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From:	Adam Dinwoodie <adam AT dinwoodie DOT org>
Date:	Sun, 9 Aug 2020 19:28:35 +0100
Message-ID:	<CA+kUOakEVPde-W_8jocGZBwNw=wRodKBySRgxAE7_AU8As7FDA@mail.gmail.com>
Subject:	Re: [ANNOUNCEMENT] Updated: curl 7.71.1-1
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On Fri, 24 Jul 2020 at 13:56, Adam Dinwoodie wrote:
>
> Hi Brian,
>
> On Mon, 20 Jul 2020 at 13:53, Brian Inglis wrote:
> >
> > The following packages have been uploaded to the Cygwin distribution:
> >
> > * curl          7.71.1
> > * libcurl4      7.71.1
> > * libcurl-devel 7.71.1
> > * libcurl-doc   7.71.1
>
> This update appears to break parts of Git compilation that work using
> {curl,libcurl4,libcurl-devel}-7.66.0-1.
>
> Simple test case and error output below, setup.log and cygcheck.out
> attached; the setup.log includes a bunch of recent upgrades and
> downgrades while I isolated the problem and confirmed the STC.
>
> Test case: From a Bash shell, run: `curl
> https://git.kernel.org/pub/scm/git/git.git/snapshot/git-v2.27.0.tar.gz
> | tar -xz && cd git-v2.27.0 && make configure && ./configure
> --with-libpcre && make -j18 git-remote-http.exe`. This is a simplified
> version of the normal Cygport build process for the Cygwin Git
> packages.
>
> In the failing case, the `/configure` stage includes the following
> text: `configure: Setting CURL_LDFLAGS to '-lcurl -lnghttp2 -lidn2
> -lssh -lpsl -lssl -lcrypto -lldap -llber -lbrotlidec -lbrotlidec
> -lz'`; in the working case using -7.66.0-1, the corresponding line is
> just `configure: Setting CURL_LDFLAGS to '-lcurl'`.
>
> The error output at the end of the build in the failing case is as below:
>
> ```
>     LINK git-remote-http.exe
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lnghttp2
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lidn2
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lssh
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lpsl
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lldap
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -llber
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lbrotlidec
> /usr/lib/gcc/x86_64-pc-cygwin/9.3.0/../../../../x86_64-pc-cygwin/bin/ld:
> cannot find -lbrotlidec
> collect2: error: ld returned 1 exit status
> make: *** [Makefile:2488: git-remote-http.exe] Error 1
> ```
>
> For now I'm going to continue using the 7.66.0-1 packages; let me know
> if I can help with working out what's going wrong here at all.

Hi Brian,

Is there anything further I can do to help investigate this regression
in the Cygwin curl libraries?

Kind regards,

Adam
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