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28 .\" @(#)script.1 8.1 (Berkeley) 6/6/93
29 .\" $FreeBSD: src/usr.bin/script/script.1,v 1.12.2.4 2002/06/21 15:29:06 charnier Exp $
30 .\" $DragonFly: src/usr.bin/script/script.1,v 1.2 2003/06/17 04:29:31 dillon Exp $
37 .Nd make typescript of terminal session
44 .Op Ar file Op command ...
48 utility makes a typescript of everything printed on your terminal.
49 It is useful for students who need a hardcopy record of an interactive
50 session as proof of an assignment, as the typescript file
51 can be printed out later with
60 If no file name is given, the typescript is saved in the file
67 will run the specified command with an optional argument vector
68 instead of an interactive shell.
71 .Bl -tag -width xxxxxxx
77 retaining the prior contents.
79 Log keys sent to program as well as output.
81 Run in quiet mode, omit the start and stop status messages.
83 Specify time interval between flushing script output file. A value of 0
86 to flush for every character I/O event. The default interval is
90 The script ends when the forked shell (or command) exits (a
106 Certain interactive commands, such as
108 create garbage in the typescript file.
111 utility works best with commands that do not manipulate the screen.
112 The results are meant to emulate a hardcopy terminal, not an addressable one.
114 The following environment variable is utilized by
116 .Bl -tag -width SHELL
120 exists, the shell forked by
125 is not set, the Bourne shell
127 (Most shells set this variable automatically).
144 in the log file, including linefeeds and backspaces.
145 This is not what the naive user expects.
147 It is not possible to specify a command without also naming the script file
148 because of argument parsing compatibility issues.
152 mode, echo cancelling is far from ideal. The slave terminal mode is checked
153 for ECHO mode to check when to avoid manual echo logging. This does not
154 work when in a raw mode where the program being run is doing manual echo.