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util-linux
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mesg: new --verbose option 

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2011-04-10 16:24:23 +02:00 committed by Karel Zak
parent ea87bbf679
commit 849c6ea3f7
2 changed files with 14 additions and 2 deletions
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3
term-utils/mesg.1
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@ -71,6 +71,9 @@ Permits messages to be displayed.
.TP
Available options:
.TP
.B \-v, \-\-verbose
Explain what is being done.
.TP
.B \-V, \-\-verbose
Output version information and exit.
.TP

13
term-utils/mesg.c
View File

@ -69,6 +69,7 @@ static void __attribute__ ((__noreturn__)) usage(FILE * out)
" %s [options] [y | n]\n"), program_invocation_short_name);
fprintf(out,
_("\nOptions:\n"
" -v, --verbose explain what is being done\n"
" -V, --version output version information and exit\n"
" -h, --help output help screen and exit\n"));
@ -79,20 +80,24 @@ int main(int argc, char *argv[])
{
struct stat sb;
char *tty;
int ch;
int ch, verbose = FALSE;
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
static const struct option longopts[] = {
{ "verbose", no_argument, 0, 'v' },
{ "version", no_argument, 0, 'V' },
{ "help", no_argument, 0, 'h' },
{ NULL, 0, 0, 0 }
};
while ((ch = getopt_long(argc, argv, "Vh", longopts, NULL)) != -1)
while ((ch = getopt_long(argc, argv, "vVh", longopts, NULL)) != -1)
switch (ch) {
case 'v':
verbose = TRUE;
break;
case 'V':
printf(_("%s from %s\n"), program_invocation_short_name,
PACKAGE_STRING);
@ -129,10 +134,14 @@ int main(int argc, char *argv[])
if (chmod(tty, sb.st_mode | S_IWGRP | S_IWOTH) < 0)
#endif
err(MESG_EXIT_FAILURE, _("change %s mode failed"), tty);
if (verbose)
puts(_("write access to your terminal is allowed"));
return IS_ALLOWED;
case 'n':
if (chmod(tty, sb.st_mode & ~(S_IWGRP|S_IWOTH)) < 0)
err(MESG_EXIT_FAILURE, _("change %s mode failed"), tty);
if (verbose)
puts(_("write access to your terminal is denied"));
return IS_NOT_ALLOWED;
default:
warnx(_("invalid argument: %c"), *argv[0]);