diff options
Diffstat (limited to 'utf8.c')
| -rw-r--r-- | utf8.c | 19 |
1 files changed, 13 insertions, 6 deletions
@@ -237,12 +237,19 @@ static void print_spaces(int count) /* * Wrap the text, if necessary. The variable indent is the indent for the * first line, indent2 is the indent for all other lines. + * If indent is negative, assume that already -indent columns have been + * consumed (and no extra indent is necessary for the first line). */ -void print_wrapped_text(const char *text, int indent, int indent2, int width) +int print_wrapped_text(const char *text, int indent, int indent2, int width) { int w = indent, assume_utf8 = is_utf8(text); const char *bol = text, *space = NULL; + if (indent < 0) { + w = -indent; + space = text; + } + for (;;) { char c = *text; if (!c || isspace(c)) { @@ -253,10 +260,9 @@ void print_wrapped_text(const char *text, int indent, int indent2, int width) else print_spaces(indent); fwrite(start, text - start, 1, stdout); - if (!c) { - putchar('\n'); - return; - } else if (c == '\t') + if (!c) + return w; + else if (c == '\t') w |= 0x07; space = text; w++; @@ -264,7 +270,7 @@ void print_wrapped_text(const char *text, int indent, int indent2, int width) } else { putchar('\n'); - text = bol = space + 1; + text = bol = space + isspace(*space); space = NULL; w = indent = indent2; } @@ -277,6 +283,7 @@ void print_wrapped_text(const char *text, int indent, int indent2, int width) text++; } } + return w; } int is_encoding_utf8(const char *name) |