perl.c: Improve buildcustomize error message

[perl5.git] / perl.c

diff --git a/perl.c b/perl.c
index 4af5348..b61e2ff 100644 (file)
--- a/perl.c
+++ b/perl.c
@@ -2070,10 +2070,9 @@ S_parse_body(pTHX_ char **env, XSINIT_t xsinit)
                it should be reported immediately as a build failure.  */
            (void)Perl_av_create_and_unshift_one(aTHX_ &PL_preambleav,
                                                 Perl_newSVpvf(aTHX_
-                               "BEGIN { do {local $!; -f q%c./%"SVf
-                               "/buildcustomize.pl%c} and do q%c./%"SVf
-                               "/buildcustomize.pl%c || die $@ }",
-                                                              0, SVfARG(*inc0), 0,
+               "BEGIN { my $f = q%c./%"SVf"/buildcustomize.pl%c; "
+                       "do {local $!; -f $f }"
+                       " and do $f || die $@ || qq '$f: $!' }",
                                                               0, SVfARG(*inc0), 0));
        }
 #  else