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sqlscriptparser.y
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319 lines (275 loc) · 9.88 KB
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%{
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include <unistd.h>
void yyerror(char *);
extern char * yytext;
//Referencia externa
extern FILE * yyin;
//Apontamento para arquivo
char fullfilename[2048];
//Print na tela o comando
int printOnScreen=0;
//Realizar o append
int appendStmt=0;
//Primeira vez a imprimir script validador
int primeiraVez=1;
void writeStmt(char *stmt, char *tipoStmt);
%}
%union {
char *sval;
}
%token <sval> OWNER_OBJECT
%token <sval> COMANDO
%token <sval> CREATE_TABLE
%token <sval> CREATE_INDEX
%token <sval> ALTER_TABLE
%token <sval> FK
%token <sval> PK
%token <sval> UK
%token <sval> FK_NAME
%token <sval> PK_NAME
%token <sval> UK_NAME
%token <sval> ADD_CONSTRAINT
%token <sval> DROP_CONSTRAINT
%token <sval> COLUMN
%token <sval> CREATE_SEQUENCE
%token <sval> CHECK
%token <sval> CHECK_NAME
%token FIM_COMANDO
%start linhas
%%
linhas :
| linhas instrucao
;
constraint :
| FK
| PK
| UK
;
instrucao: CREATE_TABLE OWNER_OBJECT FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
object = strtok (NULL, ".");
char str[1024];
strcpy(str,"select '");
strcat(str, object);
strcat(str, "' as obj, case count(1) when 1 then 'ok' else 'error' end as status from dba_tables t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.table_name=upper('");
strcat(str,object);
strcat(str,"') union all");
if (printOnScreen) {
printf("\n--CREATE TABLE\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--CREATE TABLE");
}
}
| ALTER_TABLE OWNER_OBJECT ADD_CONSTRAINT CHECK_NAME CHECK COLUMN FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
char str[1024];
strcpy(str,"select '");
strcat(str,$4);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end from dba_constraints t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.constraint_name=upper('");
strcat(str,$4);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--ADD CHECK CONSTRAINT\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--ADD CHECK CONSTRAINT");
}
}
| ALTER_TABLE OWNER_OBJECT DROP_CONSTRAINT CHECK_NAME FIM_COMANDO {}
| CREATE_INDEX OWNER_OBJECT OWNER_OBJECT COLUMN FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
object = strtok (NULL, ".");
char str[1024];
strcpy(str,"select '");
strcat(str,object);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end as status from dba_indexes t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.index_name=upper('");
strcat(str,object);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--CREATE INDEX\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--CREATE INDEX");
}
}
| ALTER_TABLE OWNER_OBJECT ADD_CONSTRAINT FK_NAME constraint COLUMN OWNER_OBJECT COLUMN FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
char str[1024];
strcpy(str,"select '");
strcat(str,$4);
strcat(str,"' obj, case count(1) when 1 then 'ok' else 'error' end as status from dba_constraints t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.constraint_name=upper('");
strcat(str,$4);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--ADD CONSTRAINT FK\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--ADD CONSTRAINT FK");
}
}
| ALTER_TABLE OWNER_OBJECT ADD_CONSTRAINT PK_NAME constraint COLUMN FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
char str[1024];
strcpy(str,"select '");
strcat(str,$4);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end as status from dba_constraints t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.constraint_name=upper('");
strcat(str,$4);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--ADD CONSTRAINT PK\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--ADD CONSTRAINT PK");
}
}
| ALTER_TABLE OWNER_OBJECT ADD_CONSTRAINT UK_NAME constraint COLUMN FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
char str[1024];
strcpy(str,"select '");
strcat(str,$4);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end as status from dba_constraints t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.constraint_name=upper('");
strcat(str,$4);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--ADD CONSTRAINT UK\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--ADD CONSTRAINT UK");
}
}
| ALTER_TABLE OWNER_OBJECT COLUMN FIM_COMANDO { char *owner;
char *object;
owner = strtok ($2,".");
object = strtok (NULL, ".");
char str[1024];
strcpy(str,"select '");
strcat(str,object);
strcat(str,"-");
strcat(str,$3);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end from dba_tab_columns t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.table_name=upper('");
strcat(str,object);
strcat(str,"') and t.column_name=upper(trim('");
strcat(str,$3);
strcat(str,"')) union all ");
if (printOnScreen) {
printf("\n--ADD COLUMN\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--ADD COLUMN");
}
}
| ALTER_TABLE OWNER_OBJECT COLUMN COLUMN FIM_COMANDO { char *owner;
char *object;
owner = strtok ($2,".");
object = strtok (NULL, ".");
char str[1024];
strcpy(str,"select '");
strcat(str,object);
strcat(str,"-");
strcat(str,$3);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end from dba_tab_columns t where t.owner=upper('");
strcat(str,owner);
strcat(str,"') and t.table_name=upper('");
strcat(str,object);
strcat(str,"' and t.column_name=upper(trim('");
strcat(str,$3);
strcat(str,"')) union all ");
if (printOnScreen) {
printf("\n--RENAME COLUMN\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--RENAME COLUMN");
}
}
| CREATE_SEQUENCE OWNER_OBJECT FIM_COMANDO {
char *owner;
char *object;
owner = strtok ($2,".");
object = strtok (NULL, ".");
char str[1024];
strcpy(str,"select '");
strcat(str,object);
strcat(str,"' as obj, case count(1) when 1 then 'ok' else 'error' end from dba_sequences t where t.sequence_owner=upper('");
strcat(str,owner);
strcat(str,"') and t.sequence_name=upper('");
strcat(str,object);
strcat(str,"') union all ");
if (printOnScreen) {
printf("\n--CREATE SEQUENCE\n%s\n",str);
}
if (appendStmt) {
writeStmt(str,"--CREATE SEQUENCE");
}
}
| FIM_COMANDO {}
| OWNER_OBJECT {}
| FK_NAME {}
| CHECK_NAME {}
| COLUMN {}
//
;
%%
int main(int argc, char **argv)
{
//Copiando
int i;
for (i=1; i < argc; i++) {
if (strcmp("-p",argv[i])==0 ) {
printOnScreen=1;
} else if (strcmp("-a",argv[i])==0 ) {
appendStmt=1;
}else {
strcpy(fullfilename, argv[i]);
}
}
yyin = fopen(fullfilename, "r");
return yyparse();
}
/*********************************************
Funcao de append
*********************************************/
void writeStmt(char *stmt, char *tipoStmt) {
FILE * fp;
fp = fopen(fullfilename, "a");
if (primeiraVez==1) {
fprintf(fp, "\n/*********************************\n\tSCRIPT VALIDACAO\n*********************************/\n",tipoStmt, stmt);
primeiraVez=0;
}
fprintf(fp, "%s\n%s\n",tipoStmt, stmt);
fclose(fp);
}
/* função usada pelo bison para dar mensagens de erro */
void yyerror(char *msg)
{
fprintf(stderr, "\ERRO: %s \n", msg);
}