From f35ebe9caf290b8266faae05f7ab8491ad301d7a Mon Sep 17 00:00:00 2001 From: Matthieu Herrb Date: Sun, 26 Nov 2006 10:57:01 +0000 Subject: Importing from XF4, plus BSD make infrastructure --- app/ssh-askpass/resources.c | 180 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 180 insertions(+) create mode 100644 app/ssh-askpass/resources.c (limited to 'app/ssh-askpass/resources.c') diff --git a/app/ssh-askpass/resources.c b/app/ssh-askpass/resources.c new file mode 100644 index 000000000..6553267ac --- /dev/null +++ b/app/ssh-askpass/resources.c @@ -0,0 +1,180 @@ +/* xscreensaver, Copyright (c) 1992, 1997, 1998 + * Jamie Zawinski + * + * 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. + */ + +/* 1999-Nov-21 Modified by Jim Knoble . + * Modifications: + * + * - Made get_boolean_resource() accept a third parameter, default_value, + * which determines the result of get_boolean_resource if either (a) + * no such resource exists, or (b) the resource value does not conform + * to the syntax of a boolean resource. + * + * - Same for get_integer_resource(), get_pixel_resource(). + * + * - 1999-Dec-24 Moved header includes from utils.h to here. + * Trimmed unused functions. + */ + +#include +#include +#include +#include +#include +#include +#include +#include "resources.h" + + +/* Resource functions. Assumes: */ + +extern char *progname; +extern char *progclass; +extern XrmDatabase db; + +#ifndef isupper +# define isupper(c) ((c) >= 'A' && (c) <= 'Z') +#endif +#ifndef _tolower +# define _tolower(c) ((c) - 'A' + 'a') +#endif + +char * +get_string_resource (char *res_name, char *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 (char *res_name, char *res_class, Bool default_value) +{ + char *tmp, buf [100]; + char *s = get_string_resource (res_name, res_class); + char *os = s; + if (! s) return default_value; + for (tmp = buf; *s; s++) + *tmp++ = isupper (*s) ? _tolower (*s) : *s; + *tmp = 0; + free (os); + + while (*buf && + (buf[strlen(buf)-1] == ' ' || + buf[strlen(buf)-1] == '\t')) + buf[strlen(buf)-1] = 0; + + 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_name, buf); + return default_value; +} + +int +get_integer_resource (char *res_name, char *res_class, int default_value) +{ + int val; + char c, *s = get_string_resource (res_name, res_class); + char *ss = s; + if (!s) return default_value; + + while (*ss && *ss <= ' ') ss++; /* skip whitespace */ + + if (ss[0] == '0' && (ss[1] == 'x' || ss[1] == 'X')) /* 0x: parse as hex */ + { + if (1 == sscanf (ss+2, "%x %c", &val, &c)) + { + free (s); + return val; + } + } + else /* else parse as dec */ + { + if (1 == sscanf (ss, "%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 default_value; +} + +double +get_float_resource (char *res_name, char *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 (char *res_name, char *res_class, + Display *dpy, Colormap cmap, unsigned int default_value) +{ + XColor color; + char *s = get_string_resource (res_name, res_class); + char *s2; + if (!s) goto DEFAULT; + + for (s2 = s + strlen(s) - 1; s2 > s; s2--) + if (*s2 == ' ' || *s2 == '\t') + *s2 = 0; + else + break; + + 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 default_value; +} + -- cgit v1.2.3