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replay.c
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replay.c
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#include "header.h"
#include "execute.h"
#include "replay.h"
void print_error()
{
print_YELLOW();
printf("Usage :\n\nreplay -command <command_to_be_replayed> -interval <interval> -period <period>\n\n");
printf(" <interval> and <period> should be positive integers\n\nFlags can be in any order\n\n");
printf(" In case of same flag occuring multiple times, <replay> command is abborted\n\n");
fflush(stdout);
}
void execute_replay(int arg_count, char *argument[])
{
// replay -command echo "hi" -interval 3 -period 6
printf("Executing replay command \n");
bool command_present = false;
bool interval_present = false;
bool period_present = false;
char cpy_command[name_len] = "";
int period;
int interval;
if (arg_count < 7)
{
fprintf(stderr, ERROR "Invalid Number of Arguments \n" RESET);
print_error();
return;
}
for (int i = 1; i < arg_count;)
{
if (argument[i] != NULL && strcmp("-command", argument[i]) == 0)
{
if (command_present)
{
fprintf(stderr, ERROR "MORE THAN ONE ARGUMENT PROVIDED FOR COMMAND FLAG !! - INVALID SYNTAX\n" RESET);
print_error();
return;
}
else
{
i++;
command_present = true;
while (1)
{
if (argument[i] == NULL)
break;
if (argument[i][0] == '-')
{
break;
}
strcat(cpy_command, argument[i]);
strcat(cpy_command, " ");
i++;
}
}
}
if (argument[i] != NULL && strcmp("-interval", argument[i]) == 0)
{
i++;
while (1)
{
if (argument[i] == NULL)
break;
if (argument[i][0] == '-')
{
break;
}
if (interval_present)
{
fprintf(stderr, ERROR "MORE THAN ONE ARGUMENT PROVIDED FOR INTERVAL FLAG !! - INVALID SYNTAX\n" RESET);
print_error();
return;
}
interval = atoi(argument[i]);
if (interval <= 0)
{
fprintf(stderr, ERROR "ENTER A POSITIVE INTEGER AS ARGUMENT FOR INTERVAL FLAG\nSYNTAX : replay -command <command name> - interval <interval> - period < period >\n" RESET);
return;
}
interval_present = true;
i++;
}
}
if (argument[i] != NULL && strcmp("-period", argument[i]) == 0)
{
i++;
while (1)
{
if (argument[i] == NULL)
break;
if (argument[i][0] == '-')
{
break;
}
if (period_present)
{
fprintf(stderr, ERROR "MORE THAN ONE ARGUMENT PROVIDED FOR PERIOD FLAG !! - INVALID SYNTAX\n" RESET);
print_error();
return;
}
period = atoi(argument[i]);
if (period <= 0)
{
printf(ERROR "ENTER A POSITIVE INTEGER AS ARGUMENT FOR PERIOD FLAG\nSYNTAX : replay -command <command name> - interval <interval> - period < period >\n" RESET);
return;
}
period_present = true;
i++;
}
}
}
if (command_present && interval_present && period_present)
{
// printf("command is : %s\n interval is %d\nperiod is %d\n", cpy_command, interval, period);
char cpy[name_len];
strcpy(cpy, cpy_command);
char sleep_command[50], cpy_sleep[50];
sprintf(sleep_command, "sleep %d", interval);
strcpy(cpy_sleep, sleep_command);
for (int i = interval; i <= period; i += interval)
{
execute(sleep_command);
execute(cpy_command);
strcpy(cpy_command, cpy);
strcpy(sleep_command, cpy_sleep);
}
}
}
// got the flags