105 lines
3.4 KiB
C
105 lines
3.4 KiB
C
/*
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* Copyright (C) 2000-2006 Carsten Haitzler, Geoff Harrison and various contributors
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* Copyright (C) 2004-2006 Kim Woelders
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _UTIL_H_
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#define _UTIL_H_
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#include "config.h"
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#if HAVE___ATTRIBUTE__
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#define __UNUSED__ __attribute__((unused))
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#define __PRINTF__ __attribute__((__format__(__printf__, 1, 2)))
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#else
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#define __UNUSED__
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#define __PRINTF__
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#endif
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#if HAVE_STRDUP
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#define USE_LIBC_STRDUP 1 /* Use libc strdup if present */
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#endif
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#if HAVE_STRNDUP
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#define USE_LIBC_STRNDUP 1 /* Use libc strndup if present */
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#endif
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#if HAVE_SETENV
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#define USE_LIBC_SETENV 1 /* Use libc setenv if present */
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#endif
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/* memory.c */
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#define Ecalloc calloc
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#define Emalloc malloc
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#define Efree free
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#define Erealloc realloc
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#define _EFREE(p) do { if (p) { Efree(p); p = NULL; } } while (0)
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#define _EFDUP(p, s) do { if (p) Efree(p); p = Estrdup(s); } while (0)
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char *Estrtrim(char *s);
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#if USE_LIBC_STRDUP
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#define Estrdup(s) ((s) ? strdup(s) : NULL)
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#else
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char *Estrdup(const char *s);
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#endif
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#if USE_LIBC_STRNDUP
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#define Estrndup(s,n) ((s) ? strndup(s,n) : NULL)
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#else
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char *Estrndup(const char *s, int n);
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#endif
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char *Estrdupcat2(char *ss, const char *s1, const char *s2);
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#if USE_LIBC_SETENV
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#define Esetenv setenv
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#else
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int Esetenv(const char *name, const char *value, int overwrite);
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#endif
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char **StrlistDup(char **lst, int num);
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void StrlistFree(char **lst, int num);
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char *StrlistJoin(char **lst, int num);
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char *StrlistEncodeEscaped(char *buf, int len, char **lst,
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int num);
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char **StrlistDecodeEscaped(const char *str, int *pnum);
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char **StrlistFromString(const char *str, int delim, int *num);
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/* misc.c */
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void __PRINTF__ Eprintf(const char *fmt, ...);
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#ifdef HAVE_SNPRINTF
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#define Evsnprintf vsnprintf
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#define Esnprintf snprintf
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#else /* HAVE_SNPRINTF */
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int Evsnprintf(char *str, size_t count, const char *fmt,
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va_list args);
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#ifdef HAVE_STDARG_H
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int Esnprintf(char *str, size_t count, const char *fmt, ...);
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#else
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int Esnprintf(va_alist);
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#endif
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#endif /* HAVE_SNPRINTF */
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#endif /* _UTIL_H_ */
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