Fix glibc hooks when using both --with-jemalloc-prefix and --with-mangling
diff --git a/src/jemalloc.c b/src/jemalloc.c
index 3e168fd..d08e103 100644
--- a/src/jemalloc.c
+++ b/src/jemalloc.c
@@ -1181,7 +1181,15 @@
}
#endif
-#if (!defined(JEMALLOC_PREFIX) && defined(__GLIBC__) && !defined(__UCLIBC__))
+/*
+ * is_malloc(je_malloc) is some macro magic to detect if jemalloc_defs.h has
+ * #define je_malloc malloc
+ */
+#define malloc_is_malloc 1
+#define is_malloc_(a) malloc_is_ ## a
+#define is_malloc(a) is_malloc_(a)
+
+#if ((is_malloc(je_malloc) == 1) && defined(__GLIBC__) && !defined(__UCLIBC__))
/*
* glibc provides the RTLD_DEEPBIND flag for dlopen which can make it possible
* to inconsistently reference libc's malloc(3)-compatible functions