diff options
Diffstat (limited to 'trailer.c')
| -rw-r--r-- | trailer.c | 29 |
1 files changed, 29 insertions, 0 deletions
@@ -886,6 +886,33 @@ static int ends_with_blank_line(const char *buf, size_t len) return is_blank_line(buf + ll); } +static void unfold_value(struct strbuf *val) +{ + struct strbuf out = STRBUF_INIT; + size_t i; + + strbuf_grow(&out, val->len); + i = 0; + while (i < val->len) { + char c = val->buf[i++]; + if (c == '\n') { + /* Collapse continuation down to a single space. */ + while (i < val->len && isspace(val->buf[i])) + i++; + strbuf_addch(&out, ' '); + } else { + strbuf_addch(&out, c); + } + } + + /* Empty lines may have left us with whitespace cruft at the edges */ + strbuf_trim(&out); + + /* output goes back to val as if we modified it in-place */ + strbuf_swap(&out, val); + strbuf_release(&out); +} + static int process_input_file(FILE *outfile, const char *str, struct list_head *head, @@ -914,6 +941,8 @@ static int process_input_file(FILE *outfile, if (separator_pos >= 1) { parse_trailer(&tok, &val, NULL, trailer, separator_pos); + if (opts->unfold) + unfold_value(&val); add_trailer_item(head, strbuf_detach(&tok, NULL), strbuf_detach(&val, NULL)); |