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 0004-Use-CCLINKFLAGS-for-linking-all-executables-and-shar.patch

diff --git a/configure.ac b/configure.ac
index 64e6d7e160063c908119db68b1fd053e114a91e8..4d94dc6c128350b12c080611640c1644f7fd3ca4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1353,6 +1353,10 @@ AS_CASE([$host],
     [oc_ldflags="$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