diff options
Diffstat (limited to 'stdlib')
| -rw-r--r-- | stdlib/Makefile | 2 | ||||
| -rw-r--r-- | stdlib/erand48_r.c | 10 |
2 files changed, 9 insertions, 3 deletions
diff --git a/stdlib/Makefile b/stdlib/Makefile index 2eb1843..0076ad4 100644 --- a/stdlib/Makefile +++ b/stdlib/Makefile @@ -21,7 +21,7 @@ # subdir := stdlib -headers := stdlib.h alloca.h monetary.h fmtmsg.h +headers := stdlib.h alloca.h monetary.h fmtmsg.h ucontext.h sys/ucontext.h routines := \ atof atoi atol atoll \ diff --git a/stdlib/erand48_r.c b/stdlib/erand48_r.c index b3f8b63..85393b7 100644 --- a/stdlib/erand48_r.c +++ b/stdlib/erand48_r.c @@ -42,12 +42,18 @@ __erand48_r (xsubi, buffer, result) temp.ieee.exponent = IEEE754_DOUBLE_BIAS; temp.ieee.mantissa0 = (xsubi[2] << 4) | (xsubi[1] >> 12); temp.ieee.mantissa1 = ((xsubi[1] & 0xfff) << 20) | (xsubi[0] << 4); - /* Please note the lower 4 bits of mantissa1 are always 0. */ - *result = temp.d - 1.0; +#elif USHRT_MAX == 2147483647 + temp.ieee.negative = 0; + temp.ieee.exponent = IEEE754_DOUBLE_BIAS; + temp.ieee.mantissa0 = (xsubi[1] << 4) | (xsubi[0] >> 28); + temp.ieee.mantissa1 = ((xsubi[0] & 0xfffffff) << 4); #else # error Unsupported size of short int #endif + /* Please note the lower 4 bits of mantissa1 are always 0. */ + *result = temp.d - 1.0; + return 0; } weak_alias (__erand48_r, erand48_r) |