-a $HOME/.bashrc and -a ~/.bashrc produce different results

Csaba Raduly rcsaba@gmail.com
Fri May 20 07:32:00 GMT 2011

On Thu, May 19, 2011 at 11:06 PM, Eric Blake  wrote:

> "$HOME" expands $HOME, but "~/.bashrc" does _not_ expand ~.  For
> tilde-expansion to occur, it must be unquoted.

Not only that, it has to be the first character:

3.5.2 Tilde Expansion
If a word begins with an unquoted tilde character (`~'), ...

I've been bitten by this in a makefile when I wrote:

SOMETOOL := ~/sometool

and   -I~/sometool/include   was not expanded. I've made a rule to
only use ${HOME} in makefiles.

GCS a+ e++ d- C++ ULS$ L+$ !E- W++ P+++$ w++$ tv+ b++ DI D++ 5++
The Tao of math: The numbers you can count are not the real numbers.
Life is complex, with real and imaginary parts.
"Ok, it boots. Which means it must be bug-free and perfect. " -- Linus Torvalds
"People disagree with me. I just ignore them." -- Linus Torvalds

Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

More information about the Cygwin mailing list