make __GLIBC_PREREQ check for mallinfo2 portable

2021-05-12 22:53:20 -04:00 · 2021-05-12 22:53:20 -04:00 · 27fcfccb67
parent 93a87ce30b
commit 27fcfccb67
1 changed files with 5 additions and 1 deletions
--- a/h_malloc.c
+++ b/h_malloc.c
@ -1797,9 +1797,13 @@ EXPORT void h_malloc_stats(void) {}
 EXPORT struct mallinfo h_mallinfo(void) {
    return (struct mallinfo){0};
 }
+
+#if __GLIBC_PREREQ(2, 33)
+#define HAVE_MALLINFO2
+#endif
 #endif

-#if (defined(__GLIBC__) && __GLIBC_PREREQ(2, 33)) || defined(__ANDROID__)
+#if defined(HAVE_MALLINFO2) || defined(__ANDROID__)
 #ifndef __GLIBC__
 EXPORT struct mallinfo h_mallinfo(void) {
    struct mallinfo info = {0};