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configure cleanup on windows #28340

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Sep 12, 2015
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36 changes: 27 additions & 9 deletions configure
Original file line number Diff line number Diff line change
Expand Up @@ -1169,12 +1169,21 @@ do
#
# Consequently here we try to detect when that happens and print an
# error if it does.
if $CFG_PYTHON -c 'import sys; print sys.argv[1]' `pwd` | grep '^/'
if $CFG_PYTHON -c 'import sys; print sys.argv[1]' `pwd` | grep '^/' > /dev/null
then
err "python is silently translating windows paths to MSYS paths \
and the build will fail if this python is used.\n\n \
Either an official python install must be used or an \
alternative python package in MinGW must be used."
err "

python is silently translating windows paths to MSYS paths \
and the build will fail if this python is used.

Either an official python install must be used or an \
alternative python package in MinGW must be used.

If you are building under msys2 try installing the mingw-w64-x86_64-python2 \
package instead of python2:

$ pacman -R python2 && pacman -S mingw-w64-x86_64-python2
"
fi

# MSVC requires cmake because that's how we're going to build LLVM
Expand All @@ -1185,10 +1194,19 @@ do
# detect that here and error.
if ! "$CFG_CMAKE" --help | sed -n '/^Generators/,$p' | grep 'Visual Studio' > /dev/null
then
err "cmake does not support Visual Studio generators.\n\n \
This is likely due to it being an msys/cygwin build of cmake, \
rather than the required windows version, built using MinGW \
or Visual Studio."
err "

cmake does not support Visual Studio generators.

This is likely due to it being an msys/cygwin build of cmake, \
rather than the required windows version, built using MinGW \
or Visual Studio.

If you are building under msys2 try installing the mingw-w64-x86_64-cmake \
package instead of cmake:

$ pacman -R cmake && pacman -S mingw-w64-x86_64-cmake
"
fi

# Use the REG program to figure out where VS is installed
Expand Down