We've been using getlimits in coreutils tests for some time: $ ./getlimits --help Usage: ./getlimits Output platform dependent limits in a format useful for shell scripts.
$ ./getlimits CHAR_MAX=127 CHAR_OFLOW=128 CHAR_MIN=-128 CHAR_UFLOW=-129 SCHAR_MAX=127 SCHAR_OFLOW=128 SCHAR_MIN=-128 SCHAR_UFLOW=-129 UCHAR_MAX=255 UCHAR_OFLOW=256 SHRT_MAX=32767 SHRT_OFLOW=32768 SHRT_MIN=-32768 SHRT_UFLOW=-32769 INT_MAX=2147483647 INT_OFLOW=2147483648 INT_MIN=-2147483648 INT_UFLOW=-2147483649 UINT_MAX=4294967295 UINT_OFLOW=4294967296 LONG_MAX=9223372036854775807 LONG_OFLOW=9223372036854775808 LONG_MIN=-9223372036854775808 LONG_UFLOW=-9223372036854775809 ULONG_MAX=18446744073709551615 ULONG_OFLOW=18446744073709551616 SIZE_MAX=18446744073709551615 SIZE_OFLOW=18446744073709551616 SSIZE_MAX=9223372036854775807 SSIZE_OFLOW=9223372036854775808 SSIZE_MIN=-9223372036854775808 SSIZE_UFLOW=-9223372036854775809 TIME_T_MAX=9223372036854775807 TIME_T_OFLOW=9223372036854775808 TIME_T_MIN=-9223372036854775808 TIME_T_UFLOW=-9223372036854775809 UID_T_MAX=4294967295 UID_T_OFLOW=4294967296 GID_T_MAX=4294967295 GID_T_OFLOW=4294967296 PID_T_MAX=2147483647 PID_T_OFLOW=2147483648 PID_T_MIN=-2147483648 PID_T_UFLOW=-2147483649 OFF_T_MAX=9223372036854775807 OFF_T_OFLOW=9223372036854775808 OFF_T_MIN=-9223372036854775808 OFF_T_UFLOW=-9223372036854775809 INTMAX_MAX=9223372036854775807 INTMAX_OFLOW=9223372036854775808 INTMAX_MIN=-9223372036854775808 INTMAX_UFLOW=-9223372036854775809 UINTMAX_MAX=18446744073709551615 UINTMAX_OFLOW=18446744073709551616 and I wanted to use it in a test of GNU parted. What do you think? This would not be added until after 8.2, of course.
