gnu: tcp-wrappers: Allow compilation with glibc 2.33.

* gnu/packages/networking.scm (tcp-wrappers)[source]: Add 'snippet'.
2021-11-20 22:37:21 +01:00 · 2021-11-20 22:37:21 +01:00 · ce67634629
parent 83010a08bc
commit ce67634629
1 changed files with 11 additions and 1 deletions
--- a/gnu/packages/networking.scm
+++ b/gnu/packages/networking.scm
@ -995,7 +995,17 @@ (define-public tcp-wrappers
                    version ".tar.gz"))
              (sha256
               (base32
-                "0p9ilj4v96q32klavx0phw9va21fjp8vpk11nbh6v2ppxnnxfhwm"))))
+                "0p9ilj4v96q32klavx0phw9va21fjp8vpk11nbh6v2ppxnnxfhwm"))
+              (modules '((guix build utils)))
+              (snippet
+               ;; 'sys_errlist' & co. are gone in glibc 2.33; work around it.
+               '(substitute* "percent_m.c"
+                  (("sys_errlist\\[errno\\]")
+                   "strerror (errno)")
+                  (("errno < sys_nerr")
+                   "(1)")
+                  (("errno >= sys_nerr")
+                   "(0)")))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases