Re: gold linker and collect2: fatal error: cannot find 'ld'

[Pierre Neidhardt]

So it seems that the following change to make-ld-wrapper triggers a
rebuild of the world on every "guix build".  Any idea why?  Ludo?

--8<---------------cut here---------------start------------->8---
@@ -537,14 +537,15 @@ included.")
                           binutils
                           (guile (canonical-package guile-2.2))
                           (bash (canonical-package bash))
-                          (guile-for-build guile))
-  "Return a package called NAME that contains a wrapper for the 'ld' program
-of BINUTILS, which adds '-rpath' flags to the actual 'ld' command line.  The
-wrapper uses GUILE and BASH.
+                          (guile-for-build guile)
+                          (linker-name "ld"))
+  "Return a package called NAME that contains a wrapper for the linker program,
+('ld' of BINUTILS by default), which adds '-rpath' flags to the actual linker
+command line.  The wrapper uses GUILE and BASH.
 
 TARGET must be a one-argument procedure that, given a system type, returns a
 cross-compilation target triplet or #f.  When the result is not #f, make a
-wrapper for the cross-linker for that target, called 'TARGET-ld'."
+wrapper for the cross-linker for that target, called 'TARGET-LINKER-NAME'."
   ;; Note: #:system->target-triplet is a procedure so that the evaluation of
   ;; its result can be delayed until the 'arguments' field is evaluated, thus
   ;; in a context where '%current-system' is accurate.
@@ -569,8 +570,8 @@ wrapper for the cross-linker for that target, called 
'TARGET-ld'."
                      (let* ((out (assoc-ref %outputs "out"))
                             (bin (string-append out "/bin"))
                             (ld  ,(if target
-                                      `(string-append bin "/" ,target "-ld")
-                                      '(string-append bin "/ld")))
+                                      `(string-append bin "/" ,target "-" 
,linker-name)
+                                      `(string-append bin "/" ,linker-name)))
                             (go  (string-append ld ".go")))
 
                        (setvbuf (current-output-port) _IOLBF)
@@ -593,8 +594,8 @@ wrapper for the cross-linker for that target, called 
'TARGET-ld'."
                           (string-append (assoc-ref %build-inputs "binutils")
                                          ,(if target
                                               (string-append "/bin/"
-                                                             target "-ld")
-                                              "/bin/ld"))))
+                                                             target "-" 
linker-name)
+                                              (string-append "/bin/" 
linker-name)))))
                        (chmod ld #o555)
                        (compile-file ld #:output-file go)
                        #t)))))

--8<---------------cut here---------------end--------------->8---

-- 
Pierre Neidhardt
https://ambrevar.xyz/

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