132 lines
3.0 KiB
C
132 lines
3.0 KiB
C
/**************************************************************************
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*
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* Copyright 2008 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/**
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* @file
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* Platform independent functions for string manipulation.
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*
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* @author Jose Fonseca <jfonseca@vmware.com>
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*/
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#ifndef U_STRING_H_
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#define U_STRING_H_
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#if !defined(XF86_LIBC_H)
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#include <stdio.h>
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#endif
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdarg.h>
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#include <string.h>
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#include <limits.h>
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#include "util/macros.h" // PRINTFLIKE
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !defined(_GNU_SOURCE) || defined(__APPLE__)
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#define strchrnul util_strchrnul
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static inline char *
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util_strchrnul(const char *s, char c)
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{
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for (; *s && *s != c; ++s);
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return (char *)s;
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}
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#endif
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#ifdef _WIN32
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#define sprintf util_sprintf
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static inline void
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PRINTFLIKE(2, 3)
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util_sprintf(char *str, const char *format, ...)
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{
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va_list ap;
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va_start(ap, format);
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vsnprintf(str, INT_MAX, format, ap);
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va_end(ap);
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}
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#define vasprintf util_vasprintf
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static inline int
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util_vasprintf(char **ret, const char *format, va_list ap)
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{
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va_list ap_copy;
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/* Compute length of output string first */
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va_copy(ap_copy, ap);
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int r = vsnprintf(NULL, 0, format, ap_copy);
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va_end(ap_copy);
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if (r < 0)
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return -1;
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*ret = (char *) malloc(r + 1);
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if (!*ret)
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return -1;
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/* Print to buffer */
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return vsnprintf(*ret, r + 1, format, ap);
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}
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#define asprintf util_asprintf
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static inline int
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util_asprintf(char **str, const char *fmt, ...)
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{
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int ret;
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va_list args;
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va_start(args, fmt);
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ret = vasprintf(str, fmt, args);
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va_end(args);
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return ret;
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}
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#ifndef strcasecmp
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#define strcasecmp stricmp
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#endif
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#define strdup _strdup
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#if defined(_WIN32) && !defined(HAVE_STRTOK_R)
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#define strtok_r strtok_s
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#endif
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* U_STRING_H_ */
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