[Libguestfs] [PATCH 7/7] perl: show warnings for deprecated functions

Emit a deprecation warning when a deprecated function is used, so users have a way to know that they are using one. --- generator/perl.ml | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/generator/perl.ml b/generator/perl.ml index efb31077c..af19650a8 100644 --- a/generator/perl.ml +++ b/generator/perl.ml @@ -335,7 +335,7 @@ PREINIT: List.iter ( fun { name; style = (ret, args, optargs as style); - c_function; c_optarg_prefix } -> + c_function; c_optarg_prefix; deprecated_by } -> (match ret with | RErr -> pr "void\n" | RInt _ -> pr "SV *\n" @@ -444,6 +444,16 @@ PREINIT: pr " PPCODE:\n"; ); + (match deprecated_by with + | Not_deprecated -> () + | Replaced_by alt -> + pr " Perl_ck_warner (aTHX_ packWARN(WARN_DEPRECATED),\n"; + pr " \"Sys::Guestfs::%s is deprecated; use Sys::Guestfs::%s instead\");\n" name alt; + | Deprecated_no_replacement -> + pr " Perl_ck_warner (aTHX_ packWARN(WARN_DEPRECATED),\n"; + pr " \"Sys::Guestfs::%s is deprecated\");\n" name; + ); + (* For optional arguments, convert these from the XSUB "items" * variable by hand. *) -- 2.20.1