check more user-supplied strings used as SQL identifier

Adds checks for the prefix and schema commandline parameters
and for column names and types from the pgsql style file.

Author: lonvia

src/options.cpp

@@ -10,6 +10,7 @@
 #include "format.hpp"
 #include "logging.hpp"
 #include "options.hpp"
+#include "pgsql.hpp"
 #include "reprojection.hpp"
 #include "util.hpp"
 #include "version.hpp"
@@ -394,6 +395,7 @@ options_t::options_t(int argc, char *argv[]) : options_t()
             break;
         case 'p':
             prefix = optarg;
+            check_identifier(prefix, "prefix");
             break;
         case 'd':
             database_options.db = optarg;
@@ -557,9 +559,11 @@ options_t::options_t(int argc, char *argv[]) : options_t()
             break;
         case 215:
             middle_dbschema = optarg;
+            check_identifier(middle_dbschema, "middle-schema");
             break;
         case 216:
             output_dbschema = optarg;
+            check_identifier(output_dbschema, "output-pgsql-schema");
             break;
         case 217:
             if (std::strcmp(optarg, "false") == 0) {

src/table.cpp

@@ -107,11 +107,14 @@ void table_t::start(std::string const &conninfo, std::string const &table_space)
 
         //first with the regular columns
         for (auto const &column : m_columns) {
+            check_identifier(column.name, "column");
+            check_identifier(column.type_name, "column type");
             sql += R"("{}" {},)"_format(column.name, column.type_name);
         }
 
         //then with the hstore columns
         for (auto const &hcolumn : m_hstore_columns) {
+            check_identifier(hcolumn, "column");
             sql += R"("{}" hstore,)"_format(hcolumn);
         }