diff options
Diffstat (limited to 'package/heirloom-cpio/src/oblok.h')
-rw-r--r-- | package/heirloom-cpio/src/oblok.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/package/heirloom-cpio/src/oblok.h b/package/heirloom-cpio/src/oblok.h deleted file mode 100644 index 1ee91b1c5..000000000 --- a/package/heirloom-cpio/src/oblok.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2003 Gunnar Ritter - * - * This software is provided 'as-is', without any express or implied - * warranty. In no event will the authors be held liable for any damages - * arising from the use of this software. - * - * Permission is granted to anyone to use this software for any purpose, - * including commercial applications, and to alter it and redistribute - * it freely, subject to the following restrictions: - * - * 1. The origin of this software must not be misrepresented; you must not - * claim that you wrote the original software. If you use this software - * in a product, an acknowledgment in the product documentation would be - * appreciated but is not required. - * - * 2. Altered source versions must be plainly marked as such, and must not be - * misrepresented as being the original software. - * - * 3. This notice may not be removed or altered from any source distribution. - */ -/* Sccsid @(#)oblok.h 1.3 (gritter) 4/17/03 */ - -#include <sys/types.h> - -#ifndef OBLOK -enum { - OBLOK = 4096 -}; -#endif /* !OBLOK */ - -enum ob_mode { - OB_EBF = 0, /* error or mode unset */ - OB_NBF = 1, /* not buffered */ - OB_LBF = 2, /* line buffered */ - OB_FBF = 3 /* fully buffered */ -}; - -struct oblok { - char ob_blk[OBLOK]; /* buffered data */ - long long ob_wrt; /* amount of data written */ - int ob_pos; /* position of first empty date byte */ - int ob_fd; /* file descriptor to write to */ - enum ob_mode ob_bf; /* buffering mode */ -}; - -/* - * Allocate an output buffer with file descriptor fd and buffer mode bf. - * If bf is OB_EBF, the choice is made dependant upon the file type. - * NULL is returned if no memory is available. - */ -extern struct oblok *ob_alloc(int fd, enum ob_mode bf); - -/* - * Deallocate the passed output buffer, flushing all data. The file - * descriptor is not closed. Returns -1 if flushing fails. - */ -extern ssize_t ob_free(struct oblok *op); - -/* - * Write data of length sz to the passed output buffer. Returns -1 on - * error or the amount of data written. - */ -extern ssize_t ob_write(struct oblok *op, const char *data, size_t sz); - -/* - * Flush all data in the passed output buffer. Returns -1 on error or - * the amount of data written; 0 is success and means 'nothing to flush'. - * The underlying device is not flushed (i. e. no fsync() is performed). - */ -extern ssize_t ob_flush(struct oblok *op); - -/* - * Flush all output buffers. Called automatically using atexit(). Returns - * -1 on error or the number of buffers flushed; 0 is success. - */ -extern int ob_clear(void); - -/* - * putc() workalike. - */ -#define ob_put(c, op) ((op)->ob_bf != OB_FBF || (op)->ob_pos >= (OBLOK) - 1 ?\ - ob_chr((c), (op)) : \ - (int)((op)->ob_blk[(op)->ob_pos++] = (char)(c))) - - -/* - * fputc() workalike. - */ -extern int ob_chr(int c, struct oblok *op); - -/* - * This function must be supplied by the calling code; it is called on - * write error. - */ -extern void writerr(struct oblok *op, int count, int written); |