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Diffstat (limited to 'console/console.c')
-rw-r--r--console/console.c104
1 files changed, 90 insertions, 14 deletions
diff --git a/console/console.c b/console/console.c
index e67ba62e..3c8acb81 100644
--- a/console/console.c
+++ b/console/console.c
@@ -1,5 +1,5 @@
/* console.c -- A console server.
- Copyright (C) 1997, 1999, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1999, 2002, 2003 Free Software Foundation, Inc.
Written by Miles Bader and Marcus Brinkmann.
This program is free software; you can redistribute it and/or
@@ -61,6 +61,13 @@ volatile struct mapped_time_value *console_maptime;
#define DEFAULT_BLINKING 0
#define DEFAULT_REVERSED 0
#define DEFAULT_CONCEALED 0
+#define DEFAULT_WIDTH 80
+#define DEFAULT_HEIGHT 25
+#define DEFAULT_LINES 50
+/* Stringification of a macro. */
+#define STRX(s) #s
+#define STR(s) STRX(s)
+
/* For the help output. */
#define DEFAULT_ATTRIBUTE_NAME "normal"
#define DEFAULT_FOREGROUND CONS_COLOR_WHITE
@@ -128,6 +135,11 @@ struct cons
mach_port_t underlying;
/* A template for the stat information of all nodes. */
struct stat stat_template;
+
+ /* The amount of lines, width and height. */
+ unsigned int lines;
+ unsigned int width;
+ unsigned int height;
};
@@ -222,7 +234,8 @@ vcons_lookup (cons_t cons, int id, int create, vcons_t *r_vcons)
mutex_init (&vcons->lock);
err = display_create (&vcons->display, cons->encoding ?: DEFAULT_ENCODING,
- cons->attribute);
+ cons->attribute, cons->lines, cons->width,
+ cons->height);
if (err)
{
free (vcons->name);
@@ -1335,6 +1348,12 @@ static const struct argp_option options[] =
" (default `" DEFAULT_ATTRIBUTE_NAME "')" },
{ "encoding", 'e', "NAME", 0, "Set encoding of virtual consoles to"
" NAME (default `" DEFAULT_ENCODING "')" },
+ { "width", 'w', "WIDTH", 0, "Set width to WIDTH (default `"
+ STR(DEFAULT_WIDTH) "')" },
+ { "height", 'h', "HEIGHT", 0, "Set height to HEIGHT (default `"
+ STR(DEFAULT_HEIGHT) "')" },
+ { "lines", 'l', "LINES", 0, "Set amount of scrollback lines to LINES "
+ "(default `" STR(DEFAULT_LINES) "')" },
{0}
};
@@ -1443,7 +1462,8 @@ parse_opt (int opt, char *arg, struct argp_state *state)
cons_t cons = state->input ?: netfs_root_node->nn->cons;
error_t err;
int color = 0;
-
+ char *tail;
+
switch (opt)
{
default:
@@ -1479,6 +1499,33 @@ parse_opt (int opt, char *arg, struct argp_state *state)
if (err)
argp_error (state, "Invalid attribute specifier: %s", arg);
break;
+
+ case 'l':
+ errno = 0;
+ cons->lines = strtoul (arg, &tail, 0);
+ if (tail == NULL || tail == arg || *tail != '\0')
+ argp_error (state, "LINES is not a number: %s", arg);
+ if (errno)
+ argp_error (state, "Overflow in argument LINES %s", arg);
+ break;
+
+ case 'w':
+ errno = 0;
+ cons->width = strtoul (arg, &tail, 0);
+ if (tail == NULL || tail == arg || *tail != '\0')
+ argp_error (state, "WIDTH is not a number: %s", arg);
+ if (errno)
+ argp_error (state, "Overflow in argument WIDTH %s", arg);
+ break;
+
+ case 'h':
+ errno = 0;
+ cons->height = strtoul (arg, &tail, 0);
+ if (tail == NULL || tail == arg || *tail != '\0')
+ argp_error (state, "HEIGHT is not a number: %s", arg);
+ if (errno)
+ argp_error (state, "Overflow in argument HEIGHT %s", arg);
+ break;
case 'e':
/* XXX Check validity of encoding. Can we perform all necessary
@@ -1513,29 +1560,54 @@ netfs_append_args (char **argz, size_t *argz_len)
if (cons->encoding && strcmp (cons->encoding, DEFAULT_ENCODING))
{
char *buf;
- asprintf (&buf, "--encoding=%s", cons->encoding);
- if (buf)
- err = argz_add (argz, argz_len, buf);
+ if (asprintf (&buf, "--encoding=%s", cons->encoding) < 0)
+ err = ENOMEM;
else
- err = errno;
+ err = argz_add (argz, argz_len, buf);
+
}
if (!err && cons->attribute.fgcol != DEFAULT_FOREGROUND)
{
char *buf;
- asprintf (&buf, "--foreground=%s", color_names[cons->attribute.fgcol]);
- if (buf)
- err = argz_add (argz, argz_len, buf);
+ if (asprintf (&buf, "--foreground=%s",
+ color_names[cons->attribute.fgcol]) < 0)
+ err = ENOMEM;
else
- err = errno;
+ err = argz_add (argz, argz_len, buf);
+
}
if (!err && cons->attribute.bgcol != DEFAULT_BACKGROUND)
{
char *buf;
- asprintf (&buf, "--background=%s", color_names[cons->attribute.bgcol]);
- if (buf)
+ if (asprintf (&buf, "--background=%s",
+ color_names[cons->attribute.bgcol]) < 0)
+ err = ENOMEM;
+ else
err = argz_add (argz, argz_len, buf);
+ }
+ if (!err && cons->lines != DEFAULT_LINES)
+ {
+ char *buf;
+ if (asprintf (&buf, "--lines=%d", cons->lines) < 0)
+ err = ENOMEM;
else
- err = errno;
+ err = argz_add (argz, argz_len, buf);
+ }
+ if (!err && cons->width != DEFAULT_WIDTH)
+ {
+ char *buf;
+ if (asprintf (&buf, "--width=%d", cons->lines) < 0)
+ err = ENOMEM;
+ else
+ err = argz_add (argz, argz_len, buf);
+ }
+ if (!err && cons->height != DEFAULT_HEIGHT)
+ {
+ char *buf;
+ if (asprintf (&buf, "--height=%d", cons->height) < 0)
+ err = ENOMEM;
+ else
+ err = argz_add (argz, argz_len, buf);
}
if (!err && cons->attribute.intensity != DEFAULT_INTENSITY)
{
@@ -1588,6 +1660,7 @@ netfs_append_args (char **argz, size_t *argz_len)
}
if (!err && attrp != attr)
err = argz_add (argz, argz_len, attr_str);
+
return err;
}
@@ -1930,6 +2003,9 @@ main (int argc, char **argv)
error (1, ENOMEM, "Cannot create console structure");
mutex_init (&cons->lock);
cons->encoding = NULL;
+ cons->width = DEFAULT_WIDTH;
+ cons->height = DEFAULT_HEIGHT;
+ cons->lines = DEFAULT_LINES;
cons->attribute.intensity = DEFAULT_INTENSITY;
cons->attribute.underlined = DEFAULT_UNDERLINED;
cons->attribute.blinking = DEFAULT_BLINKING;