mirror of https://github.com/mkerrisk/man-pages
NAME: Make description clearer
SYNOPSIS: Add feature test macro requirements. SYNOPSIS: Remove unneeded "Compile with" piece. CONFORMING TO: Add POSIX.1-2001. Add RETURN VALUE and ERRORS sections.
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man3/fmax.3
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man3/fmax.3
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.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
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.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
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.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
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.\" <mtk.manpages@gmail.com>
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.\" Distributed under GPL
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.\" Distributed under GPL
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.\"
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.\"
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.TH FMAX 3 2002-07-28 "" "Linux Programmer's Manual"
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.TH FMAX 3 2008-07-25 "" "Linux Programmer's Manual"
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.SH NAME
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.SH NAME
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fmax, fmaxf, fmaxl \- find maximum value
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fmax, fmaxf, fmaxl \- determine maximum of two floating-point numbers
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.SH SYNOPSIS
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.SH SYNOPSIS
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.B #include <math.h>
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.B #include <math.h>
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.sp
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.sp
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.br
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.br
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.BI "long double fmaxl(long double " x ", long double " y );
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.BI "long double fmaxl(long double " x ", long double " y );
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.sp
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.sp
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Compile with \fI\-std=c99\fP; link with \fI\-lm\fP.
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Link with \fI\-lm\fP.
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.sp
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.in -4n
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Feature Test Macro Requirements for glibc (see
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.BR feature_test_macros (7)):
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.in
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.sp
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.ad l
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.BR fmax (),
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.BR fmaxf (),
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.BR fmaxl ():
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_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE; or
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.I cc\ -std=c99
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.ad b
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.SH DESCRIPTION
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.SH DESCRIPTION
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Return the larger value of
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These functions return the larger value of
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.I x
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.I x
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and
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and
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.IR y .
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.IR y .
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.SH RETURN VALUE
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These functions return the maximum of
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.I x
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and
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.IR y .
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If one argument is a NaN, the other argument is returned.
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If both arguments are NaN, a NaN is returned.
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.SH ERRORS
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No errors occur.
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.SH "CONFORMING TO"
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.SH "CONFORMING TO"
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C99.
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C99, POSIX.1-2001.
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.SH "SEE ALSO"
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.SH "SEE ALSO"
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.BR fmin (3)
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.BR fmin (3)
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36
man3/fmin.3
36
man3/fmin.3
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@ -1,9 +1,11 @@
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.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
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.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
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.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
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.\" <mtk.manpages@gmail.com>
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.\" Distributed under GPL
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.\" Distributed under GPL
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.\"
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.\"
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.TH FMIN 3 2002-07-28 "" "Linux Programmer's Manual"
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.TH FMIN 3 2008-07-25 "" "Linux Programmer's Manual"
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.SH NAME
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.SH NAME
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fmin, fminf, fminl \- find minimum value
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fmin, fminf, fminl \- determine minimum of two floating-point numbers
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.SH SYNOPSIS
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.SH SYNOPSIS
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.B #include <math.h>
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.B #include <math.h>
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.sp
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.sp
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@ -13,13 +15,37 @@ fmin, fminf, fminl \- find minimum value
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.br
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.br
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.BI "long double fminl(long double " x ", long double " y );
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.BI "long double fminl(long double " x ", long double " y );
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.sp
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.sp
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Compile with \fI\-std=c99\fP; link with \fI\-lm\fP.
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Link with \fI\-lm\fP.
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.sp
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.in -4n
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Feature Test Macro Requirements for glibc (see
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.BR feature_test_macros (7)):
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.in
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.sp
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.ad l
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.BR fmin (),
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.BR fminf (),
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.BR fminl ():
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_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE; or
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.I cc\ -std=c99
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.ad b
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.SH DESCRIPTION
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.SH DESCRIPTION
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Return the lesser value of
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These functions the lesser value of
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.I x
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.I x
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and
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and
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.IR y .
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.IR y .
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.SH RETURN VALUE
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These functions return the minimum of
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.I x
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and
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.IR y .
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If one argument is a NaN, the other argument is returned.
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If both arguments are NaN, a NaN is returned.
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.SH ERRORS
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No errors occur.
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.SH "CONFORMING TO"
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.SH "CONFORMING TO"
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C99.
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C99, POSIX.1-2001.
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.SH "SEE ALSO"
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.SH "SEE ALSO"
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.BR fmax (3)
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.BR fmax (3)
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