source: branches/joshe/gtk/util.h @ 77

Last change on this file since 77 was 77, checked in by joshe, 16 years ago

Add internationalization support.

File size: 3.2 KB
RevLine 
[5]1/*
2  Copyright (c) 2005 Joshua Elsasser. All rights reserved.
3   
4  Redistribution and use in source and binary forms, with or without
5  modification, are permitted provided that the following conditions
6  are met:
7   
8   1. Redistributions of source code must retain the above copyright
9      notice, this list of conditions and the following disclaimer.
10   2. Redistributions in binary form must reproduce the above copyright
11      notice, this list of conditions and the following disclaimer in the
12      documentation and/or other materials provided with the distribution.
13   
14  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS "AS IS" AND
15  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
18  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24  POSSIBILITY OF SUCH DAMAGE.
25*/
26
27#ifndef TG_UTIL_H
28#define TG_UTIL_H
29
[7]30#include <sys/types.h>
[5]31#include <stdarg.h>
32
33/* macro to shut up "unused parameter" warnings */
34#ifdef __GNUC__
35#define SHUTUP                  __attribute__((unused))
36#else
37#define SHUTUP
38#endif
39
[7]40/* return number of items in array */
41#define ALEN(a)                 (sizeof(a) / sizeof((a)[0]))
42
[24]43/* used for a callback function with a data parameter */
44typedef void (*callbackfunc_t)(void*);
45
46/* try to interpret a string as a textual representation of a boolean */
[77]47/* note that this isn't localized */
[5]48gboolean
49strbool(const char *str);
50
[24]51/* return a human-readable string for the size given in bytes with the
52   requested number of decimal places.  the string must be g_free()d */
[11]53char *
54readablesize(guint64 size, int decimals);
55
[24]56/* create a directory and any missing parent directories */
[7]57gboolean
58mkdir_p(const char *name, mode_t mode);
59
[24]60/* set up a handler for various fatal signals */
61void
62setuphandlers(callbackfunc_t func, void *data);
[5]63
[24]64/* clear the handlers for fatal signals */
65void
66clearhandlers(void);
67
68/* blocks and unblocks delivery of fatal signals. calls to these
69   functions can be nested as long as unblocksigs() is called exactly
70   as many times as blocksigs().  only the first blocksigs() will
71   block signals and only the last unblocksigs() will unblock them. */
72void
73blocksigs(void);
74void
75unblocksigs(void);
76
[5]77/* if wind is NULL then you must call gtk_widget_show on the returned widget */
78
79GtkWidget *
[7]80errmsg(GtkWindow *wind, const char *format, ...)
[5]81#ifdef __GNUC__
82  __attribute__ ((format (printf, 2, 3)))
83#endif
84  ;
85
86GtkWidget *
[24]87errmsg_full(GtkWindow *wind, callbackfunc_t func, void *data,
[5]88            const char *format, ...)
89#ifdef __GNUC__
90  __attribute__ ((format (printf, 4, 5)))
91#endif
92  ;
93
94GtkWidget *
[24]95verrmsg(GtkWindow *wind, callbackfunc_t func, void *data,
[5]96        const char *format, va_list ap);
97
98#endif /* TG_UTIL_H */
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