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funcPostgreSql.h
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funcPostgreSql.h
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// Bahasa Anak Indonesia untuk Komputer - BAIK
// Copyright Haris Hasanudin - 2005 - 2015
//
// Kupersembahkan untuk istriku tercinta Masako, anakku tersayang Takumi
// dan Tomoki serta seluruh putra putri Indonesia
#include "pq_common.h"
char** PGDBfields_get(PGresult *pg_res);
char** PGDBrows_get(PGresult *pg_res, int baris_num);
VAL_LABEL funcPGSQL_KONEKSI ()
{
VAL_LABEL datx;
int n=0, i=0, j=0;
int dat_num=0;
char tmpMsg[MAX_STRING_LEN * 2];
VAL_LABEL valdat, tmpdat;
int idx=0, idx2=0; // array index
char dat_a[MAX_STRING_LEN];
char dat_b[MAX_STRING_LEN];
char dat_c[MAX_STRING_LEN];
char dat_d[MAX_STRING_LEN];
float tmp = 0.0;
int isArrDummy=0;
int size = 0;
char get_name[MAX_STRING_LEN];
// var list for class params
struct node_list tmpnode;
char class_tmpvar[MAX_STRING_LEN];
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&tmpdat, '\0', sizeof(tmpdat));
memset(&dat_a, '\0', sizeof(dat_a));
memset(&dat_b, '\0', sizeof(dat_b));
memset(&dat_c, '\0', sizeof(dat_c));
memset(&dat_d, '\0', sizeof(dat_d));
memset(&get_name, '\0', sizeof(get_name));
memset(&tmpMsg, '\0', sizeof(tmpMsg));
memset(&tmpnode, '\0', sizeof(tmpnode));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
memset(tmpMsg, '\0', sizeof(tmpMsg));
n = 0; i = 0;
do {
getlex();
/* printf("%d %s\n",n, lex.detail.string); */
if(lex.type == TYPE_NUM) {
if(n == 4) {
dat_num = lex.detail.num;
}
} else if(lex.type == TYPE_STR) {
if(n == 0) {
strcpy(dat_a, lex.detail.string);
} else
if(n == 1) {
strcpy(dat_b, lex.detail.string);
} else
if(n == 2) {
strcpy(dat_c, lex.detail.string);
} else
if(n == 3) {
strcpy(dat_d, lex.detail.string);
}
} else if(lex.type == TYPE_ARRAY) {
if(strlen(lex.detail.array_str) > 0) {
strcpy(valdat.array_str, lex.detail.array_str);
getArrayName(lex.detail.array_str, (char *)&valdat.array_name);
getArrayIdx(lex.detail.array_str, (char *)&valdat.array_idx);
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, valdat.array_name);
//printf("construct class var: %s\n", class_tmpvar);
memset(&valdat.array_name[0], '\0', sizeof(valdat.array_name));
strcpy(valdat.array_name, class_tmpvar);
if(!isdigit(valdat.array_idx[0])) {
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
sprintf(class_tmpvar, "%s->%s", currentClass, valdat.array_idx);
//printf("construct class var: %s\n", class_tmpvar);
memset(&valdat.array_idx[0], '\0', sizeof(valdat.array_idx));
strcpy(valdat.array_idx, class_tmpvar);
}
}
if(isdigit(valdat.array_idx[0])) {
/* printf("show digit\n"); */
idx = atoi (valdat.array_idx);
} else {
/* printf("show NOT digit\n"); */
/* Read index param */
tmpdat = ValLabel( valdat.array_idx, sub_deep, tmpdat, VAL_FLAG_SEARCH_R );
if(tmpdat.datatype==0)
idx = tmpdat.val;
else
Error("Untaian salah masukan");
}
/* read data */
valdat = ValLabel( valdat.array_name, sub_deep, valdat, VAL_FLAG_SEARCH_R );
sprintf(valdat.array_idx, "%d", idx);
if(idx < 0 || idx > MAX_ARRAY)
Error("ukuran Untaian tidak sesuai kapasitas");
if(valdat.datatype == 8 && valdat.array_s != '\0') {
if(valdat.array_s == '\0')
Error("PGDB_KONEKSI: ukuran Untaian belum terdefinisi");
memset(&TmpStrBox.var.array_name, '\0', sizeof(TmpStrBox.var.array_name));
memset(&TmpStrBox.str.mystring, '\0', sizeof(TmpStrBox.str.mystring));
strcpy(TmpStrBox.var.array_name, valdat.array_name);
renban = valdat.array_s;
if(renban < 0) {
printf("variabel untaian tidak ditemukan\n");
} else {
TmpStrBox.str.stackid = renban;
TmpStrBox.str.idx = idx;
strarryPos = string_findData(TmpStrBox.str);
if(strarryPos < 0) {
// printf("\n! nilai untaian kata tidak ditemukan");
} else {
TmpStrBox.str = string_getElement(strarryPos);
}
}
if(n == 0) {
strcpy(dat_a, TmpStrBox.str.mystring);
} else
if(n == 1) {
strcpy(dat_b, TmpStrBox.str.mystring);
} else
if(n == 2) {
strcpy(dat_c, TmpStrBox.str.mystring);
} else
if(n == 3) {
strcpy(dat_d, TmpStrBox.str.mystring);
}
}
if(valdat.datatype == 6 && valdat.array_i != '\0') {
if(n == 4) {
dat_num = get_int_array(valdat, idx);
}
}
}
} else {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// valdat = ValLabel( lex.detail.ident, datx, VAL_FLAG_SEARCH_R );
if(valdat.datatype == 0) {
if(n == 4) {
dat_num = valdat.val;
}
} else
if(valdat.datatype == 3) {
if(n == 0) {
strcpy(dat_a, valdat.str);
} else
if(n == 1) {
strcpy(dat_b, valdat.str);
} else
if(n == 2) {
strcpy(dat_c, valdat.str);
} else
if(n == 3) {
strcpy(dat_d, valdat.str);
}
}
}
n++;
getlex();
}while( lex.type == TYPE_SYM && lex.detail.symbol == ',');
ungetlex();
/* printf("n:%d\n", n); */
if(n==5) {
/*
printf("a: %s\n", dat_a); // hostname
printf("b: %s\n", dat_b); // username
printf("c: %s\n", dat_c); // password
printf("d: %s\n", dat_d); // tblname
printf("num: %d\n", dat_num); // port
*/
datx.pg_conn = pgdb_connect(dat_a, dat_b, dat_c, dat_d, dat_num);
if(datx.pg_conn == NULL) {
// writeLog("Koneksi PostgreSql DB Salah");
datx.isPgdbOpen = 0;
} else if(datx.pg_conn == CONNECTION_BAD) {
// writeLog("Koneksi PostgreSql DB Salah");
datx.isPgdbOpen = 0;
} else {
// writeLog("Koneksi PostgreSql DB Okey");
// printf("Koneksi PostgreSql DB Okey \n");
datx.isPgdbOpen = 1;
}
datx.datatype = 61; /* Pgdb Conn */
} else {
Error("PGDB_KONEKSI: masukan data salah");
}
return datx;
}
VAL_LABEL funcPGSQL_HASIL ()
{
VAL_LABEL datx;
int n=0, i=0, j=0;
int dat_num=0;
char tmpMsg[MAX_STRING_LEN * 2];
VAL_LABEL valdat, tmpdat;
int idx=0, idx2=0; // array index
char dat_a[MAX_STRING_LEN];
char dat_d[MAX_STRING_LEN];
float tmp = 0.0;
int isArrDummy=0;
int size = 0;
char get_name[MAX_STRING_LEN];
// var list for class params
struct node_list tmpnode;
char class_tmpvar[MAX_STRING_LEN];
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&tmpdat, '\0', sizeof(tmpdat));
memset(&dat_a, '\0', sizeof(dat_a));
memset(&dat_d, '\0', sizeof(dat_d));
memset(&get_name, '\0', sizeof(get_name));
memset(&tmpMsg, '\0', sizeof(tmpMsg));
memset(&tmpnode, '\0', sizeof(tmpnode));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
memset(tmpMsg, '\0', sizeof(tmpMsg));
datx.val = 0; // set init result 0
n = 0; i = 0;
do {
getlex();
/* printf("%d %s\n",n, lex.detail.string); */
if(lex.type == TYPE_NUM) {
Error("PGSQL_HASIL: masukan data salah");
} else if(lex.type == TYPE_STR) {
if(n == 1) {
strcpy(dat_a, lex.detail.string);
}
} else if(lex.type == TYPE_ARRAY) {
if(strlen(lex.detail.array_str) > 0) {
strcpy(valdat.array_str, lex.detail.array_str);
getArrayName(lex.detail.array_str, (char *)&valdat.array_name);
getArrayIdx(lex.detail.array_str, (char *)&valdat.array_idx);
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, valdat.array_name);
//printf("construct class var: %s\n", class_tmpvar);
memset(&valdat.array_name[0], '\0', sizeof(valdat.array_name));
strcpy(valdat.array_name, class_tmpvar);
if(!isdigit(valdat.array_idx[0])) {
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
sprintf(class_tmpvar, "%s->%s", currentClass, valdat.array_idx);
//printf("construct class var: %s\n", class_tmpvar);
memset(&valdat.array_idx[0], '\0', sizeof(valdat.array_idx));
strcpy(valdat.array_idx, class_tmpvar);
}
}
if(isdigit(valdat.array_idx[0])) {
/* printf("show digit\n"); */
idx = atoi (valdat.array_idx);
} else {
/* printf("show NOT digit\n"); */
/* Read index param */
tmpdat = ValLabel( valdat.array_idx, sub_deep, tmpdat, VAL_FLAG_SEARCH_R );
if(tmpdat.datatype==0)
idx = tmpdat.val;
else
Error("Untaian salah masukan");
}
/* read data */
valdat = ValLabel( valdat.array_name, sub_deep, valdat, VAL_FLAG_SEARCH_R );
sprintf(valdat.array_idx, "%d", idx);
if(idx < 0 || idx > MAX_ARRAY)
Error("ukuran Untaian tidak sesuai kapasitas");
if(valdat.datatype == 8 && valdat.array_s != '\0') {
if(valdat.array_s == '\0')
Error("PGSQL_HASIL: ukuran Untaian belum terdefinisi");
memset(&TmpStrBox.var.array_name, '\0', sizeof(TmpStrBox.var.array_name));
memset(&TmpStrBox.str.mystring, '\0', sizeof(TmpStrBox.str.mystring));
strcpy(TmpStrBox.var.array_name, valdat.array_name);
renban = valdat.array_s;
if(renban < 0) {
printf("variabel untaian tidak ditemukan\n");
} else {
TmpStrBox.str.stackid = renban;
TmpStrBox.str.idx = idx;
strarryPos = string_findData(TmpStrBox.str);
if(strarryPos < 0) {
// printf("\n! nilai untaian kata tidak ditemukan");
} else {
TmpStrBox.str = string_getElement(strarryPos);
}
}
if(n == 1) {
strcpy(dat_a, TmpStrBox.str.mystring);
}
}
}
} else {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// valdat = ValLabel( lex.detail.ident, datx, VAL_FLAG_SEARCH_R );
if(valdat.datatype == 3) {
if(n == 1) {
strcpy(dat_a, valdat.str);
}
} else
if(valdat.datatype == 61) { // pgsql conn
if(n == 0) {
strcpy(dat_d, lex.detail.ident);
tmpdat = valdat;
tmpdat.pg_conn = valdat.pg_conn;
tmpdat.isPgdbOpen = valdat.isPgdbOpen;
// printf("get pg_conn\n");
if(valdat.pg_conn == NULL) {
printf("get valdat pg_conn NULL !\n");
}
}
}
}
n++;
getlex();
}while( lex.type == TYPE_SYM && lex.detail.symbol == ',');
ungetlex();
// printf("PGSQL_HASIL n:%d\n", n);
if(n==2) {
// printf("hasil sql: %s\n", dat_a); // long sqlstr
// printf("con: %s\n", dat_d); // conn
datx.pg_res = NULL;
datx.pg_res = PQexec(tmpdat.pg_conn, dat_a);
// keep var conn ???
datx.pg_conn = tmpdat.pg_conn;
datx.isPgdbOpen = tmpdat.isPgdbOpen;
datx.datatype = 62; /* Pgsql res */
datx.val = 1; // set result status OK
if(datx.pg_res == NULL) {
printf("Hasil PostgreSql DB NULL\n");
// writeLog("Hasil PostgreSql DB NULL");
datx.val = -1;
}
if(PQresultStatus(datx.pg_res) != PGRES_TUPLES_OK) {
// writeLog("Hasil PostgreSql DB Salah ");
datx.val = -1;
}
/* printf("stored data num: %d\n", (int)mysql_num_rows(datx.my_res) ); */
memset(&tmpdat, '\0', sizeof(tmpdat));
} else {
Error("PGSQL_HASIL: masukan data salah");
}
return datx;
}
VAL_LABEL funcPGSQL_TOTAL ()
{
VAL_LABEL datx;
VAL_LABEL valdat;
char class_tmpvar[MAX_STRING_LEN];
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
getlex();
/* printf("lex detail num : %d\n", lex.detail.num);
printf("lex type : %d\n", lex.type); */
if(lex.type == TYPE_IDENT) {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// valdat = ValLabel( lex.detail.ident, datx, VAL_FLAG_SEARCH_R );
if(valdat.datatype == 62) { // pgsql_result
if(valdat.pg_res == NULL) {
Error("PGSQL_TOTAL Salah: Hasil PGSQL NIL");
}
datx.val = (int)PQntuples(valdat.pg_res);
datx.datatype = 0;
/* printf("get stored data num: %d\n", datx.val ); */
} else {
Error("PGSQL_TOTAL: masukan data salah");
}
} else {
Error("PGSQL_TOTAL: masukan data salah");
}
return datx;
}
VAL_LABEL funcPGSQL_RESULT_STATUS ()
{
VAL_LABEL datx;
VAL_LABEL valdat;
char class_tmpvar[MAX_STRING_LEN];
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
getlex();
/* printf("lex detail num : %d\n", lex.detail.num);
printf("lex type : %d\n", lex.type); */
if(lex.type == TYPE_IDENT) {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// valdat = ValLabel( lex.detail.ident, datx, VAL_FLAG_SEARCH_R );
if(valdat.datatype == 62) { // pgsql_result
if(valdat.pg_res == NULL) {
Error("PGSQL_STATUS Salah: Hasil PGSQL NIL");
}
datx.val = valdat.val; // passing result
datx.datatype = 0;
/* printf("get stored data num: %d\n", datx.val ); */
} else {
Error("PGSQL_STATUS: masukan data salah");
}
} else {
Error("PGSQL_STATUS: masukan data salah");
}
return datx;
}
VAL_LABEL funcPGSQL_NAMAKOLOM ()
{
VAL_LABEL datx;
VAL_LABEL valdat;
int j=0;
char class_tmpvar[MAX_STRING_LEN];
char **get=NULL;
char tmpstr[MAX_STRING_LEN];
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
getlex();
//printf("lex ident : %s\n", lex.detail.ident);
//printf("lex type : %d\n", lex.type);
if(lex.type == TYPE_IDENT) {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// printf("kolom type %d\n", valdat.datatype);
if(valdat.pg_res == NULL) {
Error("PGSQL_NAMAKOLOM Salah: Hasil PGSQL NIL");
}
if(valdat.datatype == 62) { // pgsql_result
get = PGDBfields_get(valdat.pg_res);
for(j=0; get[j] != '\0'; j++) {
if(j==0) {
datx.array_s = createRenban(renban);
datx.datatype = 8; // save as real array
}
memset(&tmpstr, '\0', sizeof(tmpstr));
sprintf(tmpstr, "%s", get[j]);
save_str_array(datx, j, tmpstr);
}
datx.array_max = j;
split_free(get);
/* printf("get stored data num: %d\n", datx.val ); */
} else {
Error("PGSQL_NAMAKOLOM: masukan data salah");
}
} else {
Error("PGSQL_NAMAKOLOM: masukan data salah");
}
return datx;
}
VAL_LABEL funcPGSQL_ISIDATA ()
{
VAL_LABEL datx;
VAL_LABEL valdat;
VAL_LABEL tmpdat;
int j=0;
char class_tmpvar[MAX_STRING_LEN];
int num=0;
char tmpstr[MAX_STRING_LEN];
char **get=NULL;
memset(&datx, '\0', sizeof(datx));
memset(&valdat, '\0', sizeof(valdat));
memset(&tmpdat, '\0', sizeof(tmpdat));
memset(&class_tmpvar, '\0', sizeof(class_tmpvar));
memset(&tmpstr, '\0', sizeof(tmpstr));
// get PG result
getlex();
// printf("lex detail ident : %s\n", lex.detail.ident);
// printf("lex type : %d\n", lex.type);
if(lex.type == TYPE_IDENT) {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
if(valdat.datatype = 62) { // pgsql_result
tmpdat = valdat;
if(valdat.pg_res == NULL) {
Error("PGSQL_ISIDATA Salah: Hasil PGSQL NIL");
}
} else {
Error("PGSQL_ISIDATA: masukan data salah");
}
} else {
Error("PGSQL_ISIDATA: masukan data salah");
}
// skip comma
getlex();
// printf("ident char : %c\n", lex.detail.ident[0]);
if(lex.detail.ident[0] != ',') {
Error("PGSQL_ISIDATA: masukan data salah");
}
// get num of line
getlex();
// printf("lex detail num : %d\n", lex.detail.num);
// printf("lex type : %d\n", lex.type);
if(lex.type == TYPE_NUM) {
num = lex.detail.num;
} else if(lex.type == TYPE_IDENT) {
if(currentClass != NULL && strlen(currentClass) > 0) {
sprintf(class_tmpvar, "%s->%s", currentClass, lex.detail.ident);
//printf("construct class var: %s\n", class_tmpvar);
valdat = ValLabel( class_tmpvar, class_sub_deep, datx, VAL_FLAG_SEARCH_R );
} else {
valdat = ValLabel( lex.detail.ident, sub_deep, datx, VAL_FLAG_SEARCH_R );
}
// valdat = ValLabel( lex.detail.ident, datx, VAL_FLAG_SEARCH_R );
if(valdat.datatype == 0) {
num = valdat.val;
} else {
Error("PGSQL_ISIDATA: masukan data salah");
}
} else {
Error("PGSQL_ISIDATA: masukan data salah");
}
if(tmpdat.pg_res != NULL) {
get = PGDBrows_get(tmpdat.pg_res, num);
for(j=0; get[j] != '\0'; j++) {
if(j==0) {
datx.array_s = createRenban(renban);
datx.datatype = 8; // save as real array
}
memset(&tmpstr, '\0', sizeof(tmpstr));
sprintf(tmpstr, "%s", get[j]);
save_str_array(datx, j, tmpstr);
}
datx.array_max = j;
split_free(get);
/* printf("get stored data num: %d\n", datx.val ); */
}
return datx;
}
// ///////////////////////////////////////////////////////////////////////////
/* ****************************************************** */
/* PostgreSql handle */
/* ****************************************************** */
char** PGDBfields_get(PGresult *pg_res)
{
int fieldcount = 0;
char **arr = NULL;
int n = 0;
int i = 0;
char *buf=NULL;
char *tp=NULL;
char a_cell[1024];
if (pg_res == NULL) {
return NULL;
}
buf = (char*)malloc(strlen((char *)pg_res) + 1);
if (buf == NULL) {
return NULL;
}
strcpy(buf, (char *)pg_res);
fieldcount = (int)PQnfields(pg_res);
n = 0;
for(i=0; i < fieldcount; i++) {
char **a = (char**)realloc(arr, sizeof(*arr) * (n+3));
memset(&a_cell, '\0', sizeof(a_cell));
sprintf(a_cell,"%s", PQfname(pg_res, i));
if(a_cell[0] != '\0' && strlen(a_cell)>0 ) {
tp = (char*)malloc(strlen(a_cell) + 1);
if(strlen(a_cell) > 0) {
strcpy(tp, a_cell);
// printf("%d data: %s\n", i, a_cell);
} else {
strcpy(tp, "");
}
a[++n] = tp;
arr = a;
}
}
if (arr != '\0') {
arr[0] = buf;
arr++;
arr[n] = '\0';
} else {
free(buf);
}
memset(&a_cell, '\0', sizeof(a_cell));
return arr;
}
char** PGDBrows_get(PGresult *pg_res, int baris_num)
{
int rowcount = 0;
int fieldcount = 0;
char **arr = NULL;
int n = 0;
int i = 0;
int j = 0;
char *buf=NULL;
char *tp=NULL;
char a_cell[1024];
if (pg_res == NULL) {
return NULL;
}
rowcount = (int)PQntuples(pg_res);
fieldcount = (int)PQnfields(pg_res);
/* printf(">>> data num %d \n", rowcount); */
if (rowcount <= 0) {
return NULL;
}
buf = (char*)malloc(strlen((char *)pg_res) + 1);
if (buf == NULL) {
return NULL;
}
strcpy(buf, (char *)pg_res);
n = 0;
for(i=0; i < fieldcount; i++) {
char **a = (char**)realloc(arr, sizeof(*arr) * (n+3));
memset(&a_cell, '\0', sizeof(a_cell));
sprintf(a_cell,"%s", PQgetvalue(pg_res, baris_num, i));
if(a_cell[0] != '\0' && strlen(a_cell)>0 ) {
tp = (char*)malloc(strlen(a_cell) + 1);
if(strlen(a_cell) > 0) {
strcpy(tp, a_cell);
// printf("%d data: %s\n", i, a_cell);
} else {
strcpy(tp, "");
}
a[++n] = tp;
arr = a;
} else {
// printf("%d OTHER\n", i);
tp = (char*)malloc(2);
strcpy(tp, " ");
a[++n] = tp;
arr = a;
}
}
if (arr != '\0') {
arr[0] = buf;
arr++;
arr[n] = '\0';
} else {
free (buf);
}
memset(&a_cell, '\0', sizeof(a_cell));
return arr;
}