+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ Ensure that HAVE_* variables are set to 1 before they are set to 0.
+ * m4/fdopendir.m4 (gl_FUNC_FDOPENDIR): Require gl_DIRENT_H_DEFAULTS.
+ * m4/inet_ntop.m4 (gl_FUNC_INET_NTOP): Require gl_ARPA_INET_H_DEFAULTS.
+ * m4/inet_pton.m4 (gl_FUNC_INET_PTON): Likewise.
+ * m4/pthread_sigmask.m4 (gl_FUNC_PTHREAD_SIGMASK): Require
+ gl_SIGNAL_H_DEFAULTS.
+
+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ poll: Make macro safer.
+ * m4/poll.m4 (gl_FUNC_POLL): Complain if, after invoking gl_POLL_H,
+ ac_cv_header_poll_h is not set.
+
+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ copysign: Provide replacement.
+ * lib/math.in.h (copysign): New declaration.
+ * lib/copysign.c: New file.
+ * m4/copysign.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether copysign is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_COPYSIGN, HAVE_COPYSIGN.
+ * modules/math (Makefile.am): Substitute GNULIB_COPYSIGN,
+ HAVE_COPYSIGN.
+ * modules/copysign (Description): Clarify.
+ (Files): Add lib/copysign.c, m4/copysign.m4.
+ (Depends-on): Add math, signbit.
+ (configure.ac): Invoke gl_FUNC_COPYSIGN, AC_LIBOBJ,
+ gl_MATH_MODULE_INDICATOR.
+ * tests/test-math-c++.cc: Check the declaration of copysign.
+ * doc/posix-functions/copysign.texi: Mention the effects of the module
+ on Minix and MSVC.
+
+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ isinf: Ensure macro on AIX 5.1.
+ * m4/isinf.m4 (gl_ISINF): Also test whether isinf is defined as a
+ macro.
+ * doc/posix-functions/isinf.texi: Mention also AIX 5.1 as deficient.
+
+2011-10-09 Bruno Haible <bruno@clisp.org>
+
+ *printf-posix tests: Fix for platforms where 'long double' == 'double'.
+ * modules/snprintf-posix-tests (configure.ac): Require
+ gl_LONG_DOUBLE_VS_DOUBLE.
+ * modules/sprintf-posix-tests (configure.ac): Likewise.
+ * modules/vasnprintf-posix-tests (configure.ac): Likewise.
+ * modules/vasprintf-posix-tests (configure.ac): Likewise.
+ * modules/vsnprintf-posix-tests (configure.ac): Likewise.
+ * modules/vsprintf-posix-tests (configure.ac): Likewise.
+ * tests/test-snprintf-posix.h (test_function): Avoid 80-bit long double
+ tests on platforms where 'long double' is the same as 'double'.
+ * tests/test-sprintf-posix.h (test_function): Likewise.
+ * tests/test-vasnprintf-posix.c (test_function): Likewise.
+ * tests/test-vasprintf-posix.c (test_function): Likewise.
+
+ *printf: Fix for platforms where 'long double' == 'double'.
+ * m4/printf.m4 (gl_PRINTF_INFINITE_LONG_DOUBLE): Require
+ gl_LONG_DOUBLE_VS_DOUBLE. Don't blindly assume 80-bit 'long double'.
+ * modules/dprintf-posix (Files): Add m4/math_h.m4.
+ * modules/fprintf-posix (Files): Likewise.
+ * modules/obstack-printf-posix (Files): Likewise.
+ * modules/snprintf-posix (Files): Likewise.
+ * modules/sprintf-posix (Files): Likewise.
+ * modules/vasnprintf (Files): Likewise.
+ * modules/vasnprintf-posix (Files): Likewise.
+ * modules/vasprintf-posix (Files): Likewise.
+ * modules/vdprintf-posix (Files): Likewise.
+ * modules/vfprintf-posix (Files): Likewise.
+ * modules/vsnprintf-posix (Files): Likewise.
+ * modules/vsprintf-posix (Files): Likewise.
+ * modules/unistdio/u8-vasnprintf (Files): Likewise.
+ * modules/unistdio/u8-u8-vasnprintf (Files): Likewise.
+ * modules/unistdio/u16-vasnprintf (Files): Likewise.
+ * modules/unistdio/u16-u16-vasnprintf (Files): Likewise.
+ * modules/unistdio/u32-vasnprintf (Files): Likewise.
+ * modules/unistdio/u32-u32-vasnprintf (Files): Likewise.
+ * modules/unistdio/ulc-vasnprintf (Files): Likewise.
+
+ isnanl[-nolibm]: Fix for platforms where 'long double' == 'double'.
+ * lib/isnan.c (rpl_isnanl): Don't blindly assume 80-bit 'long double'.
+ * m4/isnanl.m4 (gl_PREREQ_ISNANL): Require gl_LONG_DOUBLE_VS_DOUBLE.
+ (gl_FUNC_ISNANL_WORKS): Likewise. Don't blindly assume 80-bit
+ 'long double'.
+ * modules/isnanl-nolibm (Files): Add m4/math_h.m4.
+
+ isinf: Fix for platforms where 'long double' == 'double'.
+ * m4/isinf.m4 (gl_ISINFL_WORKS): Require gl_LONG_DOUBLE_VS_DOUBLE.
+ Don't blindly assume 80-bit 'long double'.
+
+ isfinite: Fix for platforms where 'long double' == 'double'.
+ * m4/isfinite.m4 (gl_ISFINITEL_WORKS): Require gl_LONG_DOUBLE_VS_DOUBLE.
+ Don't blindly assume 80-bit 'long double'.
+
+ isfinite, isinf, isnan tests: Avoid syntax error on MSVC 9.
+ * m4/math_h.m4 (gl_LONG_DOUBLE_VS_DOUBLE): New macro.
+ * modules/isfinite-tests (configure.ac): Require
+ gl_LONG_DOUBLE_VS_DOUBLE.
+ * modules/isinf-tests (configure.ac): Likewise.
+ * modules/isnan-tests (configure.ac): Likewise.
+ * modules/isnanl-tests (configure.ac): Likewise.
+ * modules/isnanl-nolibm-tests (configure.ac): Likewise.
+ * tests/test-isfinite.c (test_isfinitel): Avoid 80-bit long double
+ tests on platforms where 'long double' is the same as 'double'.
+ * tests/test-isinf.c (test_isinfl): Likewise.
+ * tests/test-isnan.c (test_long_double): Likewise.
+ * tests/test-isnanl.h (main): Likewise.
+
+2011-10-08 Bruno Haible <bruno@clisp.org>
+
+ Tests for module 'tanhf'.
+ * modules/tanhf-tests: New file.
+ * tests/test-tanhf.c: New file.
+
+ New module 'tanhf'.
+ * lib/math.in.h (tanhf): New declaration.
+ * lib/tanhf.c: New file.
+ * m4/tanhf.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether tanhf is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_TANHF, HAVE_TANHF.
+ * modules/math (Makefile.am): Substitute GNULIB_TANHF, HAVE_TANHF.
+ * modules/tanhf: New file.
+ * tests/test-math-c++.cc: Check the declaration of tanhf.
+ * doc/posix-functions/tanhf.texi: Mention the new module.
+
+ tanh: Use a .m4 file.
+ * m4/tanh.m4: New file.
+ * modules/tanh (Files): Add it.
+ (configure.ac): Just invoke gl_FUNC_TANH.
+
2011-10-08 Bruno Haible <bruno@clisp.org>
+ Tests for module 'coshf'.
+ * modules/coshf-tests: New file.
+ * tests/test-coshf.c: New file.
+
+ New module 'coshf'.
+ * lib/math.in.h (coshf): New declaration.
+ * lib/coshf.c: New file.
+ * m4/coshf.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether coshf is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_COSHF, HAVE_COSHF.
+ * modules/math (Makefile.am): Substitute GNULIB_COSHF, HAVE_COSHF.
+ * modules/coshf: New file.
+ * tests/test-math-c++.cc: Check the declaration of coshf.
+ * doc/posix-functions/coshf.texi: Mention the new module.
+
+ cosh: Use a .m4 file.
+ * m4/cosh.m4: New file.
+ * modules/cosh (Files): Add it.
+ (configure.ac): Just invoke gl_FUNC_COSH.
+
+2011-10-08 Bruno Haible <bruno@clisp.org>
+
+ Tests for module 'sinhf'.
+ * modules/sinhf-tests: New file.
+ * tests/test-sinhf.c: New file.
+
+ New module 'sinhf'.
+ * lib/math.in.h (sinhf): New declaration.
+ * lib/sinhf.c: New file.
+ * m4/sinhf.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether sinhf is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_SINHF, HAVE_SINHF.
+ * modules/math (Makefile.am): Substitute GNULIB_SINHF, HAVE_SINHF.
+ * modules/sinhf: New file.
+ * tests/test-math-c++.cc: Check the declaration of sinhf.
+ * doc/posix-functions/sinhf.texi: Mention the new module.
+
+ sinh: Use a .m4 file.
+ * m4/sinh.m4: New file.
+ * modules/sinh (Files): Add it.
+ (configure.ac): Just invoke gl_FUNC_SINH.
+
+2011-10-08 Bruno Haible <bruno@clisp.org>
+
+ Tests for module 'atan2f'.
+ * modules/atan2f-tests: New file.
+ * tests/test-atan2f.c: New file.
+
+ New module 'atan2f'.
+ * lib/math.in.h (atan2f): New declaration.
+ * lib/atan2f.c: New file.
+ * m4/atan2f.m4: New file.
+ * m4/math_h.m4 (gl_MATH_H): Test whether atan2f is declared.
+ (gl_MATH_H_DEFAULTS): Initialize GNULIB_ATAN2F, HAVE_ATAN2F.
+ * modules/math (Makefile.am): Substitute GNULIB_ATAN2F, HAVE_ATAN2F.
+ * modules/atan2f: New file.
+ * tests/test-math-c++.cc: Check the declaration of atan2f.
+ * doc/posix-functions/atan2f.texi: Mention the new module.
+
atan2: Use a .m4 file.
* m4/atan2.m4: New file.
* modules/atan2 (Files): Add it.