From: Jan Janssen <medhefgo@web.de>
Date: Thu, 9 Feb 2023 20:03:14 +0000 (+0100)
Subject: boot: Fix undefined reference to raise() on arm
X-Git-Tag: v253-rc3~9
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59833064742310bfccf028b0278811ba5cff8dcf;p=thirdparty%2Fsystemd.git

boot: Fix undefined reference to raise() on arm

This is just a workaround. Once we drop gnu-efi, the arm build system
for EFI binaries should be changed to use the arm-none-eabi toolchain,
which should not exhibit this behavior.
---

diff --git a/src/boot/efi/util.c b/src/boot/efi/util.c
index 403b78c033c..0133919706a 100644
--- a/src/boot/efi/util.c
+++ b/src/boot/efi/util.c
@@ -721,3 +721,9 @@ void *find_configuration_table(const EFI_GUID *guid) {
 
         return NULL;
 }
+
+/* libgcc's __aeabi_ldiv0 intrinsic will call raise() on division by zero, so we
+ * need to provide one ourselves for now. */
+_noreturn_ int raise(int sig) {
+        assert_not_reached();
+}