tmux v2.6 で en_US.UTF-8 決め打ちを止める．ロケールの修正か wcwidth-cjk を使うことを前提とする

0003-Unforce-locale-en_US.UTF-8.patch

From: Youhei SASAKI <uwabami@gfd-dennou.org>
Date: Tue, 9 Jan 2018 13:03:58 +0900
Subject: Unset locale forcing

Signed-off-by: Youhei SASAKI <uwabami@gfd-dennou.org>
---
 tmux.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/tmux.c b/tmux.c
index 78cb499..3c9a7a1 100644
--- a/tmux.c
+++ b/tmux.c
@@ -194,14 +194,11 @@ main(int argc, char **argv)
 	int					 opt, flags, keys;
 	const struct options_table_entry	*oe;
 
-	if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL &&
-	    setlocale(LC_CTYPE, "C.UTF-8") == NULL) {
-		if (setlocale(LC_CTYPE, "") == NULL)
-			errx(1, "invalid LC_ALL, LC_CTYPE or LANG");
-		s = nl_langinfo(CODESET);
-		if (strcasecmp(s, "UTF-8") != 0 && strcasecmp(s, "UTF8") != 0)
-			errx(1, "need UTF-8 locale (LC_CTYPE) but have %s", s);
-	}
+	if (setlocale(LC_CTYPE, "") == NULL)
+		errx(1, "invalid LC_ALL, LC_CTYPE or LANG");
+	s = nl_langinfo(CODESET);
+	if (strcasecmp(s, "UTF-8") != 0 && strcasecmp(s, "UTF8") != 0)
+		errx(1, "need UTF-8 locale (LC_CTYPE) but have %s", s);
 
 	setlocale(LC_TIME, "");
 	tzset();

0003-Unset-locale-as-en_US.UTF-8.patch

From: Youhei SASAKI <uwabami@gfd-dennou.org>
Date: Tue, 16 May 2017 18:44:57 +0900
Subject: Unset locale as en_US.UTF-8

---
 tmux.c      |  12 +--
 tmux.c.orig | 352 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 357 insertions(+), 7 deletions(-)
 create mode 100644 tmux.c.orig

--- a/tmux.c
+++ b/tmux.c
@@ -194,13 +194,11 @@
 	int					 opt, flags, keys;
 	const struct options_table_entry	*oe;
 
-	if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL) {
-		if (setlocale(LC_CTYPE, "") == NULL)
-			errx(1, "invalid LC_ALL, LC_CTYPE or LANG");
-		s = nl_langinfo(CODESET);
-		if (strcasecmp(s, "UTF-8") != 0 && strcasecmp(s, "UTF8") != 0)
-			errx(1, "need UTF-8 locale (LC_CTYPE) but have %s", s);
-	}
+	if (setlocale(LC_CTYPE, "") == NULL)
+		errx(1, "invalid LC_ALL, LC_CTYPE or LANG");
+	s = nl_langinfo(CODESET);
+	if (strcasecmp(s, "UTF-8") != 0 && strcasecmp(s, "UTF8") != 0)
+		errx(1, "need UTF-8 locale (LC_CTYPE) but have %s", s);
 
 	setlocale(LC_TIME, "");
 	tzset();