work in progress - awkmod-mysql

qse/lib/awk/Makefile.am

@@ -49,7 +49,7 @@ libqseawkxx_la_SOURCES = Awk.cpp StdAwk.cpp
 libqseawkxx_la_CPPFLAGS = $(CPPFLAGS_LIB_COMMON)
 libqseawkxx_la_LDFLAGS = $(LDFLAGS_LIB_COMMON)
 libqseawkxx_la_LIBADD = -lqseawk -lqsecmnxx -lqseawk -lqsesi -lqsecmn $(LIBADD_LIB_COMMON) 
-libqseawkxx_la_DEPENDENCIES =
+libqseawkxx_la_DEPENDENCIES = libqseawk.la
 endif
 
 if ENABLE_STATIC_MODULE

qse/lib/awk/Makefile.in

@@ -219,9 +219,9 @@ libqseawk_sys_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC \
 am__DEPENDENCIES_4 = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2) \
 	$(am__DEPENDENCIES_3)
 am__libqseawk_la_SOURCES_DIST = awk.c err.c tree.c parse.c run.c rec.c \
-	val.c val-imp.h fnc.c imap-imp.h misc.c misc-imp.h rio.c std.c mod-dir.c \
+	val.c val-imp.h fnc.c imap-imp.h misc.c misc-imp.h rio.c std.c \
-	mod-dir.h mod-math.c mod-math.h mod-str.c mod-str.h mod-sys.c \
+	mod-dir.c mod-dir.h mod-math.c mod-math.h mod-str.c mod-str.h \
-	mod-sys.h
+	mod-sys.c mod-sys.h
 @ENABLE_STATIC_MODULE_TRUE@am__objects_1 = libqseawk_la-mod-dir.lo \
 @ENABLE_STATIC_MODULE_TRUE@	libqseawk_la-mod-math.lo \
 @ENABLE_STATIC_MODULE_TRUE@	libqseawk_la-mod-str.lo \
@@ -516,7 +516,8 @@ LIBADD_LIB_COMMON = -lqsecmn -lqsesi $(LIBM) $(am__append_1) \
 noinst_HEADERS = awk-prv.h err.h rio.h val.h fnc.h misc.h parse.h run.h tree.h std.h
 lib_LTLIBRARIES = libqseawk.la $(am__append_5)
 libqseawk_la_SOURCES = awk.c err.c tree.c parse.c run.c rec.c val.c \
-	val-imp.h fnc.c imap-imp.h misc.c misc-imp.h rio.c std.c $(am__append_6)
+	val-imp.h fnc.c imap-imp.h misc.c misc-imp.h rio.c std.c \
+	$(am__append_6)
 libqseawk_la_CPPFLAGS = $(CPPFLAGS_LIB_COMMON)
 libqseawk_la_LDFLAGS = $(LDFLAGS_LIB_COMMON)
 libqseawk_la_LIBADD = $(LIBADD_LIB_COMMON) $(am__append_7) \
@@ -527,7 +528,7 @@ libqseawk_la_DEPENDENCIES = $(am__append_8) $(am__append_10) \
 @ENABLE_CXX_TRUE@libqseawkxx_la_CPPFLAGS = $(CPPFLAGS_LIB_COMMON)
 @ENABLE_CXX_TRUE@libqseawkxx_la_LDFLAGS = $(LDFLAGS_LIB_COMMON)
 @ENABLE_CXX_TRUE@libqseawkxx_la_LIBADD = -lqseawk -lqsecmnxx -lqseawk -lqsesi -lqsecmn $(LIBADD_LIB_COMMON) 
-@ENABLE_CXX_TRUE@libqseawkxx_la_DEPENDENCIES = 
+@ENABLE_CXX_TRUE@libqseawkxx_la_DEPENDENCIES = libqseawk.la
 
 ##################################################
 # DYNAMIC MODULES 

qse/lib/awk/imap-imp.h

@@ -36,6 +36,7 @@ struct __IMAP_NODE_T
 	__IMAP_NODE_T_DATA
 };
 
+typedef struct __IMAP_LIST_T __IMAP_LIST_T;
 struct __IMAP_LIST_T
 {
 	__IMAP_NODE_T* head;

qse/lib/awk/mod-dir.c

@@ -46,9 +46,6 @@ BEGIN {
 #include <qse/cmn/rbt.h>
 #include "../cmn/mem-prv.h"
 
-typedef struct dir_list_t dir_list_t;
-typedef struct dir_node_t dir_node_t;
-
 enum
 {
 	DIR_ENOERR,

qse/lib/awkmod/Makefile.am

@@ -52,6 +52,10 @@ if ENABLE_AWKMOD_MPI
 pkgmodexec_LTLIBRARIES += libqseawk-mpi.la
 endif
 
+if ENABLE_AWKMOD_MYSQL
+pkgmodexec_LTLIBRARIES += libqseawk-mysql.la
+endif
+
 if ENABLE_AWKMOD_SED
 pkgmodexec_LTLIBRARIES += libqseawk-sed.la
 endif

qse/lib/awkmod/Makefile.in

@@ -93,8 +93,9 @@ host_triplet = @host@
 @ENABLE_AWKMOD_SED_TRUE@@ENABLE_STATIC_MODULE_TRUE@am__append_3 = libqseawk-sed.la
 @ENABLE_AWKMOD_UCI_TRUE@@ENABLE_STATIC_MODULE_TRUE@am__append_4 = libqseawk-uci.la
 @ENABLE_AWKMOD_MPI_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_5 = libqseawk-mpi.la
-@ENABLE_AWKMOD_SED_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_6 = libqseawk-sed.la
+@ENABLE_AWKMOD_MYSQL_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_6 = libqseawk-mysql.la
-@ENABLE_AWKMOD_UCI_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_7 = libqseawk-uci.la
+@ENABLE_AWKMOD_SED_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_7 = libqseawk-sed.la
+@ENABLE_AWKMOD_UCI_TRUE@@ENABLE_STATIC_MODULE_FALSE@am__append_8 = libqseawk-uci.la
 subdir = lib/awkmod
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/ax_check_sign.m4 \
@@ -169,6 +170,9 @@ libqseawk_mysql_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC \
 	$(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=link $(CCLD) \
 	$(AM_CFLAGS) $(CFLAGS) $(libqseawk_mysql_la_LDFLAGS) \
 	$(LDFLAGS) -o $@
+@ENABLE_AWKMOD_MYSQL_TRUE@@ENABLE_STATIC_MODULE_FALSE@am_libqseawk_mysql_la_rpath =  \
+@ENABLE_AWKMOD_MYSQL_TRUE@@ENABLE_STATIC_MODULE_FALSE@	-rpath \
+@ENABLE_AWKMOD_MYSQL_TRUE@@ENABLE_STATIC_MODULE_FALSE@	$(pkgmodexecdir)
 @ENABLE_AWKMOD_MYSQL_TRUE@@ENABLE_STATIC_MODULE_TRUE@am_libqseawk_mysql_la_rpath =
 @ENABLE_AWKMOD_SED_TRUE@libqseawk_sed_la_DEPENDENCIES =  \
 @ENABLE_AWKMOD_SED_TRUE@	$(am__DEPENDENCIES_1)
@@ -459,7 +463,8 @@ CPPFLAGS_COMMON = \
 @ENABLE_STATIC_MODULE_TRUE@	$(am__append_4)
 @ENABLE_STATIC_MODULE_FALSE@pkgmodexecdir = $(libdir)
 @ENABLE_STATIC_MODULE_FALSE@pkgmodexec_LTLIBRARIES = $(am__append_5) \
-@ENABLE_STATIC_MODULE_FALSE@	$(am__append_6) $(am__append_7)
+@ENABLE_STATIC_MODULE_FALSE@	$(am__append_6) $(am__append_7) \
+@ENABLE_STATIC_MODULE_FALSE@	$(am__append_8)
 
 ##################################################
 ##################################################

qse/lib/awkmod/mod-mysql.c

@@ -26,9 +26,12 @@
 
 #include "mod-mysql.h"
 #include <mysql/mysql.h>
+#include "../cmn/mem-prv.h"
+#include <qse/cmn/main.h>
+#include <qse/cmn/rbt.h>
 
-#define __IMAP_NODE_T_DATA  MYSQL ctx;
+#define __IMAP_NODE_T_DATA  MYSQL* ctx;
-#define __IMAP_LIST_T_DATA /* nothing */
+#define __IMAP_LIST_T_DATA  int errnum;
 #define __IMAP_LIST_T sql_list_t
 #define __IMAP_NODE_T sql_node_t
 #define __MAKE_IMAP_NODE __new_sql_node
@@ -42,9 +45,10 @@ static sql_node_t* new_sql_node (qse_awk_rtx_t* rtx, sql_list_t* list)
 	node = __new_sql_node(rtx, list);
 	if (!node) return QSE_NULL;
 
-	if (mysql_init(&node->ctx) == QSE_NULL)
+	node->ctx = mysql_init(QSE_NULL);
+	if (!node->ctx)
 	{
-		__free_sql_node (rtx, list, node);
+		qse_awk_rtx_seterrfmt (rtx, QSE_AWK_ENOMEM, QSE_NULL, QSE_T("unable to allocate a mysql object"));
 		return QSE_NULL;
 	}
 
@@ -53,19 +57,86 @@ static sql_node_t* new_sql_node (qse_awk_rtx_t* rtx, sql_list_t* list)
 
 static void free_sql_node (qse_awk_rtx_t* rtx, sql_list_t* list, sql_node_t* node)
 {
-	mysqL_close (&node->ctx);
+	mysql_close (node->ctx);
 	__free_sql_node (rtx, list, node);
 }
 
+/* ------------------------------------------------------------------------ */
+
+static int close_byid (qse_awk_rtx_t* rtx, sql_list_t* list, qse_awk_int_t id)
+{
+	if (id >= 0 && id < list->map.high && list->map.tab[id]) 
+	{
+		free_sql_node (rtx, list, list->map.tab[id]);
+		return 0;
+	}
+	else
+	{
+/* TODO: enhance error */
+		list->errnum = QSE_AWK_EINVAL;
+		return -1;
+	}
+}
+
+/* ------------------------------------------------------------------------ */
+
+static QSE_INLINE sql_list_t* rtx_to_list (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_rbt_pair_t* pair;
+	pair = qse_rbt_search((qse_rbt_t*)fi->mod->ctx, &rtx, QSE_SIZEOF(rtx));
+	QSE_ASSERT (pair != QSE_NULL);
+	return (sql_list_t*)QSE_RBT_VPTR(pair);
+}
+
+
 static int fnc_open (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 {
-	sql_node_t* node;
+	sql_list_t* list;
+	sql_node_t* node = QSE_NULL;
+	qse_awk_int_t ret;
+	qse_awk_val_t* retv;
+
+	list = rtx_to_list(rtx, fi);
+
+	node = new_sql_node(rtx, list/*, path, flags*/);
+	if (node) ret = node->id;
+	else ret = -1;
+
+
+	/* ret may not be a statically managed number. 
+	 * error checking is required */
+	retv = qse_awk_rtx_makeintval(rtx, ret);
+	if (retv == QSE_NULL)
+	{
+		if (node) free_sql_node (rtx, list, node);
 		return -1;
 	}
 
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
 static int fnc_close (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 {
-	return -1;
+	sql_list_t* list;
+	qse_awk_int_t id;
+	int ret;
+
+	list = rtx_to_list(rtx, fi);
+
+	ret = qse_awk_rtx_valtoint(rtx, qse_awk_rtx_getarg(rtx, 0), &id);
+	if (ret <= -1)
+	{
+		list->errnum = qse_awk_rtx_geterrnum(rtx);
+		ret = -1;
+	}
+	else
+	{
+		ret = close_byid(rtx, list, id);
+	}
+
+	qse_awk_rtx_setretval (rtx, qse_awk_rtx_makeintval(rtx, ret));
+	return 0;
 }
 
 static int fnc_connect (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
@@ -147,34 +218,77 @@ static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qs
 
 static int init (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
 {
-	mysql_library_init (0, QSE_NULL, QSE_NULL);
+	qse_rbt_t* rbt;
+	sql_list_t list;
+
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	QSE_MEMSET (&list, 0, QSE_SIZEOF(list));
+	if (qse_rbt_insert (rbt, &rtx, QSE_SIZEOF(rtx), &list, QSE_SIZEOF(list)) == QSE_NULL) 
+	{
+		qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOMEM, QSE_NULL);
+		return -1;
+	}
+
 	return 0;
 }
 
 static void fini (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
 {
-	/* TODO: anything */
+	qse_rbt_t* rbt;
-	mysql_library_end ();
+	qse_rbt_pair_t* pair;
+	
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	/* garbage clean-up */
+	pair = qse_rbt_search(rbt, &rtx, QSE_SIZEOF(rtx));
+	if (pair)
+	{
+		sql_list_t* list;
+		sql_node_t* node, * next;
+
+		list = QSE_RBT_VPTR(pair);
+		node = list->head;
+		while (node)
+		{
+			next = node->next;
+			free_sql_node (rtx, list, node);
+			node = next;
+		}
+
+		qse_rbt_delete (rbt, &rtx, QSE_SIZEOF(rtx));
+	}
 }
 
 static void unload (qse_awk_mod_t* mod, qse_awk_t* awk)
 {
-	/* TODO: anything */
+	qse_rbt_t* rbt;
+
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	QSE_ASSERT (QSE_RBT_SIZE(rbt) == 0);
+	qse_rbt_close (rbt);
 }
 
 int qse_awk_mod_mysql (qse_awk_mod_t* mod, qse_awk_t* awk)
 {
+	qse_rbt_t* rbt;
+
 	mod->query = query;
 	mod->unload = unload;
 
 	mod->init = init;
 	mod->fini = fini;
-	/*
-	mod->ctx...
-	 */
-
 
+	rbt = qse_rbt_open(qse_awk_getmmgr(awk), 0, 1, 1);
+	if (rbt == QSE_NULL) 
+	{
+		qse_awk_seterrnum (awk, QSE_AWK_ENOMEM, QSE_NULL);
+		return -1;
+	}
+	qse_rbt_setstyle (rbt, qse_getrbtstyle(QSE_RBT_STYLE_INLINE_COPIERS));
 
+	mod->ctx = rbt;
 	return 0;
 }