Applied patch by Ron Mayer <rm_pg@cheapcomplexdevices.com> to merge the new

interval style into ecpg.

src/interfaces/ecpg/ChangeLog

@@ -2394,6 +2394,8 @@ Sat, 25 Oct 2008 16:34:28 +0200
 Wed, 26 Nov 2008 14:09:08 +0100
 
 	- When creating a varchar struct name braces must be discarded.
+	- Applied patch by Ron Mayer <rm_pg@cheapcomplexdevices.com> to merge
+	  the new interval style into ecpg.
 	- Set pgtypes library version to 3.1.
 	- Set compat library version to 3.1.
 	- Set ecpg library version to 6.2.

src/interfaces/ecpg/pgtypeslib/dt.h

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/dt.h,v 1.39 2007/11/15 21:14:45 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/dt.h,v 1.40 2008/11/26 16:31:02 meskes Exp $ */
 
 #ifndef DT_H
 #define DT_H
@@ -25,6 +25,22 @@ typedef double fsec_t;
 #define USE_SQL_DATES					2
 #define USE_GERMAN_DATES				3
 
+#define INTSTYLE_POSTGRES             0
+#define INTSTYLE_POSTGRES_VERBOSE     1
+#define INTSTYLE_SQL_STANDARD         2
+#define INTSTYLE_ISO_8601             3
+
+#define INTERVAL_FULL_RANGE (0x7FFF)
+#define INTERVAL_MASK(b) (1 << (b))
+#define MAX_INTERVAL_PRECISION 6
+
+#define DTERR_BAD_FORMAT		(-1)
+#define DTERR_FIELD_OVERFLOW	(-2)
+#define DTERR_MD_FIELD_OVERFLOW (-3)	/* triggers hint about DateStyle */
+#define DTERR_INTERVAL_OVERFLOW (-4)
+#define DTERR_TZDISP_OVERFLOW	(-5)
+
+
 #define DAGO			"ago"
 #define EPOCH			"epoch"
 #define INVALID			"invalid"
@@ -77,6 +93,9 @@ typedef double fsec_t;
  * Furthermore, the values for YEAR, MONTH, DAY, HOUR, MINUTE, SECOND
  * must be in the range 0..14 so that the associated bitmasks can fit
  * into the left half of an INTERVAL's typmod value.
+ *
+ * Copy&pasted these values from src/include/utils/datetime.h
+ * 2008-11-20, changing a number of their values.
  */
 
 #define RESERV	0
@@ -92,20 +111,23 @@ typedef double fsec_t;
 #define HOUR	10
 #define MINUTE	11
 #define SECOND	12
-#define DOY		13
-#define DOW		14
-#define UNITS	15
-#define ADBC	16
+#define MILLISECOND 13
+#define MICROSECOND 14
+#define DOY		15
+#define DOW		16
+#define UNITS	17
+#define ADBC	18
 /* these are only for relative dates */
-#define AGO		17
-#define ABS_BEFORE		18
-#define ABS_AFTER		19
+#define AGO		19
+#define ABS_BEFORE		20
+#define ABS_AFTER		21
 /* generic fields to help with parsing */
-#define ISODATE 20
-#define ISOTIME 21
+#define ISODATE 22
+#define ISOTIME 23
 /* reserved for unrecognized string values */
 #define UNKNOWN_FIELD	31
 
+
 /*
  * Token field definitions for time parsing and decoding.
  * These need to fit into the datetkn table type.
@@ -164,13 +186,13 @@ typedef double fsec_t;
 /*
  * Bit mask definitions for time parsing.
  */
-
+/* Copy&pasted these values from src/include/utils/datetime.h */
 #define DTK_M(t)		(0x01 << (t))
-
+#define DTK_ALL_SECS_M     (DTK_M(SECOND) | DTK_M(MILLISECOND) | DTK_M(MICROSECOND))
 #define DTK_DATE_M		(DTK_M(YEAR) | DTK_M(MONTH) | DTK_M(DAY))
 #define DTK_TIME_M		(DTK_M(HOUR) | DTK_M(MINUTE) | DTK_M(SECOND))
 
-#define MAXDATELEN		51		/* maximum possible length of an input date
+#define MAXDATELEN		63		/* maximum possible length of an input date
 								 * string (not counting tr. null) */
 #define MAXDATEFIELDS	25		/* maximum possible number of fields in a date
 								 * string */

src/interfaces/ecpg/test/expected/pgtypeslib-dt_test.c

@@ -77,6 +77,12 @@ if (sqlca.sqlcode < 0) sqlprint (  );}
 if (sqlca.sqlcode < 0) sqlprint (  );}
 #line 30 "dt_test.pgc"
 
+	{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "set intervalstyle to postgres_verbose", ECPGt_EOIT, ECPGt_EORT);
+#line 31 "dt_test.pgc"
+
+if (sqlca.sqlcode < 0) sqlprint (  );}
+#line 31 "dt_test.pgc"
+
 
 	date1 = PGTYPESdate_from_asc(d1, NULL); 
 	ts1 = PGTYPEStimestamp_from_asc(t1, NULL); 
@@ -86,10 +92,10 @@ if (sqlca.sqlcode < 0) sqlprint (  );}
 	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
 	ECPGt_timestamp,&(ts1),(long)1,(long)1,sizeof(timestamp), 
 	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);
-#line 35 "dt_test.pgc"
+#line 36 "dt_test.pgc"
 
 if (sqlca.sqlcode < 0) sqlprint (  );}
-#line 35 "dt_test.pgc"
+#line 36 "dt_test.pgc"
 
 
 	{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select  *  from date_test where d =  $1   ", 
@@ -99,10 +105,10 @@ if (sqlca.sqlcode < 0) sqlprint (  );}
 	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, 
 	ECPGt_timestamp,&(ts1),(long)1,(long)1,sizeof(timestamp), 
 	ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);
-#line 37 "dt_test.pgc"
+#line 38 "dt_test.pgc"
 
 if (sqlca.sqlcode < 0) sqlprint (  );}
-#line 37 "dt_test.pgc"
+#line 38 "dt_test.pgc"
 
 
 	text = PGTYPESdate_to_asc(date1);
@@ -417,16 +423,16 @@ if (sqlca.sqlcode < 0) sqlprint (  );}
 	free(text);
 
 	{ ECPGtrans(__LINE__, NULL, "rollback ");
-#line 350 "dt_test.pgc"
+#line 351 "dt_test.pgc"
 
 if (sqlca.sqlcode < 0) sqlprint (  );}
-#line 350 "dt_test.pgc"
+#line 351 "dt_test.pgc"
 
         { ECPGdisconnect(__LINE__, "CURRENT");
-#line 351 "dt_test.pgc"
+#line 352 "dt_test.pgc"
 
 if (sqlca.sqlcode < 0) sqlprint (  );}
-#line 351 "dt_test.pgc"
+#line 352 "dt_test.pgc"
 
 
 	return (0);

src/interfaces/ecpg/test/expected/pgtypeslib-dt_test.stderr

@@ -14,29 +14,35 @@
 [NO_PID]: sqlca: code: 0, state: 00000
 [NO_PID]: ecpg_execute on line 30: OK: SET
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 35: query: insert into date_test ( d  , ts  ) values (  $1  ,  $2  ) ; with 2 parameter(s) on connection regress1
+[NO_PID]: ecpg_execute on line 31: query: set intervalstyle to postgres_verbose; with 0 parameter(s) on connection regress1
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 35: using PQexecParams
+[NO_PID]: ecpg_execute on line 31: using PQexec
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: free_params on line 35: parameter 1 = 1966-01-17
+[NO_PID]: ecpg_execute on line 31: OK: SET
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: free_params on line 35: parameter 2 = 2000-07-12 17:34:29
+[NO_PID]: ecpg_execute on line 36: query: insert into date_test ( d  , ts  ) values (  $1  ,  $2  ) ; with 2 parameter(s) on connection regress1
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 35: OK: INSERT 0 1
+[NO_PID]: ecpg_execute on line 36: using PQexecParams
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 37: query: select  *  from date_test where d =  $1   ; with 1 parameter(s) on connection regress1
+[NO_PID]: free_params on line 36: parameter 1 = 1966-01-17
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 37: using PQexecParams
+[NO_PID]: free_params on line 36: parameter 2 = 2000-07-12 17:34:29
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: free_params on line 37: parameter 1 = 1966-01-17
+[NO_PID]: ecpg_execute on line 36: OK: INSERT 0 1
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_execute on line 37: correctly got 1 tuples with 2 fields
+[NO_PID]: ecpg_execute on line 38: query: select  *  from date_test where d =  $1   ; with 1 parameter(s) on connection regress1
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_get_data on line 37: RESULT: 1966-01-17 offset: -1; array: yes
+[NO_PID]: ecpg_execute on line 38: using PQexecParams
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ecpg_get_data on line 37: RESULT: 2000-07-12 17:34:29 offset: -1; array: yes
+[NO_PID]: free_params on line 38: parameter 1 = 1966-01-17
 [NO_PID]: sqlca: code: 0, state: 00000
-[NO_PID]: ECPGtrans on line 350: action "rollback "; connection "regress1"
+[NO_PID]: ecpg_execute on line 38: correctly got 1 tuples with 2 fields
+[NO_PID]: sqlca: code: 0, state: 00000
+[NO_PID]: ecpg_get_data on line 38: RESULT: 1966-01-17 offset: -1; array: yes
+[NO_PID]: sqlca: code: 0, state: 00000
+[NO_PID]: ecpg_get_data on line 38: RESULT: 2000-07-12 17:34:29 offset: -1; array: yes
+[NO_PID]: sqlca: code: 0, state: 00000
+[NO_PID]: ECPGtrans on line 351: action "rollback "; connection "regress1"
 [NO_PID]: sqlca: code: 0, state: 00000
 [NO_PID]: ecpg_finish: connection regress1 closed
 [NO_PID]: sqlca: code: 0, state: 00000

src/interfaces/ecpg/test/pgtypeslib/dt_test.pgc

@@ -28,6 +28,7 @@ main(void)
         exec sql connect to REGRESSDB1;
         exec sql create table date_test (d date, ts timestamp);
 	exec sql set datestyle to iso;
+	exec sql set intervalstyle to postgres_verbose;
 
 	date1 = PGTYPESdate_from_asc(d1, NULL); 
 	ts1 = PGTYPEStimestamp_from_asc(t1, NULL);