pkgs/development/libraries/libunwind/backtrace-only-with-glibc.patch

   1 From 04437142399662b576bd55a85485c6dcc14d0812 Mon Sep 17 00:00:00 2001
   2 From: Khem Raj <raj.khem at gmail.com>
   3 Date: Thu, 31 Dec 2015 06:44:07 +0000
   4 Subject: [PATCH] backtrace: Use only with glibc and uclibc
   5
   6 backtrace API is glibc specific not linux specific
   7 so make it behave so.
   8
   9 Signed-off-by: Khem Raj <raj.khem at gmail.com>
  10 ---
  11 Upstream-Status: Pending
  12
  13  tests/test-coredump-unwind.c | 4 +++-
  14  1 file changed, 3 insertions(+), 1 deletion(-)
  15
  16 diff --git a/tests/test-coredump-unwind.c b/tests/test-coredump-unwind.c
  17 index 5254708..8767b42 100644
  18 --- a/tests/test-coredump-unwind.c
  19 +++ b/tests/test-coredump-unwind.c
  20 @@ -57,7 +57,9 @@
  21  #include <grp.h>
  22
  23  /* For SIGSEGV handler code */
  24 +#ifdef __GLIBC__
  25  #include <execinfo.h>
  26 +#endif
  27  #include <sys/ucontext.h>
  28
  29  #include <libunwind-coredump.h>
  30 @@ -238,11 +240,11 @@ void handle_sigsegv(int sig, siginfo_t *info, void *ucontext)
  31                         ip);
  32
  33    {
  34 +#ifdef __GLIBC__
  35      /* glibc extension */
  36      void *array[50];
  37      int size;
  38      size = backtrace(array, 50);
  39 -#ifdef __linux__
  40      backtrace_symbols_fd(array, size, 2);
  41  #endif
  42    }
  43 --
  44 2.6.4
  45