flags.c

#include "flags.h"

int DEBUG = 0;
int INFO = 1;
int STATS = 1;
int STEP = 0;
int TAIL = 1;

int LIB = 1;

/* flag manipulation */

// inelegant
void switch_flag(char* flag_command) {
    if (DEBUG) printf("%s\n", "switching flag...");

    if (streq(flag_command, DEBUG_COMMAND))
        toggle_val(&DEBUG);
    else if (streq(flag_command, INFO_COMMAND))
        toggle_val(&INFO);
    else if (streq(flag_command, STATS_COMMAND))
        toggle_val(&STATS);
    else if (streq(flag_command, TAIL_COMMAND))
        toggle_val(&TAIL);
    else if (streq(flag_command, STEP_COMMAND))
        toggle_val(&STEP);
    else if (streq(flag_command, REPL_COMMAND))
        repl_switch();
    else if (streq(flag_command, DEMO_COMMAND))
        demo_switch();
}

void toggle_LIB(void) { toggle_val(&LIB); }

void toggle_val(int* flag) {
    if (DEBUG) printf("toggle_val: %d\n", *flag);

    *flag = 1 - *flag;

    // self-referential debugging statement?
    if (DEBUG) printf("toggled! %d\n", *flag);

    return;
}

void repl_switch(void) {
    INFO = 0;
    STATS = 0;
    STEP = 0;
}

void demo_switch(void) {
    INFO = 1;
    STATS = 1;
    STEP = 1;
}