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platform/string.c
66 строк
2 KB
Antonio Vázquez Blanco
platform/string: Use meson to detect string functions availability
22 май 2026, 04:31
22 май 2026, 04:31
9299cbd
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/* * This file is part of the flashrom project. * * SPDX-License-Identifier: GPL-2.0-or-later * SPDX-FileCopyrightText: 2000 Silicon Integrated System Corporation * SPDX-FileCopyrightText: 2000 Ronald G. Minnich <rminnich@gmail.com> * SPDX-FileCopyrightText: 2000-2002 Alan Cox <alan@redhat.com> * SPDX-FileCopyrightText: 2002-2010 Jean Delvare <khali@linux-fr.org> * SPDX-FileCopyrightText: 2005-2009 coresystems GmbH * SPDX-FileCopyrightText: 2006-2009 Carl-Daniel Hailfinger * SPDX-FileCopyrightText: 2009,2010 Michael Karcher * SPDX-FileCopyrightText: 2011-2013 Stefan Tauner * SPDX-FileCopyrightText: 2026 Antonio Vázquez Blanco * * Platform independent interface to handle strings handling. */ #include "platform/string.h" #include <stdlib.h> #if !defined(HAVE_STRNDUP) char *strndup(const char *src, size_t maxlen) { char *retbuf; size_t len; for (len = 0; len < maxlen; len++) if (src[len] == '\0') break; if ((retbuf = malloc(1 + len)) != NULL) { memcpy(retbuf, src, len); retbuf[len] = '\0'; } return retbuf; } #endif #if !defined(HAVE_STRNLEN) size_t strnlen(const char *str, size_t n) { size_t i; for (i = 0; i < n && str[i] != '\0'; i++) ; return i; } #endif #if !defined(HAVE_STRTOK_R) char* strtok_r(char *str, const char *delim, char **nextp) { if (str == NULL) str = *nextp; str += strspn(str, delim); /* Skip leading delimiters */ if (*str == '\0') return NULL; char *ret = str; str += strcspn(str, delim); /* Find end of token */ if (*str != '\0') *str++ = '\0'; *nextp = str; return ret; } #endif