Security hardening: Expose Build flags for Position Independed Execution (PIE)

Reviewed-by: Tom Cosgrove <tom.cosgrove@arm.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22596)

1 files changed, 16 insertions, 0 deletions

diff --git a/Configurations/00-base-templates.conf b/Configurations/00-base-templates.conf
index 55da5ec56c..a9ccb0ced8 100644
--- a/Configurations/00-base-templates.conf
+++ b/Configurations/00-base-templates.conf
@@ -76,6 +76,22 @@ my %targets=(
         AR              => "ar",
         ARFLAGS         => "qc",
         CC              => "cc",
+        bin_cflags      =>
+            sub {
+                my @flags = ();
+                if (!defined($disabled{pie})) {
+                    push(@flags, "-fPIE");
+                }
+                return join(" ", @flags);
+            },
+        bin_lflags      =>
+            sub {
+                my @flags = ();
+                if (!defined($disabled{pie})) {
+                    push(@flags, "-pie");
+                }
+                return join(" ", @flags);
+            },
         lflags          =>
             sub {
                 my @libs = ();