Make the order of the header file includes consistent in non-backend modules.

Similar to commit 7e735035f2, this commit makes the order of header file
inclusion consistent for non-backend modules.

In passing, fix the case where we were using angle brackets (<>) for the
local module includes instead of quotes ("").

Author: Vignesh C
Reviewed-by: Amit Kapila
Discussion: https://postgr.es/m/CALDaNm2Sznv8RR6Ex-iJO6xAdsxgWhCoETkaYX=+9DW3q0QCfA@mail.gmail.com

src/interfaces/ecpg/compatlib/informix.c

@@ -7,14 +7,14 @@
 #include <ctype.h>
 #include <limits.h>
 
-#include <ecpgtype.h>
-#include <ecpg_informix.h>
-#include <pgtypes_error.h>
-#include <pgtypes_date.h>
-#include <pgtypes_numeric.h>
-#include <sqltypes.h>
-#include <sqlca.h>
-#include <ecpgerrno.h>
+#include "ecpg_informix.h"
+#include "ecpgerrno.h"
+#include "ecpgtype.h"
+#include "pgtypes_date.h"
+#include "pgtypes_error.h"
+#include "pgtypes_numeric.h"
+#include "sqlca.h"
+#include "sqltypes.h"
 
 /* this is also defined in ecpglib/misc.c, by defining it twice we don't have to export the symbol */
 

src/interfaces/ecpg/ecpglib/connect.c

@@ -4,10 +4,10 @@
 #include "postgres_fe.h"
 
 #include "ecpg-pthread-win32.h"
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 #include "sqlca.h"
 
 #ifdef ENABLE_THREAD_SAFETY

src/interfaces/ecpg/ecpglib/data.c

@@ -5,15 +5,15 @@
 
 #include <math.h>
 
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
-#include "sqlca.h"
-#include "pgtypes_numeric.h"
+#include "ecpgtype.h"
 #include "pgtypes_date.h"
-#include "pgtypes_timestamp.h"
 #include "pgtypes_interval.h"
+#include "pgtypes_numeric.h"
+#include "pgtypes_timestamp.h"
+#include "sqlca.h"
 
 /* returns true if character c is a delimiter for the given array type */
 static bool

src/interfaces/ecpg/ecpglib/descriptor.c

@@ -7,12 +7,11 @@
 #include "postgres_fe.h"
 
 #include "catalog/pg_type_d.h"
-
 #include "ecpg-pthread-win32.h"
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 #include "sqlca.h"
 #include "sqlda.h"
 #include "sql3types.h"

src/interfaces/ecpg/ecpglib/error.c

@@ -4,9 +4,9 @@
 #include "postgres_fe.h"
 
 #include "ecpgerrno.h"
-#include "ecpgtype.h"
 #include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 #include "sqlca.h"
 
 void

src/interfaces/ecpg/ecpglib/execute.c

@@ -19,19 +19,18 @@
 #include <math.h>
 
 #include "catalog/pg_type_d.h"
-
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
-#include "sqlca.h"
-#include "sqlda-native.h"
-#include "sqlda-compat.h"
-#include "sql3types.h"
-#include "pgtypes_numeric.h"
+#include "ecpgtype.h"
 #include "pgtypes_date.h"
-#include "pgtypes_timestamp.h"
 #include "pgtypes_interval.h"
+#include "pgtypes_numeric.h"
+#include "pgtypes_timestamp.h"
+#include "sql3types.h"
+#include "sqlca.h"
+#include "sqlda-compat.h"
+#include "sqlda-native.h"
 
 /*
  *	This function returns a newly malloced string that has ' and \

src/interfaces/ecpg/ecpglib/memory.c

@@ -4,10 +4,10 @@
 #include "postgres_fe.h"
 
 #include "ecpg-pthread-win32.h"
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 
 void
 ecpg_free(void *ptr)

src/interfaces/ecpg/ecpglib/misc.c

@@ -5,17 +5,18 @@
 
 #include <limits.h>
 #include <unistd.h>
+
 #include "ecpg-pthread-win32.h"
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
-#include "sqlca.h"
-#include "pgtypes_numeric.h"
+#include "ecpgtype.h"
 #include "pgtypes_date.h"
-#include "pgtypes_timestamp.h"
 #include "pgtypes_interval.h"
+#include "pgtypes_numeric.h"
+#include "pgtypes_timestamp.h"
 #include "pg_config_paths.h"
+#include "sqlca.h"
 
 #ifdef HAVE_LONG_LONG_INT
 #ifndef LONG_LONG_MIN

src/interfaces/ecpg/ecpglib/prepare.c

@@ -5,10 +5,10 @@
 
 #include <ctype.h>
 
-#include "ecpgtype.h"
-#include "ecpglib.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 #include "sqlca.h"
 
 #define STMTID_SIZE 32

src/interfaces/ecpg/ecpglib/sqlda.c

@@ -10,16 +10,15 @@
 #include "postgres_fe.h"
 
 #include "catalog/pg_type_d.h"
-
-#include "ecpg-pthread-win32.h"
 #include "decimal.h"
-#include "ecpgtype.h"
-#include "ecpglib.h"
+#include "ecpg-pthread-win32.h"
 #include "ecpgerrno.h"
+#include "ecpglib.h"
 #include "ecpglib_extern.h"
+#include "ecpgtype.h"
 #include "sqlca.h"
-#include "sqlda-native.h"
 #include "sqlda-compat.h"
+#include "sqlda-native.h"
 
 /*
  * Compute the next variable's offset with

src/interfaces/ecpg/ecpglib/typename.c

@@ -4,12 +4,11 @@
 #include "postgres_fe.h"
 
 #include "catalog/pg_type_d.h"
-
-#include "ecpgtype.h"
 #include "ecpglib.h"
 #include "ecpglib_extern.h"
-#include "sqltypes.h"
+#include "ecpgtype.h"
 #include "sql3types.h"
+#include "sqltypes.h"
 
 /*
  * This function is used to generate the correct type names.

src/interfaces/ecpg/pgtypeslib/common.c

@@ -2,8 +2,8 @@
 
 #include "postgres_fe.h"
 
-#include "pgtypeslib_extern.h"
 #include "pgtypes.h"
+#include "pgtypeslib_extern.h"
 
 /* Return value is zero-filled. */
 char *

src/interfaces/ecpg/pgtypeslib/datetime.c

@@ -6,10 +6,10 @@
 #include <ctype.h>
 #include <limits.h>
 
-#include "pgtypeslib_extern.h"
 #include "dt.h"
-#include "pgtypes_error.h"
 #include "pgtypes_date.h"
+#include "pgtypes_error.h"
+#include "pgtypeslib_extern.h"
 
 date *
 PGTYPESdate_new(void)

src/interfaces/ecpg/pgtypeslib/dt_common.c

@@ -7,9 +7,9 @@
 #include <math.h>
 
 #include "common/string.h"
-#include "pgtypeslib_extern.h"
 #include "dt.h"
 #include "pgtypes_timestamp.h"
+#include "pgtypeslib_extern.h"
 
 const int	day_tab[2][13] = {
 	{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 0},

src/interfaces/ecpg/pgtypeslib/interval.c

@@ -1,6 +1,7 @@
 /* src/interfaces/ecpg/pgtypeslib/interval.c */
 
 #include "postgres_fe.h"
+
 #include <time.h>
 #include <math.h>
 #include <limits.h>
@@ -10,11 +11,10 @@
 #endif
 
 #include "common/string.h"
-
-#include "pgtypeslib_extern.h"
 #include "dt.h"
 #include "pgtypes_error.h"
 #include "pgtypes_interval.h"
+#include "pgtypeslib_extern.h"
 
 /* copy&pasted from .../src/backend/utils/adt/datetime.c
  * and changesd struct pg_tm to struct tm

src/interfaces/ecpg/pgtypeslib/numeric.c

@@ -1,12 +1,14 @@
 /* src/interfaces/ecpg/pgtypeslib/numeric.c */
 
 #include "postgres_fe.h"
+
 #include <ctype.h>
 #include <float.h>
 #include <limits.h>
 
-#include "pgtypeslib_extern.h"
 #include "pgtypes_error.h"
+#include "pgtypes_numeric.h"
+#include "pgtypeslib_extern.h"
 
 #define Max(x, y)				((x) > (y) ? (x) : (y))
 #define Min(x, y)				((x) < (y) ? (x) : (y))
@@ -20,7 +22,6 @@
 						  free(buf); \
 		  } while (0)
 
-#include "pgtypes_numeric.h"
 
 #if 0
 /* ----------

src/interfaces/ecpg/pgtypeslib/timestamp.c

@@ -11,11 +11,10 @@
 #error -ffast-math is known to break this code
 #endif
 
-#include "pgtypeslib_extern.h"
 #include "dt.h"
-#include "pgtypes_timestamp.h"
 #include "pgtypes_date.h"
-
+#include "pgtypes_timestamp.h"
+#include "pgtypeslib_extern.h"
 
 static int64
 time2t(const int hour, const int min, const int sec, const fsec_t fsec)

src/interfaces/ecpg/preproc/c_keywords.c

@@ -9,11 +9,10 @@
  */
 #include "postgres_fe.h"
 
-#include "preproc_extern.h"
-#include "preproc.h"
-
 /* ScanKeywordList lookup data for C keywords */
 #include "c_kwlist_d.h"
+#include "preproc_extern.h"
+#include "preproc.h"
 
 /* Token codes for C keywords */
 #define PG_KEYWORD(kwname, value) value,

src/interfaces/ecpg/preproc/ecpg_keywords.c

@@ -13,11 +13,10 @@
 
 #include <ctype.h>
 
-#include "preproc_extern.h"
-#include "preproc.h"
-
 /* ScanKeywordList lookup data for ECPG keywords */
 #include "ecpg_kwlist_d.h"
+#include "preproc_extern.h"
+#include "preproc.h"
 
 /* Token codes for ECPG keywords */
 #define PG_KEYWORD(kwname, value) value,