From 07201b7bdcff5612f573aee10f3caa007a9d98d5 Mon Sep 17 00:00:00 2001 From: Přemysl Janouch Date: Tue, 8 Dec 2015 22:39:16 +0100 Subject: degesch: compactify word wrapping algorithm --- degesch.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) diff --git a/degesch.c b/degesch.c index 52141fc..14e2c40 100644 --- a/degesch.c +++ b/degesch.c @@ -6794,7 +6794,7 @@ static size_t wrap_text_for_single_line (const char *text, size_t text_len, size_t line_len, struct str *output) { - int eaten = 0; + size_t eaten = 0; // First try going word by word const char *word_start; @@ -6822,21 +6822,12 @@ wrap_text_for_single_line (const char *text, size_t text_len, return eaten + (word_start - text); // And if that doesn't help, cut the longest valid block of characters - while (true) + for (const char *p = text; (size_t) (p - text) <= line_len; ) { - const char *next = utf8_next (text, text_len - eaten, NULL); - hard_assert (next); - - size_t char_len = next - text; - if (char_len > line_len) - break; - - str_append_data (output, text, char_len); - - text += char_len; - eaten += char_len; - line_len -= char_len; + eaten = p - text; + hard_assert ((p = utf8_next (p, text_len - eaten, NULL))); } + str_append_data (output, text, eaten); return eaten; } -- cgit v1.2.3-70-g09d2