cirros-testvm/src-cirros/buildroot-2015.05/package/wvstreams/0002-fix-uClibc-compile-execinfo-backtrace.patch

   1 Fix wvstreams so that it builds with uClibc: we don't have execinfo.h,
   2 so we can't do backtrace() stuff.
   3
   4 Signed-off-by: Simon Dawson <spdawson@gmail.com>
   5
   6 diff -Nurp a/utils/wvcrash.cc b/utils/wvcrash.cc
   7 --- a/utils/wvcrash.cc  2008-12-17 12:24:20.000000000 +0000
   8 +++ b/utils/wvcrash.cc  2012-07-27 22:00:15.456502262 +0100
   9 @@ -28,7 +28,9 @@
  10  // FIXME: this file mostly only works in Linux
  11  #ifdef __linux
  12
  13 -# include <execinfo.h>
  14 +#ifdef HAVE_EXECINFO_H
  15 +#include <execinfo.h>
  16 +#endif
  17  #include <unistd.h>
  18
  19  #ifdef __USE_GNU
  20 @@ -267,9 +269,11 @@ static void wvcrash_real(int sig, int fd
  21         }
  22      }
  23
  24 +#ifdef HAVE_EXECINFO_H
  25      wr(fd, "\nBacktrace:\n");
  26      backtrace_symbols_fd(trace,
  27                  backtrace(trace, sizeof(trace)/sizeof(trace[0])), fd);
  28 +#endif
  29
  30      if (pid > 0)
  31      {