diff options
Diffstat (limited to 'op.c')
| -rw-r--r-- | op.c | 23 |
1 files changed, 16 insertions, 7 deletions
@@ -3451,13 +3451,22 @@ Perl_utilize(pTHX_ int aver, I32 floor, OP *version, OP *id, OP *arg) newSTATEOP(0, Nullch, imop) )); if (packname) { -#ifdef WIN32 - if (ckWARN(WARN_MISC) && !gv_stashpvn(packname, packlen, FALSE)) { - Perl_warner(aTHX_ WARN_MISC, - "Package `%s' not found " - "(did you use the incorrect case?)", packname); - } -#endif + /* The "did you use incorrect case?" warning used to be here. + * The problem is that on case-insensitive filesystems one + * might get false positives for "use" (and "require"): + * "use Strict" or "require CARP" will work. This causes + * portability problems for the script: in case-strict + * filesystems the script will stop working. + * + * The "incorrect case" warning checked whether "use Foo" + * imported "Foo" to your namespace, but that is wrong, too: + * there is no requirement nor promise in the language that + * a Foo.pm should or would contain anything in package "Foo". + * + * There is very little Configure-wise that can be done, either: + * the case-sensitivity of the build filesystem of Perl does not + * help in guessing the case-sensitivity of the runtime environment. + */ safefree(packname); } |