store last error message in MdbSql struct and show error in gmdb2.

This commit is contained in:
root 2010-06-20 21:18:22 -04:00
parent 5c05325b54
commit fc8ccbeaa8
3 changed files with 45 additions and 17 deletions

View File

@ -24,6 +24,7 @@ typedef struct {
void *bound_values[256]; void *bound_values[256];
unsigned char *kludge_ttable_pg; unsigned char *kludge_ttable_pg;
long max_rows; long max_rows;
char error_msg[1024];
} MdbSQL; } MdbSQL;
typedef struct { typedef struct {

View File

@ -419,6 +419,7 @@ gmdb_sql_execute_cb(GtkWidget *w, GladeXML *xml)
g_input_ptr = buf; g_input_ptr = buf;
/* begin unsafe */ /* begin unsafe */
_mdb_sql(sql); _mdb_sql(sql);
mdb_sql_clear_error(sql);
if (yyparse()) { if (yyparse()) {
/* end unsafe */ /* end unsafe */
GtkWidget* dlg = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (w)), GtkWidget* dlg = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (w)),
@ -429,6 +430,15 @@ gmdb_sql_execute_cb(GtkWidget *w, GladeXML *xml)
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
} }
if (mdb_sql_has_error(sql)) {
GtkWidget* dlg = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (w)),
GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING, GTK_BUTTONS_CLOSE,
mdb_sql_last_error(sql));
gtk_dialog_run (GTK_DIALOG (dlg));
gtk_widget_destroy (dlg);
mdb_sql_reset(sql);
return;
}
treeview = glade_xml_get_widget(xml, "sql_results"); treeview = glade_xml_get_widget(xml, "sql_results");

View File

@ -34,15 +34,31 @@ void mdb_dump_results(MdbSQL *sql);
char *g_input_ptr; char *g_input_ptr;
void void
mdb_sql_error(char *fmt, ...) mdb_sql_error(MdbSQL* sql, char *fmt, ...)
{ {
va_list ap; va_list ap;
va_start(ap, fmt); va_start(ap, fmt);
vfprintf (stderr,fmt, ap); vfprintf (stderr, fmt, ap);
vsprintf(sql->error_msg, fmt, ap);
va_end(ap); va_end(ap);
fprintf(stderr,"\n"); fprintf(stderr,"\n");
} }
void
mdb_sql_clear_error(MdbSQL* sql)
{
sql->error_msg[0]='\0';
}
char *
mdb_sql_last_error(MdbSQL* sql)
{
return sql->error_msg;
}
unsigned char
mdb_sql_has_error(MdbSQL* sql)
{
return (sql->error_msg[0] ? 1 : 0);
}
int mdb_sql_yyinput(char *buf, int need) int mdb_sql_yyinput(char *buf, int need)
{ {
int cplen, have; int cplen, have;
@ -97,9 +113,10 @@ mdb_sql_run_query (MdbSQL* sql, const gchar* querystr) {
/* begin unsafe */ /* begin unsafe */
_mdb_sql (sql); _mdb_sql (sql);
mdb_sql_clear_error(sql);
if (yyparse()) { if (yyparse()) {
/* end unsafe */ /* end unsafe */
mdb_sql_error (_("Could not parse '%s' command"), querystr); mdb_sql_error (sql, _("Could not parse '%s' command"), querystr);
mdb_sql_reset (sql); mdb_sql_reset (sql);
return NULL; return NULL;
} }
@ -107,7 +124,7 @@ mdb_sql_run_query (MdbSQL* sql, const gchar* querystr) {
if (sql->cur_table == NULL) { if (sql->cur_table == NULL) {
/* Invalid column name? (should get caught by mdb_sql_select, /* Invalid column name? (should get caught by mdb_sql_select,
* but it appeared to happen anyway with 0.5) */ * but it appeared to happen anyway with 0.5) */
mdb_sql_error (_("Got no result for '%s' command"), querystr); mdb_sql_error (sql, _("Got no result for '%s' command"), querystr);
return NULL; return NULL;
} }
@ -151,7 +168,7 @@ mdb_sql_close(MdbSQL *sql)
mdb_close(sql->mdb); mdb_close(sql->mdb);
sql->mdb = NULL; sql->mdb = NULL;
} else { } else {
mdb_sql_error("Not connected."); mdb_sql_error(sql, "Not connected.");
} }
} }
@ -176,7 +193,7 @@ MdbHandle *mdb_sql_open(MdbSQL *sql, char *db_name)
g_free(tmpstr); g_free(tmpstr);
} }
if (!sql->mdb) { if (!sql->mdb) {
mdb_sql_error("Unable to locate database %s", db_name); mdb_sql_error(sql, "Unable to locate database %s", db_name);
} }
#ifdef HAVE_WORDEXP #ifdef HAVE_WORDEXP
@ -235,7 +252,7 @@ mdb_sql_add_not(MdbSQL *sql)
left = mdb_sql_pop_node(sql); left = mdb_sql_pop_node(sql);
if (!left) { if (!left) {
mdb_sql_error("parse error near 'NOT'"); mdb_sql_error(sql, "parse error near 'NOT'");
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
} }
@ -252,7 +269,7 @@ mdb_sql_add_or(MdbSQL *sql)
left = mdb_sql_pop_node(sql); left = mdb_sql_pop_node(sql);
right = mdb_sql_pop_node(sql); right = mdb_sql_pop_node(sql);
if (!left || !right) { if (!left || !right) {
mdb_sql_error("parse error near 'OR'"); mdb_sql_error(sql, "parse error near 'OR'");
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
} }
@ -270,7 +287,7 @@ mdb_sql_add_and(MdbSQL *sql)
left = mdb_sql_pop_node(sql); left = mdb_sql_pop_node(sql);
right = mdb_sql_pop_node(sql); right = mdb_sql_pop_node(sql);
if (!left || !right) { if (!left || !right) {
mdb_sql_error("parse error near 'AND'"); mdb_sql_error(sql, "parse error near 'AND'");
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
} }
@ -352,13 +369,13 @@ mdb_sql_eval_expr(MdbSQL *sql, char *const1, int op, char *const2)
default: illop = 1; default: illop = 1;
} }
} else { } else {
mdb_sql_error("Comparison of strings and numbers not allowed."); mdb_sql_error(sql, "Comparison of strings and numbers not allowed.");
/* the column and table names are no good now */ /* the column and table names are no good now */
mdb_sql_reset(sql); mdb_sql_reset(sql);
return 1; return 1;
} }
if (illop) { if (illop) {
mdb_sql_error("Illegal operator used for comparision of literals."); mdb_sql_error(sql, "Illegal operator used for comparision of literals.");
/* the column and table names are no good now */ /* the column and table names are no good now */
mdb_sql_reset(sql); mdb_sql_reset(sql);
return 1; return 1;
@ -525,7 +542,7 @@ void mdb_sql_listtables(MdbSQL *sql)
int tmpsiz; int tmpsiz;
if (!mdb) { if (!mdb) {
mdb_sql_error("You must connect to a database first"); mdb_sql_error(sql, "You must connect to a database first");
return; return;
} }
mdb_read_catalog (mdb, MDB_TABLE); mdb_read_catalog (mdb, MDB_TABLE);
@ -577,7 +594,7 @@ void mdb_sql_describe_table(MdbSQL *sql)
int tmpsiz; int tmpsiz;
if (!mdb) { if (!mdb) {
mdb_sql_error("You must connect to a database first"); mdb_sql_error(sql, "You must connect to a database first");
return; return;
} }
@ -585,7 +602,7 @@ void mdb_sql_describe_table(MdbSQL *sql)
table = mdb_read_table_by_name(mdb, sql_tab->name, MDB_TABLE); table = mdb_read_table_by_name(mdb, sql_tab->name, MDB_TABLE);
if (!table) { if (!table) {
mdb_sql_error("%s is not a table in this database", sql_tab->name); mdb_sql_error(sql, "%s is not a table in this database", sql_tab->name);
/* the column and table names are no good now */ /* the column and table names are no good now */
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
@ -653,7 +670,7 @@ MdbSQLColumn *sqlcol;
int found = 0; int found = 0;
if (!mdb) { if (!mdb) {
mdb_sql_error("You must connect to a database first"); mdb_sql_error(sql, "You must connect to a database first");
return; return;
} }
@ -661,7 +678,7 @@ int found = 0;
table = mdb_read_table_by_name(mdb, sql_tab->name, MDB_TABLE); table = mdb_read_table_by_name(mdb, sql_tab->name, MDB_TABLE);
if (!table) { if (!table) {
mdb_sql_error("%s is not a table in this database", sql_tab->name); mdb_sql_error(sql, "%s is not a table in this database", sql_tab->name);
/* the column and table names are no good now */ /* the column and table names are no good now */
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
@ -689,7 +706,7 @@ int found = 0;
} }
} }
if (!found) { if (!found) {
mdb_sql_error("Column %s not found",sqlcol->name); mdb_sql_error(sql, "Column %s not found",sqlcol->name);
mdb_sql_reset(sql); mdb_sql_reset(sql);
return; return;
} }