X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=Declare.xs;h=2e5c58d858c59cf2754cba84d9654ff18c6212ef;hb=1795217cf8c82770d98159af3d315d0f56e15d34;hp=7f383a8c8d9ac2891f66e12dbd5e7d5321b04901;hpb=0da63271172be3f863b6b79095528ef77507cf11;p=p5sagit%2FDevel-Declare.git

diff --git a/Declare.xs b/Declare.xs
index 7f383a8..2e5c58d 100644
--- a/Declare.xs
+++ b/Declare.xs
@@ -1,6 +1,7 @@
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
+#include "hook_op_check.h"
 #undef printf
 #include "stolen_chunk_of_toke.c"
 #include <stdio.h>
@@ -25,7 +26,7 @@ static int in_declare = 0;
 
 #define DD_AM_LEXING_CHECK (PL_lex_state == LEX_NORMAL || PL_lex_state == LEX_INTERPNORMAL)
 
-#ifdef PL_parser
+#if defined(PL_parser) || defined(PERL_5_9_PLUS)
 #define DD_HAVE_PARSER PL_parser
 #define DD_HAVE_LEX_STUFF (PL_parser && PL_lex_stuff)
 #define DD_AM_LEXING (PL_parser && DD_AM_LEXING_CHECK)
@@ -51,6 +52,9 @@ int dd_is_declarator(pTHX_ char* name) {
 
   /* $declarators{$current_package_name} */
 
+  if (!HvNAME(PL_curstash))
+	  return -1;
+
   is_declarator_pack_ref = hv_fetch(is_declarator, HvNAME(PL_curstash),
                              strlen(HvNAME(PL_curstash)), FALSE);
 
@@ -110,7 +114,7 @@ char* dd_get_linestr(pTHX) {
 }
 
 void dd_set_linestr(pTHX_ char* new_value) {
-  int new_len = strlen(new_value);
+  unsigned int new_len = strlen(new_value);
 
   if (SvLEN(PL_linestr) < new_len) {
     croak("forced to realloc PL_linestr for line %s, bailing out before we crash harder", SvPVX(PL_linestr));
@@ -175,6 +179,13 @@ int dd_toke_scan_word(pTHX_ int offset, int handle_package) {
   return s - base_s;
 }
 
+int dd_toke_scan_ident(pTHX_ int offset) {
+    char tmpbuf[sizeof PL_tokenbuf];
+    char* base_s = SvPVX(PL_linestr) + offset;
+    char* s = scan_ident(base_s, PL_bufend, tmpbuf, sizeof tmpbuf, 0);
+    return s - base_s;
+}
+
 int dd_toke_scan_str(pTHX_ int offset) {
   char* base_s = SvPVX(PL_linestr) + offset;
   char* s = scan_str(base_s, FALSE, FALSE);
@@ -189,17 +200,14 @@ int dd_toke_skipspace(pTHX_ int offset) {
 
 /* replacement PL_check rv2cv entry */
 
-STATIC OP *(*dd_old_ck_rv2cv)(pTHX_ OP *op);
-
-STATIC OP *dd_ck_rv2cv(pTHX_ OP *o) {
+STATIC OP *dd_ck_rv2cv(pTHX_ OP *o, void *user_data) {
+  dSP;
   OP* kid;
   int dd_flags;
-  char* cb_args[6];
 
-  o = dd_old_ck_rv2cv(aTHX_ o); /* let the original do its job */
+  PERL_UNUSED_VAR(user_data);
 
   if (in_declare) {
-    cb_args[0] = NULL;
     if (dd_debug) {
       printf("Deconstructing declare\n");
       printf("PL_bufptr: %s\n", PL_bufptr);
@@ -207,7 +215,17 @@ STATIC OP *dd_ck_rv2cv(pTHX_ OP *o) {
       printf("linestr: %s\n", SvPVX(PL_linestr));
       printf("linestr len: %i\n", PL_bufend - SvPVX(PL_linestr));
     }
-    call_argv("Devel::Declare::done_declare", G_VOID|G_DISCARD, cb_args);
+
+    ENTER;
+    SAVETMPS;
+
+    PUSHMARK(SP);
+
+    call_pv("Devel::Declare::done_declare", G_VOID|G_DISCARD);
+
+    FREETMPS;
+    LEAVE;
+
     if (dd_debug) {
       printf("PL_bufptr: %s\n", PL_bufptr);
       printf("bufend at: %i\n", PL_bufend - PL_bufptr);
@@ -245,13 +263,18 @@ STATIC OP *dd_ck_rv2cv(pTHX_ OP *o) {
   return o;
 }
 
-STATIC OP *(*dd_old_ck_entereval)(pTHX_ OP *op);
-
 OP* dd_pp_entereval(pTHX) {
   dSP;
-  dPOPss;
   STRLEN len;
   const char* s;
+  SV *sv;
+#ifdef PERL_5_9_PLUS
+  SV *saved_hh;
+  if (PL_op->op_private & OPpEVAL_HAS_HH) {
+    saved_hh = POPs;
+  }
+#endif
+  sv = POPs;
   if (SvPOK(sv)) {
     if (dd_debug) {
       printf("mangling eval sv\n");
@@ -268,11 +291,17 @@ OP* dd_pp_entereval(pTHX) {
     SvGROW(sv, 8192);
   }
   PUSHs(sv);
+#ifdef PERL_5_9_PLUS
+  if (PL_op->op_private & OPpEVAL_HAS_HH) {
+    PUSHs(saved_hh);
+  }
+#endif
   return PL_ppaddr[OP_ENTEREVAL](aTHX);
 }
 
-STATIC OP *dd_ck_entereval(pTHX_ OP *o) {
-  o = dd_old_ck_entereval(aTHX_ o); /* let the original do its job */
+STATIC OP *dd_ck_entereval(pTHX_ OP *o, void *user_data) {
+  PERL_UNUSED_VAR(user_data);
+
   if (o->op_ppaddr == PL_ppaddr[OP_ENTEREVAL])
     o->op_ppaddr = dd_pp_entereval;
   return o;
@@ -286,13 +315,11 @@ static I32 dd_filter_realloc(pTHX_ int idx, SV *sv, int maxlen)
   return count;
 }
 
-STATIC OP *(*dd_old_ck_const)(pTHX_ OP*op);
-
-STATIC OP *dd_ck_const(pTHX_ OP *o) {
+STATIC OP *dd_ck_const(pTHX_ OP *o, void *user_data) {
   int dd_flags;
   char* name;
 
-  o = dd_old_ck_const(aTHX_ o); /* let the original do its job */
+  PERL_UNUSED_VAR(user_data);
 
   /* if this is set, we just grabbed a delimited string or something,
      not a bareword, so NO TOUCHY */
@@ -326,12 +353,9 @@ void
 setup()
   CODE:
   if (!initialized++) {
-    dd_old_ck_rv2cv = PL_check[OP_RV2CV];
-    PL_check[OP_RV2CV] = dd_ck_rv2cv;
-    dd_old_ck_entereval = PL_check[OP_ENTEREVAL];
-    PL_check[OP_ENTEREVAL] = dd_ck_entereval;
-    dd_old_ck_const = PL_check[OP_CONST];
-    PL_check[OP_CONST] = dd_ck_const;
+    hook_op_check(OP_RV2CV, dd_ck_rv2cv, NULL);
+    hook_op_check(OP_ENTEREVAL, dd_ck_entereval, NULL);
+    hook_op_check(OP_CONST, dd_ck_const, NULL);
   }
   filter_add(dd_filter_realloc, NULL);
 
@@ -395,6 +419,13 @@ toke_scan_str(int offset);
     RETVAL
 
 int
+toke_scan_ident(int offset)
+  CODE:
+    RETVAL = dd_toke_scan_ident(aTHX_ offset);
+  OUTPUT:
+    RETVAL
+
+int
 toke_skipspace(int offset)
   CODE:
     RETVAL = dd_toke_skipspace(aTHX_ offset);