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getty: return speed option

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This commit is contained in:
Thomas Veerman 2012-09-24 13:37:20 +00:00
parent 2d72cbec41
commit a458e9d00d
1 changed files with 14 additions and 5 deletions
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19
commands/getty/getty.c
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@ -6,7 +6,7 @@
* was taken from stty(1).c; which was written by * was taken from stty(1).c; which was written by
* Andrew S. Tanenbaum. * Andrew S. Tanenbaum.
* *
* Usage: getty [-c filename] [-h] [-k] [-t] line [speed] * Usage: getty [speed]
* *
* Version: 3.4 02/17/90 * Version: 3.4 02/17/90
* *
@ -27,6 +27,10 @@
* *
* Suspend/resume signals removed. * Suspend/resume signals removed.
* 2001-04-04 Kees J. Bot * 2001-04-04 Kees J. Bot
*
* Removed unused custom banner and returned speed option
* functionality (by simply calling stty).
* 2012-09-24 T. Veerman
*/ */
#include <sys/types.h> #include <sys/types.h>
@ -38,6 +42,7 @@
#include <fcntl.h> #include <fcntl.h>
#include <errno.h> #include <errno.h>
#include <sys/utsname.h> #include <sys/utsname.h>
#include <stdio.h>
char LOGIN[] = "/usr/bin/login"; char LOGIN[] = "/usr/bin/login";
char SHELL[] = "/bin/sh"; char SHELL[] = "/bin/sh";
@ -88,8 +93,13 @@ void do_getty(char *name, size_t len, char **args, const char *ttyname)
/* Clean up tty name. */ /* Clean up tty name. */
if((t = strrchr(ttyname, '/'))) ttyname = t + 1; if((t = strrchr(ttyname, '/'))) ttyname = t + 1;
/* Default banner? */ if (args[0] != NULL) {
if (args[0] == NULL) args = def_banner; char cmd[5+6+1]; /* "stty " + "115200" + '\0' */
int speed;
speed = atoi(args[0]);
snprintf(cmd, sizeof(cmd), "stty %d\n", speed);
system(cmd);
}
/* Display prompt. */ /* Display prompt. */
ch = ' '; ch = ' ';
@ -99,7 +109,7 @@ void do_getty(char *name, size_t len, char **args, const char *ttyname)
uname(&utsname); uname(&utsname);
/* Print the banner. */ /* Print the banner. */
for (banner = args; *banner != NULL; banner++) { for (banner = def_banner; *banner != NULL; banner++) {
std_out(banner == args ? "\n" : " "); std_out(banner == args ? "\n" : " ");
s0 = *banner; s0 = *banner;
for (s = *banner; *s != 0; s++) { for (s = *banner; *s != 0; s++) {
@ -172,7 +182,6 @@ void do_login(char *name)
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
register char *s;
char name[30]; char name[30];
struct sigaction sa; struct sigaction sa;