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Perform even more style changes.

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- Remove unneeded whitespace for function calls.
- Add empty line at the top of functions without local variables.
- Change while (1) to for (;;).

MFC after:	1 week
This commit is contained in:
Ed Schouten 2012-03-10 14:38:34 +00:00
parent f10070765a
commit 0ba64b2731
1 changed files with 8 additions and 4 deletions
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12
usr.sbin/watch/watch.c
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@ -110,7 +110,7 @@ set_tty(void)
{
struct termios ntty;
tcgetattr (std_in, &otty);
tcgetattr(std_in, &otty);
ntty = otty;
ntty.c_lflag &= ~ICANON; /* disable canonical operation */
ntty.c_lflag &= ~ECHO;
@ -128,18 +128,20 @@ set_tty(void)
ntty.c_cc[VINTR] = 07; /* ^G */
ntty.c_cc[VQUIT] = 07; /* ^G */
tcsetattr (std_in, TCSANOW, &ntty);
tcsetattr(std_in, TCSANOW, &ntty);
}
static void
unset_tty(void)
{
tcsetattr (std_in, TCSANOW, &otty);
tcsetattr(std_in, TCSANOW, &otty);
}
static void
fatal(int error, const char *buf)
{
unset_tty();
if (buf)
errx(error, "fatal: %s", buf);
@ -170,6 +172,7 @@ open_snp(void)
static void
cleanup(int signo __unused)
{
if (opt_timestamp)
timestamp("Logging Exited.");
close(snp_io);
@ -180,6 +183,7 @@ cleanup(int signo __unused)
static void
usage(void)
{
fprintf(stderr, "usage: watch [-ciotnW] [tty name]\n");
exit(EX_USAGE);
}
@ -344,7 +348,7 @@ main(int ac, char *av[])
FD_ZERO(&fd_s);
while (1) {
for (;;) {
if (opt_interactive)
FD_SET(std_in, &fd_s);
FD_SET(snp_io, &fd_s);