19 |
|
fropen(fname) /* find file and open for reading */ |
20 |
|
register char *fname; |
21 |
|
{ |
22 |
< |
extern char *strcpy(); |
22 |
> |
extern char *strcpy(), *getenv(); |
23 |
|
FILE *fp; |
24 |
< |
char pname[256]; |
24 |
> |
char pname[MAXPATH]; |
25 |
|
register char *sp, *cp; |
26 |
|
|
27 |
|
if (fname == NULL) |
28 |
|
return(NULL); |
29 |
|
|
30 |
< |
if (fname[0] == DIRSEP || fname[0] == '.') /* absolute path */ |
30 |
> |
if (ISDIRSEP(fname[0]) || fname[0] == '.') /* absolute path */ |
31 |
|
return(fopen(fname, "r")); |
32 |
|
|
33 |
|
if (libpath == NULL) { /* get search path */ |
41 |
|
cp = pname; |
42 |
|
while (*sp && (*cp = *sp++) != PATHSEP) |
43 |
|
cp++; |
44 |
< |
if (cp > pname && cp[-1] != DIRSEP) |
44 |
> |
if (cp > pname && !ISDIRSEP(cp[-1])) |
45 |
|
*cp++ = DIRSEP; |
46 |
|
strcpy(cp, fname); |
47 |
|
if ((fp = fopen(pname, "r")) != NULL) |