[svn:parrot] r48305 - trunk/src/pmc

[petdance at svn.parrot.org]

Author: petdance
Date: Wed Aug  4 04:25:56 2010
New Revision: 48305
URL: https://trac.parrot.org/parrot/changeset/48305

Log:
consting some pointers

Modified:
   trunk/src/pmc/imageio.pmc

Modified: trunk/src/pmc/imageio.pmc
==============================================================================
--- trunk/src/pmc/imageio.pmc	Wed Aug  4 01:10:10 2010	(r48304)
+++ trunk/src/pmc/imageio.pmc	Wed Aug  4 04:25:56 2010	(r48305)
@@ -139,7 +139,7 @@
 {
     ASSERT_ARGS(SET_VISIT_CURSOR)
 
-    const char *bufstart = (char *)Buffer_bufstart(PARROT_IMAGEIO(pmc)->buffer);
+    const char * const bufstart  = (const char *)Buffer_bufstart(PARROT_IMAGEIO(pmc)->buffer);
     PARROT_IMAGEIO(pmc)->pos = (cursor - bufstart);
 }
 
@@ -181,9 +181,8 @@
         Parrot_gc_new_bufferlike_header(interp, sizeof (Buffer));
     Parrot_gc_allocate_buffer_storage_aligned(interp,
         PARROT_IMAGEIO(info)->buffer, len);
-
     SET_VISIT_CURSOR(info,
-        (char *)Buffer_bufstart(PARROT_IMAGEIO(info)->buffer));
+        (const char *)Buffer_bufstart(PARROT_IMAGEIO(info)->buffer));
 }
 
 
@@ -201,7 +200,7 @@
 {
     ASSERT_ARGS(ensure_buffer_size)
 
-    Buffer *buf         = PARROT_IMAGEIO(io)->buffer;
+    Buffer * const buf  = PARROT_IMAGEIO(io)->buffer;
     const size_t used   = PARROT_IMAGEIO(io)->pos;
     const int need_free = Buffer_buflen(buf) - used - len;
 
@@ -523,7 +522,7 @@
         const size_t len = PF_size_integer() * sizeof (opcode_t);
         ensure_buffer_size(INTERP, SELF, len);
         SET_VISIT_CURSOR(SELF,
-            (char *)PF_store_integer(GET_VISIT_CURSOR(SELF), v));
+            (const char *)PF_store_integer(GET_VISIT_CURSOR(SELF), v));
     }
 
 
@@ -541,7 +540,7 @@
         const size_t len = PF_size_number() * sizeof (opcode_t);
         ensure_buffer_size(INTERP, SELF, len);
         SET_VISIT_CURSOR(SELF,
-            (char *)PF_store_number(GET_VISIT_CURSOR(SELF), &v));
+            (const char *)PF_store_number(GET_VISIT_CURSOR(SELF), &v));
     }
 
 
@@ -558,9 +557,9 @@
     VTABLE void push_string(STRING *v) {
         if (PObj_flag_TEST(private1, SELF)) {
             /* store a reference to constant table entry of string */
-            PMC                 *v_pmc = key_new_string(interp, v);
-            PackFile_ConstTable *table = PARROT_IMAGEIO(SELF)->pf_ct;
-            int                  idx   =
+            PMC                 * const v_pmc = key_new_string(interp, v);
+            PackFile_ConstTable * const table = PARROT_IMAGEIO(SELF)->pf_ct;
+            const int idx =
                 PackFile_ConstTable_rlookup(INTERP, table, v_pmc, PFC_STRING);
 
             if (idx >= 0) {
@@ -582,7 +581,7 @@
             const size_t len = PF_size_string(v) * sizeof (opcode_t);
             ensure_buffer_size(INTERP, SELF, len);
             SET_VISIT_CURSOR(SELF,
-                (char *)PF_store_string(GET_VISIT_CURSOR(SELF), v));
+                (const char *)PF_store_string(GET_VISIT_CURSOR(SELF), v));
         }
     }
 
@@ -655,7 +654,7 @@
     VTABLE FLOATVAL shift_float() {
         const opcode_t *pos = GET_VISIT_CURSOR(SELF);
         FLOATVAL        f   = PF_fetch_number(PARROT_IMAGEIO(SELF)->pf, &pos);
-        SET_VISIT_CURSOR(SELF, (char *)pos);
+        SET_VISIT_CURSOR(SELF, (const char *)pos);
         BYTECODE_SHIFT_OK(SELF);
         return f;
     }
@@ -692,10 +691,10 @@
         }
 
         {
-            const opcode_t *pos = GET_VISIT_CURSOR(SELF);
-            STRING         *s   = PF_fetch_string(INTERP,
+            const opcode_t * pos     = GET_VISIT_CURSOR(SELF);
+            STRING         * const s = PF_fetch_string(INTERP,
                                     PARROT_IMAGEIO(SELF)->pf, &pos);
-            SET_VISIT_CURSOR(SELF, (char *)pos);
+            SET_VISIT_CURSOR(SELF, (const char *)pos);
             BYTECODE_SHIFT_OK(SELF);
             return s;
         }
@@ -749,7 +748,7 @@
         PARROT_ASSERT(image->_bufstart == image->strstart);
 
         SET_VISIT_CURSOR(SELF,
-            (char *)Buffer_bufstart(PARROT_IMAGEIO(SELF)->buffer));
+            (const char *)Buffer_bufstart(PARROT_IMAGEIO(SELF)->buffer));
         PARROT_IMAGEIO(SELF)->input_length = image->strlen;
 
         PARROT_IMAGEIO(SELF)->pf->options |= PFOPT_PMC_FREEZE_ONLY;