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mytable.c
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mytable.c
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/*
* See url for more info:
* http://www.cyberciti.biz/tips/linux-unix-connect-mysql-c-api-program.html
*
* */
#include <mysql/mysql.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <stdbool.h>
#include <getopt.h>
#define CONFIG_PATH "my.conf"
#define SIZE 256
/*config vars*/
char username[SIZE];
char password[SIZE];
bool readConfig(){
char name[SIZE];
char value[SIZE];
FILE *fp = fopen(CONFIG_PATH, "r");
if (fp == NULL) { return false; }
while(!feof(fp)){
memset(name,0,SIZE); memset(value,0,SIZE);
/*Read Data*/
fscanf(fp,"%s = %s\n", name, value);
if (!strcmp(name, "username")){
strcpy(username, value);
}else if (!strcmp(name, "password")){
strcpy(password, value);
}
}
fclose(fp);
return true;
}
#include "FooOBJ.h"
void diddle(FooOBJ obj){
/* Perform member functions on FooOBJ.
* If you try these functions on a different type of object,
* you will get a compile-time error
*/
setFooNumber(obj, 1);
setFooString(obj, "somestring");
}
/* Flag set by ‘--verbose’. */
static int verbose_flag;
int my_get_opt(int argc, char * *argv){
int c;
while (1)
{
static struct option long_options[] =
{
/* These options set a flag. */
{"verbose", no_argument, &verbose_flag, 1},
{"brief", no_argument, &verbose_flag, 0},
/* These options don't set a flag.
We distinguish them by their indices. */
{"add", no_argument, 0, 'a'},
{"append", no_argument, 0, 'b'},
{"delete", required_argument, 0, 'd'},
{"create", required_argument, 0, 'c'},
{"file", required_argument, 0, 'f'},
{0, 0, 0, 0}
};
/* getopt_long stores the option index here. */
int option_index = 0;
c = getopt_long (argc, argv, "abc:d:f:",
long_options, &option_index);
/* Detect the end of the options. */
if (c == -1)
break;
switch (c)
{
case 0:
/* If this option set a flag, do nothing else now. */
if (long_options[option_index].flag != 0)
break;
printf ("option %s", long_options[option_index].name);
if (optarg)
printf (" with arg %s", optarg);
printf ("\n");
break;
case 'a':
puts ("option A -a\n");
break;
case 'b':
puts ("option B -b\n");
break;
case 'c':
printf ("option -c with value `%s'\n", optarg);
break;
case 'd':
printf ("option -d with value `%s'\n", optarg);
break;
case 'f':
printf ("option -f with value `%s'\n", optarg);
break;
case '?':
/* getopt_long already printed an error message. */
break;
default:
abort ();
}
}
/* Instead of reporting ‘--verbose’
and ‘--brief’ as they are encountered,
we report the final status resulting from them. */
if (verbose_flag)
puts ("verbose flag is set");
/* Print any remaining command line arguments (not options). */
/*if (optind < argc)
{
printf ("non-option ARGV-elements: ");
while (optind < argc)
printf ("%s, optind:%d ", argv[optind++], optind);
putchar ('\n');
}*/
return optind;
}
int main(int argc, char * *argv) {
int index = my_get_opt(argc, argv);
//parameter
char * table = argv[index];
char * action = argv[index+1];
struct DatabaseConfig config;
config.server = "localhost";
config.database = "mytable";
config.table = table;
FooOBJ fobj;
fobj=newFooOBJ(config); /* create a new object of type "FooOBJ" */
memset(username,0,SIZE);
memset(password,0,SIZE);
/*read config*/
if(!readConfig()){
fprintf(stderr,"read config fail!");
return 1;
}
/* Change me */
char * server = "localhost";
char * database = "mytable";
//use oop db connection
connetDatabase(fobj, username, password);
if( strcmp(action,"list") == 0 ){
listData(fobj);
}
if( strcmp(action,"add") == 0 ){
addData(fobj, argv[index+2]);
}
if( strcmp(action,"del") == 0 ){
delData(fobj, atoi(argv[index+2]));
}
if( strcmp(action,"update") == 0 ){
updateData(fobj, atoi(argv[index+2]), argv[index+3]);
}
closeConnection(fobj);
deleteFooOBJ(fobj);
return 0;
}