include an extern C function in libfsm so we can use AC_CHECK_LIB

adrian-thurston · Mar 12, 2023 · 28b6e0a · 28b6e0a
1 parent d00ef79
commit 28b6e0a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/libfsm/codegen.cc b/src/libfsm/codegen.cc
@@ -30,6 +30,8 @@
 #include <assert.h>
 #include <iomanip>
 
+// Convenience: for checking for the presence of the libfsm.
+extern "C" void libfsm_present() {}
 
 using std::ostream;
 using std::ostringstream;