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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
commit | 3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch) | |
tree | 3ee7a3ec64525911fa865bb984c86d997d855527 /man3/nan.3 | |
parent | Adding debian version 6.05.01-1. (diff) | |
download | manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip |
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/nan.3')
-rw-r--r-- | man3/nan.3 | 19 |
1 files changed, 9 insertions, 10 deletions
@@ -7,7 +7,7 @@ .\" .\" Corrections by aeb .\" -.TH nan 3 2023-07-20 "Linux man-pages 6.05.01" +.TH nan 3 2023-10-31 "Linux man-pages 6.7" .SH NAME nan, nanf, nanl \- return 'Not a Number' .SH LIBRARY @@ -16,17 +16,17 @@ Math library .SH SYNOPSIS .nf .B #include <math.h> -.PP +.P .BI "double nan(const char *" tagp ); .BI "float nanf(const char *" tagp ); .BI "long double nanl(const char *" tagp ); .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR nan (), .BR nanf (), .BR nanl (): @@ -39,17 +39,17 @@ These functions return a representation (determined by of a quiet NaN. If the implementation does not support quiet NaNs, these functions return zero. -.PP +.P The call .I nan("char\-sequence") is equivalent to: -.PP +.P .in +4n .EX strtod("NAN(char\-sequence)", NULL); .EE .in -.PP +.P Similarly, calls to .BR nanf () and @@ -58,7 +58,7 @@ are equivalent to analogous calls to .BR strtof (3) and .BR strtold (3). -.PP +.P The argument .I tagp is used in an unspecified manner. @@ -82,10 +82,9 @@ T{ .BR nanl () T} Thread safety MT-Safe locale .TE -.sp 1 .SH STANDARDS C11, POSIX.1-2008. -.PP +.P See also IEC 559 and the appendix with recommended functions in IEEE 754/IEEE 854. .SH HISTORY |