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Restructure turn() for simpler control flow

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Also make it less chatty, and don't suggest that turn off just
disables login.
This commit is contained in:
Markus Armbruster 2009-02-08 20:44:37 +01:00
parent 421119e1f1
commit 72a25644a8
1 changed files with 47 additions and 65 deletions
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66
src/lib/commands/turn.c
View file

@ -29,6 +29,8 @@
*
* Known contributors to this file:
* Marc Olzheim, 2004
* Ron Koenderink, 2005-2007
* Markus Armbruster, 2005-2009
*/
#include <config.h>
@ -40,9 +42,6 @@
#include "commands.h"
#include "optlist.h"
/*
* Enable / disable logins and set the message of the day.
*/
int
turn(void)
{
@ -52,62 +51,43 @@ turn(void)
char buf[1024];
char msgbuf[MAXTELSIZE + 1]; /* UTF-8 */
char *msgfilepath;
int len;
int len, down;
p = getstarg(player->argp[1], "on, off or motd? ", buf);
if (!p)
return RET_SYN;
if (strcmp(p, "off") == 0) {
msgfilepath = downfil;
pr("Enter a message explaining the down time.\n");
len = getele("The World", msgbuf);
down = 1;
} else if (strcmp(p, "on") == 0) {
pr("Removing no-login message and re-enabling logins.\n");
if ((unlink(downfil) == -1) && (errno != ENOENT)) {
pr("Could not remove no-login file, logins still disabled.\n");
logerror("Could not remove no-login file (%s).\n", downfil);
return RET_FAIL;
}
game_ctrl_play(1);
return RET_OK;
msgfilepath = downfil;
len = 0;
down = 0;
} else {
msgfilepath = motdfil;
}
if (msgfilepath == downfil)
pr("Enter a message shown to countries trying to log in.\n");
else
pr("Enter a new message of the day.\n");
len = getele("The World", msgbuf);
if (len < 0) {
pr("Ignored\n");
if (msgfilepath == downfil)
pr("NOT disabling logins.\n");
return RET_FAIL;
}
if (len == 0) {
if (msgfilepath == motdfil) {
pr("Removing exsting motd.\n");
if ((unlink(msgfilepath) == -1) && (errno != ENOENT)) {
pr("Could not remove motd.\n");
logerror("Could not remove motd file (%s).\n",
msgfilepath);
return RET_FAIL;
}
return RET_OK;
} else
pr("Writing empty no-login message.\n");
down = -1;
}
if (len < 0)
return RET_FAIL;
if (len == 0) {
if (unlink(msgfilepath) < 0 && (errno != ENOENT)) {
pr("Could not remove %s file.\n", msgfilepath);
logerror("Could not remove %s file (%s)",
msgfilepath, strerror(errno));
return RET_FAIL;
}
} else {
fptr = fopen(msgfilepath, "wb");
if (fptr == NULL) {
pr("Something went wrong opening the message file.\n");
logerror("Could not open message file (%s).\n", msgfilepath);
return RET_FAIL;
}
if (msgfilepath == downfil)
pr("Logins disabled.\n");
memset(&tgm, 0, sizeof(tgm));
time(&tgm.tel_date);
tgm.tel_length = len;
@ -125,9 +105,11 @@ turn(void)
msgfilepath);
return RET_FAIL;
}
}
pr("\n");
if (down >= 0)
game_ctrl_play(!down);
game_ctrl_play(0);
/* "The game is down" will be printed automatically */
return RET_OK;
}