diff options
Diffstat (limited to 'lib_generic/vsprintf.c')
| -rw-r--r-- | lib_generic/vsprintf.c | 59 |
1 files changed, 51 insertions, 8 deletions
diff --git a/lib_generic/vsprintf.c b/lib_generic/vsprintf.c index 6b044535f..3fefd61bd 100644 --- a/lib_generic/vsprintf.c +++ b/lib_generic/vsprintf.c @@ -55,6 +55,36 @@ long simple_strtol(const char *cp,char **endp,unsigned int base) return simple_strtoul(cp,endp,base); } +#if CFG_64BIT_STRTOUL +unsigned long long simple_strtoull (const char *cp, char **endp, unsigned int base) +{ + unsigned long long result = 0, value; + + if (*cp == '0') { + cp++; + if ((*cp == 'x') && isxdigit (cp[1])) { + base = 16; + cp++; + } + if (!base) { + base = 8; + } + } + if (!base) { + base = 10; + } + while (isxdigit (*cp) && (value = isdigit (*cp) + ? *cp - '0' + : (islower (*cp) ? toupper (*cp) : *cp) - 'A' + 10) < base) { + result = result * base + value; + cp++; + } + if (endp) + *endp = (char *) cp; + return result; +} +#endif /* CFG_64BIT_STRTOUL */ + /* we use this so that we can do without the ctype library */ #define is_digit(c) ((c) >= '0' && (c) <= '9') @@ -76,13 +106,17 @@ static int skip_atoi(const char **s) #define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */ #define do_div(n,base) ({ \ -int __res; \ -__res = ((unsigned long) n) % (unsigned) base; \ -n = ((unsigned long) n) / (unsigned) base; \ -__res; }) + int __res; \ + __res = ((unsigned long) n) % (unsigned) base; \ + n = ((unsigned long) n) / (unsigned) base; \ + __res; \ +}) -static char * number(char * str, long num, int base, int size, int precision - ,int type) +#if CFG_64BIT_VSPRINTF +static char * number(char * str, long long num, int base, int size, int precision ,int type) +#else +static char * number(char * str, long num, int base, int size, int precision ,int type) +#endif { char c,sign,tmp[66]; const char *digits="0123456789abcdefghijklmnopqrstuvwxyz"; @@ -154,7 +188,11 @@ int sprintf(char * buf, const char *fmt, ...); int vsprintf(char *buf, const char *fmt, va_list args) { int len; +#if CFG_64BIT_VSPRINTF + unsigned long long num; +#else unsigned long num; +#endif int i, base; char * str; const char *s; @@ -164,7 +202,7 @@ int vsprintf(char *buf, const char *fmt, va_list args) int field_width; /* width of output field */ int precision; /* min. # of digits for integers; max number of chars for from string */ - int qualifier; /* 'h', 'l', or 'L' for integer fields */ + int qualifier; /* 'h', 'l', or 'q' for integer fields */ for (str=buf ; *fmt ; ++fmt) { if (*fmt != '%') { @@ -215,7 +253,7 @@ int vsprintf(char *buf, const char *fmt, va_list args) /* get the conversion qualifier */ qualifier = -1; - if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L') { + if (*fmt == 'h' || *fmt == 'l' || *fmt == 'q') { qualifier = *fmt; ++fmt; } @@ -299,6 +337,11 @@ int vsprintf(char *buf, const char *fmt, va_list args) --fmt; continue; } +#if CFG_64BIT_VSPRINTF + if (qualifier == 'q') /* "quad" for 64 bit variables */ + num = va_arg(args, unsigned long long); + else +#endif if (qualifier == 'l') num = va_arg(args, unsigned long); else if (qualifier == 'h') { |