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added lolcat options except for invert. and the animation related ones, but i don't plan to support those

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This commit is contained in:
rexy712 2019-01-12 09:25:39 -08:00
parent e2d0e33e53
commit 95459b8b30
3 changed files with 218 additions and 69 deletions
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12
include/cmd.hpp
View File

@ -36,18 +36,30 @@ extern const size_t cmd_arguments_list_size;
#define PRINT_LINE_ALWAYS 1 #define PRINT_LINE_ALWAYS 1
#define PRINT_LINE_NONBLANK 2 #define PRINT_LINE_NONBLANK 2
#define COLOR_DEFAULT 0
#define COLOR_FORCE 1
#define COLOR_DISABLE 2
//struct of command line options/values //struct of command line options/values
struct cmd_args{ struct cmd_args{
std::vector<const char*> filenames; std::vector<const char*> filenames;
//lolcat options
float freq = 0.2f; float freq = 0.2f;
float spread = 0.3f; float spread = 0.3f;
long seed = 0; long seed = 0;
unsigned truecol:1;
unsigned color:2;
//GNU cat options
unsigned number:2; unsigned number:2;
unsigned ends:1; unsigned ends:1;
unsigned squeeze:1; unsigned squeeze:1;
unsigned tabs:1; unsigned tabs:1;
unsigned nonprinting:1; unsigned nonprinting:1;
//flags
unsigned error:1;
unsigned usage:1; unsigned usage:1;
unsigned version:1; unsigned version:1;

250
src/cmd.cpp
View File

@ -25,7 +25,7 @@
#include <cstdlib> //atol #include <cstdlib> //atol
cmd_args::cmd_args(void)noexcept: cmd_args::cmd_args(void)noexcept:
number(0), ends(0), squeeze(0), tabs(0), nonprinting(0), usage(0), version(0){} truecol(0), color(0), number(0), ends(0), squeeze(0), tabs(0), nonprinting(0), error(0), usage(0), version(0){}
void cmd_args::clear_gnu_options(void){ void cmd_args::clear_gnu_options(void){
number = PRINT_LINE_NEVER; number = PRINT_LINE_NEVER;
ends = squeeze = tabs = nonprinting = 0; ends = squeeze = tabs = nonprinting = 0;
@ -62,57 +62,89 @@ struct concat_many_strs<S1,S2>{
}; };
#define NO_LONG_OPTION nullptr #define NO_LONG_OPTION nullptr
constexpr const char SHOW_ALL_LONG_OPTION[] = "show-all"; #define REQ_INTEGER_ARG "=<i>"
constexpr const char NUMBER_NONBLANK_LONG_OPTION[] = "number-nonblank"; #define REQ_FLOAT_ARG "=<f>"
constexpr const char* VE_LONG_OPTION = NO_LONG_OPTION; static constexpr const char SHOW_ALL_LONG_OPTION[] = "show-all";
constexpr const char SHOW_ENDS_LONG_OPTION[] = "show-ends"; static constexpr const char NUMBER_NONBLANK_LONG_OPTION[] = "number-nonblank";
constexpr const char NUMBER_LINES_LONG_OPTION[] = "number"; static constexpr const char* VE_LONG_OPTION = NO_LONG_OPTION;
constexpr const char SQUEEZE_BLANKS_LONG_OPTION[] = "squeeze-blank"; static constexpr const char SHOW_ENDS_LONG_OPTION[] = "show-ends";
constexpr const char* VT_LONG_OPTION = NO_LONG_OPTION; static constexpr const char NUMBER_LINES_LONG_OPTION[] = "number";
constexpr const char SHOW_TABS_LONG_OPTION[] = "show-tabs"; static constexpr const char SQUEEZE_BLANKS_LONG_OPTION[] = "squeeze-blank";
constexpr const char* U_IGNORED_LONG_OPTION = NO_LONG_OPTION; static constexpr const char* VT_LONG_OPTION = NO_LONG_OPTION;
constexpr const char NONPRINTING_LONG_OPTION[] = "show-nonprinting"; static constexpr const char SHOW_TABS_LONG_OPTION[] = "show-tabs";
constexpr const char USAGE_LONG_OPTION[] = "help"; static constexpr const char* U_IGNORED_LONG_OPTION = NO_LONG_OPTION;
constexpr const char VERSION_LONG_OPTION[] = "version"; static constexpr const char NONPRINTING_LONG_OPTION[] = "show-nonprinting";
constexpr const char SEED_LONG_OPTION[] = "seed=<i>"; static constexpr const char USAGE_LONG_OPTION[] = "help";
static constexpr const char VERSION_LONG_OPTION[] = "version";
static constexpr const char SEED_LONG_OPTION[] = "seed" REQ_INTEGER_ARG;
static constexpr const char SPREAD_LONG_OPTION[] = "spread" REQ_FLOAT_ARG;
static constexpr const char FREQ_LONG_OPTION[] = "freq" REQ_FLOAT_ARG;
static constexpr const char TRUECOLOR_LONG_OPTION[] = "truecolor";
static constexpr const char FORCE_COLOR_LONG_OPTION[] = "force";
static constexpr const char DISABLE_COLOR_LONG_OPTION[] = "no-color";
static constexpr const char IGNORE_ANIMATE_LONG_OPTION[] = "animate";
static constexpr const char IGNORE_DURATION_LONG_OPTION[] = "duration" REQ_INTEGER_ARG;
static constexpr const char IGNORE_SPEED_LONG_OPTION[] = "speed" REQ_FLOAT_ARG;
#define NO_SHORT_OPTION "" #define NO_SHORT_OPTION ""
constexpr const char SHOW_ALL_SHORT_OPTION[] = "A"; static constexpr const char SHOW_ALL_SHORT_OPTION[] = "A";
constexpr const char NUMBER_NONBLANK_SHORT_OPTION[] = "b"; static constexpr const char NUMBER_NONBLANK_SHORT_OPTION[] = "b";
constexpr const char VE_SHORT_OPTION[] = "e"; static constexpr const char TRUECOLOR_SHORT_OPTION[] = "C";
constexpr const char SHOW_ENDS_SHORT_OPTION[] = "E"; static constexpr const char VE_SHORT_OPTION[] = "e";
constexpr const char NUMBER_LINES_SHORT_OPTION[] = "n"; static constexpr const char SHOW_ENDS_SHORT_OPTION[] = "E";
constexpr const char SQUEEZE_BLANKS_SHORT_OPTION[] = "s"; static constexpr const char FORCE_COLOR_SHORT_OPTION[] = "f";
constexpr const char VT_SHORT_OPTION[] = "t"; static constexpr const char FREQ_SHORT_OPTION[] = "F";
constexpr const char SHOW_TABS_SHORT_OPTION[] = "T"; static constexpr const char USAGE_SHORT_OPTION[] = "h";
constexpr const char U_IGNORED_SHORT_OPTION[] = "u"; static constexpr const char NUMBER_LINES_SHORT_OPTION[] = "n";
constexpr const char NONPRINTING_SHORT_OPTION[] = "v"; static constexpr const char DISABLE_COLOR_SHORT_OPTION[] = "N";
constexpr const char USAGE_SHORT_OPTION[] = "h"; static constexpr const char SPREAD_SHORT_OPTION[] = "p";
constexpr const char* VERSION_SHORT_OPTION = NO_SHORT_OPTION; static constexpr const char SQUEEZE_BLANKS_SHORT_OPTION[] = "s";
constexpr const char SEED_SHORT_OPTION[] = "S"; static constexpr const char SEED_SHORT_OPTION[] = "S";
static constexpr const char VT_SHORT_OPTION[] = "t";
static constexpr const char SHOW_TABS_SHORT_OPTION[] = "T";
static constexpr const char U_IGNORED_SHORT_OPTION[] = "u";
static constexpr const char NONPRINTING_SHORT_OPTION[] = "v";
static constexpr const char IGNORE_ANIMATE_SHORT_OPTION[] = "a";
static constexpr const char IGNORE_DURATION_SHORT_OPTION[] = "d";
static constexpr const char* IGNORE_SPEED_SHORT_OPTION = NO_SHORT_OPTION;
static constexpr const char* VERSION_SHORT_OPTION = NO_SHORT_OPTION;
#define NO_DESC nullptr #define NO_DESC nullptr
constexpr const char EQUIV_DESC_BASE[] = "equivalent to -"; static constexpr const char IGNORED_DESC[] = "Ignored for compatability";
constexpr const char* SHOW_ALL_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_ENDS_SHORT_OPTION,SHOW_TABS_SHORT_OPTION>::str; static constexpr const char EQUIV_DESC_BASE[] = "equivalent to -";
constexpr const char NUMBER_NONBLANK_DESC_BASE[] = "number nonempty output lines, overrides -"; static constexpr const char* SHOW_ALL_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_ENDS_SHORT_OPTION,SHOW_TABS_SHORT_OPTION>::str;
constexpr const char* NUMBER_NONBLANK_DESC = concat_many_strs<NUMBER_NONBLANK_DESC_BASE,SHOW_TABS_SHORT_OPTION>::str; static constexpr const char NUMBER_NONBLANK_DESC_BASE[] = "number nonempty output lines, overrides -";
constexpr const char* VE_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_ENDS_SHORT_OPTION>::str; static constexpr const char* NUMBER_NONBLANK_DESC = concat_many_strs<NUMBER_NONBLANK_DESC_BASE,SHOW_TABS_SHORT_OPTION>::str;
constexpr const char SHOW_ENDS_DESC[] = "display $ at end of each line"; static constexpr const char* VE_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_ENDS_SHORT_OPTION>::str;
constexpr const char NUMBER_LINES_DESC[] = "number all output lines"; static constexpr const char SHOW_ENDS_DESC[] = "display $ at end of each line";
constexpr const char SQUEEZE_BLANKS_DESC[] = "suppress repeated empty output lines"; static constexpr const char NUMBER_LINES_DESC[] = "number all output lines";
constexpr const char* VT_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_TABS_SHORT_OPTION>::str; static constexpr const char SQUEEZE_BLANKS_DESC[] = "suppress repeated empty output lines";
constexpr const char SHOW_TABS_DESC[] = "desplay TAB characters as ^I"; static constexpr const char* VT_DESC = concat_many_strs<EQUIV_DESC_BASE,NONPRINTING_SHORT_OPTION,SHOW_TABS_SHORT_OPTION>::str;
constexpr const char U_IGNORED_DESC[] = "(ignored)"; static constexpr const char SHOW_TABS_DESC[] = "display TAB characters as ^I";
constexpr const char NONPRINTING_DESC[] = "should use ^ and M- notation, except for LFD and TAB (not supported as of now)"; static constexpr const char* U_IGNORED_DESC = IGNORED_DESC;
constexpr const char USAGE_DESC[] = "display this help and exit"; static constexpr const char NONPRINTING_DESC[] = "should use ^ and M- notation, except for LFD and TAB (not supported as of now)";
constexpr const char VERSION_DESC[] = "output version information and exit"; static constexpr const char USAGE_DESC[] = "display this help and exit";
constexpr const char SEED_DESC[] = "Rainbow seed, 0 = random (default: 0)"; static constexpr const char VERSION_DESC[] = "output version information and exit";
static constexpr const char SEED_DESC[] = "Rainbow seed, 0 = random (default: 0)";
static constexpr const char SPREAD_DESC[] = "Rainbow spread (default: Not yet decided)";
static constexpr const char FREQ_DESC[] = "Rainbow frequency (default: Not yet decided)";
static constexpr const char TRUECOLOR_DESC[] = "24-bit (truecolor)";
static constexpr const char FORCE_COLOR_DESC[] = "Force color even when stdout is not a tty";
static constexpr const char DISABLE_COLOR_DESC_BASE[] = "Suppress color even when stdout is a tty, overrides -";
static constexpr const char* DISABLE_COLOR_DESC = concat_many_strs<DISABLE_COLOR_DESC_BASE,FORCE_COLOR_SHORT_OPTION>::str;
static constexpr const char* IGNORE_ANIMATE_DESC = IGNORED_DESC;
static constexpr const char* IGNORE_DURATION_DESC = IGNORED_DESC;
static constexpr const char* IGNORE_SPEED_DESC = IGNORED_DESC;
#define SHORT_OPT(x) (x##_SHORT_OPTION)[0] #define SHORT_OPT(x) (x##_SHORT_OPTION)[0]
#define OPTION(x) {x##_LONG_OPTION, SHORT_OPT(x), x##_DESC} #define OPTION(x) {x##_LONG_OPTION, SHORT_OPT(x), x##_DESC}
constexpr bool is_integer(const char* s){ static constexpr bool is_integer(const char* s){
if(*s != '-' && (*s < '0' || *s > '9')){ if(*s != '-' && (*s < '0' || *s > '9')){
return false; return false;
} }
@ -121,16 +153,63 @@ constexpr bool is_integer(const char* s){
return false; return false;
} }
} }
if(*(s-1) == '-')
return false;
return true;
}
static constexpr bool is_float(const char* s){
if(*s != '-' && (*s < '0' || *s > '9')){
return false;
}
if(*s == '-' && s[1] == 0){
return false;
}
bool has_decimal = false;
for(s = s+1;*s;++s){
if(*s < '0' || *s > '9'){
if(*s != '.' || has_decimal){
return false;
}else{
has_decimal = true;
}
}
}
if(*(s-1) == '.' || *(s-1) == '-')
return false;
return true; return true;
} }
constexpr size_t strlen_pre_eq(const char* str){ static constexpr size_t strlen_pre_eq(const char* str){
size_t i = 0; size_t i = 0;
for(;str[i] && str[i] != '=';++i); for(;str[i] && str[i] != '=';++i);
return i; return i;
} }
#define CHECK_LONG_OPTION(x, arg) (!strncmp(x##_LONG_OPTION, arg, strlen_pre_eq(x##_LONG_OPTION))) #define CHECK_VALID_LONG_ARG(opt, off, arg, type) \
{ \
if(arg[off] != '=' || !is_##type(arg+off+1)){ \
fwprintf(stderr, L"'--%.*s' requires an argument of type " #type "\n", off, opt); \
ret.error = 1; \
break; \
} \
}
#define CHECK_VALID_LONG_FLOAT_ARG(opt, off, arg) CHECK_VALID_LONG_ARG(opt##_LONG_OPTION, off, arg, float)
#define CHECK_VALID_LONG_INT_ARG(opt, off, arg) CHECK_VALID_LONG_ARG(opt##_LONG_OPTION, off, arg, integer)
#define CHECK_VALID_SHORT_ARG(opt, arg, type) \
{ \
if(next_arg == (argc-1) || !is_##type(arg)){ \
fwprintf(stderr, L"'-%s' requires an argument of type " #type "\n", opt); \
ret.error = 1; \
break; \
} \
}
#define CHECK_VALID_SHORT_INT_ARG(opt, arg) CHECK_VALID_SHORT_ARG(opt##_SHORT_OPTION, arg, integer)
#define CHECK_VALID_SHORT_FLOAT_ARG(opt, arg) CHECK_VALID_SHORT_ARG(opt##_SHORT_OPTION, arg, float)
#define CHECK_LONG_OPTION(x, arg) (!strcmp(x##_LONG_OPTION, arg))
#define CHECK_LONG_OPTION_WITH_ARG(x, arg) (!strncmp(x##_LONG_OPTION, arg, strlen_pre_eq(x##_LONG_OPTION)))
#define IS_SHORT_OPTION(arg) ((arg)[0] == '-' && (arg)[1] != '-') #define IS_SHORT_OPTION(arg) ((arg)[0] == '-' && (arg)[1] != '-')
#define IS_LONG_OPTION(arg) ((arg)[0] == '-' && (arg)[1] == '-') #define IS_LONG_OPTION(arg) ((arg)[0] == '-' && (arg)[1] == '-')
//Convert command line options to a cmd_args struct //Convert command line options to a cmd_args struct
@ -146,7 +225,7 @@ cmd_args process_cmd_args(int argc, char** argv){
escaped = true; escaped = true;
}else if(IS_SHORT_OPTION(argv[i])){ }else if(IS_SHORT_OPTION(argv[i])){
size_t arg_len = strlen(argv[i]); size_t arg_len = strlen(argv[i]);
size_t next_arg = i+1; int next_arg = i+1;
for(size_t j = 1;j < arg_len;++j){ for(size_t j = 1;j < arg_len;++j){
switch(argv[i][j]){ switch(argv[i][j]){
case SHORT_OPT(SHOW_ALL): case SHORT_OPT(SHOW_ALL):
@ -185,18 +264,41 @@ cmd_args process_cmd_args(int argc, char** argv){
case SHORT_OPT(VERSION): case SHORT_OPT(VERSION):
ret.version = 1; ret.version = 1;
break; break;
case SHORT_OPT(TRUECOLOR):
ret.truecol = 1;
break;
case SHORT_OPT(DISABLE_COLOR):
ret.color = COLOR_DISABLE;
break;
case SHORT_OPT(FORCE_COLOR):
if(ret.color == COLOR_DEFAULT)
ret.color = COLOR_FORCE;
break;
case SHORT_OPT(SEED): case SHORT_OPT(SEED):
if(i == (argc-1) || !is_integer(argv[next_arg])){ CHECK_VALID_SHORT_INT_ARG(SEED, argv[next_arg]);
fwprintf(stderr, L"'-%s' requires an integer argument\n", SEED_SHORT_OPTION); ret.seed = atol(argv[next_arg]);
ret.usage = 1;
}else{
ret.seed = atol(argv[next_arg]);
}
++next_arg; ++next_arg;
break; break;
case SHORT_OPT(SPREAD):
CHECK_VALID_SHORT_FLOAT_ARG(SPREAD, argv[next_arg]);
ret.spread = atof(argv[next_arg]);
++next_arg;
break;
case SHORT_OPT(FREQ):
CHECK_VALID_SHORT_FLOAT_ARG(FREQ, argv[next_arg]);
ret.freq = atof(argv[next_arg]);
++next_arg;
break;
case SHORT_OPT(IGNORE_ANIMATE):
break;
case SHORT_OPT(IGNORE_DURATION):
if(next_arg != (argc-1)){
++next_arg;
}
break;
default: default:
//keep parsing after error so we can still properly output requested color style //keep parsing after error so we can still properly output requested color style
ret.usage = 1; ret.error = 1;
fwprintf(stderr, L"Unrecognized option '-%c'\n", argv[i][j]); fwprintf(stderr, L"Unrecognized option '-%c'\n", argv[i][j]);
}; };
} }
@ -220,16 +322,32 @@ cmd_args process_cmd_args(int argc, char** argv){
ret.usage = 1; ret.usage = 1;
}else if(CHECK_LONG_OPTION(VERSION, arg)){ }else if(CHECK_LONG_OPTION(VERSION, arg)){
ret.version = 1; ret.version = 1;
}else if(CHECK_LONG_OPTION(SEED, arg)){ }else if(CHECK_LONG_OPTION(TRUECOLOR, arg)){
ret.truecol = 1;
}else if(CHECK_LONG_OPTION(DISABLE_COLOR, arg)){
ret.color = COLOR_DISABLE;
}else if(CHECK_LONG_OPTION(FORCE_COLOR, arg)){
if(ret.color == COLOR_DEFAULT)
ret.color = COLOR_FORCE;
}else if(CHECK_LONG_OPTION_WITH_ARG(SEED, arg)){
constexpr size_t offset = strlen_pre_eq(SEED_LONG_OPTION); constexpr size_t offset = strlen_pre_eq(SEED_LONG_OPTION);
if(arg[offset] != '=' || !is_integer(arg+offset+1)){ CHECK_VALID_LONG_INT_ARG(SEED, offset, arg);
fwprintf(stderr, L"'--%.*s' requires an integer argument\n", offset, SEED_LONG_OPTION); ret.seed = atol(arg+offset+1);
ret.usage = 1; }else if(CHECK_LONG_OPTION_WITH_ARG(SPREAD, arg)){
}else{ constexpr size_t offset = strlen_pre_eq(SPREAD_LONG_OPTION);
ret.seed = atol(arg+offset+1); CHECK_VALID_LONG_FLOAT_ARG(SPREAD, offset, arg);
} ret.spread = atof(arg+offset+1);
}else if(CHECK_LONG_OPTION_WITH_ARG(FREQ, arg)){
constexpr size_t offset = strlen_pre_eq(FREQ_LONG_OPTION);
CHECK_VALID_LONG_FLOAT_ARG(FREQ, offset, arg);
ret.freq = atof(arg+offset+1);
}else if(CHECK_LONG_OPTION(IGNORE_ANIMATE, arg) ||
CHECK_LONG_OPTION_WITH_ARG(IGNORE_DURATION, arg) ||
CHECK_LONG_OPTION_WITH_ARG(IGNORE_SPEED, arg))
{
;
}else{ }else{
ret.usage = 1; ret.error = 1;
fwprintf(stderr, L"Unrecognized option '%s'\n", argv[i]); fwprintf(stderr, L"Unrecognized option '%s'\n", argv[i]);
} }
}else{ }else{
@ -253,7 +371,17 @@ const cmd_options cmd_arguments_list[] = {
OPTION(SHOW_TABS), OPTION(SHOW_TABS),
OPTION(U_IGNORED), OPTION(U_IGNORED),
OPTION(NONPRINTING), OPTION(NONPRINTING),
{nullptr,0,nullptr}, //add newline to output
OPTION(SEED), OPTION(SEED),
OPTION(SPREAD),
OPTION(FREQ),
OPTION(TRUECOLOR),
OPTION(FORCE_COLOR),
OPTION(DISABLE_COLOR),
OPTION(IGNORE_ANIMATE),
OPTION(IGNORE_DURATION),
OPTION(IGNORE_SPEED),
{nullptr,0,nullptr},
OPTION(USAGE), OPTION(USAGE),
OPTION(VERSION) OPTION(VERSION)
}; };

25
src/roflcat.cpp
View File

@ -105,16 +105,17 @@ constexpr void print_version(Printer&& p){
//Use the given type of printer to output the contents of files and/or stdin //Use the given type of printer to output the contents of files and/or stdin
template<class Printer> template<class Printer>
void print_files(cmd_args& args){ int print_files(cmd_args& args){
if(args.usage){ if(args.usage){
args.clear_gnu_options(); args.clear_gnu_options();
print_usage(Printer{args}); print_usage(Printer{args});
return; return 0;
}else if(args.version){ }else if(args.version){
args.clear_gnu_options(); args.clear_gnu_options();
print_version(Printer{args}); print_version(Printer{args});
return; return 0;
} }
int ret = 0;
Printer p(args); Printer p(args);
for(size_t i = 0;i < args.filenames.size();++i){ for(size_t i = 0;i < args.filenames.size();++i){
if(!strcmp(args.filenames[i], "-")){ //stdin if(!strcmp(args.filenames[i], "-")){ //stdin
@ -130,6 +131,7 @@ void print_files(cmd_args& args){
if(!fp){ if(!fp){
fflush(stdout); //force color update before error fflush(stdout); //force color update before error
fwprintf(stderr, L"Unable to open file %s\n", args.filenames[i]); fwprintf(stderr, L"Unable to open file %s\n", args.filenames[i]);
ret = 2;
continue; continue;
} }
//set to wide character mode before anything //set to wide character mode before anything
@ -141,6 +143,7 @@ void print_files(cmd_args& args){
} }
} }
p.reset(); p.reset();
return ret;
} }
auto get_time(void){ auto get_time(void){
auto time = std::chrono::high_resolution_clock::now(); auto time = std::chrono::high_resolution_clock::now();
@ -154,15 +157,21 @@ int main(int argc, char** argv){
cmd_args args = process_cmd_args(argc, argv); cmd_args args = process_cmd_args(argc, argv);
int avail_colors = detect_term_colors(); int avail_colors = detect_term_colors();
if(args.error){
fwprintf(stderr, L"Try '%s --help' for more information.\n", argv[0]);
return 1;
}
srand(args.seed ? args.seed : get_time()); srand(args.seed ? args.seed : get_time());
//print_files<color_printer_true>(args);
//if stdout is not a tty, disable color //if stdout is not a tty, disable color
if(!isatty(fileno(stdout))){ if(args.color == COLOR_DISABLE || (!isatty(fileno(stdout)) && args.color != COLOR_FORCE)){
print_files<color_printer_mono>(args); return print_files<color_printer_mono>(args);
}else if(args.truecol){
return print_files<color_printer_true>(args);
}else if(avail_colors == 8 || avail_colors == 16){ }else if(avail_colors == 8 || avail_colors == 16){
print_files<basic_color_printer<16>>(args); return print_files<basic_color_printer<16>>(args);
}else if(avail_colors == 256){ }else if(avail_colors == 256){
print_files<basic_color_printer<256>>(args); return print_files<basic_color_printer<256>>(args);
} }
return 0; return 0;