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[/] [openrisc/] [tags/] [gnu-src/] [newlib-1.18.0/] [newlib-1.18.0-or32-1.0rc1/] [libgloss/] [rs6000/] [mvme-read.c] - Rev 594
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/* mvme-read.c -- read bytes from a input device. * * Copyright (c) 1996 Cygnus Support * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided * that existing copyright notices are retained in all copies and that this * notice is included verbatim in any distributions. No written agreement, * license, or royalty fee is required for any of the authorized uses. * Modifications to this software may be copyrighted by their authors * and need not follow the licensing terms described here, provided that * the new terms are clearly indicated on the first page of each file where * they apply. */ extern int inbyte (); extern char * __inln (); /* * read -- read bytes from the serial port. Ignore fd, since * we only have stdin. */ int read (fd, buf, nbytes) int fd; char *buf; int nbytes; { if (nbytes >= 256) { char *read_end = __inln (buf); *read_end = '\n'; return read_end - buf + 1; } else { int i, c; for (i = 0; i < nbytes; i++) { *buf++ = c = inbyte (); if (c == '\n' || c == '\r') { buf[-1] = '\n'; /* convert \r to \n */ buf[0] = '\0'; break; } } return i; } }
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