Changeset: f1939120bdc0 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=f1939120bdc0
Modified Files:
Branch: default
Log Message:
Merge with Oct2010 branch.
diffs (truncated from 1144 to 300 lines):
diff -r a640372204d4 -r f1939120bdc0 MonetDB/src/gdk/gdk.mx
--- a/MonetDB/src/gdk/gdk.mx Thu Sep 23 12:37:30 2010 +0200
+++ b/MonetDB/src/gdk/gdk.mx Thu Sep 23 12:55:59 2010 +0200
@@ -450,6 +450,7 @@
#define PATHLENGTH 1024 /* maximum file pathname length */
#endif
+/*
@
@}
@@ -473,6 +474,7 @@
The interface definitions for the application programs are shown
below. The global variables should not be modified directly.
@h
+*/
#define NEG(A) (((int)(A))>0?-((int)(A)):((int)(A)))
#define ABS(A) (((int)(A))>0?((int)(A)):-((int)(A)))
@@ -633,8 +635,10 @@
#endif
#define BUN_MAX (BUN_NONE - 1) /* maximum allowed size of a BAT */
+/*
@- Checking and Error definitions:
@h
+*/
typedef enum { GDK_FAIL, GDK_SUCCEED } gdk_return;
gdk_export int GDKsilent; /* should GDK shut up? */
@@ -687,7 +691,7 @@
ATOMname(BATttype(P2)), ATOMname(BATttype(P1))); \
} \
}
-...@h
+
typedef struct {
size_t maxsize; /* maximum realloc size (bytes) */
size_t free; /* index where free area starts. */
@@ -712,6 +716,7 @@
Heap *heap; /* heap where the hash is stored */
} Hash;
+/*
@
@}
@@ -770,6 +775,7 @@
@{
@h
+*/
typedef struct {
bat id;
int stamp;
@@ -813,6 +819,7 @@
gdk_export void *VALget(ValPtr v);
gdk_export int VALcmp(ValPtr p, ValPtr q);
+/*
@}
@- The BAT record
@@ -821,45 +828,45 @@
use a @emph{BAT} type that is supposed to look like this:
@verbatim
typedef struct {
- /* static BAT properties */
- bat batCacheid; /* bat id: index in BBPcache */
- int batPersistence; /* persistence mode */
- bit batCopiedtodisk; /* BAT is saved on disk? */
- bit batSet; /* all tuples in the BAT are unique? */
- /* dynamic BAT properties */
- int batHeat; /* heat of BAT in the BBP */
- sht batDirty; /* BAT modified after last commit? */
- bit batDirtydesc; /* BAT descriptor specific dirty flag */
- Heap* batBuns; /* Heap where the buns are stored */
- /* DELTA status */
- BUN batDeleted; /* first deleted BUN */
- BUN batFirst; /* empty BUN before the first alive BUN */
- BUN batInserted; /* first inserted BUN */
- BUN batCount; /* Tuple count */
- /* Head properties */
- int htype; /* Head type number */
- str hident; /* name for head column */
- bit hkey; /* head values should be unique? */
- bit hsorted; /* are head values currently ordered? */
- bit hvarsized; /* for speed: head type is varsized? */
- bit hnonil; /* head has no nils */
- oid halign; /* alignment OID for head. */
- /* Head storage */
- int hloc; /* byte-offset in BUN for head elements */
- Heap *hheap; /* heap for varsized head values */
- Hash *hhash; /* linear chained hash table on head */
- /* Tail properties */
- int ttype; /* Tail type number */
- str tident; /* name for tail column */
- bit tkey; /* tail values should be unique? */
- bit tnonil; /* tail has no nils */
- bit tsorted; /* are tail values currently ordered? */
- bit tvarsized; /* for speed: tail type is varsized? */
- oid talign; /* alignment OID for head. */
- /* Tail storage */
- int tloc; /* byte-offset in BUN for tail elements */
- Heap theap; /* heap for varsized tail values */
- Hash thash; /* linear chained hash table on tail */
+ // static BAT properties
+ bat batCacheid; // bat id: index in BBPcache
+ int batPersistence; // persistence mode
+ bit batCopiedtodisk; // BAT is saved on disk?
+ bit batSet; // all tuples in the BAT are unique?
+ // dynamic BAT properties
+ int batHeat; // heat of BAT in the BBP
+ sht batDirty; // BAT modified after last commit?
+ bit batDirtydesc; // BAT descriptor specific dirty flag
+ Heap* batBuns; // Heap where the buns are stored
+ // DELTA status
+ BUN batDeleted; // first deleted BUN
+ BUN batFirst; // empty BUN before the first alive BUN
+ BUN batInserted; // first inserted BUN
+ BUN batCount; // Tuple count
+ // Head properties
+ int htype; // Head type number
+ str hident; // name for head column
+ bit hkey; // head values should be unique?
+ bit hsorted; // are head values currently ordered?
+ bit hvarsized; // for speed: head type is varsized?
+ bit hnonil; // head has no nils
+ oid halign; // alignment OID for head.
+ // Head storage
+ int hloc; // byte-offset in BUN for head elements
+ Heap *hheap; // heap for varsized head values
+ Hash *hhash; // linear chained hash table on head
+ // Tail properties
+ int ttype; // Tail type number
+ str tident; // name for tail column
+ bit tkey; // tail values should be unique?
+ bit tnonil; // tail has no nils
+ bit tsorted; // are tail values currently ordered?
+ bit tvarsized; // for speed: tail type is varsized?
+ oid talign; // alignment OID for head.
+ // Tail storage
+ int tloc; // byte-offset in BUN for tail elements
+ Heap theap; // heap for varsized tail values
+ Hash thash; // linear chained hash table on tail
} BAT;
@end verbatim
@@ -883,6 +890,7 @@
@{
@h
+*/
typedef struct {
MT_Id tid; /* which thread created it */
@@ -972,10 +980,12 @@
oid hvid, tvid;
} BATiter;
+/*
@-
The different parts of which a BAT consists are physically stored
next to each other in the @%BATstore@ type.
@h
+*/
typedef struct {
BAT B; /* storage for BAT descriptor */
BAT BM; /* mirror (reverse) BAT */
@@ -1026,6 +1036,7 @@
#define batMaptail P->map_tail
#define batMaphheap P->map_hheap
#define batMaptheap P->map_theap
+/*
@
@}
@@ -1064,6 +1075,7 @@
they isolate you from the different ways heaps can be accessed.
@{
@h
+*/
gdk_export int HEAPalloc(Heap *h, size_t nitems, size_t itemsize);
gdk_export int HEAPfree(Heap *h);
gdk_export int HEAPextend(Heap *h, size_t size);
@@ -1077,6 +1089,7 @@
gdk_export size_t HEAPvmsize(Heap *h);
gdk_export size_t HEAPmemsize(Heap *h);
+/*
@}
@- Internal HEAP Chunk Management
Heaps are used in BATs to store data for variable-size atoms.
@@ -1108,6 +1121,7 @@
@%HEAP_private@ returns an integer index to private space.
@{
@h
+*/
/* structure used by HEAP_check functions */
typedef struct {
size_t minpos; /* minimum block byte-index */
@@ -1144,6 +1158,7 @@
#define HEAP_index(HEAP,INDEX,TYPE) ((TYPE *)((char *) (HEAP)->base +
(INDEX)))
+/*
@}
@- BAT construction
@multitable @columnfractions 0.08 0.7
@@ -1165,6 +1180,7 @@
inherited from its argument.
@{
@h
+*/
#define BATDELETE (-9999)
gdk_export BAT *BATnew(int hdtype, int tltype, BUN capacity);
@@ -1178,6 +1194,7 @@
gdk_export chr ATOMelmshift(int sz);
gdk_export void BATsetdims(BAT *b);
+/*
@
@}
@@ -1272,6 +1289,7 @@
@end itemize
@{
@h
+*/
/* NOTE: `p' is evaluated after a possible upgrade of the heap */
#define Hputvalue(b, p, v, copyall) \
do { \
@@ -1613,6 +1631,7 @@
#define BATcount(b) ((b)->batCount)
#endif
+/*
@
@}
@@ -1683,6 +1702,7 @@
was in there.
@{
@h
+*/
gdk_export str BATrename(BAT *b, str nme);
#ifndef BATcount
gdk_export BUN BATcount(BAT *b);
@@ -1720,6 +1740,7 @@
#define BAT_APPEND 2 /* only reads and appends allowed */
#define BATcapacity(b) (b)->batCapacity
+/*
@
@}
@@ -1758,6 +1779,7 @@
exist at the same time.
@{
@h
+*/
gdk_export BAT *BATclear(BAT *b);
gdk_export BAT *BATcopy(BAT *b, int ht, int tt, int writeable);
gdk_export BAT *BATmark(BAT *b, oid base);
@@ -1765,6 +1787,7 @@
gdk_export BAT *BATnumber(BAT *b);
gdk_export BAT *BATgroup(BAT *b, int start, int incr, int grpsize);
+/*
@
@}
@@ -1805,6 +1828,7 @@
expected usage pattern of the memory in a heap.
@{
@h
+*/
/* Heap storage modes */
#define STORE_MEM 0 /* load into GDKmalloced memory */
#define STORE_MMAP 1 /* mmap() into virtual memory */
@@ -1854,6 +1878,7 @@
gdk_export int GDKsave(str nme, str ext, void *buf, size_t size, int mode);
gdk_export int GDKunlink(str dir, str nme, str extension);
gdk_export int GDKmove(str dir1, str nme1, str ext1, str dir2, str nme2, str
ext2);
+/*
@
@}
@@ -1878,10 +1903,12 @@
@{
@h
+*/
gdk_export int BATprint(BAT *b);
gdk_export int BATprintf(stream *f, BAT *b);
gdk_export int BATmultiprintf(stream *f, int argc, BAT *argv[], int printoid,
int order, int printorderby);
+/*
@
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