diff options
Diffstat (limited to 'gc/cord/ec.h')
-rw-r--r-- | gc/cord/ec.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/gc/cord/ec.h b/gc/cord/ec.h deleted file mode 100644 index c829b83..0000000 --- a/gc/cord/ec.h +++ /dev/null @@ -1,70 +0,0 @@ -# ifndef EC_H -# define EC_H - -# ifndef CORD_H -# include "cord.h" -# endif - -/* Extensible cords are strings that may be destructively appended to. */ -/* They allow fast construction of cords from characters that are */ -/* being read from a stream. */ -/* - * A client might look like: - * - * { - * CORD_ec x; - * CORD result; - * char c; - * FILE *f; - * - * ... - * CORD_ec_init(x); - * while(...) { - * c = getc(f); - * ... - * CORD_ec_append(x, c); - * } - * result = CORD_balance(CORD_ec_to_cord(x)); - * - * If a C string is desired as the final result, the call to CORD_balance - * may be replaced by a call to CORD_to_char_star. - */ - -# ifndef CORD_BUFSZ -# define CORD_BUFSZ 128 -# endif - -typedef struct CORD_ec_struct { - CORD ec_cord; - char * ec_bufptr; - char ec_buf[CORD_BUFSZ+1]; -} CORD_ec[1]; - -/* This structure represents the concatenation of ec_cord with */ -/* ec_buf[0 ... (ec_bufptr-ec_buf-1)] */ - -/* Flush the buffer part of the extended chord into ec_cord. */ -/* Note that this is almost the only real function, and it is */ -/* implemented in 6 lines in cordxtra.c */ -void CORD_ec_flush_buf(CORD_ec x); - -/* Convert an extensible cord to a cord. */ -# define CORD_ec_to_cord(x) (CORD_ec_flush_buf(x), (x)[0].ec_cord) - -/* Initialize an extensible cord. */ -# define CORD_ec_init(x) ((x)[0].ec_cord = 0, (x)[0].ec_bufptr = (x)[0].ec_buf) - -/* Append a character to an extensible cord. */ -# define CORD_ec_append(x, c) \ - { \ - if ((x)[0].ec_bufptr == (x)[0].ec_buf + CORD_BUFSZ) { \ - CORD_ec_flush_buf(x); \ - } \ - *((x)[0].ec_bufptr)++ = (c); \ - } - -/* Append a cord to an extensible cord. Structure remains shared with */ -/* original. */ -void CORD_ec_append_cord(CORD_ec x, CORD s); - -# endif /* EC_H */ |