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The 1023-byte entry limit is historical, as is the vi(1) limitation.

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We ship nvi, not classic vi, so that parst is not relevant.
OK deraadt@ jmc@
This commit is contained in:
millert 2024-01-23 22:28:20 +00:00
parent 9cf6efbe4e
commit 83d14a1130
1 changed files with 6 additions and 9 deletions
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15
share/termtypes/termcap.5
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@ -1,4 +1,4 @@
.\" $OpenBSD: termcap.5,v 1.31 2022/03/31 17:27:23 naddy Exp $
.\" $OpenBSD: termcap.5,v 1.32 2024/01/23 22:28:20 millert Exp $
.\"
.\" Copyright (c) 1985, 1991 The Regents of the University of California.
.\" All rights reserved.
@ -29,7 +29,7 @@
.\"
.\" from: @(#)termcap.5 6.11 (Berkeley) 3/6/93
.\"
.Dd $Mdocdate: March 31 2022 $
.Dd $Mdocdate: January 23 2024 $
.Dt TERMCAP 5
.Os
.Sh NAME
@ -1827,12 +1827,9 @@ entry.
Most programs now use the kernel information primarily; the information
in this file is used only if the kernel does not have any information.
.Pp
.Xr vi 1
allows only 256 characters for string capabilities, and the routines
in
.Xr termcap 3
do not check for overflow of this buffer.
The total length of a single entry (excluding only escaped newlines)
may not exceed 1024.
Historically, the total length of a single entry (excluding only
escaped newlines) was limited to 1023 bytes, not including the NUL
terminator.
Larger entries may lead to a buffer overflow on some systems.
.Pp
Not all programs support all entries.