| 378 |
|
isview(s) /* is this a view string? */ |
| 379 |
|
char *s; |
| 380 |
|
{ |
| 381 |
< |
static char *altname[]={NULL,"rpict","rview","pinterp",VIEWSTR,NULL}; |
| 382 |
< |
extern char *progname, *rindex(); |
| 381 |
> |
static char *altname[]={NULL,VIEWSTR,"rpict","rview","pinterp",NULL}; |
| 382 |
> |
extern char *progname; |
| 383 |
|
register char *cp; |
| 384 |
|
register char **an; |
| 385 |
|
/* add program name to list */ |
| 386 |
< |
if (altname[0] == NULL) |
| 387 |
< |
if ((cp = rindex(progname, DIRSEP)) != NULL) |
| 388 |
< |
altname[0] = cp+1; |
| 389 |
< |
else |
| 390 |
< |
altname[0] = progname; |
| 386 |
> |
if (altname[0] == NULL) { |
| 387 |
> |
for (cp = progname; *cp; cp++) |
| 388 |
> |
; |
| 389 |
> |
while (cp > progname && !ISDIRSEP(cp[-1])) |
| 390 |
> |
cp--; |
| 391 |
> |
altname[0] = cp; |
| 392 |
> |
} |
| 393 |
|
/* skip leading path */ |
| 394 |
|
cp = s; |
| 395 |
|
while (*cp && *cp != ' ') |
| 396 |
|
cp++; |
| 397 |
< |
while (cp > s && cp[-1] != DIRSEP) |
| 397 |
> |
while (cp > s && !ISDIRSEP(cp[-1])) |
| 398 |
|
cp--; |
| 399 |
|
for (an = altname; *an != NULL; an++) |
| 400 |
|
if (!strncmp(*an, cp, strlen(*an))) |
