MDEV-9077 - sys schema preparation

- increase MAX_BOOTSTRAP_QUERY_SIZE (sys.schema has SP over 50K large)
  don't allocate bootstrap query on heap anymore.
- support DELIMITER in bootstrap

scripts/CMakeLists.txt

@@ -30,7 +30,7 @@ ENDMACRO()
 
 IF(NOT CMAKE_CROSSCOMPILING)
  INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include)
- ADD_EXECUTABLE(comp_sql comp_sql.c)
+ ADD_EXECUTABLE(comp_sql comp_sql.c ../sql/sql_bootstrap.cc)
  TARGET_LINK_LIBRARIES(comp_sql)
 ENDIF()
 

scripts/comp_sql.c

@@ -36,7 +36,7 @@
   - do not duplicate the code either.
  so just add the sql_bootstrap.cc code as is.
 */
-#include "../sql/sql_bootstrap.cc"
+#include "../sql/sql_bootstrap.h"
 
 FILE *in, *out;
 
@@ -121,9 +121,10 @@ static void print_query(FILE *out, const char *query)
   fprintf(out, "\\n\",\n");
 }
 
+static char query[MAX_BOOTSTRAP_QUERY_SIZE];
+
 int main(int argc, char *argv[])
 {
-  char query[MAX_BOOTSTRAP_QUERY_SIZE];
   char* struct_name= argv[1];
   char* infile_name= argv[2];
   char* outfile_name= argv[3];
@@ -151,7 +152,7 @@ int main(int argc, char *argv[])
   for ( ; ; )
   {
     rc= read_bootstrap_query(query, &query_length,
-                             (fgets_input_t) in, fgets_fn, &error);
+                             (fgets_input_t) in, fgets_fn, 1, &error);
 
     if (rc == READ_BOOTSTRAP_EOF)
       break;