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37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
--- ./gl/lib/safe-read.h.orig 2009-11-15 15:34:13.000000000 -0500
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+++ ./gl/lib/safe-read.h 2009-11-15 15:36:38.000000000 -0500
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@@ -0,0 +1,34 @@
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+/* An interface to read() that retries after interrupts.
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+ Copyright (C) 2002, 2006 Free Software Foundation, Inc.
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+
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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; either version 3 of the License, or
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+ (at your option) any later version.
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+
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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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+
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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, see <http://www.gnu.org/licenses/>. */
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+
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+#include <stddef.h>
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+
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+#ifdef __cplusplus
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+extern "C" {
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+#endif
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+
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+
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+#define SAFE_READ_ERROR ((size_t) -1)
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+
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+/* Read up to COUNT bytes at BUF from descriptor FD, retrying if interrupted.
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+ Return the actual number of bytes read, zero for EOF, or SAFE_READ_ERROR
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+ upon error. */
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+extern size_t safe_read (int fd, void *buf, size_t count);
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+
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+
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+#ifdef __cplusplus
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+}
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+#endif
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