kc3-lang/gnulib/lib/check-version.c

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• Hash : a42e0dae
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  Date : 2006-10-29T21:52:55
  

  * lib/arcfour.c: Assume config.h.
  * lib/arctwo.c: Likewise.
  * lib/base64.c: Likewise.
  * lib/check-version.c: Likewise.
  * lib/crc.c: Likewise.
  * lib/des.c: Likewise.
  * lib/gc-gnulib.c: Likewise.
  * lib/gc-libgcrypt.c: Likewise.
  * lib/gc-pbkdf2-sha1.c: Likewise.
  * lib/getaddrinfo.c: Likewise.
  * lib/getdelim.c: Likewise.
  * lib/getline.c: Likewise.
  * lib/hmac-md5.c: Likewise.
  * lib/hmac-sha1.c: Likewise.
  * lib/iconvme.c: Likewise.
  * lib/md2.c: Likewise.
  * lib/md4.c: Likewise.
  * lib/memxor.c: Likewise.
  * lib/read-file.c: Likewise.
  * lib/readline.c: Likewise.
  * lib/rijndael-alg-fst.c: Likewise.
  * lib/rijndael-api-fst.c: Likewise.
  * lib/xgetdomainname.c: Likewise.
  

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• lib/check-version.c

• /* check-version.h --- Check version string compatibility.
     Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free
     Software Foundation, Inc.
  
     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, or (at your option)
     any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software Foundation,
     Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  
  /* Written by Simon Josefsson.  This interface is influenced by
     gcry_check_version from Werner Koch's Libgcrypt.  Paul Eggert
     suggested the use of strverscmp to simplify implementation. */
  
  #include <config.h>
  
  #include <stddef.h>
  #include <strverscmp.h>
  
  /* Get specification. */
  #include "check-version.h"
  
  /* Check that the version of the library (i.e., the CPP symbol VERSION)
   * is at minimum the requested one in REQ_VERSION (typically found in
   * a header file) and return the version string.  Return NULL if the
   * condition is not satisfied.  If a NULL is passed to this function,
   * no check is done, but the version string is simply returned.
   */
  const char *
  check_version (const char *req_version)
  {
    if (!req_version || strverscmp (req_version, VERSION) <= 0)
      return VERSION;
  
    return NULL;
  }
  

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