+++ /dev/null
-/* xscreensaver, Copyright (c) 1992 Jamie Zawinski <jwz@netscape.com>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation. No representations are made about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- */
-
-#if __STDC__
-#include <stdlib.h>
-#include <string.h>
-#endif
-
-#include <stdio.h>
-#include <X11/Xlib.h>
-#include <X11/Xresource.h>
-
-/* Resource functions. Assumes: */
-
-extern char *progname;
-extern char *progclass;
-extern XrmDatabase db;
-
-#if __STDC__
-char *get_string_resource (char *res_name, char *res_class);
-int parse_time (char *string, Bool seconds_default_p, Bool silent_p);
-static unsigned int get_time_resource (char *res_name, char *res_class,
- Bool sec_p);
-#endif
-
-#ifndef isupper
-# define isupper(c) ((c) >= 'A' && (c) <= 'Z')
-#endif
-#ifndef _tolower
-# define _tolower(c) ((c) - 'A' + 'a')
-#endif
-
-char *
-get_string_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- XrmValue value;
- char *type;
- char full_name [1024], full_class [1024];
- strcpy (full_name, progname);
- strcat (full_name, ".");
- strcat (full_name, res_name);
- strcpy (full_class, progclass);
- strcat (full_class, ".");
- strcat (full_class, res_class);
- if (XrmGetResource (db, full_name, full_class, &type, &value))
- {
- char *str = (char *) malloc (value.size + 1);
- strncpy (str, (char *) value.addr, value.size);
- str [value.size] = 0;
- return str;
- }
- return 0;
-}
-
-Bool
-get_boolean_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- char *tmp, buf [100];
- char *s = get_string_resource (res_name, res_class);
- char *os = s;
- if (! s) return 0;
- for (tmp = buf; *s; s++)
- *tmp++ = isupper (*s) ? _tolower (*s) : *s;
- *tmp = 0;
- free (os);
-
- if (!strcmp (buf, "on") || !strcmp (buf, "true") || !strcmp (buf, "yes"))
- return 1;
- if (!strcmp (buf,"off") || !strcmp (buf, "false") || !strcmp (buf,"no"))
- return 0;
- fprintf (stderr, "%s: %s must be boolean, not %s.\n",
- progname, res_class, buf);
- return 0;
-}
-
-int
-get_integer_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- int val;
- char c, *s = get_string_resource (res_name, res_class);
- if (!s) return 0;
- if (1 == sscanf (s, " %d %c", &val, &c))
- {
- free (s);
- return val;
- }
- fprintf (stderr, "%s: %s must be an integer, not %s.\n",
- progname, res_name, s);
- free (s);
- return 0;
-}
-
-double
-get_float_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- double val;
- char c, *s = get_string_resource (res_name, res_class);
- if (! s) return 0.0;
- if (1 == sscanf (s, " %lf %c", &val, &c))
- {
- free (s);
- return val;
- }
- fprintf (stderr, "%s: %s must be a float, not %s.\n",
- progname, res_name, s);
- free (s);
- return 0.0;
-}
-
-
-unsigned int
-get_pixel_resource (res_name, res_class, dpy, cmap)
- char *res_name, *res_class;
- Display *dpy;
- Colormap cmap;
-{
- XColor color;
- char *s = get_string_resource (res_name, res_class);
- if (!s) goto DEFAULT;
-
- if (! XParseColor (dpy, cmap, s, &color))
- {
- fprintf (stderr, "%s: can't parse color %s\n", progname, s);
- goto DEFAULT;
- }
- if (! XAllocColor (dpy, cmap, &color))
- {
- fprintf (stderr, "%s: couldn't allocate color %s\n", progname, s);
- goto DEFAULT;
- }
- free (s);
- return color.pixel;
- DEFAULT:
- if (s) free (s);
- return (strcmp (res_class, "Background")
- ? WhitePixel (dpy, DefaultScreen (dpy))
- : BlackPixel (dpy, DefaultScreen (dpy)));
-}
-
-
-int
-parse_time (string, seconds_default_p, silent_p)
- char *string;
- Bool seconds_default_p, silent_p;
-{
- unsigned int h, m, s;
- char c;
- if (3 == sscanf (string, " %u : %2u : %2u %c", &h, &m, &s, &c))
- ;
- else if (2 == sscanf (string, " : %2u : %2u %c", &m, &s, &c) ||
- 2 == sscanf (string, " %u : %2u %c", &m, &s, &c))
- h = 0;
- else if (1 == sscanf (string, " : %2u %c", &s, &c))
- h = m = 0;
- else if (1 == sscanf (string, " %u %c",
- (seconds_default_p ? &s : &m), &c))
- {
- h = 0;
- if (seconds_default_p) m = 0;
- else s = 0;
- }
- else
- {
- if (! silent_p)
- fprintf (stderr, "%s: invalid time interval specification \"%s\".\n",
- progname, string);
- return -1;
- }
- if (s >= 60 && (h != 0 || m != 0))
- {
- if (! silent_p)
- fprintf (stderr, "%s: seconds > 59 in \"%s\".\n", progname, string);
- return -1;
- }
- if (m >= 60 && h > 0)
- {
- if (! silent_p)
- fprintf (stderr, "%s: minutes > 59 in \"%s\".\n", progname, string);
- return -1;
- }
- return ((h * 60 * 60) + (m * 60) + s);
-}
-
-static unsigned int
-get_time_resource (res_name, res_class, sec_p)
- char *res_name, *res_class;
- Bool sec_p;
-{
- int val;
- char *s = get_string_resource (res_name, res_class);
- if (!s) return 0;
- val = parse_time (s, sec_p, False);
- free (s);
- return (val < 0 ? 0 : val);
-}
-
-unsigned int
-get_seconds_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- return get_time_resource (res_name, res_class, True);
-}
-
-unsigned int
-get_minutes_resource (res_name, res_class)
- char *res_name, *res_class;
-{
- return get_time_resource (res_name, res_class, False);
-}
projects / xscreensaver / blobdiff