 120 close(fd);
121 if (ret == -1) 121 if (ret == -1)
122 errno = saverrno; 122 errno = saverrno;
123
123 return(ret); 124 return(ret);
124} 125}
125#endif /* HAVE_TRUNCATE */ 126#endif /* HAVE_TRUNCATE */
@@ -131,7 +132,7 @@ int truncate (const char *path, off_t length)
131int 132int
132setgroups(size_t size, const gid_t *list) 133setgroups(size_t size, const gid_t *list)
133{ 134{
134 return 0; 135 return (0);
135} 136}
136#endif 137#endif
137 138
@@ -166,3 +167,62 @@ int nanosleep(const struct timespec *req, struct timespec *rem)
166 167
167#endif 168#endif
168 169
170#ifndef HAVE_TCGETPGRP
171pid_t
172tcgetpgrp(int fd)
173{
174 int ctty_pgrp;
175
176 if (ioctl(fd, TIOCGPGRP, &ctty_pgrp) == -1)
177 return(-1);
178 else
179 return(ctty_pgrp);
180}
181#endif /* HAVE_TCGETPGRP */
182
183#ifndef HAVE_TCSENDBREAK
184int
185tcsendbreak(int fd, int duration)
186{
187# if defined(TIOCSBRK) && defined(TIOCCBRK)
188 struct timeval sleepytime;
189
190 sleepytime.tv_sec = 0;
191 sleepytime.tv_usec = 400000;
192 if (ioctl(fd, TIOCSBRK, 0) == -1)
193 return (-1);
194 (void)select(0, 0, 0, 0, &sleepytime);
195 if (ioctl(fd, TIOCCBRK, 0) == -1)
196 return (-1);
197 return (0);
198# else
199 return -1;
200# endif
201}
202#endif /* HAVE_TCSENDBREAK */
203
204mysig_t
205mysignal(int sig, mysig_t act)
206{
207#ifdef HAVE_SIGACTION
208 struct sigaction sa, osa;
209
210 if (sigaction(sig, NULL, &osa) == -1)
211 return (mysig_t) -1;
212 if (osa.sa_handler != act) {
213 memset(&sa, 0, sizeof(sa));
214 sigemptyset(&sa.sa_mask);
215 sa.sa_flags = 0;
216#ifdef SA_INTERRUPT
217 if (sig == SIGALRM)
218 sa.sa_flags |= SA_INTERRUPT;
219#endif
220 sa.sa_handler = act;
221 if (sigaction(sig, &sa, NULL) == -1)
222 return (mysig_t) -1;
223 }
224 return (osa.sa_handler);
225#else
226 return (signal(sig, act));
227#endif
228}