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/*
* cgats library stdio and malloc utility classes.
* Version 2.05
*
* These are kept in a separate file to allow them to be
* selectively ommitted from the cgats library.
*/
/*
* Author: Graeme W. Gill
* Date: 2002/10/24
*
* Copyright 2002, Graeme W. Gill
* All rights reserved.
*
* This material is licensed with an "MIT" free use license:-
* see the License4.txt file in this directory for licensing details.
*
*/
#ifndef COMBINED_STD
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include "cgats.h"
#ifdef NEVER /* Not sure if this is needed with some combinations */
/* Implimentation function - register an error */
/* Return the error number */
/* [Note that this is a duplicate of the one in cgats.c] */
static int
err(cgats *p, int errc, const char *fmt, ...) {
va_list args;
p->errc = errc;
va_start(args, fmt);
vsprintf(p->err, fmt, args);
va_end(args);
/* If this is the first registered error */
if (p->ferrc != 0) {
p->ferrc = p->errc;
strcpy(p->ferr, p->err);
}
return errc;
}
#endif /* NEVER */
#endif /* !COMBINED_STD */
#if defined(SEPARATE_STD) || defined(COMBINED_STD)
/* Create an empty cgats object, default standard allocator */
cgats *new_cgats(void) {
cgats *p;
cgatsAlloc *al; /* memory allocator */
if ((al = new_cgatsAllocStd()) == NULL)
return NULL;
if ((p = new_cgats_al(al)) == NULL) {
al->del(al);
return NULL;
}
p->del_al = 1; /* Get cgets->del to cleanup allocator */
return p;
}
/* Read a cgats file into structure */
/* Return non-zero if there was an error */
/* and set p->errc * p->err */
CGATS_STATIC
int
cgats_read_name(cgats *p, const char *filename) {
int rv;
cgatsFile *fp;
p->errc = 0;
p->err[0] = '\000';
if ((fp = new_cgatsFileStd_name(filename, "r")) == NULL)
return err(p,-1,"Unable to open file '%s' for reading",filename);
rv = p->read(p, fp);
fp->del(fp);
return rv;
}
/* Write a cgats file into structure */
/* Return -ve, errc & err if there was an error */
CGATS_STATIC
int
cgats_write_name(cgats *p, const char *filename) {
int rv;
cgatsFile *fp;
if ((fp = new_cgatsFileStd_name(filename, "w")) == NULL)
return err(p,-1,"Unable to open file '%s' for writing",filename);
rv = p->write(p, fp);
fp->del(fp);
return rv;
}
#endif /* defined(SEPARATE_STD) || defined(COMBINED_STD) */
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