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authorMathieu Arnold <mat@FreeBSD.org>2016-08-04 13:19:34 +0000
committerMathieu Arnold <mat@FreeBSD.org>2016-08-04 13:19:34 +0000
commitbfe057a12df0e1a8d0948fcaee396b228449e572 (patch)
treefc4e173b6b38aefb25e59aed5c188acf3d9a28c1 /sysutils/tmux/files
parentnet/fpc-pcap: Remove redundant pcap option (diff)
Fix some Unicode characters not displaying correctly.
PR: 211499 Submitted by: Oleg Gushchenkov Obtained from: https://github.com/tmux/tmux/commit/65e4c57d3a554940ed5cada6dfeff403ae8d9572 Sponsored by: Absolight
Notes
Notes: svn path=/head/; revision=419609
Diffstat (limited to 'sysutils/tmux/files')
-rw-r--r--sysutils/tmux/files/patch-utf8.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/sysutils/tmux/files/patch-utf8.c b/sysutils/tmux/files/patch-utf8.c
new file mode 100644
index 000000000000..68c21ae0f9ac
--- /dev/null
+++ b/sysutils/tmux/files/patch-utf8.c
@@ -0,0 +1,34 @@
+commit 65e4c57d3a554940ed5cada6dfeff403ae8d9572
+Author: Nicholas Marriott <nicholas.marriott@gmail.com>
+Date: 2016-04-29 12:47:15 +0100
+
+ Only assume width 1 when wcwidth() returns -1 on non-OpenBSD platforms.
+
+--- utf8.c.orig 2016-03-02 18:29:06 UTC
++++ utf8.c
+@@ -115,8 +115,24 @@ utf8_width(wchar_t wc)
+ int width;
+
+ width = wcwidth(wc);
+- if (width < 0 || width > 0xff)
++ if (width < 0 || width > 0xff) {
++ log_debug("Unicode %04x, wcwidth() %d", wc, width);
++
++#ifndef __OpenBSD__
++ /*
++ * Many platforms (particularly and inevitably OS X) have no
++ * width for relatively common characters (wcwidth() returns
++ * -1); assume width 1 in this case. This will be wrong for
++ * genuinely nonprintable characters, but they should be
++ * rare. We may pass through stuff that ideally we would block,
++ * but this is no worse than sending the same to the terminal
++ * without tmux.
++ */
++ if (width < 0)
++ return (1);
++#endif
+ return (-1);
++ }
+ return (width);
+ }
+