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cmake: check if NIX_CC exists before using it #192943

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Merged
lovesegfault merged 3 commits into from
Nov 3, 2022
Merged

cmake: check if NIX_CC exists before using it #192943

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7bec82f
cmake: check if NIX_CC exists before using it
Sep 25, 2022
7a9d47d
cmake: check for `$ENV{NIX_CC}` with quotes
KiruyaMomochi Oct 15, 2022
5245e73
cmake: put the `DEFINED` check in the same if-statement
KiruyaMomochi Nov 1, 2022
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20 changes: 11 additions & 9 deletions pkgs/development/tools/build-managers/cmake/001-search-path.diff
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ index b9381c3d7d..5e944640b5 100644
# CMake install location
"${_CMAKE_INSTALL_DIR}"
)
@@ -47,48 +44,48 @@ endif()
@@ -47,48 +44,50 @@ endif()

# Non "standard" but common install prefixes
list(APPEND CMAKE_SYSTEM_PREFIX_PATH
Expand All @@ -22,14 +22,16 @@ index b9381c3d7d..5e944640b5 100644
)

# List common include file locations not under the common prefixes.
+if(IS_DIRECTORY $ENV{NIX_CC}
+ AND EXISTS $ENV{NIX_CC}/nix-support/orig-libc
+ AND EXISTS $ENV{NIX_CC}/nix-support/orig-libc-dev)
+ file(STRINGS "$ENV{NIX_CC}/nix-support/orig-libc" _nix_cmake_libc)
+ file(STRINGS "$ENV{NIX_CC}/nix-support/orig-libc-dev" _nix_cmake_libc_dev)
+else()
+ set(_nix_cmake_libc @libc_lib@)
+ set(_nix_cmake_libc_dev @libc_dev@)
+if(DEFINED ENV{NIX_CC})
+ if(IS_DIRECTORY "$ENV{NIX_CC}"
+ AND EXISTS "$ENV{NIX_CC}/nix-support/orig-libc"
+ AND EXISTS "$ENV{NIX_CC}/nix-support/orig-libc-dev")
+ file(STRINGS "$ENV{NIX_CC}/nix-support/orig-libc" _nix_cmake_libc)
+ file(STRINGS "$ENV{NIX_CC}/nix-support/orig-libc-dev" _nix_cmake_libc_dev)
+ else()
+ set(_nix_cmake_libc @libc_lib@)
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+ set(_nix_cmake_libc_dev @libc_dev@)
+ endif()
+endif()
+
list(APPEND CMAKE_SYSTEM_INCLUDE_PATH
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