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The GNU C Library

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31.11 Minimum Values for Utility Limits

_POSIX2_BC_BASE_MAX
The most restrictive limit permitted by POSIX.2 for the maximum value of obase in the bc utility. Its value is 99.

_POSIX2_BC_DIM_MAX
The most restrictive limit permitted by POSIX.2 for the maximum size of an array in the bc utility. Its value is 2048.

_POSIX2_BC_SCALE_MAX
The most restrictive limit permitted by POSIX.2 for the maximum value of scale in the bc utility. Its value is 99.

_POSIX2_BC_STRING_MAX
The most restrictive limit permitted by POSIX.2 for the maximum size of a string constant in the bc utility. Its value is 1000.

_POSIX2_COLL_WEIGHTS_MAX
The most restrictive limit permitted by POSIX.2 for the maximum number of weights that can necessarily be used in defining the collating sequence for a locale. Its value is 2.

_POSIX2_EXPR_NEST_MAX
The most restrictive limit permitted by POSIX.2 for the maximum number of expressions nested within parenthesis when using the expr utility. Its value is 32.

_POSIX2_LINE_MAX
The most restrictive limit permitted by POSIX.2 for the maximum size of a text line that the text utilities can handle. Its value is 2048.

_POSIX2_EQUIV_CLASS_MAX
The most restrictive limit permitted by POSIX.2 for the maximum number of weights that can be assigned to an entry of the LC_COLLATE category `order' keyword in a locale definition. Its value is 2. The GNU C library does not presently support locale definitions.


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