From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 7 Mar 2024 17:28:00 -0500
Subject: lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 .../options/internal/generic/global-config.cpp     | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 lib/mlibc/options/internal/generic/global-config.cpp

(limited to 'lib/mlibc/options/internal/generic/global-config.cpp')

diff --git a/lib/mlibc/options/internal/generic/global-config.cpp b/lib/mlibc/options/internal/generic/global-config.cpp
new file mode 100644
index 0000000..264a984
--- /dev/null
+++ b/lib/mlibc/options/internal/generic/global-config.cpp
@@ -0,0 +1,27 @@
+#include <stdlib.h>
+#include <string.h>
+#include <mlibc/global-config.hpp>
+
+namespace mlibc {
+
+struct GlobalConfigGuard {
+	GlobalConfigGuard();
+};
+
+GlobalConfigGuard guard;
+
+GlobalConfigGuard::GlobalConfigGuard() {
+	// Force the config to be created during initialization of libc.so.
+	mlibc::globalConfig();
+}
+
+static bool envEnabled(const char *env) {
+	auto value = getenv(env);
+	return value && *value && *value != '0';
+}
+
+GlobalConfig::GlobalConfig() {
+	debugMalloc = envEnabled("MLIBC_DEBUG_MALLOC");
+}
+
+}
-- 
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