X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=dfa%2Fbset.c;h=1bd65e8c6e25d0367338242f2b5b9cb67768aa95;hb=a4e74639ad8d0c5db0b5d52b9f8412a1a5b3228d;hp=db028324cfa80b3af25ec9f3f36630809f19f45b;hpb=ead74d0c3b9d76204494553c61854812eb69bbc7;p=idzebra-moved-to-github.git

diff --git a/dfa/bset.c b/dfa/bset.c
index db02832..1bd65e8 100644
--- a/dfa/bset.c
+++ b/dfa/bset.c
@@ -4,7 +4,11 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: bset.c,v $
- * Revision 1.1  1994-09-26 10:16:53  adam
+ * Revision 1.2  1995-01-24 16:00:21  adam
+ * Added -ansi to CFLAGS.
+ * Some changes to the dfa module.
+ *
+ * Revision 1.1  1994/09/26  10:16:53  adam
  * First version of dfa module in alex. This version uses yacc to parse
  * regular expressions. This should be hand-made instead.
  *
@@ -27,10 +31,10 @@ BSetHandle *mk_BSetHandle (int size, int chunk)
     int wsize = 1+size/(sizeof(BSetWord)*8);    
     BSetHandle *sh;
 
-    if( chunk <= 1 )
+    if (chunk <= 1)
         chunk = 32;
-    sh = (BSetHandle *) imalloc( sizeof(BSetHandle) + 
-                                chunk*sizeof(BSetWord)*wsize );
+    sh = (BSetHandle *) imalloc (sizeof(BSetHandle) + 
+                                chunk*sizeof(BSetWord)*wsize);
 
     sh->size = size;
     sh->wsize = wsize;
@@ -44,13 +48,13 @@ void rm_BSetHandle (BSetHandle **shp)
 {
     BSetHandle *sh, *sh1;
 
-    assert( shp );
+    assert (shp);
     sh = *shp;
-    assert( sh );
-    while( sh )
+    assert (sh);
+    while (sh)
     {
         sh1 = sh->setchain;
-        ifree( sh );
+        ifree (sh);
         sh = sh1;
     }
 }
@@ -59,7 +63,7 @@ int inf_BSetHandle (BSetHandle *sh, long *used, long *allocated)
 {
     int wsize;
 
-    assert( sh );
+    assert (sh);
     *used = 0;
     *allocated = 0;
     wsize = sh->wsize;
@@ -67,7 +71,7 @@ int inf_BSetHandle (BSetHandle *sh, long *used, long *allocated)
     {
         *used += sh->offset;
         *allocated += sh->chunk;
-    } while( (sh = sh->setchain) );
+    } while ((sh = sh->setchain));
     return wsize;
 }
 
@@ -75,15 +79,15 @@ BSet mk_BSet (BSetHandle **shp)
 {
     BSetHandle *sh, *sh1;
     unsigned off;
-    assert( shp );
+    assert (shp);
     sh = *shp;
-    assert( sh );
+    assert (sh);
 
     off = sh->offset;
-    if( (off + sh->wsize) > sh->chunk )
+    if ((off + sh->wsize) > sh->chunk)
     {
-        sh1 = (BSetHandle *) imalloc( sizeof(BSetHandle ) + 
-                                     sh->chunk*sizeof(BSetWord) );
+        sh1 = (BSetHandle *) imalloc (sizeof(BSetHandle) + 
+                                     sh->chunk*sizeof(BSetWord));
         sh1->size = sh->size;
         sh1->wsize = sh->wsize;
         sh1->chunk = sh->chunk;
@@ -97,42 +101,42 @@ BSet mk_BSet (BSetHandle **shp)
 
 void add_BSet (BSetHandle *sh, BSet dst, unsigned member)
 {
-    assert( dst );
-    assert( sh );
-    assert( member <= sh->size );
+    assert (dst);
+    assert (sh);
+    assert (member <= sh->size);
     SET_BIT(dst, member);
 }
 
 unsigned test_BSet (BSetHandle *sh, BSet src, unsigned member)
 {
-    assert( src );
-    assert( sh );
-    assert( member <= sh->size );
-    return GET_BIT( src , member) != 0;
+    assert (src);
+    assert (sh);
+    assert (member <= sh->size);
+    return GET_BIT (src , member) != 0;
 }
 
 BSet cp_BSet (BSetHandle *sh, BSet dst, BSet src)
 {
-    assert( sh );
-    assert( dst );
-    assert( src );
-    memcpy( dst, src, sh->wsize * sizeof(BSetWord));
+    assert (sh);
+    assert (dst);
+    assert (src);
+    memcpy (dst, src, sh->wsize * sizeof(BSetWord));
     return dst;
 }
 
 void res_BSet (BSetHandle *sh, BSet dst)
 {
-    assert( dst );
-    memset( dst, 0, sh->wsize * sizeof(BSetWord));
+    assert (dst);
+    memset (dst, 0, sh->wsize * sizeof(BSetWord));
 }
 
 void union_BSet (BSetHandle *sh, BSet dst, BSet src)
 {
     int i;
-    assert( sh );
-    assert( dst );
-    assert( src );
-    for( i=sh->wsize; --i >= 0; )
+    assert (sh);
+    assert (dst);
+    assert (src);
+    for (i=sh->wsize; --i >= 0;)
         *dst++ |= *src++;
 }
 
@@ -140,9 +144,9 @@ unsigned hash_BSet (BSetHandle *sh, BSet src)
 {
     int i;
     unsigned s = 0;
-    assert( sh );
-    assert( src );
-    for( i=sh->wsize; --i >= 0; )
+    assert (sh);
+    assert (src);
+    for (i=sh->wsize; --i >= 0;)
         s += *src++;
     return s;
 }
@@ -150,20 +154,20 @@ unsigned hash_BSet (BSetHandle *sh, BSet src)
 void com_BSet (BSetHandle *sh, BSet dst)
 {
     int i;
-    assert( sh );
-    assert( dst );
-    for( i=sh->wsize; --i >= 0; dst++ )
+    assert (sh);
+    assert (dst);
+    for (i=sh->wsize; --i >= 0; dst++)
         *dst = ~*dst;
 }
 
 int eq_BSet (BSetHandle *sh, BSet dst, BSet src)
 {
     int i;
-    assert( sh );
-    assert( dst );
-    assert( src );
-    for( i=sh->wsize; --i >= 0; )
-        if( *dst++ != *src++ )
+    assert (sh);
+    assert (dst);
+    assert (src);
+    for (i=sh->wsize; --i >= 0;)
+        if (*dst++ != *src++)
             return 0;
     return 1;
 }
@@ -174,19 +178,19 @@ int trav_BSet (BSetHandle *sh, BSet src, unsigned member)
     BSetWord *sw = src+member/(sizeof(BSetWord)*8);
     unsigned b = member & (sizeof(BSetWord)*8-1);
     while(i >= 0)
-        if( b == 0 && *sw == 0 )
+        if (b == 0 && *sw == 0)
         {
             member += sizeof(BSetWord)*8;
             ++sw;
             i -= sizeof(BSetWord)*8;
         }
-        else if( *sw & (1<<b) )
+        else if (*sw & (1<<b))
             return member;
         else
         {
             ++member;
             --i;
-            if( ++b == sizeof(BSetWord)*8 )
+            if (++b == sizeof(BSetWord)*8)
             {
                 b = 0;
                 ++sw;
@@ -201,19 +205,19 @@ int travi_BSet (BSetHandle *sh, BSet src, unsigned member)
     BSetWord *sw = src+member/(sizeof(BSetWord)*8);
     unsigned b = member & (sizeof(BSetWord)*8-1);
     while(i >= 0)
-        if( b == 0 && *sw == (BSetWord) ~ 0 )
+        if (b == 0 && *sw == (BSetWord) ~ 0)
         {
             member += sizeof(BSetWord)*8;
             ++sw;
             i -= sizeof(BSetWord)*8;
         }
-        else if( (*sw & (1<<b)) == 0 )
+        else if ((*sw & (1<<b)) == 0)
             return member;
         else
         {
             ++member;
             --i;
-            if( ++b == sizeof(BSetWord)*8 )
+            if (++b == sizeof(BSetWord)*8)
             {
                 b = 0;
                 ++sw;
@@ -226,35 +230,35 @@ int travi_BSet (BSetHandle *sh, BSet src, unsigned member)
 void pr_BSet (BSetHandle *sh, BSet src)
 {
     int i;
-    assert( sh );
-    assert( src );
-    for( i=0; (i=trav_BSet(sh,src,i)) != -1; i++ )
-        printf( " %d", i );
-    putchar( '\n' );
+    assert (sh);
+    assert (src);
+    for (i=0; (i=trav_BSet(sh,src,i)) != -1; i++)
+        printf (" %d", i);
+    putchar ('\n');
 }
 
 void pr_charBSet (BSetHandle *sh, BSet src, void (*f) (int))
 {
     int i0, i1, i;
 
-    assert( sh );
-    assert( src );
-    i = trav_BSet( sh, src, 0 );
-    while( i != -1 )
+    assert (sh);
+    assert (src);
+    i = trav_BSet (sh, src, 0);
+    while (i != -1)
     {
         i0 = i;
-        if( i == '-' )
-            f( '\\' );
+        if (i == '-')
+            f ('\\');
         f(i);
-        i1 = trav_BSet( sh, src, ++i );
-        if( i1 == i )
+        i1 = trav_BSet (sh, src, ++i);
+        if (i1 == i)
         {
-            while( (i1=trav_BSet( sh, src, ++i )) == i )
+            while ((i1=trav_BSet (sh, src, ++i)) == i)
                 ;
-            if( i != i0+2 )
-                f( '-' );
-            if( i-1 == '-' )
-                f( '\\' );
+            if (i != i0+2)
+                f ('-');
+            if (i-1 == '-')
+                f ('\\');
             f(i-1);
         }
         i = i1;