Use CCLINKFLAGS for linking all executables and shared libraries

This allows packagers to set additional linker flags for executables and shared
libraries created by OCaml, and for the OCaml tools themselves.
OCaml code can be linked with various C stubs and C libraries that would
benefit from using hardening link flags, such as -Wl,-z,relro.

Origin: other
Bug-Debian: https://bugs.debian.org/702349
Forwarded: no
Last-Update: <2021-12-21>

Gbp-Pq: Name Use-CCLINKFLAGS-for-linking-all-executables-and-shar.patch

diff --git a/configure.ac b/configure.ac
index 3754ad8a393c1f1e5183aacf6e2e6aa05af0aade..929b13eb85c2254eebbdb302e38a28219d109f69 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1450,6 +1450,10 @@ AS_CASE([$target],
     [oc_ldflags="$oc_ldflags -Wl,-z,nobtcfi"
      natdynlinkopts="$natdynlinkopts -Wl,-z,nobtcfi"])
 
+# Use CCLINKFLAGS for linking all executables and shared libraries
+
+mksharedlib="$mksharedlib $CCLINKFLAGS"
+mkexe="$mkexe $CCLINKFLAGS"
 
 # Configure native dynlink