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Improve libunwind detection.

Browse Source 
http://code.google.com/p/google-glog/issues/detail?id=42


git-svn-id: https://google-glog.googlecode.com/svn/trunk@84 eb4d4688-79bd-11dd-afb4-1d65580434c0
This commit is contained in:
2010-05-28 03:45:27 +00:00
parent 9e15c473b7
commit f31f51085c
2 changed files with 4 additions and 2 deletions
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4
configure vendored
View File

@ -21133,7 +21133,9 @@ if test `eval echo '${'$as_ac_Header'}'` = yes; then
cat >>confdefs.h <<_ACEOF
#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
_ACEOF
ac_cv_have_libunwind_h=1
else
ac_cv_have_libunwind_h=0
fi
done

2
configure.ac
View File

@ -36,7 +36,7 @@ AC_CHECK_HEADERS(sys/syscall.h)
# For backtrace with glibc.
AC_CHECK_HEADERS(execinfo.h)
# For backtrace with libunwind.
AC_CHECK_HEADERS(libunwind.h)
AC_CHECK_HEADERS(libunwind.h, ac_cv_have_libunwind_h=1, ac_cv_have_libunwind_h=0)
AC_CHECK_HEADERS(ucontext.h)
AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_HEADERS(pwd.h)