#ifndef __MISC_H__
#define __MISC_H__

#include <stdio.h>
#ifndef WIN32
#include <unistd.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

size_t strncpy_null(char *dst, const char *src, ssize_t len);
#ifndef HAVE_STRLCAT
size_t strlcat(char *, const char *, size_t);
#endif /* HAVE_STRLCAT */
int snprintfcat(char *buf, size_t size, const char *format, ...)
    __attribute__((format(OPENSEARCH_PRINTF_ATTRIBUTE, 3, 4)));

char *make_string(const SQLCHAR *s, SQLINTEGER len, char *buf, size_t bufsize);
/* #define	GET_SCHEMA_NAME(nspname) 	(stricmp(nspname, "public") ? nspname :
 * "") */

#define GET_SCHEMA_NAME(nspname) (nspname)

/* defines for return value of my_strcpy */
#define STRCPY_SUCCESS 1
#define STRCPY_FAIL 0
#define STRCPY_TRUNCATED (-1)
#define STRCPY_NULL (-2)

ssize_t my_strcpy(char *dst, ssize_t dst_len, const char *src, ssize_t src_len);

/*
 *	Macros to safely strcpy, strcat or sprintf to fixed arrays.
 *
 */

/*
 *	With GCC, the macro CHECK_NOT_CHAR_P() causes a compilation error
 *		when the target is pointer not a fixed array.
 */
#if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
#define FUNCTION_BEGIN_MACRO ({
#define FUNCTION_END_MACRO \
    ;                      \
    })
#define CHECK_NOT_CHAR_P(t)                                              \
    _Pragma("GCC diagnostic push")                                       \
        _Pragma("GCC diagnostic ignored \"-Wunused-variable\"") if (0) { \
        typeof(t) dummy_for_check = {};                                  \
    }                                                                    \
    _Pragma("GCC diagnostic pop")
#else
#define FUNCTION_BEGIN_MACRO
#define FUNCTION_END_MACRO
#define CHECK_NOT_CHAR_P(t)
#endif

/* macro to safely strcpy() to fixed arrays. */
#define STRCPY_FIXED(to, from) \
    FUNCTION_BEGIN_MACRO       \
    CHECK_NOT_CHAR_P(to)       \
    strncpy_null((to), (from), sizeof(to)) FUNCTION_END_MACRO

/* macro to safely strcat() to fixed arrays. */
#define STRCAT_FIXED(to, from) \
    FUNCTION_BEGIN_MACRO       \
    CHECK_NOT_CHAR_P(to)       \
    strlcat((to), (from), sizeof(to)) FUNCTION_END_MACRO

/* macro to safely sprintf() to fixed arrays. */
#define SPRINTF_FIXED(to, ...) \
    FUNCTION_BEGIN_MACRO       \
    CHECK_NOT_CHAR_P(to)       \
    snprintf((to), sizeof(to), __VA_ARGS__) FUNCTION_END_MACRO

/* macro to safely sprintf() & cat to fixed arrays. */
#define SPRINTFCAT_FIXED(to, ...) \
    FUNCTION_BEGIN_MACRO          \
    CHECK_NOT_CHAR_P(to)          \
    snprintfcat((to), sizeof(to), __VA_ARGS__) FUNCTION_END_MACRO

#define ITOA_FIXED(to, from) \
    FUNCTION_BEGIN_MACRO     \
    CHECK_NOT_CHAR_P(to)     \
    snprintf((to), sizeof(to), "%d", from) FUNCTION_END_MACRO

#ifdef __cplusplus
}
#endif

#endif /* __MISC_H__ */