diff options
Diffstat (limited to 'center.c')
| -rw-r--r-- | center.c | 32 |
1 files changed, 21 insertions, 11 deletions
@@ -89,7 +89,11 @@ main(int argc, char **argv) warnx("Potential overflow of given width"); break; default: - fprintf(stderr, "Usage: %s [-el] [-t tab width] [-w width] [file ...]\n", argv[0]); + fprintf( + stderr, + "Usage: %s [-el] [-t tab width] [-w width] [file ...]\n", + argv[0] + ); exit(EXIT_FAILURE); } } @@ -120,7 +124,9 @@ main(int argc, char **argv) return rval; } -/* Write the contents of the file pointed to by `fp' center aligned to the standard output */ +/* Write the contents of the file pointed to by `fp' center aligned to the + * standard output. + */ void center(FILE *fp) { @@ -147,8 +153,8 @@ center(FILE *fp) } } -/* Same as center(), but aligns all lines according to the longest line. - * Great for centering code. +/* Same as center(), but aligns all lines according to the longest line. Great + * for centering code. */ void center_by_longest(FILE *fp) @@ -178,7 +184,7 @@ center_by_longest(FILE *fp) if (curr_len > longest) longest = curr_len; - /* Reset buffer and bs so getline can allocate a new buffer next time */ + /* Reset buffer and bs so getline() can alloc a new buffer */ buffer = NULL; bs = 0; } @@ -204,7 +210,9 @@ center_by_longest(FILE *fp) } } -/* Return the column width of the output device if it is a TTY. If it is not a TTY then return -1 */ +/* Return the column width of the output device if it is a TTY. If it is not a + * TTY then return -1. + */ int cols(void) { @@ -233,8 +241,9 @@ utf8len(const char *s) return l; } -/* Return the length of the UTF-8 encoded string `s' in characters, not bytes. Additionally this - * function ignores ANSI color escape sequences when computing the length. +/* Return the length of the UTF-8 encoded string `s' in characters, not bytes. + * Additionally this function ignores ANSI color escape sequences when computing + * the length. */ int noesclen(const char *s) @@ -248,9 +257,10 @@ noesclen(const char *s) return utf8len(s) - off; } -/* Return the length of the ANSI color escape sequence at the beginning of the string `s'. If no - * escape sequence is matched then 0 is returned. The local variable `c' is initialized to 3 in order - * to account for the leading ESC, the following `[', and the trailing `m'. +/* Return the length of the ANSI color escape sequence at the beginning of the + * string `s'. If no escape sequence is matched then 0 is returned. The local + * variable `c' is initialized to 3 in order to account for the leading ESC, the + * following `[', and the trailing `m'. */ int matchesc(const char *s) |