/* Copyright: Pádraig Brady 2005

* Summary: Variable length strings

* License: LGPL

* History:

* 10 Nov 2005 : Initial version

* 29 Nov 2005 : Made portable to early/non gcc

*/

/*

Notice that no status is returned from these routines.

If any operation fails (runs out of mem), abort() is called.

*/

#ifndef SBUF_H

#define SBUF_H

#include <stdarg.h>

#include <stdio.h>

#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)

#define GNUC_PRINTF_CHECK(fmt_idx, arg_idx) __attribute__((format (printf, fmt_idx, arg_idx)))

#else /* !__GNUC__ */

#define GNUC_PRINTF_CHECK(fmt_idx, arg_idx)

#endif /* !__GNUC__ */

typedef struct _sbuf {

} sbuf_t;

sbuf_t *sbuf_new(void); // create an sbuf

void sbuf_delete(sbuf_t *sb); // free an sbuf

void sbuf_reset(sbuf_t *sb); // clear sbuf contents (doesn't free mem)

int sbuf_len(sbuf_t *sb); // return contents length (excluding NUL)

char *sbuf_ptr(sbuf_t *sb); // return pointer to sbuf contents

char *sbuf_detach(sbuf_t *sb); // Detach and return sbuf contents (you must free)

void sbuf_truncate(sbuf_t *sb, int len);

void sbuf_move(sbuf_t *src, sbuf_t *dest);

void sbuf_appendstr(sbuf_t *sb, const char *string);

void sbuf_appendbytes(sbuf_t *sb, const char *str, int len);

void sbuf_appendchar(sbuf_t *sb, char c);

void sbuf_printf(sbuf_t *sb, const char *fmt, ...) GNUC_PRINTF_CHECK(2,3);

void sbuf_appendf(sbuf_t *sb, const char *fmt, ...) GNUC_PRINTF_CHECK(2,3);

#endif //SBUF_H