k-space/nyancat-server
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kill warnings, c99 up in this

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This commit is contained in:
Kevin Lange 2014-04-30 16:30:30 -07:00
parent 8cf326558c
commit 7ad46735c1
2 changed files with 17 additions and 16 deletions
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2
src/Makefile
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@ -1,7 +1,7 @@
OBJECTS = nyancat.o
CC ?=
CFLAGS ?= -g
CFLAGS ?= -g -Wall -Wextra -std=c99
CPPFLAGS ?=
LDFLAGS ?=

29
src/nyancat.c
View File

@ -49,6 +49,7 @@
* WITH THE SOFTWARE.
*/
#define _XOPEN_SOURCE 500
#include <ctype.h>
#include <stdio.h>
#include <stdint.h>
@ -111,7 +112,7 @@ int show_counter = 1;
* Number of frames to show before quitting
* or 0 to repeat forever (default)
*/
int frame_count = 0;
unsigned int frame_count = 0;
/*
* Clear the screen between frames (as opposed to reseting
@ -184,6 +185,7 @@ void finish() {
* (^C) so that we can restore the cursor and clear the terminal.
*/
void SIGINT_handler(int sig){
(void)sig;
finish();
}
@ -192,6 +194,7 @@ void SIGINT_handler(int sig){
* handling if we didn't receive a terminal
*/
void SIGALRM_handler(int sig) {
(void)sig;
alarm(0);
longjmp(environment, 1);
/* Unreachable */
@ -202,10 +205,12 @@ void SIGALRM_handler(int sig) {
* in telnet mode and the client disconnects
*/
void SIGPIPE_handler(int sig) {
(void)sig;
finish();
}
void SIGWINCH_handler(int sig) {
(void)sig;
struct winsize w;
ioctl(0, TIOCGWINSZ, &w);
terminal_width = w.ws_col;
@ -339,11 +344,12 @@ int main(int argc, char ** argv) {
/* The default terminal is ANSI */
char term[1024] = {'a','n','s','i', 0};
int k, ttype;
uint32_t option = 0, done = 0, sb_mode = 0, do_echo = 0;
unsigned int k;
int ttype;
uint32_t option = 0, done = 0, sb_mode = 0;
/* Various pieces for the telnet communication */
unsigned char sb[1024] = {0};
short sb_len = 0;
char sb[1024] = {0};
unsigned short sb_len = 0;
/* Whether or not to show the MOTD intro */
char show_intro = 0;
@ -516,11 +522,6 @@ int main(int argc, char ** argv) {
telnet_options[opt] = DONT;
}
send_command(telnet_options[opt], opt);
if (opt == ECHO) {
/* We don't really need this, as we don't accept input, but,
* in case we do in the future, set our echo mode */
do_echo = (i == DO);
}
fflush(stdout);
break;
case SB:
@ -761,7 +762,7 @@ int main(int argc, char ** argv) {
if (show_intro) {
/* Display the MOTD */
int countdown_clock = 5;
unsigned int countdown_clock = 5;
for (k = 0; k < countdown_clock; ++k) {
newline(3);
printf(" \033[1mNyancat Telnet Server\033[0m");
@ -845,12 +846,12 @@ int main(int argc, char ** argv) {
}
if (always_escape) {
/* Text mode (or "Always Send Color Escapes") */
printf("%s", colors[color]);
printf("%s", colors[(int)color]);
} else {
if (color != last && colors[color]) {
if (color != last && colors[(int)color]) {
/* Normal Mode, send escape (because the color changed) */
last = color;
printf("%s%s", colors[color], output);
printf("%s%s", colors[(int)color], output);
} else {
/* Same color, just send the output characters */
printf("%s", output);