stat()/lstat() problem (?)

[bertrand marquis]

ZXPLESPAC001, Ext a écrit:

>	Hi,
>
>here is my question/problem (see the example program below):
>-----//--------
>#include <stdio.h>
>
>#include <sys/types.h>
>#include <sys/stat.h>
>#include <errno.h>
>
>static int is_dir(char * dr)
>{
>        struct stat st;
>
>        if(stat(dr, &st) == -1)
>        {
>                perror("stat");
>                return -1;
>
>        }
>        if(lstat(dr, &st) == -1)
>        {
>                perror("lstat");
>                return -1;
>
>        }
>}
>int main(int argc,char **argv)
>{
>        int rc;
>
>        rc=is_dir("//bin");
>        rc=is_dir("/bin");
>}
>-----//--------
>
>With my version of cygwin(Windows NT Ver 4.0 Build 1381 Service Pack 6 -
>cygwin 1.5.9-1) 
>the first call to is_dir() produces an error(stat: No such file or
>directory)
>BUT the same code was compiled and run on Linux (RH9) and Sun (Solaris2.8)
>and
>produces no errors !!
>
>The question is:
>- is the behavior on Linux/Solaris normal ? I fact there ain't a '//bin'
>only a '/bin',
>but even all the shells treat them as representing the same path (BTW 'cd
>//bin' on 
>cygwin/bash doesn't work ...)
>
this is a normal error under cygwin, you should look at the FAQ: // 
refers to network places

>- is it an error in cygwin ? Did all pathes (oops is my english very clear
>?) have to
>treat dupplicated '/' as single '/' ? Is the notion of a pathname normalized
>somewhere
>(maybe posix ?) ?
>
you should remove all // under cygwin to avoid those errors
see:
http://cygwin.com/faq/faq_toc.html#TOC34

>
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