arguments.c File Reference

Command line interface logic. More...

#include <stdlib.h>
#include <string.h>
#include "info.h"
#include "utils/arguments.h"
#include "utils/formatting.h"
#include "utils/logging.h"

Include dependency graph for arguments.c:

Functions
error_t	parse_opt (int key, char *arg, struct argp_state *state)
void	parse_args (PurpleArgs *args, int argc, char *argv[])
	Parses command-line arguments via argp. More...
void	set_opt_level (PurpleArgs *args, int opt_level)
	Set optimization flags based on a given opt level. More...
void	help_flags ()

Variables
const char *	argp_program_version = PROJECT_NAME_AND_VERS
const char *	argp_program_bug_address = "charlesaverill20@gmail.com"
static char	doc [] = "The standard compiler for the Purple programming language"
static char	args_doc [] = "PROGRAM"
static struct argp_option	options []
static struct argp	argp = {options, parse_opt, args_doc, doc, 0, 0, 0}

Detailed Description

Command line interface logic.

Author

Charles Averill

Date

08-Sep-2022

Function Documentation

help_flags()

void help_flags

(

)

parse_args()

void parse_args	(	PurpleArgs *	args,
		int	argc,
		char *	argv[]
	)

Parses command-line arguments via argp.

parse_opt()

error_t parse_opt	(	int	key,
		char *	arg,
		struct argp_state *	state
	)

set_opt_level()

void set_opt_level	(	PurpleArgs *	args,
		int	opt_level
	)

Set optimization flags based on a given opt level.

Parameters

args	PurpleArgs struct to set flags in
opt_level	Level of optimization to set

Variable Documentation

argp

struct argp argp = {options, parse_opt, args_doc, doc, 0, 0, 0}

static

argp_program_bug_address

const char* argp_program_bug_address = "charlesaverill20@gmail.com"

argp_program_version

const char* argp_program_version = PROJECT_NAME_AND_VERS

args_doc

char args_doc[] = "PROGRAM"

static

doc

char doc[] = "The standard compiler for the Purple programming language"

static

options

struct argp_option options[]

static

Initial value:

= {
    {0, 0, 0, 0, "Informational Options:", 1},
    {"logging", 'l', "LEVEL", 0,
     "Level of log statements to print (NONE, DEBUG, INFO, WARNING, ERROR, CRITICAL)", 0},
    {"quiet", 'q', 0, 0, "Equivalent to --logging=NONE", 0},
    {"verbose", 'v', 0, 0, "Equivalent to --logging=DEBUG", 0},
    {"help-flags", ARGP_HELP_FLAGS, 0, 0, "Show help information for various flags used in Purple",
     0},
    {0, 0, 0, 0, "Compiler Options:", 2},
    {"clang-executable", 'g', "PATH", 0,
     "Alternate path to clang executable (default is \"" DEFAULT_CLANG_EXECUTABLE_PATH "\"", 0},
    {"cmd", 'c', "PROGRAM", OPTION_HIDDEN, "Program passed in as a string", 0},
    {"llvm-output", ARGP_LLVM_OUTPUT, "FILE", 0, "Path to the generated LLVM file", 0},
    {"output", 'o', "FILE", 0, "Path to compiled binary", 0},
    {"opt", 'O', "OPTLEVEL", 0, "Level of optimization to enable (0-3)"},
    {"fconst-expr-reduce", FCONST_EXPR_REDUCE_CODE, 0, OPTION_HIDDEN,
     "Reduces constant expressions at compile-time", 0},
    {"fprint-func-annotations", FPRINT_FUNC_ANNOTATIONS, 0, OPTION_HIDDEN,
     "When generating llvm, prints a comment containing which function in the compiler is printing",
     0},
    {0, 0, 0, 0, "Generic Options:", -1},
    {0},
}