problem with modifying file

[shan75]

i want to modify the H:\WINDOWS\system32\drivers\etc\hosts file. i have write the file handling program in C. i have use the fprintf to writing data in the file. the program executed properly but there is no change when i copy this file in another location it edited properly. i thik the file is used by another process how can i edit the file through C..

please give any suggestion...

[claudiu]

i want to modify the H:\WINDOWS\system32\drivers\etc\hosts file. i have write the file handling program in C. i have use the fprintf to writing data in the file. the program executed properly but there is no change when i copy this file in another location it edited properly. i thik the file is used by another process how can i edit the file through C..

please give any suggestion...

1)Whatever the reason you want to do that for is most likely NOT one fueled by the intent to do any good.

2)The file may be read-only which is a pretty standard administrative policy to prevent its hijacking through attempts like yours.