On 20 April 2012 15:02, De-Jian Zhao wrote: > Hi, > > When I type "cyg" and Tab, many executables starting with "cyg" are listed > (Display all 262 possibilities? (y or n) y). I find that many of them are > *.dll libraries under /usr/bin/. This is inconvenient to find the real > executable applications (*.exe). Since *.dll files are only libraries, they > are not necessary to have the attribute of "x". Thus, I run the command > "chmod a-x /usr/bin/*.dll". Unexpectedly, cygwin is corrupted. I closed the > terminal and failed to restart Cygwin. I started my older version of Cygwin > (I did not deleted it after installing a new version), and added "x" to the > previous *.dll files. The dead Cygwin revived. > > I am confused why /usr/bin/*.dll should be executable. I thought they were > only library files. When I tried to run a dll file, bash says "cannot > execute binary file". Are there some hidden stories? DLLs are executables thus they need the +x bit. This is a Windows thing.
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