ARROW-1115: [C++] use CCACHE_FOUND value #751
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summary
for C++ Project
use
CCACHE_FOUNDvalue whencmakebuild.Because an error occurs in macOS environment with Homebrew installation.
error detail
Even if
/usr/local/binis not included in the PATH environment variable,find_programwill return/usr/local/bin/ccache. In that case,ccache(not/usr/local/bin/ccache) will be used as the ccache's program name.As a result the build will fail.
reference
Homebrew/homebrew-core#14105