mirror of
git://projects.qi-hardware.com/fped.git
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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
/*
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* util.h - Common utility functions
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*
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* Written 2006, 2009, 2010 by Werner Almesberger
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* Copyright 2006, 2009, 2010 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef UTIL_H
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#define UTIL_H
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#define alloc_size(s) \
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({ void *alloc_size_tmp = malloc(s); \
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if (!alloc_size_tmp) \
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abort(); \
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alloc_size_tmp; })
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#define alloc_type(t) ((t *) alloc_size(sizeof(t)))
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#define zalloc_size(s) \
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({ void *zalloc_size_tmp = alloc_size(s); \
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memset(zalloc_size_tmp, 0, (s)); \
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zalloc_size_tmp; })
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#define zalloc_type(t) \
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({ t *zalloc_type_tmp = alloc_type(t); \
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memset(zalloc_type_tmp, 0, sizeof(t)); \
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zalloc_type_tmp; })
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#define stralloc(s) \
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({ char *stralloc_tmp = strdup(s); \
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if (!stralloc_tmp) \
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abort(); \
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stralloc_tmp; })
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#define strnalloc(s, n) \
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({ char *strnalloc_tmp = alloc_size((n)+1); \
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if (!strnalloc_tmp) \
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abort(); \
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strncpy(strnalloc_tmp, (s), (n)); \
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strnalloc_tmp[n] = 0; \
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strnalloc_tmp; })
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#define SWAP(a, b) \
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({ typeof(a) SWAP_tmp = (a); \
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(a) = (b); \
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(b) = SWAP_tmp; })
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char *stralloc_vprintf(const char *fmt, va_list ap);
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char *stralloc_printf(const char *fmt, ...)
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__attribute__((format(printf, 1, 2)));
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int is_id_char(char c, int first);
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int is_id(const char *s);
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const char *unique(const char *s);
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void unique_cleanup(void);
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#endif /* !UTIL_H */
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