cmath: New.

2006-02-07  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/cmath: New.
	* include/tr1/cstdlib: Likewise.
	* include/tr1/ctime: Likewise.
	* include/tr1/math.h: Likewise.	
	* include/tr1/stdlib.h: Likewise.
	* include/Makefile.am: Add.
	* acinclude.m4 ([GLIBCXX_CHECK_C99_TR1]): Add <math.h> checks.
	* testsuite/tr1/8_c_compatibility/cmath/functions.cc: New.
	* testsuite/tr1/8_c_compatibility/cstdlib/functions.cc: Likewise.
	* testsuite/tr1/8_c_compatibility/cstdlib/types.cc: Likewise.
	* testsuite/tr1/headers.cc: Update.	

	* include/tr1/cinttypes: Do not provide abs and div, conflicting
	with the above overloads for _Longlong types.
	* include/tr1/inttypes.h: Adjust.
	* testsuite/tr1/8_c_compatibility/cinttypes/functions.cc: Adjust.

	* docs/html/ext/tr1.html: Update.
	
	* testsuite/tr1/8_c_compatibility/cwchar/functions.cc: Tweak.

	* include/Makefile.in: Regenerate.
	* config.h.in: Likewise.
	* configure: Likewise.

From-SVN: r110696

9 files changed, 530 insertions, 15 deletions

diff --git a/libstdc++-v3/include/Makefile.am b/libstdc++-v3/include/Makefile.am
index b16993d1175..4f124abb03a 100644
--- a/libstdc++-v3/include/Makefile.am
+++ b/libstdc++-v3/include/Makefile.am
@@ -489,11 +489,14 @@ tr1_headers = \
 	${tr1_srcdir}/cfloat \
 	${tr1_srcdir}/cinttypes \
 	${tr1_srcdir}/climits \
+	${tr1_srcdir}/cmath \
 	${tr1_srcdir}/common.h \
 	${tr1_srcdir}/complex \
 	${tr1_srcdir}/cstdarg \
 	${tr1_srcdir}/cstdint \
 	${tr1_srcdir}/cstdio \
+	${tr1_srcdir}/cstdlib \
+	${tr1_srcdir}/ctime \
 	${tr1_srcdir}/ctype.h \
 	${tr1_srcdir}/cwchar \
 	${tr1_srcdir}/cwctype \
@@ -504,6 +507,7 @@ tr1_headers = \
 	${tr1_srcdir}/hashtable \
 	${tr1_srcdir}/inttypes.h \
 	${tr1_srcdir}/limits.h \
+	${tr1_srcdir}/math.h \
 	${tr1_srcdir}/memory \
 	${tr1_srcdir}/mu_iterate.h \
 	${tr1_srcdir}/ref_fwd.h \
@@ -512,6 +516,7 @@ tr1_headers = \
 	${tr1_srcdir}/stdarg.h \
 	${tr1_srcdir}/stdint.h \
 	${tr1_srcdir}/stdio.h \
+	${tr1_srcdir}/stdlib.h \
 	${tr1_srcdir}/tuple \
 	${tr1_srcdir}/tuple_iterate.h \
 	${tr1_srcdir}/type_traits \
diff --git a/libstdc++-v3/include/Makefile.in b/libstdc++-v3/include/Makefile.in
index bd6c31331f9..d32cc112e3d 100644
--- a/libstdc++-v3/include/Makefile.in
+++ b/libstdc++-v3/include/Makefile.in
@@ -706,11 +706,14 @@ tr1_headers = \
 	${tr1_srcdir}/cfloat \
 	${tr1_srcdir}/cinttypes \
 	${tr1_srcdir}/climits \
+	${tr1_srcdir}/cmath \
 	${tr1_srcdir}/common.h \
 	${tr1_srcdir}/complex \
 	${tr1_srcdir}/cstdarg \
 	${tr1_srcdir}/cstdint \
 	${tr1_srcdir}/cstdio \
+	${tr1_srcdir}/cstdlib \
+	${tr1_srcdir}/ctime \
 	${tr1_srcdir}/ctype.h \
 	${tr1_srcdir}/cwchar \
 	${tr1_srcdir}/cwctype \
@@ -721,6 +724,7 @@ tr1_headers = \
 	${tr1_srcdir}/hashtable \
 	${tr1_srcdir}/inttypes.h \
 	${tr1_srcdir}/limits.h \
+	${tr1_srcdir}/math.h \
 	${tr1_srcdir}/memory \
 	${tr1_srcdir}/mu_iterate.h \
 	${tr1_srcdir}/ref_fwd.h \
@@ -729,6 +733,7 @@ tr1_headers = \
 	${tr1_srcdir}/stdarg.h \
 	${tr1_srcdir}/stdint.h \
 	${tr1_srcdir}/stdio.h \
+	${tr1_srcdir}/stdlib.h \
 	${tr1_srcdir}/tuple \
 	${tr1_srcdir}/tuple_iterate.h \
 	${tr1_srcdir}/type_traits \
diff --git a/libstdc++-v3/include/tr1/cinttypes b/libstdc++-v3/include/tr1/cinttypes
index 2e0e9d83a4b..25e5c075e4a 100644
--- a/libstdc++-v3/include/tr1/cinttypes
+++ b/libstdc++-v3/include/tr1/cinttypes
@@ -56,16 +56,17 @@ _GLIBCXX_BEGIN_NAMESPACE(tr1)
 
   // functions
   using ::imaxabs;
-  
-  inline intmax_t
-  abs(intmax_t __i)
-  { return imaxabs(__i); }
+
+  // May collide with _Longlong abs(_Longlong), and is not described
+  // anywhere outside the synopsis.  Likely, a defect.
+  //
+  // intmax_t abs(intmax_t)
 
   using ::imaxdiv;
-  
-  inline imaxdiv_t
-  div(intmax_t __numer, intmax_t __denom)
-  { return imaxdiv(__numer, __denom); }
+
+  // Likewise, with lldiv_t div(_Longlong, _Longlong).
+  //
+  // imaxdiv_t div(intmax_t, intmax_t)
 
   using ::strtoimax;
   using ::strtoumax;
diff --git a/libstdc++-v3/include/tr1/cmath b/libstdc++-v3/include/tr1/cmath
new file mode 100644
index 00000000000..ec11b26adc5
--- /dev/null
+++ b/libstdc++-v3/include/tr1/cmath
@@ -0,0 +1,298 @@
+// TR1 cmath -*- C++ -*-
+
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file 
+ *  This is a TR1 C++ Library header. 
+ */
+
+#ifndef _TR1_CMATH
+#define _TR1_CMATH 1
+
+#include <bits/c++config.h>
+#include <cmath>
+
+#if _GLIBCXX_USE_C99_MATH_TR1
+
+#undef acosh
+#undef acoshf
+#undef acoshl
+#undef asinh
+#undef asinhf
+#undef asinhl
+#undef atanh
+#undef atanhf
+#undef atanhl
+#undef cbrt
+#undef cbrtf
+#undef cbrtl
+#undef copysign
+#undef copysignf
+#undef copysignl
+#undef erf
+#undef erff
+#undef erfl
+#undef erfc
+#undef erfcf
+#undef erfcl
+#undef exp2
+#undef exp2f
+#undef exp2l
+#undef expm1
+#undef expm1f
+#undef expm1l
+#undef fdim
+#undef fdimf
+#undef fdiml
+#undef fma
+#undef fmaf
+#undef fmal
+#undef fmax
+#undef fmaxf
+#undef fmaxl
+#undef fmin
+#undef fminf
+#undef fminl
+#undef hypot
+#undef hypotf
+#undef hypotl
+#undef ilogb
+#undef ilogbf
+#undef ilogbl
+#undef lgamma
+#undef lgammaf
+#undef lgammal
+#undef llrint
+#undef llrintf
+#undef llrintl
+#undef llround
+#undef llroundf
+#undef llroundl
+#undef log1p
+#undef log1pf
+#undef log1pl
+#undef log2
+#undef log2f
+#undef log2l
+#undef logb
+#undef logbf
+#undef logbl
+#undef lrint
+#undef lrintf
+#undef lrintl
+#undef lround
+#undef lroundf
+#undef lroundl
+#undef nan
+#undef nanf
+#undef nanl
+#undef nearbyint
+#undef nearbyintf
+#undef nearbyintl
+#undef nextafter
+#undef nextafterf
+#undef nextafterl
+#undef nexttoward
+#undef nexttowardf
+#undef nexttowardl
+#undef remainder
+#undef remainderf
+#undef remainderl
+#undef remquo
+#undef remquo
+#undef remquo
+#undef rint
+#undef rintf
+#undef rintl
+#undef round
+#undef roundf
+#undef roundl
+#undef scalbln
+#undef scalblnf
+#undef scalblnl
+#undef scalbn
+#undef scalbnf
+#undef scalbnl
+#undef tgamma
+#undef tgammaf
+#undef tgammal
+#undef trunc
+#undef truncf
+#undef truncl
+
+// namespace std::tr1
+namespace std
+{
+_GLIBCXX_BEGIN_NAMESPACE(tr1)
+
+  using ::acosh;
+  using ::acoshf;
+  using ::acoshl;
+
+  using ::asinh;
+  using ::asinhf;
+  using ::asinhl;
+
+  using ::atanh;
+  using ::atanhf;
+  using ::atanhl;
+
+  using ::cbrt;
+  using ::cbrtf;
+  using ::cbrtl;
+
+  using ::copysign;
+  using ::copysignf;
+  using ::copysignl;
+
+  using ::erf;
+  using ::erff;
+  using ::erfl;
+
+  using ::erfc;
+  using ::erfcf;
+  using ::erfcl;
+
+  using ::exp2;
+  using ::exp2f;
+  using ::exp2l;
+
+  using ::expm1;
+  using ::expm1f;
+  using ::expm1l;
+
+  using ::fdim;
+  using ::fdimf;
+  using ::fdiml;
+
+  using ::fma;
+  using ::fmaf;
+  using ::fmal;
+
+  using ::fmax;
+  using ::fmaxf;
+  using ::fmaxl;
+
+  using ::fmin;
+  using ::fminf;
+  using ::fminl;
+
+  using ::hypot;
+  using ::hypotf;
+  using ::hypotl;
+
+  using ::ilogb;
+  using ::ilogbf;
+  using ::ilogbl;
+
+  using ::lgamma;
+  using ::lgammaf;
+  using ::lgammal;
+
+  using ::llrint;
+  using ::llrintf;
+  using ::llrintl;
+
+  using ::llround;
+  using ::llroundf;
+  using ::llroundl;
+
+  using ::log1p;
+  using ::log1pf;
+  using ::log1pl;
+
+  using ::log2;
+  using ::log2f;
+  using ::log2l;
+
+  using ::logb;
+  using ::logbf;
+  using ::logbl;
+
+  using ::lrint;
+  using ::lrintf;
+  using ::lrintl;
+
+  using ::lround;
+  using ::lroundf;
+  using ::lroundl;
+
+  using ::nan;
+  using ::nanf;
+  using ::nanl;
+
+  using ::nearbyint;
+  using ::nearbyintf;
+  using ::nearbyintl;
+
+  using ::nextafter;
+  using ::nextafterf;
+  using ::nextafterl;
+
+  using ::nexttoward;
+  using ::nexttowardf;
+  using ::nexttowardl;
+
+  using ::remainder;
+  using ::remainderf;
+  using ::remainderl;
+
+  using ::remquo;
+  using ::remquo;
+  using ::remquo;
+
+  using ::rint;
+  using ::rintf;
+  using ::rintl;
+
+  using ::round;
+  using ::roundf;
+  using ::roundl;
+
+  using ::scalbln;
+  using ::scalblnf;
+  using ::scalblnl;
+
+  using ::scalbn;
+  using ::scalbnf;
+  using ::scalbnl;
+
+  using ::tgamma;
+  using ::tgammaf;
+  using ::tgammal;
+
+  using ::trunc;
+  using ::truncf;
+  using ::truncl;
+
+_GLIBCXX_END_NAMESPACE
+}
+
+#endif
+
+#endif
diff --git a/libstdc++-v3/include/tr1/cstdlib b/libstdc++-v3/include/tr1/cstdlib
new file mode 100644
index 00000000000..49ccb959cbd
--- /dev/null
+++ b/libstdc++-v3/include/tr1/cstdlib
@@ -0,0 +1,79 @@
+// TR1 cstdlib -*- C++ -*-
+
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file 
+ *  This is a TR1 C++ Library header. 
+ */
+
+#ifndef _TR1_CSTDLIB
+#define _TR1_CSTDLIB 1
+
+#include <bits/c++config.h>
+
+#if _GLIBCXX_HOSTED
+
+#include <cstdlib>
+
+// namespace std::tr1
+namespace std
+{
+_GLIBCXX_BEGIN_NAMESPACE(tr1)
+
+#if _GLIBCXX_USE_C99
+
+#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
+  // types
+  using std::lldiv_t;
+
+  // functions
+  using std::llabs;
+  using std::lldiv;
+#endif
+
+  using std::atoll;
+  using std::strtoll;
+  using std::strtoull;
+
+  using std::strtof;
+  using std::strtold;
+
+  // overloads
+  using std::abs;
+#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
+  using std::div;
+#endif
+
+#endif
+
+_GLIBCXX_END_NAMESPACE
+}
+
+#endif
+
+#endif
diff --git a/libstdc++-v3/include/tr1/ctime b/libstdc++-v3/include/tr1/ctime
new file mode 100644
index 00000000000..420bfdb301a
--- /dev/null
+++ b/libstdc++-v3/include/tr1/ctime
@@ -0,0 +1,39 @@
+// TR1 ctime -*- C++ -*-
+
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file 
+ *  This is a TR1 C++ Library header. 
+ */
+
+#ifndef _TR1_CTIME
+#define _TR1_CTIME 1
+
+#include <ctime>
+
+#endif
diff --git a/libstdc++-v3/include/tr1/inttypes.h b/libstdc++-v3/include/tr1/inttypes.h
index a750daf4eb1..31901cc92e9 100644
--- a/libstdc++-v3/include/tr1/inttypes.h
+++ b/libstdc++-v3/include/tr1/inttypes.h
@@ -36,11 +36,4 @@
 
 #include <tr1/cinttypes>
 
-#if _GLIBCXX_USE_C99_INTTYPES_TR1
-
-using std::tr1::abs;
-using std::tr1::div;
-
-#endif
-
 #endif
diff --git a/libstdc++-v3/include/tr1/math.h b/libstdc++-v3/include/tr1/math.h
new file mode 100644
index 00000000000..a0dd24ba4ac
--- /dev/null
+++ b/libstdc++-v3/include/tr1/math.h
@@ -0,0 +1,39 @@
+// TR1 math.h -*- C++ -*-
+
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file 
+ *  This is a TR1 C++ Library header. 
+ */
+
+#ifndef _TR1_MATH_H
+#define _TR1_MATH_H 1
+
+#include <tr1/cmath>
+
+#endif
diff --git a/libstdc++-v3/include/tr1/stdlib.h b/libstdc++-v3/include/tr1/stdlib.h
new file mode 100644
index 00000000000..f58e4f00019
--- /dev/null
+++ b/libstdc++-v3/include/tr1/stdlib.h
@@ -0,0 +1,56 @@
+// TR1 stdlib.h -*- C++ -*-
+
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+/** @file 
+ *  This is a TR1 C++ Library header. 
+ */
+
+#ifndef _TR1_STDLIB_H
+#define _TR1_STDLIB_H 1
+
+#include <tr1/cstdlib>
+
+#if _GLIBCXX_HOSTED
+
+#if _GLIBCXX_USE_C99
+
+using std::tr1::atoll;
+using std::tr1::strtoll;
+using std::tr1::strtoull;
+
+using std::tr1::abs;
+#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
+using std::tr1::div;
+#endif
+
+#endif
+
+#endif
+
+#endif