how to build cygwin from source?

Marco Atzeri
Tue Jul 5 12:54:00 GMT 2016

On 05/07/2016 14:46, wrote:
> I configured like this:
> mkdir /oss/src
> mkdir /oss/build
> mkdir /oss/install
> cd build
> /oss/src/configure --prefix=/oss/install

this is a call to a configure with absolute path

> make >& make.out
> make install > install.log 2>&1
> when i compiled cygwin2.5.2-1 from source code  in cygwin 2.2.1-1(win 7),i got a error:
> c++wrap -O2 -g -fno-rtti -fno-exceptions -fno-use-cxa-atexit -Wall -Wstrict-aliasing -Wwrite-strings -fno-common -pipe -fbuiltin -fmessage-length=0 -MMD -Werror -fmerge-constants -ftracer -c -o autoload.o

> ../../../../cygwinSrc/winsup/cygwin/

but this is a relative path.
Have you some residual around of a previous build ?

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