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libc: use isdigit from ctype.h

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Do not use local _isdigit function, use public isdigit
instead.

Change-Id: Ifc2721fc2def429de4934c9855f08dae30326694
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2015-09-16 22:32:51 -04:00
parent f3f7eac765
commit 196bb2e17f
1 changed files with 3 additions and 20 deletions
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23
lib/libc/minimal/source/stdout/prf.c
View file

@ -35,6 +35,7 @@
#include <stdbool.h>
#include <stdarg.h>
#include <string.h>
#include <ctype.h>
#ifndef MAXFLD
#define MAXFLD 200
@ -500,24 +501,6 @@ static int _to_float(char *buf, uint32_t double_temp[], int full, int c,
return buf - start;
}
/**
*
* @brief Is the input value an ASCII digit character?
*
* This function provides a traditional implementation of the isdigit()
* primitive that is footprint conversative, i.e. it does not utilize a
* lookup table.
*
* @return non-zero if input integer in an ASCII digit character
*
* INTERNAL
*/
static inline int _isdigit(int c)
{
return ((c >= '0') && (c <= '9'));
}
static int _atoi(char **sptr)
{
register char *p;
@ -526,7 +509,7 @@ static int _atoi(char **sptr)
i = 0;
p = *sptr;
p--;
while (_isdigit(((int) *p)))
while (isdigit(((int) *p)))
i = 10 * i + *p++ - '0';
*sptr = p;
return i;
@ -608,7 +591,7 @@ int _prf(int (*func)(), void *dest, char *format, va_list vargs)
width = -width;
}
c = *format++;
} else if (!_isdigit(c))
} else if (!isdigit(c))
width = 0;
else {
width = _atoi(&format); /* Find width */