utils-std

commit: f96bbd71f6d63d9bdb93a209408929165eeeebcd
parent 861cea5493bbadb8b9be3eb8b15b059cf42c2250
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Tue, 11 Mar 2025 08:26:39 +0100

cmd/base64: Add note about terminal line buffering

Bug: https://todo.sr.ht/~lanodan/utils-std/5

Diffstat:
M
cmd/base64.1
15
+++++++++++++++

1 file changed, 15 insertions(+), 0 deletions(-)
diff --git a/cmd/base64.1 b/cmd/base64.1
@@ -22,6 +22,21 @@ If no
 is given,
 .Nm
 reads from the standard input.
+.Pp
+.\" https://todo.sr.ht/~lanodan/utils-std/5
+Should be noted that the terminal-driver stdin buffering
+can have a maximum amount of characters per line
+(4096 on Linux, see
+.Xr tcsetattr 3 Ns ).
+So for copy-pasting large amounts of data you should either
+pipe it from a command like
+.Xr wl-paste 1
+or
+.Xr xclip 1 ,
+or generate base64 data with a line length shorter
+than the terminal driver buffer,
+for example via:
+.Dl Cm base64 -w $(tput cols)
 .Sh OPTIONS
 .Bl -tag -width _w_wrap
 .It Fl d