mirror of
git://projects.qi-hardware.com/fped.git
synced 2024-11-17 22:59:42 +02:00
b2b3a46119
- gui_frame_drag.c (FOR_UNORDERED, drag_var_motion, drag_value_motion, drag_frame_motion): moved hard to read loop into helper macro - capitalized SWAP, to make it clear it's a macro and can multiply side-effects - TODO: updated discussion of open issues git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5971 99fdad57-331a-0410-800a-d7fa5415bdb3
71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
/*
|
|
* util.h - Common utility functions
|
|
*
|
|
* Written 2006, 2009, 2010 by Werner Almesberger
|
|
* Copyright 2006, 2009, 2010 Werner Almesberger
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
|
|
#ifndef UTIL_H
|
|
#define UTIL_H
|
|
|
|
#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
|
|
#define alloc_size(s) \
|
|
({ void *alloc_size_tmp = malloc(s); \
|
|
if (!alloc_size_tmp) \
|
|
abort(); \
|
|
alloc_size_tmp; })
|
|
|
|
#define alloc_type(t) ((t *) alloc_size(sizeof(t)))
|
|
|
|
#define zalloc_size(s) \
|
|
({ void *zalloc_size_tmp = alloc_size(s); \
|
|
memset(zalloc_size_tmp, 0, (s)); \
|
|
zalloc_size_tmp; })
|
|
|
|
#define zalloc_type(t) \
|
|
({ t *zalloc_type_tmp = alloc_type(t); \
|
|
memset(zalloc_type_tmp, 0, sizeof(t)); \
|
|
zalloc_type_tmp; })
|
|
|
|
#define stralloc(s) \
|
|
({ char *stralloc_tmp = strdup(s); \
|
|
if (!stralloc_tmp) \
|
|
abort(); \
|
|
stralloc_tmp; })
|
|
|
|
#define strnalloc(s, n) \
|
|
({ char *strnalloc_tmp = alloc_size((n)+1); \
|
|
if (!strnalloc_tmp) \
|
|
abort(); \
|
|
strncpy(strnalloc_tmp, (s), (n)); \
|
|
strnalloc_tmp[n] = 0; \
|
|
strnalloc_tmp; })
|
|
|
|
#define SWAP(a, b) \
|
|
({ typeof(a) SWAP_tmp = (a); \
|
|
(a) = (b); \
|
|
(b) = SWAP_tmp; })
|
|
|
|
|
|
char *stralloc_vprintf(const char *fmt, va_list ap);
|
|
char *stralloc_printf(const char *fmt, ...)
|
|
__attribute__((format(printf, 1, 2)));
|
|
|
|
int is_id_char(char c, int first);
|
|
int is_id(const char *s);
|
|
|
|
const char *unique(const char *s);
|
|
void unique_cleanup(void);
|
|
|
|
#endif /* !UTIL_H */
|