stringsup.c File Reference

#include "user_config.h"
#include <string.h>
#include "stringsup.h"

Go to the source code of this file.

Functions
MEMSPACE int WEAK_ATR	isdigit (int c)
	test if a character is a digit More...
MEMSPACE int WEAK_ATR	isupper (int c)
	Is a character upper case. More...
MEMSPACE int WEAK_ATR	islower (int c)
MEMSPACE int WEAK_ATR	tolower (int c)
	Convert character to lower case, only if it is upper case. More...
MEMSPACE int WEAK_ATR	toupper (int c)
	Convert character to upper case, only if it is lower case. More...
MEMSPACE void *	memchr (const void *str, int c, size_t size)
	find a character in a string of maximum size More...
MEMSPACE size_t WEAK_ATR	strlen (const char *str)
	String Length. More...
MEMSPACE WEAK_ATR char *	strcpy (char *dest, const char *src)
	copy a string More...
MEMSPACE WEAK_ATR char *	strncpy (char *dest, const char *src, size_t size)
	copy a string of at most N characters More...
MEMSPACE WEAK_ATR char *	strcat (char *dest, const char *src)
	Append string. More...
MEMSPACE WEAK_ATR char *	strncat (char *dest, const char *src, size_t max)
	Append string of at most N bytes from src. More...
MEMSPACE void WEAK_ATR	reverse (char *str)
	Reverse a string in place Example: abcdef -> fedcba. More...
MEMSPACE void WEAK_ATR	strupper (char *str)
	UPPERCASE a string. More...
MEMSPACE int WEAK_ATR	strcmp (const char *str, const char *pat)
	Compare two strings. More...
MEMSPACE int WEAK_ATR	strncmp (const char *str, const char *pat, size_t len)
	Compare two strings maximum len bytes in size. More...
MEMSPACE int WEAK_ATR	strcasecmp (const char *str, const char *pat)
	Compare two strings without case. More...
MEMSPACE int WEAK_ATR	strncasecmp (const char *str, const char *pat, size_t len)
	Compare two strings without case maximum len bytes in size. More...
MEMSPACE char *	strnalloc (char *str, int len)
	Allocate space for string with maximum size. More...
MEMSPACE char *	stralloc (char *str)
	Allocate space for string. More...

Function Documentation

isdigit()

MEMSPACE int WEAK_ATR isdigit

(

int

c

)

test if a character is a digit

undo any existing macros

Parameters

[in]

c

character

Returns

true or false

Definition at line 40 of file stringsup.c.

islower()

MEMSPACE int WEAK_ATR islower

(

int

c

)

Parameters

[in]

c

character.

Returns

1 of lower case, else 0

Definition at line 74 of file stringsup.c.

Referenced by toupper().

isupper()

MEMSPACE int WEAK_ATR isupper

(

int

c

)

Is a character upper case.

Parameters

[in]

c

character.

Returns

1 of upper case, else 0

Definition at line 57 of file stringsup.c.

Referenced by tolower().

memchr()

MEMSPACE void* memchr	(	const void *	str,
		int	c,
		size_t	size
	)

find a character in a string of maximum size

Parameters

[in]	str	string
[in]	c	character
[in]	size	string length to search

Returns

string length

Definition at line 122 of file stringsup.c.

reverse()

MEMSPACE void WEAK_ATR reverse

(

char *

str

)

Reverse a string in place Example: abcdef -> fedcba.

Parameters

[in]

str

string

Returns

string length

Definition at line 233 of file stringsup.c.

stralloc()

MEMSPACE char* stralloc

(

char *

str

)

Allocate space for string.

• Copies tring into allocated space.

Parameters

[in]

str

user string.

Returns

pointer to alocated string.

NULL on out of memory.

Definition at line 406 of file stringsup.c.

Referenced by hpdir_set_device(), mount(), Read_Config(), and SS80_Set_Defaults().

strcasecmp()

MEMSPACE int WEAK_ATR strcasecmp	(	const char *	str,
		const char *	pat
	)

Compare two strings without case.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

0 on match, < 0 implies str sorts before pat, > 0 implies str sorts after pat

Definition at line 328 of file stringsup.c.

Referenced by lif_find_file(), MATCHI(), and td02lif().

strcat()

MEMSPACE WEAK_ATR char* strcat	(	char *	dest,
		const char *	src
	)

Append string.

Parameters

[in]	dest	string
[in]	src	string

Returns

string length

Definition at line 199 of file stringsup.c.

Referenced by gpib_trace_display(), hpdir_find_drive(), lif_add_ascii_file_as_e010_wrapper(), and ls().

strcmp()

MEMSPACE int WEAK_ATR strcmp	(	const char *	str,
		const char *	pat
	)

Compare two strings.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

0 on match, < 0 implies str sorts before pat, > 0 implies str sorts after pat

Definition at line 278 of file stringsup.c.

Referenced by MATCH().

strcpy()

MEMSPACE WEAK_ATR char* strcpy	(	char *	dest,
		const char *	src
	)

copy a string

Parameters

[in]	dest	destination string
[in]	src	source string

Returns

destination string

Definition at line 160 of file stringsup.c.

Referenced by fatfs_ls(), fatfs_scan_files(), fatfs_status(), lif_lifbcd2timestr(), lif_stralloc(), ls(), mmc_init(), stralloc(), and strcat().

strlen()

MEMSPACE size_t WEAK_ATR strlen

(

const char *

str

)

String Length.

Parameters

[in]

str

string

Returns

string length

Definition at line 144 of file stringsup.c.

Referenced by cat(), fatfs_scan_files(), get_line(), gpib_trace_display(), hpdir_find_drive(), lif_ascii_string_to_e010(), lif_find_file(), lif_fixname(), lif_stralloc(), ls(), MATCH(), MATCH_LEN(), MATCHI(), MATCHI_LEN(), mctime(), readdir(), reverse(), stralloc(), td02lif(), token(), and trim_tail().

strnalloc()

MEMSPACE char* strnalloc	(	char *	str,
		int	len
	)

Allocate space for string with maximum size.

• Copies tring into allocated space limited to maximum size.

Parameters

[in]	str	user string.
[in]	len	maximum string length.

Returns

pointer to alocated string.

Definition at line 381 of file stringsup.c.

strncasecmp()

MEMSPACE int WEAK_ATR strncasecmp	(	const char *	str,
		const char *	pat,
		size_t	len
	)

Compare two strings without case maximum len bytes in size.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.
[in]	len	maximum string length for compare

Returns

0 on match, < 0 implies str sorts before pat, > 0 implies str sorts after pat

Definition at line 352 of file stringsup.c.

Referenced by MATCHI_LEN().

strncat()

MEMSPACE WEAK_ATR char* strncat	(	char *	dest,
		const char *	src,
		size_t	max
	)

Append string of at most N bytes from src.

Parameters

[in]	dest	string
[in]	src	string

Returns

string length

Definition at line 215 of file stringsup.c.

strncmp()

MEMSPACE int WEAK_ATR strncmp	(	const char *	str,
		const char *	pat,
		size_t	len
	)

Compare two strings maximum len bytes in size.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.
[in]	len	maximum string length for compare

Returns

0 on match, < 0 implies str sorts before pat, > 0 implies str sorts after pat

Definition at line 303 of file stringsup.c.

Referenced by MATCH_LEN(), and token().

strncpy()

MEMSPACE WEAK_ATR char* strncpy	(	char *	dest,
		const char *	src,
		size_t	size
	)

copy a string of at most N characters

Parameters

[in]	dest	destination string
[in]	src	source string
[in]	size	maximum destination size

Returns

destination string

Definition at line 179 of file stringsup.c.

Referenced by hpdir_find_drive(), readdir(), strerror_r(), strnalloc(), and strncat().

strupper()

MEMSPACE void WEAK_ATR strupper

(

char *

str

)

UPPERCASE a string.

Parameters

[in]

str

string

Returns

void

Definition at line 256 of file stringsup.c.

tolower()

MEMSPACE int WEAK_ATR tolower

(

int

c

)

Convert character to lower case, only if it is upper case.

Parameters

[in]

c

character.

Returns

character or lowercase value or character

Definition at line 91 of file stringsup.c.

Referenced by mkfs().

toupper()

MEMSPACE int WEAK_ATR toupper

(

int

c

)

Convert character to upper case, only if it is lower case.

Parameters

[in]

c

character.

Returns

character or upper case value or character

Definition at line 108 of file stringsup.c.

Referenced by strcasecmp(), strncasecmp(), and strupper().