kc3-lang/gnulib/lib/basename-lgpl.c

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• Hash : 7b089321
  Author :
  Date : 2025-01-01T09:24:36
  

  maint: run 'make update-copyright'
  

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• lib/basename-lgpl.c

• /* basename.c -- return the last element in a file name
  
     Copyright (C) 1990, 1998-2001, 2003-2006, 2009-2025 Free Software
     Foundation, Inc.
  
     This file is free software: you can redistribute it and/or modify
     it under the terms of the GNU Lesser General Public License as
     published by the Free Software Foundation; either version 2.1 of the
     License, or (at your option) any later version.
  
     This file 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 Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include "basename-lgpl.h"
  
  #include <string.h>
  
  #include "filename.h"
  
  char *
  last_component (char const *name)
  {
    char const *base = name + FILE_SYSTEM_PREFIX_LEN (name);
    char const *p;
    bool last_was_slash = false;
  
    while (ISSLASH (*base))
      base++;
  
    for (p = base; *p; p++)
      {
        if (ISSLASH (*p))
          last_was_slash = true;
        else if (last_was_slash)
          {
            base = p;
            last_was_slash = false;
          }
      }
  
    return (char *) base;
  }
  
  size_t
  base_len (char const *name)
  {
    size_t len;
    size_t prefix_len = FILE_SYSTEM_PREFIX_LEN (name);
  
    for (len = strlen (name);  1 < len && ISSLASH (name[len - 1]);  len--)
      continue;
  
    if (DOUBLE_SLASH_IS_DISTINCT_ROOT && len == 1
        && ISSLASH (name[0]) && ISSLASH (name[1]) && ! name[2])
      return 2;
  
    if (FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE && prefix_len
        && len == prefix_len && ISSLASH (name[prefix_len]))
      return prefix_len + 1;
  
    return len;
  }
  

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