compilers:

    - description: OpenWatcom 32-bit Windows target
      match-args: "-bt=nt"
      match-compiler-exe: "(.*/)?wcc386(\\.exe)?"
      include-dirs: "${compiler-exe-dir}/../h ${compiler-exe-dir}../h/nt"
      defines-text: "
#define __X86__ 1
#define __386__ 1
#define M_I386 1
#define _M_I386 1
#define _M_IX86 500
#define __NT__ 1
#define __WINDOWS_386__ 1
#define __FLAT__ 1
#define M_386FM 1
#define _M_386FM 1
#define __WATCOMC__ 1280
#define _INTEGRAL_MAX_BITS 64"

compilers:

    - description: OpenWatcom DOS target
      match-args: "-bt=dos"
      match-compiler-exe: "(.*/)?wcc(\\.exe)?"
      include-dirs: "${compiler-exe-dir}/../H"
      defines-text: "
#define __X86__ 1
#define __I86__
#define M_I86
#define _M_I86
#define _M_IX86 0
#define __DOS__
#define _DOS
#define MSDOS
#define __LARGE__
#define M_I86LM
#define _M_I86LM
#define __WATCOMC__ 1280
#define _INTEGRAL_MAX_BITS=64"

Output:

C:\Users\claunia\AppData\Local\JetBrains\Toolbox\apps\CLion\ch-1\213.4928.11\bin\cmake\win\bin\cmake.exe -DCMAKE_BUILD_TYPE=Release -DCMAKE_MAKE_PROGRAM=C:/WATCOM/binnt64/nmake.exe -DCMAKE_C_COMPILER=C:/WATCOM/binnt64/wcc.exe -DCMAKE_CXX_COMPILER=C:/WATCOM/binnt64/wcc.exe -G "Unix Makefiles" -DCMAKE_SYSTEM_NAME=DOS C:\Users\claunia\Development\Aaru\fstester\setter
CMake Deprecation Warning at CMakeLists.txt:25 (cmake_minimum_required):
  Compatibility with CMake < 2.8.12 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value or use a ...<max> suffix to tell
  CMake that the project does not need compatibility with older versions.


Detected system name: DOS
Detected system processor: 
-- Configuring done
-- Generating done
-- Build files have been written to: C:/Users/claunia/Development/Aaru/fstester/setter/cmake-build-release-system

[Finished]

As a first try.

compilers:

    - description: OpenWatcom 32-bit OS/2 target
      match-args: "-bt=os2"
      match-compiler-exe: "(.*/)?wcc386(\\.exe)?"
      include-dirs: "${compiler-exe-dir}/../h ${compiler-exe-dir}../h/os2"
      defines-text: "
#define __X86__ 1
#define __386__ 1
#define M_I386 1
#define _M_I386 1
#define _M_IX86 500
#define __OS2__ 1
#define __FLAT__ 1
#define M_386FM 1
#define _M_386FM 1
#define __WATCOMC__ 1280
#define _INTEGRAL_MAX_BITS 64"

compilers:

    - description: OpenWatcom 16-bit OS/2 target
      match-args: "-bt=os2"
      match-compiler-exe: "(.*/)?wcc(\\.exe)?"
      include-dirs: "${compiler-exe-dir}/../h ${compiler-exe-dir}../h/os21x"
      defines-text: "
#define __X86__ 1
#define __I86__ 1
#define M_I86 1
#define _M_I86 1
#define _M_IX86 0
#define __OS2__ 1
#define __LARGE__ 1
#define M_I86LM 1
#define _M_I86LM 1
#define __WATCOMC__ 1280
#define _INTEGRAL_MAX_BITS 64"

compilers:

    - description: OpenWatcom NetWare target
      match-args: "-bt=netware"
      match-compiler-exe: "(.*/)?wcc386(\\.exe)?"
      include-dirs: "${compiler-exe-dir}/../novh"
      defines-text: "
#define __X86__ 1
#define __386__ 1
#define M_I386 1
#define _M_I386 1
#define _M_IX86 500 1
#define __NETWARE__ 1
#define __NETWARE_386__ 1
#define __FLAT__ 1
#define M_386FM 1
#define _M_386FM 1
#define __WATCOMC__ 1280
#define _INTEGRAL_MAX_BITS 64"

Thank you for this welcome new feature.

This pull request aims to fix the regexp used in "custom-compiler-armcc.yaml" with the following effect: ARMCC can now be detected on Linux systems as well as Windows.

Best regards