#
# 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
# 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