console output module. (not yet input) More...

#include "mrubyc.h"

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Macros
#define	MRBC_PRINTF_MAX_WIDTH 82

Functions
static int	mrbc_printf_sub_output_arg (mrbc_printf_t pf, va_list ap)
static int	mrbc_p_sub_hashkey (const mrbc_value *v)
void	mrbc_putchar (char c)
void	mrbc_print_symbol (mrbc_sym sym_id)
void	mrbc_nprint (const char *str, int size)
void	mrbc_printf (const char *fstr,...)
void	mrbc_asprintf (char *buf, int bufsiz, const char fstr,...)
void	mrbc_snprintf (char buf, int bufsiz, const char fstr,...)
void	mrbc_vprintf (const char *fstr, va_list ap)
void	mrbc_vasprintf (char *buf, int bufsiz, const char fstr, va_list ap)
void	mrbc_p (const mrbc_value *v)
void	mrbc_char_to_s (char buf, const void src)
int	mrbc_p_sub (const mrbc_value *v)
int	mrbc_puts_sub (const mrbc_value *v)
int	mrbc_print_sub (const mrbc_value *v)
void	mrbc_printf_replace_buffer (mrbc_printf_t pf, char buf, int size)
int	mrbc_printf_main (mrbc_printf_t *pf)
int	mrbc_printf_char (mrbc_printf_t *pf, int ch)
int	mrbc_printf_bstr (mrbc_printf_t pf, const char str, int len, int pad)
int	mrbc_printf_int (mrbc_printf_t *pf, mrbc_int_t value, unsigned int base)
int	mrbc_printf_bit (mrbc_printf_t *pf, mrbc_int_t value, int bit)
int	mrbc_printf_float (mrbc_printf_t *pf, double value)
int	mrbc_printf_pointer (mrbc_printf_t pf, void ptr)

Detailed Description

console output module. (not yet input)

Copyright (C) 2015-      Kyushu Institute of Technology.
Copyright (C) 2015-2026  Shimane IT Open-Innovation Center.
Copyright (C) 2026-      Shimane Institute for Industrial Technology.

This file is distributed under BSD 3-Clause License.

Definition in file console.c.

Macro Definition Documentation

◆ MRBC_PRINTF_MAX_WIDTH

#define MRBC_PRINTF_MAX_WIDTH 82

Definition at line 32 of file console.c.

Function Documentation

◆ mrbc_asprintf()

void mrbc_asprintf	(	char **	buf,
		int	bufsiz,
		const char *	fstr,
			... )

formatted output conversion, output to heap buffer.

Parameters

buf	double pointer to output buffer. must be allocated by mrbc_alloc.
bufsiz	buffer size.
fstr	format string.

Definition at line 219 of file console.c.

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◆ mrbc_char_to_s()

void mrbc_char_to_s	(	char *	buf,
		const void *	src )

convert char to string (escape sequence)

Parameters

buf	output buffer. (5bytes at least)
src	pointer to input char.

Definition at line 355 of file console.c.

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◆ mrbc_nprint()

void mrbc_nprint	(	const char *	str,
		int	size )

output string with length parameter.

Parameters

str	str
size	byte length.

Definition at line 172 of file console.c.

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◆ mrbc_p()

void mrbc_p ( const mrbc_value * v )

print mrbc_value

Parameters

v	pointer to target value.

Definition at line 342 of file console.c.

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◆ mrbc_p_sub()

int mrbc_p_sub ( const mrbc_value * v )

p - sub function

Parameters

v	pointer to target value.

Definition at line 394 of file console.c.

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◆ mrbc_p_sub_hashkey()

int mrbc_p_sub_hashkey ( const mrbc_value * v )

static

Definition at line 101 of file console.c.

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◆ mrbc_print_sub()

int mrbc_print_sub ( const mrbc_value * v )

print - sub function

Parameters

v	pointer to target value.

Return values

0	normal return.
1	already output LF.

Definition at line 518 of file console.c.

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◆ mrbc_print_symbol()

void mrbc_print_symbol ( mrbc_sym sym_id )

display symbol name.

Parameters

sym_id symbol ID to print.

Definition at line 148 of file console.c.

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◆ mrbc_printf()

void mrbc_printf	(	const char *	fstr,
			... )

formatted output conversion, output to console.

Parameters

fstr	format string.

Definition at line 201 of file console.c.

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◆ mrbc_printf_bit()

int mrbc_printf_bit	(	mrbc_printf_t *	pf,
		mrbc_int_t	value,
		int	bit )

sprintf subcontract function for 'x', 'o', 'b'

Parameters

pf	pointer to mrbc_printf.
value	output value.
bit	n bit. (4=hex, 3=oct, 1=bin)

Return values

0	done.
-1	buffer full.

Note: not terminate ('\0') buffer tail.

Definition at line 875 of file console.c.

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◆ mrbc_printf_bstr()

int mrbc_printf_bstr	(	mrbc_printf_t *	pf,
		const char *	str,
		int	len,
		int	pad )

sprintf subcontract function for byte array.

Parameters

pf	pointer to mrbc_printf.
str	pointer to byte array.
len	byte length.
pad	padding character.

Return values

0	done.
-1	buffer full.

Note: not terminate ('\0') buffer tail.

Definition at line 736 of file console.c.

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◆ mrbc_printf_char()

int mrbc_printf_char	(	mrbc_printf_t *	pf,
		int	ch )

sprintf subcontract function for char 'c'

Parameters

pf	pointer to mrbc_printf
ch	output character (ASCII)

Return values

0	done.
-1	buffer full.

Note: not terminate ('\0') buffer tail.

Definition at line 703 of file console.c.

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◆ mrbc_printf_float()

int mrbc_printf_float	(	mrbc_printf_t *	pf,
		double	value )

sprintf subcontract function for float(double) 'f'

Parameters

pf	pointer to mrbc_printf.
value	output value.

Return values

0	done.
-1	buffer full.

Definition at line 935 of file console.c.

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◆ mrbc_printf_int()

int mrbc_printf_int	(	mrbc_printf_t *	pf,
		mrbc_int_t	value,
		unsigned int	base )

sprintf subcontract function for integer 'd', 'u'

Parameters

pf	pointer to mrbc_printf.
value	output value.
base	n base.

Return values

0	done.
-1	buffer full.

Note: not terminate ('\0') buffer tail.

Definition at line 788 of file console.c.

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◆ mrbc_printf_main()

int mrbc_printf_main ( mrbc_printf_t * pf )

sprintf subcontract function

Parameters

pf	pointer to mrbc_printf

Return values

0	(format string) done.
1	found a format identifier.
-1	buffer full.

Note: not terminate ('\0') buffer tail.

Definition at line 643 of file console.c.

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◆ mrbc_printf_pointer()

int mrbc_printf_pointer	(	mrbc_printf_t *	pf,
		void *	ptr )

sprintf subcontract function for pointer 'p'

Parameters

pf	pointer to mrbc_printf.
ptr	output value.

Return values

0	done.
-1	buffer full.

Note: display '$00000000' style only. up to 8 digits, even if 64bit machines. not support sign, width, precision and other parameters.

Definition at line 969 of file console.c.

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◆ mrbc_printf_replace_buffer()

void mrbc_printf_replace_buffer	(	mrbc_printf_t *	pf,
		char *	buf,
		int	size )

replace output buffer

Parameters

pf	pointer to mrbc_printf
buf	pointer to output buffer.
size	buffer size.

Definition at line 625 of file console.c.

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◆ mrbc_printf_sub_output_arg()

int mrbc_printf_sub_output_arg	(	mrbc_printf_t *	pf,
		va_list *	ap )

static

Definition at line 45 of file console.c.

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◆ mrbc_putchar()

void mrbc_putchar ( char c )

output a character

Parameters

c character

Definition at line 127 of file console.c.

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◆ mrbc_puts_sub()

int mrbc_puts_sub ( const mrbc_value * v )

puts - sub function

Parameters

v	pointer to target value.

Return values

0	normal return.
1	already output LF.

Definition at line 495 of file console.c.

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◆ mrbc_snprintf()

void mrbc_snprintf	(	char *	buf,
		int	bufsiz,
		const char *	fstr,
			... )

formatted output conversion, output to fixed buffer.

Parameters

buf	output buffer.
bufsiz	buffer size.
fstr	format string.

Definition at line 237 of file console.c.

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◆ mrbc_vasprintf()

void mrbc_vasprintf	(	char **	buf,
		int	bufsiz,
		const char *	fstr,
		va_list	ap )

formatted output conversion with va_list, output to heap buffer.

Parameters

buf	double pointer to output buffer. must be allocated by mrbc_alloc.
bufsiz	buffer size.
fstr	format string.
ap	variable argument pointer.

Definition at line 297 of file console.c.

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◆ mrbc_vprintf()

void mrbc_vprintf	(	const char *	fstr,
		va_list	ap )

formatted output conversion with va_list, output to console.

Parameters

fstr	format string.
ap	variable argument pointer.

Definition at line 262 of file console.c.

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Macros

Functions

Detailed Description

Macro Definition Documentation

◆ MRBC_PRINTF_MAX_WIDTH

Function Documentation

◆ mrbc_asprintf()

◆ mrbc_char_to_s()

◆ mrbc_nprint()

◆ mrbc_p()

◆ mrbc_p_sub()

◆ mrbc_p_sub_hashkey()

◆ mrbc_print_sub()

◆ mrbc_print_symbol()

◆ mrbc_printf()

◆ mrbc_printf_bit()

◆ mrbc_printf_bstr()

◆ mrbc_printf_char()

◆ mrbc_printf_float()

◆ mrbc_printf_int()

◆ mrbc_printf_main()

◆ mrbc_printf_pointer()

◆ mrbc_printf_replace_buffer()

◆ mrbc_printf_sub_output_arg()

◆ mrbc_putchar()

◆ mrbc_puts_sub()

◆ mrbc_snprintf()

◆ mrbc_vasprintf()

◆ mrbc_vprintf()