diff options
Diffstat (limited to '')
-rw-r--r-- | src/support.c | 16 | ||||
-rw-r--r-- | src/support.h | 5 |
2 files changed, 17 insertions, 4 deletions
diff --git a/src/support.c b/src/support.c index 949c8dc52..ad0f93bd2 100644 --- a/src/support.c +++ b/src/support.c @@ -36,9 +36,19 @@ static gboolean noconvert = TRUE; size_t my_strlen(const char *str) { - if (g_utf8_validate(str, -1, NULL)) - return g_utf8_strlen(str, -1); - else + if (g_utf8_validate(str, -1, NULL)) { + size_t len = g_utf8_strlen(str, -1); + size_t width = 0; + gunichar c; + + while (len--) { + c = g_utf8_get_char(str); + width += g_unichar_iswide(c) ? 2 : 1; + str += g_unichar_to_utf8(c, NULL); + } + + return width; + } else return strlen(str); } diff --git a/src/support.h b/src/support.h index b80b9c8a2..3377f9a80 100644 --- a/src/support.h +++ b/src/support.h @@ -28,8 +28,11 @@ void charset_init(gboolean disable); char *utf8_to_locale(const char *str); char *locale_to_utf8(const char *str); -/* number of characters in str */ +/** + * Returns the number of terminal cells occupied by this string. + */ size_t my_strlen(const char *str); + /* number of bytes in str */ size_t my_strsize(char *str); |