16 |
|
#ifndef ULIBVAR |
17 |
|
#define ULIBVAR "RAYPATH" |
18 |
|
#endif |
19 |
+ |
#ifndef DIRSEP |
20 |
+ |
#define DIRSEP '/' |
21 |
+ |
#endif |
22 |
+ |
#ifndef PATHSEP |
23 |
+ |
#define PATHSEP ':' |
24 |
+ |
#endif |
25 |
|
|
26 |
|
char *libpath = NULL; /* library search path */ |
27 |
|
|
38 |
|
if (fname == NULL) |
39 |
|
return(NULL); |
40 |
|
|
41 |
< |
if (fname[0] == '/' || fname[0] == '.') /* absolute path */ |
41 |
> |
if (fname[0] == DIRSEP || fname[0] == '.') /* absolute path */ |
42 |
|
return(fopen(fname, "r")); |
43 |
|
|
44 |
|
if (libpath == NULL) { /* get search path */ |
50 |
|
sp = libpath; |
51 |
|
do { |
52 |
|
cp = pname; |
53 |
< |
while (*sp && (*cp = *sp++) != ':') |
53 |
> |
while (*sp && (*cp = *sp++) != PATHSEP) |
54 |
|
cp++; |
55 |
< |
if (cp > pname && cp[-1] != '/') |
56 |
< |
*cp++ = '/'; |
55 |
> |
if (cp > pname && cp[-1] != DIRSEP) |
56 |
> |
*cp++ = DIRSEP; |
57 |
|
strcpy(cp, fname); |
58 |
|
if ((fp = fopen(pname, "r")) != NULL) |
59 |
|
return(fp); /* got it! */ |