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Fix 64-bit vsprintf.

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There were some size and unsigned problems.
Also add support for "ll" size modifier in format string like glibc

Signed-off-by: James Yang <James.Yang@freescale.com>
Acked-by: Jon Loeliger <jdl@freescale.com>
This commit is contained in:
James Yang 2008-01-10 16:02:07 -06:00 committed by Wolfgang Denk
parent 92fa37eac5
commit bf05293973
1 changed files with 18 additions and 5 deletions
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23
lib_generic/vsprintf.c
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@ -105,17 +105,26 @@ static int skip_atoi(const char **s)
#define SPECIAL 32 /* 0x */
#define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */
#ifdef CFG_64BIT_VSPRINTF
#define do_div(n,base) ({ \
int __res; \
__res = ((unsigned long) n) % (unsigned) base; \
n = ((unsigned long) n) / (unsigned) base; \
unsigned int __res; \
__res = ((unsigned long long) n) % base; \
n = ((unsigned long long) n) / base; \
__res; \
})
#else
#define do_div(n,base) ({ \
int __res; \
__res = ((unsigned long) n) % base; \
n = ((unsigned long) n) / base; \
__res; \
})
#endif
#ifdef CFG_64BIT_VSPRINTF
static char * number(char * str, long long num, int base, int size, int precision ,int type)
static char * number(char * str, long long num, unsigned int base, int size, int precision ,int type)
#else
static char * number(char * str, long num, int base, int size, int precision ,int type)
static char * number(char * str, long num, unsigned int base, int size, int precision ,int type)
#endif
{
char c,sign,tmp[66];
@ -255,6 +264,10 @@ int vsprintf(char *buf, const char *fmt, va_list args)
qualifier = -1;
if (*fmt == 'h' || *fmt == 'l' || *fmt == 'q') {
qualifier = *fmt;
if (qualifier == 'l' && *(fmt+1) == 'l') {
qualifier = 'q';
++fmt;
}
++fmt;
}