struct OldRawFp *OldRawOpen(char *rawfile,char *inxfile) {
int rawfd=0;
int inxfd=0;
rawfd=open(rawfile,O_RDONLY);
if (rawfd==-1) return NULL;
return OldRawOpenFd(rawfd,inxfd);
}
int32 OldRawIDLOpen(int argc,char *argv[]) {
struct OldRawIDLFp *idlrawfp;
struct OldRawFp *rawfp;
IDL_FILE_STAT stat;
FILE *fp;
int unit;
int s;
unit = *( (int32 *) argv[0]);
/* Make sure that the "STDIO" keyword was used to
* open the file in IDL.
*/
s=IDL_FileEnsureStatus(IDL_MSG_RET,unit,IDL_EFS_STDIO);
if (s==FALSE) return -1;
/* Get information about the file */
IDL_FileStat(unit,&stat);
/* Find the file pointer */
fp=stat.fptr;
if (fp==NULL) return -1;
fflush(fp);
rawfp=OldRawOpenFd(fileno(fp),0);
idlrawfp=(struct OldRawIDLFp *) argv[1];
idlrawfp->rawunit=unit;
idlrawfp->inxunit=0;
OldRawRawFpToIDL(rawfp,idlrawfp);
free(rawfp);
return s;
}
static IDL_VPTR IDLOldRawOpen(int argc,IDL_VPTR *argv) {
IDL_VPTR vrawfp;
struct OldRawIDLFp *irawfp;
struct OldRawFp *rawfp;
void *s;
int st;
static IDL_MEMINT hdim[]={1,80};
static IDL_MEMINT ddim[]={1,32};
static IDL_MEMINT edim[]={1,256};
static IDL_STRUCT_TAG_DEF trawfp[]={
{"RAWUNIT",0,(void *) IDL_TYP_LONG},
{"INXUNIT",0,(void *) IDL_TYP_LONG},
{"RAW_RECL",0,(void *) IDL_TYP_LONG},
{"INX_RECL",0,(void *) IDL_TYP_LONG},
{"BLEN",0,(void *) IDL_TYP_LONG},
{"INX_SREC",0,(void *) IDL_TYP_LONG},
{"INX_EREC",0,(void *) IDL_TYP_LONG},
{"CTIME",0,(void *) IDL_TYP_DOUBLE},
{"STIME",0,(void *) IDL_TYP_DOUBLE},
{"ETIME",0,(void *) IDL_TYP_DOUBLE},
{"TIME",0,(void *) IDL_TYP_LONG},
{"HEADER",hdim,(void *) IDL_TYP_BYTE},
{"DATE",ddim,(void *) IDL_TYP_BYTE},
{"EXTRA",edim,(void *) IDL_TYP_BYTE},
{"MAJOR_REV",0,(void *) IDL_TYP_BYTE},
{"MINOR_REV",0,(void *) IDL_TYP_BYTE},
{"RAWREAD",0,(void *) IDL_TYP_LONG},
{"BNUM",0,(void *) IDL_TYP_LONG},
0};
static IDL_MEMINT ilDims[IDL_MAX_ARRAY_DIM];
IDL_VARIABLE unit;
IDL_VPTR fargv[2];
IDL_FILE_STAT stat;
int ffd=-1,ifd=-1;
IDL_ENSURE_STRING(argv[0]);
if (argc>1) IDL_ENSURE_STRING(argv[1]);
s=IDL_MakeStruct("RAWFP",trawfp);
ilDims[0]=1;
irawfp=(struct OldRawIDLFp *) IDL_MakeTempStruct(s,1,ilDims,&vrawfp,TRUE);
unit.type=IDL_TYP_LONG;
unit.flags=0;
fargv[0]=&unit;
fargv[1]=argv[0];
IDL_FileGetUnit(1,fargv);
IDL_FileOpen(2,fargv,NULL,IDL_OPEN_R,IDL_F_STDIO,1,0);
irawfp->rawunit=IDL_LongScalar(&unit);
irawfp->inxunit=-1;
st=IDL_FileEnsureStatus(IDL_MSG_RET,irawfp->rawunit,IDL_EFS_USER);
if (st==FALSE) {
st=0;
IDL_Deltmp(vrawfp);
return (IDL_GettmpLong(st));
}
if (argc>1) {
fargv[1]=argv[1];
IDL_FileGetUnit(1,fargv);
IDL_FileOpen(2,fargv,NULL,IDL_OPEN_R,IDL_F_STDIO,1,0);
irawfp->inxunit=IDL_LongScalar(&unit);
st=IDL_FileEnsureStatus(IDL_MSG_RET,irawfp->rawunit,IDL_EFS_USER);
if (st==FALSE) { /* free unit for index but continue */
IDL_FileFreeUnit(1,argv);
irawfp->inxunit=-1;
}
}
IDL_FileStat(irawfp->rawunit,&stat);
ffd=fileno(stat.fptr);
if (irawfp->inxunit !=-1) {
IDL_FileStat(irawfp->inxunit,&stat);
ifd=fileno(stat.fptr);
}
rawfp=OldRawOpenFd(ffd,ifd);
OldRawRawFpToIDL(rawfp,irawfp);
free(rawfp);
return vrawfp;
}
