DragonFly submit List (threaded) for 2005-02
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Patch to getty (WARNS=6)
This patch brings getty into WARNS=6 compliance under both GCC 2.95 and
GCC 3.4. It depends upon the patch posted prior to 'constify' the getcap
facility.
diff -u libexec/getty_orig/chat.c libexec/getty/chat.c
--- libexec/getty_orig/chat.c 2004-03-25 16:30:12.000000000 -0800
+++ libexec/getty/chat.c 2005-02-23 12:15:05.000000000 -0800
@@ -32,6 +32,8 @@
#include <sys/resource.h>
#include <sys/ttydefaults.h>
#include <sys/utsname.h>
+#include <sys/socket.h>
+
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
@@ -42,10 +44,9 @@
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
-#include <time.h>
#include <termios.h>
+#include <time.h>
#include <unistd.h>
-#include <sys/socket.h>
#include "extern.h"
@@ -71,7 +72,7 @@
static int getdigit (unsigned char **, int, int);
static char **read_chat (char **);
static char *cleanchr (char **, unsigned char);
-static char *cleanstr (const unsigned char *, int);
+static const char *cleanstr (const unsigned char *, int);
static const char *result (int);
static int chat_expect (const char *);
static int chat_send (char const *);
@@ -85,7 +86,7 @@
*/
static void
-chat_alrm(int signo)
+chat_alrm(__attribute__((unused)) int signo)
{
int on = 1;
@@ -280,18 +281,18 @@
* clean a string for display (ctrl/meta characters)
*/
-static char *
+static const char *
cleanstr(const unsigned char *s, int l)
{
static unsigned char * tmp = NULL;
static int tmplen = 0;
- if (tmplen < l * 4 + 1)
- tmp = realloc(tmp, tmplen = l * 4 + 1);
+ if (tmplen < l * 4 + 3)
+ tmp = realloc(tmp, tmplen = l * 4 + 3);
if (tmp == NULL) {
tmplen = 0;
- return (char *)"(mem alloc error)";
+ return "(mem alloc error)";
} else {
int i = 0;
char * p = tmp;
diff -u libexec/getty_orig/init.c libexec/getty/init.c
--- libexec/getty_orig/init.c 2003-06-16 21:27:07.000000000 -0700
+++ libexec/getty/init.c 2005-02-23 08:44:43.000000000 -0800
@@ -41,6 +41,7 @@
* Melbourne getty.
*/
#include <termios.h>
+
#include "extern.h"
#include "gettytab.h"
#include "pathnames.h"
@@ -51,100 +52,100 @@
static char datefmt[] = "%+";
struct gettystrs gettystrs[] = {
- { "nx" }, /* next table */
- { "cl" }, /* screen clear characters */
- { "im" }, /* initial message */
- { "lm", loginmsg }, /* login message */
- { "er", &tmode.c_cc[VERASE] }, /* erase character */
- { "kl", &tmode.c_cc[VKILL] }, /* kill character */
- { "et", &tmode.c_cc[VEOF] }, /* eof chatacter (eot) */
- { "pc", nullstr }, /* pad character */
- { "tt" }, /* terminal type */
- { "ev" }, /* enviroment */
- { "lo", loginprg }, /* login program */
- { "hn", hostname }, /* host name */
- { "he" }, /* host name edit */
- { "in", &tmode.c_cc[VINTR] }, /* interrupt char */
- { "qu", &tmode.c_cc[VQUIT] }, /* quit char */
- { "xn", &tmode.c_cc[VSTART] }, /* XON (start) char */
- { "xf", &tmode.c_cc[VSTOP] }, /* XOFF (stop) char */
- { "bk", &tmode.c_cc[VEOL] }, /* brk char (alt \n) */
- { "su", &tmode.c_cc[VSUSP] }, /* suspend char */
- { "ds", &tmode.c_cc[VDSUSP] }, /* delayed suspend */
- { "rp", &tmode.c_cc[VREPRINT] },/* reprint char */
- { "fl", &tmode.c_cc[VDISCARD] },/* flush output */
- { "we", &tmode.c_cc[VWERASE] }, /* word erase */
- { "ln", &tmode.c_cc[VLNEXT] }, /* literal next */
- { "Lo" }, /* locale for strftime() */
- { "pp" }, /* ppp login program */
- { "if" }, /* sysv-like 'issue' filename */
- { "ic" }, /* modem init-chat */
- { "ac" }, /* modem answer-chat */
- { "al" }, /* user to auto-login */
- { "df", datefmt}, /* format for strftime() */
- { 0 }
+ { "nx", 0, 0 }, /* next table */
+ { "cl", 0, 0 }, /* screen clear characters */
+ { "im", 0, 0 }, /* initial message */
+ { "lm", loginmsg, 0 }, /* login message */
+ { "er", &tmode.c_cc[VERASE], 0 }, /* erase character */
+ { "kl", &tmode.c_cc[VKILL], 0 }, /* kill character */
+ { "et", &tmode.c_cc[VEOF], 0 }, /* eof chatacter (eot) */
+ { "pc", nullstr, 0 }, /* pad character */
+ { "tt", 0, 0 }, /* terminal type */
+ { "ev", 0, 0 }, /* enviroment */
+ { "lo", loginprg, 0 }, /* login program */
+ { "hn", hostname, 0 }, /* host name */
+ { "he", 0, 0 }, /* host name edit */
+ { "in", &tmode.c_cc[VINTR], 0 }, /* interrupt char */
+ { "qu", &tmode.c_cc[VQUIT], 0 }, /* quit char */
+ { "xn", &tmode.c_cc[VSTART], 0 }, /* XON (start) char */
+ { "xf", &tmode.c_cc[VSTOP], 0 }, /* XOFF (stop) char */
+ { "bk", &tmode.c_cc[VEOL], 0 }, /* brk char (alt \n) */
+ { "su", &tmode.c_cc[VSUSP], 0 }, /* suspend char */
+ { "ds", &tmode.c_cc[VDSUSP], 0 }, /* delayed suspend */
+ { "rp", &tmode.c_cc[VREPRINT], 0 }, /* reprint char */
+ { "fl", &tmode.c_cc[VDISCARD], 0 }, /* flush output */
+ { "we", &tmode.c_cc[VWERASE], 0 }, /* word erase */
+ { "ln", &tmode.c_cc[VLNEXT], 0 }, /* literal next */
+ { "Lo", 0, 0 }, /* locale for strftime() */
+ { "pp", 0, 0 }, /* ppp login program */
+ { "if", 0, 0 }, /* sysv-like 'issue' filename */
+ { "ic", 0, 0 }, /* modem init-chat */
+ { "ac", 0, 0 }, /* modem answer-chat */
+ { "al", 0, 0 }, /* user to auto-login */
+ { "df", datefmt, 0}, /* format for strftime() */
+ { 0, 0, 0 }
};
struct gettynums gettynums[] = {
- { "is" }, /* input speed */
- { "os" }, /* output speed */
- { "sp" }, /* both speeds */
- { "nd" }, /* newline delay */
- { "cd" }, /* carriage-return delay */
- { "td" }, /* tab delay */
- { "fd" }, /* form-feed delay */
- { "bd" }, /* backspace delay */
- { "to" }, /* timeout */
- { "f0" }, /* output flags */
- { "f1" }, /* input flags */
- { "f2" }, /* user mode flags */
- { "pf" }, /* delay before flush at 1st prompt */
- { "c0" }, /* output c_flags */
- { "c1" }, /* input c_flags */
- { "c2" }, /* user mode c_flags */
- { "i0" }, /* output i_flags */
- { "i1" }, /* input i_flags */
- { "i2" }, /* user mode i_flags */
- { "l0" }, /* output l_flags */
- { "l1" }, /* input l_flags */
- { "l2" }, /* user mode l_flags */
- { "o0" }, /* output o_flags */
- { "o1" }, /* input o_flags */
- { "o2" }, /* user mode o_flags */
- { "de" }, /* delay before sending 1st prompt */
- { "rt" }, /* reset timeout */
- { "ct" }, /* chat script timeout */
- { "dc" }, /* debug chat script value */
- { 0 }
+ { "is", 0, 0, 0 }, /* input speed */
+ { "os", 0, 0, 0 }, /* output speed */
+ { "sp", 0, 0, 0 }, /* both speeds */
+ { "nd", 0, 0, 0 }, /* newline delay */
+ { "cd", 0, 0, 0 }, /* carriage-return delay */
+ { "td", 0, 0, 0 }, /* tab delay */
+ { "fd", 0, 0, 0 }, /* form-feed delay */
+ { "bd", 0, 0, 0 }, /* backspace delay */
+ { "to", 0, 0, 0 }, /* timeout */
+ { "f0", 0, 0, 0 }, /* output flags */
+ { "f1", 0, 0, 0 }, /* input flags */
+ { "f2", 0, 0, 0 }, /* user mode flags */
+ { "pf", 0, 0, 0 }, /* delay before flush at 1st prompt */
+ { "c0", 0, 0, 0 }, /* output c_flags */
+ { "c1", 0, 0, 0 }, /* input c_flags */
+ { "c2", 0, 0, 0 }, /* user mode c_flags */
+ { "i0", 0, 0, 0 }, /* output i_flags */
+ { "i1", 0, 0, 0 }, /* input i_flags */
+ { "i2", 0, 0, 0 }, /* user mode i_flags */
+ { "l0", 0, 0, 0 }, /* output l_flags */
+ { "l1", 0, 0, 0 }, /* input l_flags */
+ { "l2", 0, 0, 0 }, /* user mode l_flags */
+ { "o0", 0, 0, 0 }, /* output o_flags */
+ { "o1", 0, 0, 0 }, /* input o_flags */
+ { "o2", 0, 0, 0 }, /* user mode o_flags */
+ { "de", 0, 0, 0 }, /* delay before sending
1st prompt */
+ { "rt", 0, 0, 0 }, /* reset timeout */
+ { "ct", 0, 0, 0 }, /* chat script timeout */
+ { "dc", 0, 0, 0 }, /* debug chat script value */
+ { 0, 0, 0, 0 }
};
struct gettyflags gettyflags[] = {
- { "ht", 0 }, /* has tabs */
- { "nl", 1 }, /* has newline char */
- { "ep", 0 }, /* even parity */
- { "op", 0 }, /* odd parity */
- { "ap", 0 }, /* any parity */
- { "ec", 1 }, /* no echo */
- { "co", 0 }, /* console special */
- { "cb", 0 }, /* crt backspace */
- { "ck", 0 }, /* crt kill */
- { "ce", 0 }, /* crt erase */
- { "pe", 0 }, /* printer erase */
- { "rw", 1 }, /* don't use raw */
- { "xc", 1 }, /* don't ^X ctl chars */
- { "lc", 0 }, /* terminal las lower case */
- { "uc", 0 }, /* terminal has no lower case */
- { "ig", 0 }, /* ignore garbage */
- { "ps", 0 }, /* do port selector speed select */
- { "hc", 1 }, /* don't set hangup on close */
- { "ub", 0 }, /* unbuffered output */
- { "ab", 0 }, /* auto-baud detect with '\r' */
- { "dx", 0 }, /* set decctlq */
- { "np", 0 }, /* no parity at all (8bit chars) */
- { "mb", 0 }, /* do MDMBUF flow control */
- { "hw", 0 }, /* do CTSRTS flow control */
- { "nc", 0 }, /* set clocal (no carrier) */
- { "pl", 0 }, /* use PPP instead of login(1) */
- { 0 }
+ { "ht", 0, 0, 0, 0 }, /* has tabs */
+ { "nl", 1, 0, 0, 0 }, /* has newline char */
+ { "ep", 0, 0, 0, 0 }, /* even parity */
+ { "op", 0, 0, 0, 0 }, /* odd parity */
+ { "ap", 0, 0, 0, 0 }, /* any parity */
+ { "ec", 1, 0, 0, 0 }, /* no echo */
+ { "co", 0, 0, 0, 0 }, /* console special */
+ { "cb", 0, 0, 0, 0 }, /* crt backspace */
+ { "ck", 0, 0, 0, 0 }, /* crt kill */
+ { "ce", 0, 0, 0, 0 }, /* crt erase */
+ { "pe", 0, 0, 0, 0 }, /* printer erase */
+ { "rw", 1, 0, 0, 0 }, /* don't use raw */
+ { "xc", 1, 0, 0, 0 }, /* don't ^X ctl chars */
+ { "lc", 0, 0, 0, 0 }, /* terminal las lower case */
+ { "uc", 0, 0, 0, 0 }, /* terminal has no lower case */
+ { "ig", 0, 0, 0, 0 }, /* ignore garbage */
+ { "ps", 0, 0, 0, 0 }, /* do port selector speed select */
+ { "hc", 1, 0, 0, 0 }, /* don't set hangup on close */
+ { "ub", 0, 0, 0, 0 }, /* unbuffered output */
+ { "ab", 0, 0, 0, 0 }, /* auto-baud detect with '\r' */
+ { "dx", 0, 0, 0, 0 }, /* set decctlq */
+ { "np", 0, 0, 0, 0 }, /* no parity at all (8bit chars) */
+ { "mb", 0, 0, 0, 0 }, /* do MDMBUF flow control */
+ { "hw", 0, 0, 0, 0 }, /* do CTSRTS flow control */
+ { "nc", 0, 0, 0, 0 }, /* set clocal (no carrier) */
+ { "pl", 0, 0, 0, 0 }, /* use PPP instead of login(1) */
+ { 0, 0, 0, 0, 0 }
};
diff -u libexec/getty_orig/main.c libexec/getty/main.c
--- libexec/getty_orig/main.c 2004-03-25 16:30:12.000000000 -0800
+++ libexec/getty/main.c 2005-02-23 12:15:45.000000000 -0800
@@ -42,6 +42,7 @@
#include <sys/resource.h>
#include <sys/ttydefaults.h>
#include <sys/utsname.h>
+
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
@@ -136,13 +137,15 @@
static void setttymode (const char *, int);
static void setdefttymode (const char *);
static int opentty (const char *, int);
+extern char **environ;
+extern char editedhost[];
int main (int, char **);
jmp_buf timeout;
static void
-dingdong(int signo)
+dingdong(__attribute__((unused)) int signo)
{
alarm(0);
longjmp(timeout, 1);
@@ -151,7 +154,7 @@
jmp_buf intrupt;
static void
-interrupt(int signo)
+interrupt(__attribute__((unused)) int signo)
{
longjmp(intrupt, 1);
}
@@ -160,7 +163,7 @@
* Action to take when getty is running too long.
*/
static void
-timeoverrun(int signo)
+timeoverrun(__attribute__((unused)) int signo)
{
syslog(LOG_ERR, "getty exiting due to excessive running time");
exit(1);
@@ -169,11 +172,10 @@
int
main(int argc, char **argv)
{
- extern char **environ;
- const char *tname;
- int first_sleep = 1, first_time = 1;
+ const char * volatile tname = "default";
+ volatile int first_sleep = 1, first_time = 1;
struct rlimit limit;
- int rval;
+ volatile int rval = 0;
signal(SIGINT, SIG_IGN);
signal(SIGQUIT, SIG_IGN);
@@ -182,7 +184,7 @@
gethostname(hostname, sizeof(hostname) - 1);
hostname[sizeof(hostname) - 1] = '\0';
if (hostname[0] == '\0')
- strcpy(hostname, "Amnesiac");
+ strncpy(hostname, "Amnesiac", MAXHOSTNAMELEN);
/*
* Limit running time to deal with broken or dead lines.
@@ -194,7 +196,6 @@
gettable("default", defent);
gendefaults();
- tname = "default";
if (argc > 1)
tname = argv[1];
@@ -206,9 +207,9 @@
* J. Gettys - MIT Project Athena.
*/
if (argc <= 2 || strcmp(argv[2], "-") == 0)
- strcpy(ttyn, ttyname(STDIN_FILENO));
+ strncpy(ttyn, ttyname(STDIN_FILENO), sizeof(ttyn));
else {
- strcpy(ttyn, dev);
+ strncpy(ttyn, dev, sizeof(ttyn));
strncat(ttyn, argv[2], sizeof(ttyn)-sizeof(dev));
if (strcmp(argv[0], "+") != 0) {
chown(ttyn, 0, 0);
@@ -231,17 +232,17 @@
}
if (AC) {
- int i, rfds;
- struct timeval timeout;
+ int i;
+ fd_set rfds;
+ struct timeval timeout_val;
if (!opentty(ttyn, O_RDWR|O_NONBLOCK))
exit(1);
setdefttymode(tname);
- rfds = 1 << 0; /* FD_SET */
- timeout.tv_sec = RT;
- timeout.tv_usec = 0;
- i = select(32, (fd_set*)&rfds, (fd_set*)NULL,
- (fd_set*)NULL, RT ? &timeout : NULL);
+ FD_SET(1, &rfds);
+ timeout_val.tv_sec = RT;
+ timeout_val.tv_usec = 0;
+ i = select(32, &rfds, 0, 0, (RT ? &timeout_val : 0));
if (i < 0) {
syslog(LOG_ERR, "select %s: %m", ttyn);
} else if (i == 0) {
@@ -338,7 +339,6 @@
if (AL) {
const char *p = AL;
char *q = name;
- int n = sizeof name;
while (*p && q < &name[sizeof name - 1]) {
if (isupper(*p))
@@ -409,22 +409,22 @@
}
static int
-opentty(const char *ttyn, int flags)
+opentty(const char *ttynm, int flags)
{
- int i, j = 0;
+ int i = 0, j = 0;
int failopenlogged = 0;
- while (j < 10 && (i = open(ttyn, flags)) == -1)
+ while (j < 10 && (i = open(ttynm, flags)) == -1)
{
if (((j % 10) == 0) && (errno != ENXIO || !failopenlogged)) {
- syslog(LOG_ERR, "open %s: %m", ttyn);
+ syslog(LOG_ERR, "open %s: %m", ttynm);
failopenlogged = 1;
}
j++;
sleep(60);
}
if (i == -1) {
- syslog(LOG_ERR, "open %s: %m", ttyn);
+ syslog(LOG_ERR, "open %s: %m", ttynm);
return 0;
}
else {
@@ -435,7 +435,7 @@
return 0;
}
if (login_tty(i) < 0) {
- syslog(LOG_ERR, "login_tty %s: %m", ttyn);
+ syslog(LOG_ERR, "login_tty %s: %m", ttynm);
close(i);
return 0;
}
@@ -497,8 +497,8 @@
int c;
char *np;
unsigned char cs;
- int ppp_state = 0;
- int ppp_connection = 0;
+ volatile int ppp_state = 0;
+ volatile int ppp_connection = 0;
/*
* Interrupt may happen if we use CBREAK mode
@@ -690,7 +690,7 @@
static char *
getline(int fd)
{
- int i = 0;
+ unsigned i = 0;
static char linebuf[512];
/*
@@ -714,7 +714,6 @@
static void
putf(const char *cp)
{
- extern char editedhost[];
time_t t;
char *slash, db[100];
diff -u libexec/getty_orig/subr.c libexec/getty/subr.c
--- libexec/getty_orig/subr.c 2004-03-25 16:30:12.000000000 -0800
+++ libexec/getty/subr.c 2005-02-23 12:25:13.000000000 -0800
@@ -39,17 +39,19 @@
* Melbourne getty.
*/
#define COMPAT_43
+
+#include <sys/param.h>
+#include <sys/ioctl.h>
+#include <sys/time.h>
+
#ifdef DEBUG
#include <stdio.h>
#endif
#include <stdlib.h>
#include <string.h>
+#include <syslog.h>
#include <termios.h>
#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/param.h>
-#include <sys/time.h>
-#include <syslog.h>
#include "gettytab.h"
#include "pathnames.h"
@@ -72,7 +74,7 @@
long n;
int l;
char *p;
- char *msg = NULL;
+ const char *msg = NULL;
const char *dba[2];
static int firsttime = 1;
@@ -105,7 +107,7 @@
firsttime = 0;
}
- switch (cgetent(&buf, (char **)dba, (char *)name)) {
+ switch (cgetent(&buf, dba, name)) {
case 1:
msg = "%s: couldn't resolve 'tc=' in gettytab '%s'";
case 0:
@@ -130,7 +132,7 @@
}
for (sp = gettystrs; sp->field; sp++) {
- if ((l = cgetstr(buf, (char*)sp->field, &p)) >= 0) {
+ if ((l = cgetstr(buf, sp->field, &p)) >= 0) {
if (sp->value) {
/* prefer existing value */
if (strcmp(p, sp->value) != 0)
@@ -148,7 +150,7 @@
}
for (np = gettynums; np->field; np++) {
- if (cgetnum(buf, (char*)np->field, &n) == -1)
+ if (cgetnum(buf, np->field, &n) == -1)
np->set = 0;
else {
np->set = 1;
@@ -157,7 +159,7 @@
}
for (fp = gettyflags; fp->field; fp++) {
- if (cgetcap(buf, (char *)fp->field, ':') == NULL)
+ if (cgetcap(buf, fp->field, ':') == NULL)
fp->set = 0;
else {
fp->set = 1;
@@ -694,7 +696,7 @@
{ 57600, B57600 },
{ 115200, B115200 },
{ 230400, B230400 },
- { 0 }
+ { 0, 0 }
};
int
@@ -757,7 +759,7 @@
{ "B4800", "std.4800" },
{ "B9600", "std.9600" },
{ "B19200", "std.19200" },
- { 0 }
+ { 0, 0 }
};
const char *
@@ -766,7 +768,7 @@
char c, baud[20];
const char *type = "default";
struct portselect *ps;
- int len;
+ unsigned len;
alarm(5*60);
for (len = 0; len < sizeof (baud) - 1; len++) {
@@ -797,17 +799,16 @@
const char *
autobaud(void)
{
- int rfds;
+ fd_set rfds;
struct timeval timeout;
char c;
const char *type = "9600-baud";
(void)tcflush(0, TCIOFLUSH);
- rfds = 1 << 0;
+ FD_SET(1, &rfds);
timeout.tv_sec = 5;
timeout.tv_usec = 0;
- if (select(32, (fd_set *)&rfds, (fd_set *)NULL,
- (fd_set *)NULL, &timeout) <= 0)
+ if (select(32, &rfds, 0, 0, &timeout) <= 0)
return (type);
if (read(STDIN_FILENO, &c, sizeof(char)) != sizeof(char))
return (type);
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