Hi Denis, On Fri, Mar 13, 2015 at 12:20 PM, Denis Washington wrote: > Achim Gratz writes: >> Denis Washington <denis <at> denisw.de> writes: >> > I suspected that this had something to do with the gcc command defined in >> the Makefile, which includes >> > backslashes to escape quotes in -D values like this: >> > >> > -DNOKOGIRI_LIBXML2_PATH\=\"/home/.../2.9.2\" >> -----------------------------^ >> >> I'd rather suspect the problem here. > > Maybe, but in my eyes that wouldn't explain why this is a GCC compilation > error at the line where NOKOGIRI_LIBXML2_PATH is expanded, rather than an > shell syntax error. Also, \= seems to cause no problem when passed to bash, > as explained. > > FYI, my understanding from looking at Nokogiri's extconf.rb (which generates > the Makefile) is that the escaping is the result of calling Ruby's > Shellwords#shellescape method [1] on the string > '-DNOKOGIRI="/home/.../2.9.2"', so I guess one can assume that the result is > valid bourne shell syntax. > > Regards, > Denis > > [1] > http://ruby-doc.org/stdlib-1.9.3/libdoc/shellwords/rdoc/Shellwords.html#method-c-shellescape >
If you are really curious, you can add the -save-temps switch to the gcc command line. Then you can look at the nokogiri.i and see exactly what the compiler saw. Csaba -- 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
