ahmadsamir added a comment. According to [1], for windows, it's _MAX_FNAME defined in stdlib.h [1] https://docs.microsoft.com/en-us/cpp/c-runtime-library/path-field-limits?view=vs-2019 see also https://docs.microsoft.com/en-us/cpp/c-runtime-library/filename-max?view=vs-2019 However, I've never built anything on windows... REPOSITORY R244 KCoreAddons REVISION DETAIL https://phabricator.kde.org/D24489 To: mardelle, #frameworks, dfaure, mpyne Cc: ahmadsamir, kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns