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history-limit option.

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This commit is contained in:
Nicholas Marriott
2007-11-23 12:48:20 +00:00
parent 26c8303733
commit 9c584432d0
5 changed files with 27 additions and 6 deletions
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12
cmd-set-option.c
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@ -1,4 +1,4 @@
/* $Id: cmd-set-option.c,v 1.13 2007-11-16 21:12:31 nicm Exp $ */
/* $Id: cmd-set-option.c,v 1.14 2007-11-23 12:48:20 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -193,6 +193,16 @@ cmd_set_option_exec(void *ptr, unused struct cmd_ctx *ctx)
}
xfree(default_command);
default_command = xstrdup(data->value);
} else if (strcmp(data->option, "history-limit") == 0) {
if (data->value == NULL) {
ctx->error(ctx, "invalid value");
return;
}
if (number > SHRT_MAX) {
ctx->error(ctx, "history-limit too big: %u", number);
return;
}
history_limit = number;
} else {
ctx->error(ctx, "unknown option: %s", data->option);
return;