Fix compiler warnings across the tree. Adds --enable-warnings-as-errors configure...

[debian/gnuradio] / gnuradio-core / src / lib / general / gri_fft.cc

diff --git a/gnuradio-core/src/lib/general/gri_fft.cc b/gnuradio-core/src/lib/general/gri_fft.cc
index f6e28e1d1e7e055b39decb96b74b3c6f76bf358c..509420d8a85e8c7f4505b110994cb90261a28030 100644 (file)
--- a/gnuradio-core/src/lib/general/gri_fft.cc
+++ b/gnuradio-core/src/lib/general/gri_fft.cc
@@ -37,7 +37,7 @@ static boost::mutex  s_planning_mutex;
 static char *
 wisdom_filename ()
 {
-  static char *filename = ".gr_fftw_wisdom";
+  static const char *filename = ".gr_fftw_wisdom";
 
   char *home = getenv ("HOME");
   if (home){