43 lines
1.8 KiB
C
43 lines
1.8 KiB
C
/* getndelim2 - Read a line from a stream, stopping at one of 2 delimiters,
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with bounded memory allocation.
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Copyright (C) 2003-2004, 2006, 2009-2022 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file 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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef GETNDELIM2_H
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#define GETNDELIM2_H 1
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#include <stdio.h>
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#include <sys/types.h>
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#define GETNLINE_NO_LIMIT ((size_t) -1)
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/* Read into a buffer *LINEPTR returned from malloc (or NULL),
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pointing to *LINESIZE bytes of space. Store the input bytes
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starting at *LINEPTR + OFFSET, and null-terminate them. Reallocate
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the buffer as necessary, but if NMAX is not GETNLINE_NO_LIMIT
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then do not allocate more than NMAX bytes; if the line is longer
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than that, read and discard the extra bytes. Stop reading after
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the first occurrence of DELIM1 or DELIM2, whichever comes first;
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a delimiter equal to EOF stands for no delimiter. Read the
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input bytes from STREAM.
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Return the number of bytes read and stored at *LINEPTR + OFFSET (not
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including the NUL terminator), or -1 on error or EOF. */
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extern ssize_t getndelim2 (char **lineptr, size_t *linesize, size_t offset,
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size_t nmax, int delim1, int delim2,
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FILE *stream);
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#endif /* GETNDELIM2_H */
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