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Diffstat (limited to 'static/unix-v10/man2/intr.2')
| -rw-r--r-- | static/unix-v10/man2/intr.2 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/static/unix-v10/man2/intr.2 b/static/unix-v10/man2/intr.2 new file mode 100644 index 00000000..0cf8a064 --- /dev/null +++ b/static/unix-v10/man2/intr.2 @@ -0,0 +1,31 @@ +.pa 1 +.he 'INTR (II)'3/15/72'INTR (II)' +.ti 0 +NAME intr -- set interrupt handling +.sp +.ti 0 +SYNOPSIS sys intr; arg / intr = 27. +.sp +.ti 0 +DESCRIPTION When arg___ is 0, +interrupts (ASCII DELETE) are ignored. +When arg___ is 1, +interrupts cause their normal result, that is, force an exit____. +When arg___ is a location within the program, control is +transferred to that location when an interrupt occurs. +.sp +After an interrupt is caught, it is possible to resume +execution by means of an rti___ instruction; however, great +care must be exercised, since +all I/O is terminated abruptly upon an interrupt. +In particular, reads of the typewriter tend to return +with 0 characters read, thus simulating an end of file. +.sp +.ti 0 +SEE ALSO quit(II) +.sp +.ti 0 +DIAGNOSTICS -- +.sp +.ti 0 +BUGS -- |