* add cflags for build tools

* ./vcpkg x-add-version nettle

Co-authored-by: Ilya Arzhannikov <iarzhannikov@artec3d.com>

Co-authored-by: Robert Schumacher <roschuma@microsoft.com>

* [nettle] Fix build failure on osx

* Update ports/nettle/portfile.cmake

* Update ports/nettle/portfile.cmake

* Update ports/nettle/portfile.cmake

* Update ports/nettle/portfile.cmake

* [nettle] Fix build error on Linux

* [nettle] Fix build error on Linux

* [nettle] Fix build error on Linux

* [vcpkg/scripts/pkgconfig] rewrite pkgconfig check for libraries.

* [vcpkg/scripts/pkgconfig] fix more details.

* [vcpkg/scripts/pkgconfig] smaller improvements

* ws change to check functionallity of script for testing.

* [vcpkg/scripts/pkgconfig] update to latest test version

* Revert "ws change to check functionallity of script for testing."

This reverts commit 26269e9e776009230777d9390465715f2ebac465.

* [nettle] bump control for vcpkg_fixup_pkgconfig test

* [gmp] rerun CI to create new *.pc files

* [gmp/nettle] enable port debug

* [vcpkg/script/pkgconfig] fix path conversion regex for CI

* [CI|OSX] install pkg-config on osx

* [gmp/nettle] disable port debug

* [vcpkg/scripts/pkgconfig] update to latest version of x windows pr

* [zlib] add pkgconfig file

* [zstd] add fixup pkgconfig

* [libpng] add pc file installation

* [bzip2] install pc file and leave a TODO for somebody else ;)

* [bzip2] bump control

* [vcpkg/scripts/pkgconfig] skip checks if pkgconfig cannot be found.
- small bugfix in ignore flags regex

* retry zstd and zlib

* [libpng] retry by adding dl and m to system libraries for osx

* [libpng] add missing vcpkg_fixup_pkgconfig()

* [vcpkg/scripts/pkgconfig] unset var if found. 

fixes checks for other configurations which will be always succesful otherwise

* [libpng] bump control

* [libpng] enable port debug to debug osx regression

* ws change to retrigger osx ci and hopeing that it works

* fix typo

* [libpng] remove -lm flag on apple platforms

* ws change to rerun some ports in ci for good measure after the merge with master

* Re-trigger CI test

* [zstd] add pkgconfig

* [zstd] correct debug link

* [vcpkg/script/pkgconfig] - add more search suffixes for static libs
- add additional debug messages for debuging
- fix unsetting of cache variables hiding issues with debug libraries
- fixed pkgconfig fix in the debug case

* [pcre] add pthread dependency to pcre

* [protobuf] fix pkgconfig

* include quotes around the prefix in the case the prefix path was quoted (fixes some regressions)
add option NOT_STATIC_PKGCONFIG to run pkg-config without the --static argument

* [ignition-msgs5] get rid of a dev warning

* [apr] fix apr regression

* [protobuf] fix protobuf regression

* [sdl1] fix regression due to variable expansion of pkg-config. Use similar regex to the library removal for ignored flags.

* [ignition] fix regression

* remove changes of zlib portfile.

* reset changes in osx ci pipeline

* add DISABLE_PARALLEL_CONFIGURE

Co-authored-by: Jack·Boos·Yu <47264268+JackBoosY@users.noreply.github.com>
Co-authored-by: JackBoosY <yuzaiyang@beyondsoft.com>
Co-authored-by: Billy Robert O'Neal <bion@microsoft.com>

* [gmp/nettle] try fixing build issues

* [nettle/gmp] remove unnecessary comments

* add new function vcpkg_fixup_pkgconfig

* make message with changed files a debug_message

* add two more cases to the debug *.pc files

* comment out prefix.
use --define-variable=prefix=INSTALL_PATH

* changed the comment header.

* add missing word

* finish vcpkg_fixup_pkgconfig.cmake

* Update vcpkg_fixup_pkgconfig.cmake

Note: since CMake is run in script mode the description of VCPKG_FIXUP_PKGCONFIG_CALLED cannot be viewed

* transfer changes from x windows pr

* fix typo in regex

* add port for vs yasm integration within VCPKG

* add gmp

* add nettle

* add missing windows flag in control

* CI workaround
CI seems to not pass env YASMPATH correctly to cl.
Since YASM is on PATH -> remove $(VCInstallDir) as the default for YasmPath

* overwrite correct import.

* If CI does not give logs just display some extra info

* target replacement was mising

* apply same replacements for nettle

* remove unnecessary status message

* remove unnecessary platform code

* update supports field for vs-yasm

* apply replacement also to libhogweed

* fix static builds

* remove not working code

* remove debug/release options

* add additional replacement for the case the SOURCE dir has already been patched within VCPKG

* add triplet selection to vcpkg_install_msbuild

* fix missing ; in patches

* remove gmp dependency in static builds since they are not required

* cleanup portfiles

* add missing vcpkg_fixup_pkgconfig() call