Changes to grep/src/dfa.c

[Stepan Kasal]

Index: grep/src/dfa.c
diff -u grep/src/dfa.c:1.29 grep/src/dfa.c:1.30
--- grep/src/dfa.c:1.29 Wed Dec  8 14:18:29 2004
+++ grep/src/dfa.c      Thu Dec 16 07:18:15 2004
@@ -460,7 +460,7 @@
 
 /* This function fetch a wide character, and update cur_mb_len,
    used only if the current locale is a multibyte environment.  */
-static wchar_t
+static wint_t
 fetch_wc (char const *eoferr)
 {
   wchar_t wc;
@@ -469,7 +469,7 @@
       if (eoferr != 0)
        dfaerror (eoferr);
       else
-       return -1;
+       return WEOF;
     }
 
   cur_mb_len = mbrtowc(&wc, lexptr, lexleft, &mbs);
@@ -505,7 +505,7 @@
 static void
 parse_bracket_exp_mb ()
 {
-  wchar_t wc, wc1, wc2;
+  wint_t wc, wc1, wc2;
 
   /* Work area to build a mb_char_classes.  */
   struct mb_char_classes *work_mbc;
@@ -542,7 +542,7 @@
     work_mbc->invert = 0;
   do
     {
-      wc1 = -1; /* mark wc1 is not initialized".  */
+      wc1 = WEOF; /* mark wc1 is not initialized".  */
 
       /* Note that if we're looking at some other [:...:] construct,
         we just treat it as a bunch of ordinary characters.  We can do
@@ -597,7 +597,7 @@
                  wt = wctype (str);
 
                  if (ch_classes_al == 0)
-                   MALLOC(work_mbc->ch_classes, wchar_t, ++ch_classes_al);
+                   MALLOC(work_mbc->ch_classes, wctype_t, ++ch_classes_al);
                  REALLOC_IF_NECESSARY(work_mbc->ch_classes, wctype_t,
                                       ch_classes_al,
                                       work_mbc->nch_classes + 1);
@@ -632,7 +632,7 @@
                      work_mbc->coll_elems[work_mbc->ncoll_elems++] = elem;
                    }
                }
-             wc = -1;
+             wc = WEOF;
            }
          else
            /* We treat '[' as a normal character here.  */
@@ -646,7 +646,7 @@
            wc = fetch_wc(("Unbalanced ["));
        }
 
-      if (wc1 == -1)
+      if (wc1 == WEOF)
        wc1 = fetch_wc(_("Unbalanced ["));
 
       if (wc1 == L'-')
@@ -676,17 +676,17 @@
            }
          REALLOC_IF_NECESSARY(work_mbc->range_sts, wchar_t,
                               range_sts_al, work_mbc->nranges + 1);
-         work_mbc->range_sts[work_mbc->nranges] = wc;
+         work_mbc->range_sts[work_mbc->nranges] = (wchar_t)wc;
          REALLOC_IF_NECESSARY(work_mbc->range_ends, wchar_t,
                               range_ends_al, work_mbc->nranges + 1);
-         work_mbc->range_ends[work_mbc->nranges++] = wc2;
+         work_mbc->range_ends[work_mbc->nranges++] = (wchar_t)wc2;
        }
-      else if (wc != -1)
+      else if (wc != WEOF)
        /* build normal characters.  */
        {
          REALLOC_IF_NECESSARY(work_mbc->chars, wchar_t, chars_al,
                               work_mbc->nchars + 1);
-         work_mbc->chars[work_mbc->nchars++] = wc;
+         work_mbc->chars[work_mbc->nchars++] = (wchar_t)wc;
        }
     }
   while ((wc = wc1) != L']');