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rstudio / httpuv

HTTP and WebSocket server package for R
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Fix empty translation unit warning #205

Closed wch closed 5 years ago

wch commented 5 years ago

When the 1.5.0 RC was sent to win-builder, it had a significant warning:

* checking whether package 'httpuv' can be installed ... WARNING
Found the following significant warnings:
  src/win/snprintf.c:42:0: warning: ISO C forbids an empty translation unit [-Wpedantic]
See 'd:/RCompile/CRANguest/R-devel/httpuv.Rcheck/00install.out' for details.

This PR makes the warning go away, using the technique from here: https://stackoverflow.com/a/26541331/412655