Mercurial > hg > octave-lojdl > gnulib-hg
comparison modules/log10f-ieee @ 16747:676471a1cb33
log10f-ieee: Work around test failure on NetBSD 5.1.
* m4/log10f-ieee.m4: New file.
* m4/log10f.m4 (gl_FUNC_LOG10F): If gl_FUNC_LOG10F_IEEE is present,
test whether log10f works with a negative argument. Replace it if not.
* lib/log10f.c (log10f): For negative arguments, return NaN.
* modules/log10f-ieee (Files): Add m4/log10f-ieee.m4.
(configure.ac): Invoke gl_FUNC_LOG10F_IEEE.
* doc/posix-functions/log10f.texi: Mention the log10f-ieee module.
author | Bruno Haible <bruno@clisp.org> |
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date | Sun, 01 Apr 2012 17:56:33 +0200 |
parents | 17a69e4fda06 |
children |
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16746:17a69e4fda06 | 16747:676471a1cb33 |
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1 Description: | 1 Description: |
2 log10f() function according to ISO C 99 with IEC 60559. | 2 log10f() function according to ISO C 99 with IEC 60559. |
3 | 3 |
4 Files: | 4 Files: |
5 m4/log10f-ieee.m4 | |
5 | 6 |
6 Depends-on: | 7 Depends-on: |
7 log10f | 8 log10f |
8 fpieee | 9 fpieee |
9 log10-ieee [test $HAVE_LOG10F = 0 || test $REPLACE_LOG10F = 1] | 10 log10-ieee [test $HAVE_LOG10F = 0 || test $REPLACE_LOG10F = 1] |
10 | 11 |
11 configure.ac: | 12 configure.ac: |
12 AC_REQUIRE([gl_FUNC_LOG10F]) | 13 gl_FUNC_LOG10F_IEEE |
13 | 14 |
14 Makefile.am: | 15 Makefile.am: |
15 | 16 |
16 Include: | 17 Include: |
17 <math.h> | 18 <math.h> |