* "A ship then new they built for him/of mithril and of elven glass" --Bilbo
*/
+/* This file contains the top-level functions that are used to create, use
+ * and destroy a perl interpreter, plus the functions used by XS code to
+ * call back into perl. Note that it does not contain the actual main()
+ * function of the interpreter; that can be found perlmain.c
+ */
+
/* PSz 12 Nov 03
*
* Be proud that perl(1) may proclaim:
my_perl = (PerlInterpreter*)PerlMem_malloc(sizeof(PerlInterpreter));
INIT_TLS_AND_INTERP;
- Zero(my_perl, 1, PerlInterpreter);
- return my_perl;
+ return ZeroD(my_perl, 1, PerlInterpreter);
}
#endif /* PERL_IMPLICIT_SYS */
sv_catpv(PL_Sv,"\" Locally applied patches:\\n\",");
for (i = 1; i <= LOCAL_PATCH_COUNT; i++) {
if (PL_localpatches[i])
- Perl_sv_catpvf(aTHX_ PL_Sv,"q\" \t%s\n\",",PL_localpatches[i]);
+ Perl_sv_catpvf(aTHX_ PL_Sv,"q%c\t%s\n%c,",
+ 0, PL_localpatches[i], 0);
}
}
#endif
ENTER;
SAVETMPS;
- push_return(Nullop);
PUSHBLOCK(cx, (CXt_EVAL|CXp_TRYBLOCK), PL_stack_sp);
PUSHEVAL(cx, 0, 0);
PL_eval_root = PL_op; /* Only needed so that goto works right. */
POPBLOCK(cx,newpm);
POPEVAL(cx);
- pop_return();
PL_curpm = newpm;
LEAVE;
}
int
Perl_get_debug_opts(pTHX_ char **s)
{
+ static char *usage_msgd[] = {
+ " Debugging flag values: (see also -d)",
+ " p Tokenizing and parsing (with v, displays parse stack)",
+ " s Stack snapshots. with v, displays all stacks",
+ " l Context (loop) stack processing",
+ " t Trace execution",
+ " o Method and overloading resolution",
+ " c String/numeric conversions",
+ " P Print profiling info, preprocessor command for -P, source file input state",
+ " m Memory allocation",
+ " f Format processing",
+ " r Regular expression parsing and execution",
+ " x Syntax tree dump",
+ " u Tainting checks (Obsolete, previously used for LEAKTEST)",
+ " H Hash dump -- usurps values()",
+ " X Scratchpad allocation",
+ " D Cleaning up",
+ " S Thread synchronization",
+ " T Tokenising",
+ " R Include reference counts of dumped variables (eg when using -Ds)",
+ " J Do not s,t,P-debug (Jump over) opcodes within package DB",
+ " v Verbose: use in conjunction with other flags",
+ " C Copy On Write",
+ " A Consistency checks on internal structures",
+ " q quiet - currently only suppressed the 'EXECUTING' message",
+ NULL
+ };
int i = 0;
if (isALPHA(**s)) {
/* if adding extra options, remember to update DEBUG_MASK */
if (d)
i |= 1 << (d - debopts);
else if (ckWARN_d(WARN_DEBUGGING))
- Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
- "invalid option -D%c\n", **s);
+ Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
+ "invalid option -D%c, use -D'' to see choices\n", **s);
}
}
- else {
+ else if (isDIGIT(**s)) {
i = atoi(*s);
for (; isALNUM(**s); (*s)++) ;
}
+ else {
+ char **p = usage_msgd;
+ while (*p) PerlIO_printf(PerlIO_stdout(), "%s\n", *p++);
+ }
# ifdef EBCDIC
if ((i & DEBUG_p_FLAG) && ckWARN_d(WARN_DEBUGGING))
Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
#else /* !DEBUGGING */
if (ckWARN_d(WARN_DEBUGGING))
Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
- "Recompile perl with -DDEBUGGING to use -D switch\n");
+ "Recompile perl with -DDEBUGGING to use -D switch (did you mean -d ?)\n");
for (s++; isALNUM(*s); s++) ;
#endif
/*SUPPRESS 530*/
}
#endif /* IAMSUID */
if (!PL_rsfp) {
-/* PSz 16 Sep 03 Keep neat error message */
- Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n",
- CopFILE(PL_curcop), Strerror(errno));
+ /* PSz 16 Sep 03 Keep neat error message */
+ Perl_croak(aTHX_ "Can't open perl script \"%s\": %s\n",
+ CopFILE(PL_curcop), Strerror(errno));
}
}
New(54,PL_savestack,REASONABLE(128),ANY);
PL_savestack_ix = 0;
PL_savestack_max = REASONABLE(128);
-
- New(54,PL_retstack,REASONABLE(16),OP*);
- PL_retstack_ix = 0;
- PL_retstack_max = REASONABLE(16);
}
#undef REASONABLE
Safefree(PL_markstack);
Safefree(PL_scopestack);
Safefree(PL_savestack);
- Safefree(PL_retstack);
}
STATIC void
STATUS_NATIVE_SET(44);
}
else {
- if (!vaxc$errno && errno) /* unlikely */
+ if (!vaxc$errno) /* unlikely */
STATUS_NATIVE_SET(44);
else
STATUS_NATIVE_SET(vaxc$errno);