Files
QNX/lib/compat/win32/dirname.c
2025-08-20 19:02:58 +08:00

53 lines
1.2 KiB
C

/*
* $QNXLicenseC:
* Copyright 2007, QNX Software Systems. All Rights Reserved.
*
* You must obtain a written license from and pay applicable license fees to QNX
* Software Systems before you may reproduce, modify or distribute this software,
* or any work that includes all or part of this software. Free development
* licenses are available for evaluation and non-commercial purposes. For more
* information visit http://licensing.qnx.com or email licensing@qnx.com.
*
* This file may contain contributions from others. Please review this entire
* file for other proprietary rights or license notices, as well as the QNX
* Development Suite License Guide at http://licensing.qnx.com/license-guide/
* for other information.
* $
*/
char *dirname(char *fname) {
if(fname) {
char *dir = fname, *lastslash = 0;
while(*fname) {
if(*fname == '/') {
char *p;
for(p = fname; *p; p++) {
if(*p != '/') {
if((lastslash = fname) == dir) {
lastslash++;
}
break;
}
}
if(!lastslash && !*p) {
lastslash = p;
dir = --p;
break;
}
}
fname++;
}
if(lastslash) {
*lastslash = '\0';
return dir;
}
}
return ".";
}