[maqi]

Try it out ( untested )

PHP Code:

#include < amxmodx >
#include < hamsandwich >
#include < fun >
#include < cstrike >

#pragma semicolon 1

#define MAX_PLAYERS 32
#define KILLS_REQUIRED 12

#define PLUGIN "Ultra Awp"
#define VERSION "2.0a"

new     g_iKills[ MAX_PLAYERS + 1 ];

new    g_iMenu;

public plugin_init( ) {
    register_plugin( PLUGIN, VERSION, "maqi" );
    
    RegisterHam( Ham_TakeDamage, "player", "Event_PlayerTakeDamagePre", 0 );
    RegisterHam( Ham_Killed, "player", "Event_PlayerKilledPost", 1 );
    
    CreateAwpMenu( );
}

public Event_PlayerTakeDamagePre( iVictim, iInflictor, iAttacker, Float:fDamage, iDamageBits ) {    
    if( !is_user_alive( iAttacker ) )
        return HAM_IGNORED;
        
    if( !HasAwp( iAttacker ) )
        return HAM_IGNORED;
        
    static iWeapon; iWeapon = get_user_weapon( iAttacker );
        
    if( iWeapon != CSW_AWP )
        return HAM_IGNORED;
        
    SetHamParamFloat( 4, fDamage * 2 );
    
    return HAM_OVERRIDE;
}

public Event_PlayerKilledPost( iVictim, iKiller, iShouldGib ) {
    if( !is_user_alive( iKiller ) )
        return;
            
    g_iKills[ iVictim ] = 0;
    
    if( HasAwp( iKiller ) )
        return;
    
    if( ++g_iKills[ iKiller ] >= KILLS_REQUIRED )
        menu_display( iKiller, g_iMenu );
}

GiveAwp( iIndex ) {
    if( !is_user_alive( iIndex ) )
        return;
        
    give_item( iIndex, "weapon_awp" );
    cs_set_user_bpammo( iIndex, CSW_AWP, 30 );
}

CreateAwpMenu( ) {
    g_iMenu = menu_create( "Would you like the ultra AWP ?", "Handler_MenuAwp" );
    menu_additem( g_iMenu, "YES" );
    menu_additem( g_iMenu, "NO" );
}

public Handler_MenuAwp( iIndex, iMenu, iItem ) {
    if( iItem == 0 )
        GiveAwp( iIndex );
        
    return PLUGIN_HANDLED;
}

static bool:HasAwp( const iIndex ) {
    return ( g_iKills[ iIndex ] >= KILLS_REQUIRED && user_has_weapon( iIndex, CSW_AWP ) );
}