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93 lines
2.5 KiB
C
93 lines
2.5 KiB
C
/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#include "mysys_priv.h"
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#include <m_string.h>
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/*
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Return a pointer to the extension of the filename.
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SYNOPSIS
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fn_ext()
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name Name of file
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DESCRIPTION
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The extension is defined as everything after the first extension character
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(normally '.') after the directory name.
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RETURN VALUES
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Pointer to the extension character. If there isn't any extension,
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points at the end ASCII(0) of the filename.
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*/
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char *fn_ext(const char *name)
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{
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register const char *pos, *gpos;
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DBUG_ENTER("fn_ext");
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DBUG_PRINT("mfunkt",("name: '%s'",name));
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#if defined(FN_DEVCHAR) || defined(BASKSLASH_MBTAIL)
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{
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char buff[FN_REFLEN];
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size_t res_length;
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gpos= name+ dirname_part(buff,(char*) name, &res_length);
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}
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#else
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if (!(gpos= strrchr(name, FN_LIBCHAR)))
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gpos= name;
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#endif
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pos= strchr(gpos, FN_EXTCHAR);
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DBUG_RETURN((char*) (pos ? pos : strend(gpos)));
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} /* fn_ext */
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/*
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Return a pointer to the extension of the filename.
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SYNOPSIS
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fn_ext2()
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name Name of file
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DESCRIPTION
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The extension is defined as everything after the last extension character
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(normally '.') after the directory name.
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RETURN VALUES
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Pointer to the extension character. If there isn't any extension,
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points at the end ASCII(0) of the filename.
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*/
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char *fn_ext2(const char *name)
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{
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register const char *pos, *gpos;
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DBUG_ENTER("fn_ext");
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DBUG_PRINT("mfunkt",("name: '%s'",name));
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#if defined(FN_DEVCHAR) || defined(BASKSLASH_MBTAIL)
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{
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char buff[FN_REFLEN];
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size_t res_length;
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gpos= name+ dirname_part(buff,(char*) name, &res_length);
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}
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#else
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if (!(gpos= strrchr(name, FN_LIBCHAR)))
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gpos= name;
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#endif
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// locate the last occurrence of FN_EXTCHAR
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pos= strrchr(gpos, FN_EXTCHAR);
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DBUG_RETURN((char*) (pos ? pos : strend(gpos)));
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} /* fn_ext2 */
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