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authorOri Bernstein <ori@eigenstate.org>2021-01-16 16:17:27 -0800
committerOri Bernstein <ori@eigenstate.org>2021-01-16 16:17:27 -0800
commit82c892a697aa69844b9ab90da183104c66f30842 (patch)
treee2c092d775e4e53ee3d6e22a3e41519940c44b84
parent48555e785ac03a29aad4c027674d9487d148227c (diff)
downloadplan9front-82c892a697aa69844b9ab90da183104c66f30842.tar.xz
zerotrunc(8): add manpage
-rw-r--r--sys/man/8/zerotrunc20
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diff --git a/sys/man/8/zerotrunc b/sys/man/8/zerotrunc
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+.TH ZEROTRUNC 8
+.SH NAME
+zerotrunc \- truncate input on zero byte
+.SH SYNOPSIS
+.B aux/zerotrunc
+.SH DESCRIPTION
+.PP
+.B Zerotrunc
+copies input to output until reading a first zero byte or end-of-file.
+.SH EXAMPLES
+.B Zerotrunc
+can be used to read metadata of Plan 9 image files, e. g.:
+.IP
+.EX
+% aux/zerotrunc < /dev/window
+.EE
+.SH SOURCE
+.B /sys/src/cmd/aux/zerotrunc.c
+.SH "SEE ALSO"
+.IR cat (1)