CSSTND.H - Main project definitions

/*--------------------------------------------------------------------*
 *   G L O B A L   D I G I T A L   S E I S M I C   N E T W O R K      * 
 *                                                                    *
 *    gdsnstd.h - Standards and constants definition for project      *
 *--------------------------------------------------------------------*/

/*--------------------------------------------------------------------*
 * Albuquerque Seismological Laboratory - USGS - US Dept of Interior  * 
 *--------------------------------------------------------------------*/

/*--------------------------------------------------------------------*
 *    Modification and history                                        *
 *                                                                    *
 *---Edit---Date----Who-------Description of changes------------------*
 *    001 24-Apr-86 SH        Set up standards file                   *
 *    002  9-Jul-86 SH        Add mfree to free for UNIX29            *
 *    003 22-Dec-86 SH        Tailor VMS definitions                  *
 *--------------------------------------------------------------------*/

/*---------------------Determine System Dependancies------------------*/

#ifdef VMS
#define QUAD_UWORDSIZE          /* Ints and pointers are 32 bit */
#define UNSGND unsigned         /* Non-Ints can be specified as unsigned */
#define VOIDER void             /* The compiler really has a void type */
#define STDFLT double           /* Standard floating */
#endif
#ifdef UNIX29
#define DUAL_UWORDSIZE          /* Ints and pointers are 16 bit */
#define UNSGND                  /* You cannot have unsigned non-ints */
#define VOIDER int              /* The compiler does not have real void */
#define STDFLT float            /* Standard single precision floating */
#define mfree(a) free(a)        /* no mfree in unix 2.9 */
#endif

/*------------------------Define Data types---------------------------*/

#define VOID VOIDER             /* For functions which return nothing */
#define BOOL UNSGND char        /* Flag quantities */
#define TEXT UNSGND char        /* For character strings */

        /*--------------------------------------------*
         *                    8-Bit   16-Bit  32-Bit  *
         *    Numbers:        BYTE    WORD    LONG    *
         *    Unsigned:       UBYTE   UWORD   ULONG   *
         *--------------------------------------------*/

/*      8-Bit quantities        */

#define UBYTE UNSGND char       /* An 8-Bit definition */
#define BYTE char               /* Numeric 8-bit definition */

/*      16-Bit quantities       */

#ifdef QUAD_UWORDSIZE 
#define UWORD UNSGND short      /* 16 bit unsigned */
#define WORD short              /* 16 bit numeric quantity */
#endif
#ifdef DUAL_UWORDSIZE
#define UWORD unsigned int      /* Assume an int is a 16 bit number */
#define WORD int                /* 16 bit numeric quantity */
#endif

/*      32-Bit quantities       */

#ifdef QUAD_UWORDSIZE
#define ULONG unsigned int      /* Definition of a 32 bit mask */
#define LONG int                /* A 32 bit number */
#endif
#ifdef DUAL_UWORDSIZE
#define ULONG UNSGND long       /* 32 bit mask */
#define LONG long               /* 32 bit number */
#endif

#define DSKREC ULONG            /* Pointer to a disk record */

/*------------Define some macros and contants we will use-----------------*/

#define FOREVER for(;;)         /* Infinite loop        */

#include <stdio.h>              /* Get from standard include library */

#ifndef NULL
#define NULL    (0)             /* Impossible pointer   */
#endif
#define TRUE    1               /* if (TRUE)            */
#define FALSE   0               /* if (!TRUE)           */
#define EOS     '\0'            /* End of string        */

#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))

#ifdef UNIX29
#include <macros.h>              /* Get from UNIX include library */
#endif

#define IUBYTE(x) (((WORD) x)&0xFF)