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| author | Nick Mathewson <nickm@torproject.org> | 2013-07-26 12:46:17 +0200 |
|---|---|---|
| committer | Nick Mathewson <nickm@torproject.org> | 2013-11-18 10:43:15 -0500 |
| commit | 2662885aa9cb6c9b7447b729d0321a633e8c46c3 (patch) | |
| tree | 6a55e91c2b1bf172a56418e6304823dafd1cc0f3 /configure.ac | |
| parent | ce8ae49c9437086a886af631d3f618ec338637d0 (diff) | |
| download | tor-2662885aa9cb6c9b7447b729d0321a633e8c46c3.tar.gz tor-2662885aa9cb6c9b7447b729d0321a633e8c46c3.zip | |
Use pc_from_ucontext.m4 from Google Performance Tools
This M4 module lets us learn the right way (out of at least 18
possibilities) to extract the current PC for stack-trace-fixup-in-signal
purposes. The Google Performance Tools license is 3-clause BSD.
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 8e247db328..06e9e3b37e 100644 --- a/configure.ac +++ b/configure.ac @@ -937,6 +937,8 @@ AC_CHECK_SIZEOF(pid_t) AC_CHECK_TYPES([uint, u_char, ssize_t]) +AC_PC_FROM_UCONTEXT([/bin/true]) + dnl used to include sockaddr_storage, but everybody has that. AC_CHECK_TYPES([struct in6_addr, struct sockaddr_in6, sa_family_t], , , [#ifdef HAVE_SYS_TYPES_H |