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* m4/check-math-lib.m4 (gl_CHECK_MATH_LIB): Accept an optional third argument. * m4/round.m4 (gl_FUNC_ROUND): Search for round() in the libraries also when it is not declared. Set HAVE_ROUND. For replacement code, test HAVE_ROUND, not HAVE_DECL_ROUND. * modules/round (configure.ac): For replacement code, test HAVE_ROUND, not HAVE_DECL_ROUND. (Depends-on): Update conditions. * modules/round-ieee (Depends-on): Update conditions. * doc/posix-functions/round.texi: Mention the IRIX problem.
38 lines
557 B
Plaintext
38 lines
557 B
Plaintext
Description:
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round() function: round toward nearest, breaking ties away from zero.
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Files:
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lib/round.c
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m4/check-math-lib.m4
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m4/round.m4
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m4/floor.m4
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m4/ceil.m4
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Depends-on:
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math
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extensions
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float [test $HAVE_ROUND = 0 || test $REPLACE_ROUND = 1]
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floor [test $HAVE_ROUND = 0 || test $REPLACE_ROUND = 1]
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configure.ac:
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gl_FUNC_ROUND
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if test $HAVE_ROUND = 0 || test $REPLACE_ROUND = 1; then
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AC_LIBOBJ([round])
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fi
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gl_MATH_MODULE_INDICATOR([round])
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Makefile.am:
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Include:
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<math.h>
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Link:
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$(ROUND_LIBM)
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License:
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LGPL
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Maintainer:
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Ben Pfaff
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