debug.cc

#include "debug.h"

#include <stdexcept>
#include <string>

#include "argpc.h"
#include "argpcoption.h"

static bool debug_settings[DEBUG_LEVEL_MAX] = { 0 };

struct {
    const char *name;
    DebugLevel val;
} static debugLabels[] = {
    { "dependencies", DEBUG_DEPENDENCIES },
    { "subprocess", DEBUG_SUBPROCESS },
    { "reason", DEBUG_REASON },
    { "1", DEBUG_LEVEL_1 },
    { "2", DEBUG_LEVEL_2 },
};

static void debug_mode( std::string option )
{
    unsigned int i;

    for( i = 0; i< sizeof(debugLabels)/sizeof(debugLabels[0]); i ++ ) {
        if( option == debugLabels[ i ].name ) {
            enable_debug( debugLabels[ i ].val );
            return;
        }
    }
}

void debug_init()
{
    unsigned int i;

    ArgpcOption debugOption( "debug", 'd', "debuglevel", "Ouput debugging information", debug_mode );
    for( i = 0; i< sizeof(debugLabels)/sizeof(debugLabels[0]); i ++ ) {
        debugOption.addValue( debugLabels[ i ].name );
    }

    Argpc::getInstance()->addOption( debugOption );
}

static void debug_set_to_level(DebugLevel level)
{
    int i;

    for( i = 0; i < level; i ++ ) {
        debug_settings[ i ] = true;
    }
    for( ; i < DEBUG_LEVEL_MAX; i ++ ) {
        debug_settings[ i ] = false;
    }
}

bool enable_debug(DebugLevel level)
{
    if( level >= DEBUG_LEVEL_MAX ) throw std::runtime_error( "Invalid debug level" );
    switch(level) {
        case DEBUG_LEVEL_1:
        case DEBUG_LEVEL_2:
            debug_set_to_level( level );
            break;
        default:
            debug_settings[ level ] = true;
            break;
    }

    return true;
}

bool get_debug_level(DebugLevel level)
{
    if( level >= DEBUG_LEVEL_MAX ) throw std::runtime_error( "Invalid debug level" );
    return debug_settings[ level ];
}