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authorFather Chrysostomos <sprout@cpan.org>2012-06-29 00:50:30 -0700
committerFather Chrysostomos <sprout@cpan.org>2012-06-29 00:51:10 -0700
commit70794f7b4fe6d2c8f69493d55274dba5e4a20f91 (patch)
treeca7d8a3686283b1c5bcf9ca926c631da1782fd59 /embed.h
parent5dff782da0fedb2c813f8a63e1a8df588bb6159e (diff)
downloadperl-70794f7b4fe6d2c8f69493d55274dba5e4a20f91.tar.gz
Make formats close over the right closure
This was brought up in ticket #113812. Formats that are nested inside closures only work if invoked from directly inside that closure. Calling the format from an inner sub call won’t work. Commit af41786fe57 stopped it from crashing, making it work as well as 5.8, in that closed-over variables would be undefined, being unavailable. This commit adds a variation of the find_runcv function that can check whether CvROOT matches an argument passed in. So we look not for the current sub, but for the topmost sub on the call stack that is a clone of the closure prototype that the format’s CvOUTSIDE field points to.
Diffstat (limited to 'embed.h')
-rw-r--r--embed.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/embed.h b/embed.h
index 00b54fa9f3..720e2531b2 100644
--- a/embed.h
+++ b/embed.h
@@ -1077,6 +1077,7 @@
#define dump_packsubs_perl(a,b) Perl_dump_packsubs_perl(aTHX_ a,b)
#define dump_sub_perl(a,b) Perl_dump_sub_perl(aTHX_ a,b)
#define finalize_optree(a) Perl_finalize_optree(aTHX_ a)
+#define find_runcv_where(a,b,c) Perl_find_runcv_where(aTHX_ a,b,c)
#define find_rundefsv2(a,b) Perl_find_rundefsv2(aTHX_ a,b)
#define find_script(a,b,c,d) Perl_find_script(aTHX_ a,b,c,d)
#define free_tied_hv_pool() Perl_free_tied_hv_pool(aTHX)