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    Length: 2860 (0xb2c)
    Types: TextFile
    Names: »offconv.c«

└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki
    └─⟦this⟧ »EUUGD11/euug-87hel/sec1/offconv/offconv.c« 

TextFile

/*
 *
 * Name
 *	offconv
 *
 * Description
 *	Convert off (Object File Format) files from ASCII to binary
 *	and vice versa
 *
 * Author
 *	Randi J. Rost
 *	Digital Equipment Corp.
 *	Workstation Systems Engineering
 *	Palo Alto, CA
 *
 * Diagnostics
 *	Returns -1 if it blows up for any reason
 *	
 * History
 *	Randi J. Rost	14-Nov-1986	created
 *
 */

#include <stdio.h>
#include "off.h"

main(argc, argv)
    int		argc;
    char	*argv[];

    {
    OFFObjDesc	obj;
    char	inbase[80], outbase[80];
    char	indir[80], outdir[80];
    char	inext[80], outext[80];
    char	newname[80];
    int		i;
    int		first = 1;
    int		toascii = 1;
    int		type;
    char	dir[80], base[80], ext[80];
    OFFProperty	*pProp;


    if ((argc < 3) || (argc > 4))
	{
	fprintf(stderr, "usage: %s [-ab] inobj outobj\n", argv[0]);
	exit(-1);
	}

    if (argv[1][0] == '-')
	{
	switch (argv[1][1])
	    {
	    case 'a':  toascii = 1;  first = 2;  break;
	    case 'b':  toascii = 0;  first = 2;  break;
	    default:
		fprintf(stderr, "Unknown option '%s'\n", argv[1]);
		fprintf(stderr, "usage: %s [-ab] inobj [outobj]\n", argv[0]);
		exit(-1);
	    }
	}

    OFFReadObj(&obj, argv[first]);
    basename(argv[first], indir, inbase, inext);
    basename(argv[first + 1], outdir, outbase, outext);
    pProp = obj.FirstProp;
    while (pProp != NULL)
	{
	if (pProp->PropFileName != NULL)
	    {
	    basename(pProp->PropFileName, dir, base, ext);
	    if (toascii)
		{
		strcpy(newname, outbase);
		strcat(newname, ".");

	    /*  The following kludge will not work if there are valid  */
	    /*  ASCII file extensions that begin with 'b'.  Right now  */
	    /*  we assume that if the extension begins with 'b', the   */
	    /*  file is in binary.                                     */

		if (ext[0] == 'b')
		    strcat(newname, &(ext[1]));
		else
		    strcat(newname, ext);
		}
	    else
		{
		strcpy(newname, outbase);
		strcat(newname, ".b");
		strcat(newname, ext);
		}
	    strcpy(pProp->PropFileName, newname);
	    }
	pProp = pProp->NextProp;
	}

    strcat(outbase, ".obj");

    if (toascii)
	type = OFF_ASCII; 
    else
	type = OFF_BINARY; 
/*    OFFWriteObj(&obj, argv[first + 1], outdir, type);*/
    OFFWriteObj(&obj, argv[first + 1], "/", type);

    }


basename(fullname, dir, base, ext)
    char	*fullname;
    char	*dir;
    char	*base;
    char	*ext;

    {
    int		i, j;

    i = strlen(fullname);
    while ((i >= 0) && (fullname[i] != '.')) i--;
    if (i < 0)
	{ i = 0; ext[0] = '\0'; }
    else
	strcpy(ext, &(fullname[i + 1]));
       
    j = i;
    while ((j >= 0) && (fullname[j] != '/')) j--;
    if (j < 0)
	{ dir[0] = '\0'; }
    else
	{
	strncpy(dir, fullname, j);
	dir[j] = '\0';
	}

    if ((j <= 0) && (i == 0))
	strcpy(base, fullname);
    else
	{
	strncpy(base, &(fullname[j + 1]), i - j - 1);
	base[i - j - 1] = '\0';
	}
    }