constification

[exim.git] / src / src / lookups / cdb.c

diff --git a/src/src/lookups/cdb.c b/src/src/lookups/cdb.c
index 3a9078a4ecd711947c15e7cd048d5b5f5901060e..7c738eb7e8ecc6a9b3959689f93fd33d21c8b101 100644 (file)
--- a/src/src/lookups/cdb.c
+++ b/src/src/lookups/cdb.c
@@ -43,7 +43,7 @@
  * cdb.[ch] it does *not* link against an external cdb library.
  *
  *
- * There are 2 varients included within this code.  One uses MMAP and
+ * There are 2 variants included within this code.  One uses MMAP and
  * should give better performance especially for multiple lookups on a
  * modern machine.  The other is the default implementation which is
  * used in the case where the MMAP fails or if MMAP was not compiled
@@ -131,7 +131,7 @@ cdb_bread(int fd,
 
 /*
  * cdb_bread()
- * Internal function to parse 4 byte number (endian independant) */
+ * Internal function to parse 4 byte number (endian independent) */
 
 static uint32
 cdb_unpack(uschar *buf)
@@ -293,7 +293,6 @@ hash_offset_entry,
 hash_offset,
 hash_offlen,
 hash_slotnm;
-int loop;
 
 /* Keep picky compilers happy */
 do_cache = do_cache;
@@ -335,7 +334,7 @@ if (cdbp->cdb_map != NULL)
   uschar * cur_pos = cur_offset + cdbp->cdb_map;
   uschar * end_pos = end_offset + cdbp->cdb_map;
 
-  for (loop = 0; (loop < hash_offlen); ++loop)
+  for (int loop = 0; (loop < hash_offlen); ++loop)
     {
     item_hash = cdb_unpack(cur_pos);
     cur_pos += 4;
@@ -386,12 +385,12 @@ if (cdbp->cdb_map != NULL)
 
 #endif /* HAVE_MMAP */
 
-for (loop = 0; (loop < hash_offlen); ++loop)
+for (int loop = 0; (loop < hash_offlen); ++loop)
   {
   uschar packbuf[8];
 
-  if (lseek(cdbp->fileno, (off_t) cur_offset,SEEK_SET) == -1) return DEFER;
-  if (cdb_bread(cdbp->fileno, packbuf,8) == -1) return DEFER;
+  if (lseek(cdbp->fileno, (off_t) cur_offset, SEEK_SET) == -1) return DEFER;
+  if (cdb_bread(cdbp->fileno, packbuf, 8) == -1) return DEFER;
 
   item_hash = cdb_unpack(packbuf);
   item_posn = cdb_unpack(packbuf + 4);
@@ -462,14 +461,15 @@ cdb_close(void *handle)
 struct cdb_state * cdbp = handle;
 
 #ifdef HAVE_MMAP
- if (cdbp->cdb_map) {
-   munmap(CS cdbp->cdb_map, cdbp->filelen);
-   if (cdbp->cdb_map == cdbp->cdb_offsets)
+if (cdbp->cdb_map)
+  {
+  munmap(CS cdbp->cdb_map, cdbp->filelen);
+  if (cdbp->cdb_map == cdbp->cdb_offsets)
      cdbp->cdb_offsets = NULL;
- }
+  }
 #endif /* HAVE_MMAP */
 
- (void)close(cdbp->fileno);
+(void)close(cdbp->fileno);
 }