diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index e1b75d2c10ad..aca958768d0a 100644 --- a/configure.ac +++ b/configure.ac @@ -1334,6 +1334,20 @@ if test $_os != "WINNT"; then fi AC_SUBST(DLOPEN_LIBS) +# Check for a (GNU) backtrace implementation +AC_ARG_VAR([BACKTRACE_CFLAGS], [Compiler flags needed to use backtrace(3)]) +AC_ARG_VAR([BACKTRACE_LIBS], [Linker flags needed to use backtrace(3)]) +AS_IF([test "x$BACKTRACE_LIBS$BACKTRACE_CFLAGS" = x], [ + save_LIBS="$LIBS" + AC_SEARCH_LIBS([backtrace], [libexecinfo], + [case "$ac_cv_search_backtrace" in -l*) BACKTRACE_LIBS="$ac_cv_search_backtrace";; esac], + [PKG_CHECK_MODULES([BACKTRACE], [libexecinfo], [ac_cv_search_backtrace=], [:])]) + LIBS="$save_LIBS" +]) +AS_IF([test "x$ac_cv_search_backtrace" != xno ], [ + AC_DEFINE([HAVE_FEATURE_BACKTRACE]) +]) + dnl =================================================================== dnl Sanity checks for Emscripten SDK setup dnl =================================================================== |