Imported Upstream version 8.17upstream/8.17

1 files changed, 42 insertions, 0 deletions

diff --git a/lib/getndelim2.h b/lib/getndelim2.h
new file mode 100644
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--- /dev/null
+++ b/lib/getndelim2.h
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+/* getndelim2 - Read a line from a stream, stopping at one of 2 delimiters,
+   with bounded memory allocation.
+
+   Copyright (C) 2003-2004, 2006, 2009-2012 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef GETNDELIM2_H
+#define GETNDELIM2_H 1
+
+#include <stdio.h>
+#include <sys/types.h>
+
+#define GETNLINE_NO_LIMIT ((size_t) -1)
+
+/* Read into a buffer *LINEPTR returned from malloc (or NULL),
+   pointing to *LINESIZE bytes of space.  Store the input bytes
+   starting at *LINEPTR + OFFSET, and null-terminate them.  Reallocate
+   the buffer as necessary, but if NMAX is not GETNLINE_NO_LIMIT
+   then do not allocate more than NMAX bytes; if the line is longer
+   than that, read and discard the extra bytes.  Stop reading after
+   the first occurrence of DELIM1 or DELIM2, whichever comes first;
+   a delimiter equal to EOF stands for no delimiter.  Read the
+   input bytes from STREAM.
+   Return the number of bytes read and stored at *LINEPTR + OFFSET (not
+   including the NUL terminator), or -1 on error or EOF.  */
+extern ssize_t getndelim2 (char **lineptr, size_t *linesize, size_t offset,
+                           size_t nmax, int delim1, int delim2,
+                           FILE *stream);
+
+#endif /* GETNDELIM2_H */