From b6c134c4cd8795a18fbeb6d229bbebb022319efa Mon Sep 17 00:00:00 2001
From: Dennis Bonke <admin@dennisbonke.com>
Date: Sun, 13 Feb 2022 16:15:29 +0100
Subject: [PATCH] options/linux: Add two ifaddrs functions

Signed-off-by: Dennis Bonke <admin@dennisbonke.com>
---
 options/linux/generic/ifaddrs.cpp | 15 +++++++++++++++
 options/linux/include/ifaddrs.h   |  3 +++
 options/linux/meson.build         |  1 +
 3 files changed, 19 insertions(+)
 create mode 100644 options/linux/generic/ifaddrs.cpp

diff --git a/options/linux/generic/ifaddrs.cpp b/options/linux/generic/ifaddrs.cpp
new file mode 100644
index 0000000000..67dfbc6ce9
--- /dev/null
+++ b/options/linux/generic/ifaddrs.cpp
@@ -0,0 +1,15 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <ifaddrs.h>
+#include <errno.h>
+
+int getifaddrs(struct ifaddrs **) {
+	mlibc::infoLogger() << "mlibc: getifaddrs fails unconditionally!" << frg::endlog;
+	errno = ENOSYS;
+	return -1;
+}
+
+void freeifaddrs(struct ifaddrs *) {
+	mlibc::infoLogger() << "mlibc: freeifaddrs is a stub!" << frg::endlog;
+	return;
+}
diff --git a/options/linux/include/ifaddrs.h b/options/linux/include/ifaddrs.h
index 164ed4cbe8..aaab2c7a86 100644
--- a/options/linux/include/ifaddrs.h
+++ b/options/linux/include/ifaddrs.h
@@ -21,6 +21,9 @@ struct ifaddrs {
 	void *ifa_data;
 };
 
+int getifaddrs(struct ifaddrs **);
+void freeifaddrs(struct ifaddrs *);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/options/linux/meson.build b/options/linux/meson.build
index a17902b379..47c92814ec 100644
--- a/options/linux/meson.build
+++ b/options/linux/meson.build
@@ -23,6 +23,7 @@ libc_sources += files(
 	'generic/linux-unistd.cpp',
 	'generic/malloc.cpp',
 	'generic/sys-fsuid.cpp',
+	'generic/ifaddrs.cpp',
 )
 
 if not no_headers