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-rw-r--r--regcomp.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/regcomp.c b/regcomp.c
index ba67264432..01f84a98cb 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -19,7 +19,18 @@
* with the POSIX routines of the same names.
*/
-#ifdef IN_XSUB_RE
+#ifdef PERL_EXT_RE_BUILD
+/* need to replace pregcomp et al, so enable that */
+# ifndef PERL_IN_XSUB_RE
+# define PERL_IN_XSUB_RE
+# endif
+/* need access to debugger hooks */
+# ifndef DEBUGGING
+# define DEBUGGING
+# endif
+#endif
+
+#ifdef PERL_IN_XSUB_RE
/* We *really* need to overwrite these symbols: */
# define Perl_pregcomp my_regcomp
# define Perl_regdump my_regdump
@@ -66,7 +77,7 @@
#include "EXTERN.h"
#include "perl.h"
-#ifndef IN_XSUB_RE
+#ifndef PERL_IN_XSUB_RE
# include "INTERN.h"
#endif