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Prevent CMake Error on Custom Python Builds#1986

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wjakob merged 1 commit into
pybind:masterfrom
mattdawkins:fix-cmake-error
Nov 14, 2019
Merged

Prevent CMake Error on Custom Python Builds#1986
wjakob merged 1 commit into
pybind:masterfrom
mattdawkins:fix-cmake-error

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@mattdawkins

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Without this change, on custom python builds (for example, the debug CPython build I just did on windows) the sys.prefix variable can sometimes be empty in the above python call, leading to only 5 arguments being passed into the cmake regex call here, result in a cmake configure time error. Adding quotes ensures 6 arguments are passed in.

@mattdawkins

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CMake Error at tools/FindPythonLibsNew.cmake:137 (string):
  string sub-command REGEX, mode REPLACE needs at least 6 arguments total to
  command.
Call Stack (most recent call first):
  tools/pybind11Tools.cmake:16 (find_package)
  CMakeLists.txt:33 (include)

@wjakob

wjakob commented Nov 14, 2019

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LGTM, thanks!

@wjakob wjakob merged commit 6f11347 into pybind:master Nov 14, 2019
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2 participants