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Diffstat (limited to 'static/unix-v10/man3/putc.3')
| -rw-r--r-- | static/unix-v10/man3/putc.3 | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/static/unix-v10/man3/putc.3 b/static/unix-v10/man3/putc.3 new file mode 100644 index 00000000..9a14bf8b --- /dev/null +++ b/static/unix-v10/man3/putc.3 @@ -0,0 +1,60 @@ +.pa 1 +.he 'PUTC,PUTW,FCREAT,FLUSH (III)'6/12/72'PUTC,PUTW,FCREAT,FLUSH (III)' +.ti 0 +NAME putc, putw, fcreat, flush -- buffered output +.sp +.ti 0 +SYNOPSIS mov $filename,r0 +.br +jsr r5,fcreat; iobuf + +(get byte in r0) +.br +jsr r5,putc; iobuf + +(get word in r0) +.br +jsr r5,putw; iobuf +.sp +jsr r5,flush; iobuf +.sp +.ti 0 +DESCRIPTION fcreat______ creates +the given file (mode 17) and sets up the buffer iobuf_____ (size 518(10) bytes); +putc____ and putw____ write a byte or word respectively +onto the file; +flush_____ forces the contents of the buffer to be written, but +does not close the file. +The format of the buffer is: +.sp +.nf +iobuf: .=.+2 / file descriptor + .=.+2 / characters unused in buffer + .=.+2 / ptr to next free character + .=.+512. / buffer +.sp +.fi +fcreat______ sets the error bit (c-bit) if the +file creation failed; none of the other routines +return error information. +.sp +Before terminating, a program should call +flush_____ to force out the last of the output. +.sp +The user must supply iobuf_____, which should begin on a word boundary. + +To write a new file using the same buffer, it +suffices to call flush_____, close the file, +and call fcreat______ again. +.sp +.ti 0 +FILES kept in /lib/liba.a +.sp +.ti 0 +SEE ALSO creat(II), write(II), getc(III) +.sp +.ti 0 +DIAGNOSTICS error bit possible on fcreat______ call +.sp +.ti 0 +BUGS -- |