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62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/* Libiberty basename. Like basename, but is not overridden by the
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system C library.
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Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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This file is part of the libiberty library.
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Libiberty is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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Libiberty is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with libiberty; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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@deftypefn Replacement {const char*} lbasename (const char *@var{name})
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Given a pointer to a string containing a typical pathname
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(@samp{/usr/src/cmd/ls/ls.c} for example), returns a pointer to the
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last component of the pathname (@samp{ls.c} in this case). The
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returned pointer is guaranteed to lie within the original
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string. This latter fact is not true of many vendor C
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libraries, which return special strings or modify the passed
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strings for particular input.
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In particular, the empty string returns the same empty string,
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and a path ending in @code{/} returns the empty string after it.
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@end deftypefn
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*/
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#include "ansidecl.h"
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#include "libiberty.h"
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#include "safe-ctype.h"
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#include "filenames.h"
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const char *
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lbasename (const char *name)
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{
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const char *base;
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#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
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/* Skip over a possible disk name. */
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if (ISALPHA (name[0]) && name[1] == ':')
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name += 2;
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#endif
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for (base = name; *name; name++)
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if (IS_DIR_SEPARATOR (*name))
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base = name + 1;
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return base;
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}
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