Disable processing of function.hpp if it is included more than once in the TU and BOOST_FUNCTION_MAX_ARGS does not change.

This commit is contained in:
Edward Diener 2017-07-06 15:37:18 -04:00
parent 44a68454aa
commit d6cff3991d
4 changed files with 118 additions and 4 deletions

View File

@ -10,15 +10,21 @@
// William Kempf, Jesse Jones and Karl Nelson were all very helpful in the
// design of this library.
#ifndef BOOST_FUNCTION_MAX_ARGS
# define BOOST_FUNCTION_MAX_ARGS 10
#endif // BOOST_FUNCTION_MAX_ARGS
#if !defined(BOOST_FUNCTION_MAX_ARGS_DEFINED) || (BOOST_FUNCTION_MAX_ARGS_DEFINED != BOOST_FUNCTION_MAX_ARGS)
#if !defined(BOOST_FUNCTION_MAX_ARGS_DEFINED)
#define BOOST_FUNCTION_MAX_ARGS_DEFINED 0
#endif
#include <functional> // unary_function, binary_function
#include <boost/preprocessor/iterate.hpp>
#include <boost/detail/workaround.hpp>
#ifndef BOOST_FUNCTION_MAX_ARGS
# define BOOST_FUNCTION_MAX_ARGS 10
#endif // BOOST_FUNCTION_MAX_ARGS
// Include the prologue here so that the use of file-level iteration
// in anything that may be included by function_template.hpp doesn't break
#include <boost/function/detail/prologue.hpp>
@ -64,3 +70,5 @@
# include BOOST_PP_ITERATE()
# undef BOOST_PP_ITERATION_PARAMS_1
#endif
#endif // !defined(BOOST_FUNCTION_MAX_ARGS_DEFINED) || (BOOST_FUNCTION_MAX_ARGS_DEFINED != BOOST_FUNCTION_MAX_ARGS)

View File

@ -27,6 +27,8 @@ for($on_arg = 0; $on_arg <= $max_args; ++$on_arg) {
print OUT "#elif";
}
print OUT " BOOST_FUNCTION_NUM_ARGS == $on_arg\n";
print OUT "# undef BOOST_FUNCTION_MAX_ARGS_DEFINED\n";
print OUT "# define BOOST_FUNCTION_MAX_ARGS_DEFINED $on_arg\n";
print OUT "# ifndef BOOST_FUNCTION_$on_arg\n";
print OUT "# define BOOST_FUNCTION_$on_arg\n";
print OUT "# include <boost/function/function_template.hpp>\n";

View File

@ -8,256 +8,358 @@
// For more information, see http://www.boost.org
#if BOOST_FUNCTION_NUM_ARGS == 0
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 0
# ifndef BOOST_FUNCTION_0
# define BOOST_FUNCTION_0
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 1
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 1
# ifndef BOOST_FUNCTION_1
# define BOOST_FUNCTION_1
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 2
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 2
# ifndef BOOST_FUNCTION_2
# define BOOST_FUNCTION_2
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 3
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 3
# ifndef BOOST_FUNCTION_3
# define BOOST_FUNCTION_3
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 4
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 4
# ifndef BOOST_FUNCTION_4
# define BOOST_FUNCTION_4
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 5
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 5
# ifndef BOOST_FUNCTION_5
# define BOOST_FUNCTION_5
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 6
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 6
# ifndef BOOST_FUNCTION_6
# define BOOST_FUNCTION_6
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 7
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 7
# ifndef BOOST_FUNCTION_7
# define BOOST_FUNCTION_7
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 8
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 8
# ifndef BOOST_FUNCTION_8
# define BOOST_FUNCTION_8
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 9
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 9
# ifndef BOOST_FUNCTION_9
# define BOOST_FUNCTION_9
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 10
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 10
# ifndef BOOST_FUNCTION_10
# define BOOST_FUNCTION_10
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 11
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 11
# ifndef BOOST_FUNCTION_11
# define BOOST_FUNCTION_11
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 12
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 12
# ifndef BOOST_FUNCTION_12
# define BOOST_FUNCTION_12
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 13
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 13
# ifndef BOOST_FUNCTION_13
# define BOOST_FUNCTION_13
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 14
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 14
# ifndef BOOST_FUNCTION_14
# define BOOST_FUNCTION_14
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 15
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 15
# ifndef BOOST_FUNCTION_15
# define BOOST_FUNCTION_15
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 16
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 16
# ifndef BOOST_FUNCTION_16
# define BOOST_FUNCTION_16
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 17
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 17
# ifndef BOOST_FUNCTION_17
# define BOOST_FUNCTION_17
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 18
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 18
# ifndef BOOST_FUNCTION_18
# define BOOST_FUNCTION_18
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 19
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 19
# ifndef BOOST_FUNCTION_19
# define BOOST_FUNCTION_19
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 20
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 20
# ifndef BOOST_FUNCTION_20
# define BOOST_FUNCTION_20
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 21
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 21
# ifndef BOOST_FUNCTION_21
# define BOOST_FUNCTION_21
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 22
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 22
# ifndef BOOST_FUNCTION_22
# define BOOST_FUNCTION_22
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 23
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 23
# ifndef BOOST_FUNCTION_23
# define BOOST_FUNCTION_23
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 24
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 24
# ifndef BOOST_FUNCTION_24
# define BOOST_FUNCTION_24
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 25
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 25
# ifndef BOOST_FUNCTION_25
# define BOOST_FUNCTION_25
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 26
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 26
# ifndef BOOST_FUNCTION_26
# define BOOST_FUNCTION_26
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 27
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 27
# ifndef BOOST_FUNCTION_27
# define BOOST_FUNCTION_27
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 28
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 28
# ifndef BOOST_FUNCTION_28
# define BOOST_FUNCTION_28
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 29
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 29
# ifndef BOOST_FUNCTION_29
# define BOOST_FUNCTION_29
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 30
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 30
# ifndef BOOST_FUNCTION_30
# define BOOST_FUNCTION_30
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 31
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 31
# ifndef BOOST_FUNCTION_31
# define BOOST_FUNCTION_31
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 32
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 32
# ifndef BOOST_FUNCTION_32
# define BOOST_FUNCTION_32
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 33
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 33
# ifndef BOOST_FUNCTION_33
# define BOOST_FUNCTION_33
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 34
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 34
# ifndef BOOST_FUNCTION_34
# define BOOST_FUNCTION_34
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 35
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 35
# ifndef BOOST_FUNCTION_35
# define BOOST_FUNCTION_35
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 36
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 36
# ifndef BOOST_FUNCTION_36
# define BOOST_FUNCTION_36
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 37
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 37
# ifndef BOOST_FUNCTION_37
# define BOOST_FUNCTION_37
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 38
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 38
# ifndef BOOST_FUNCTION_38
# define BOOST_FUNCTION_38
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 39
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 39
# ifndef BOOST_FUNCTION_39
# define BOOST_FUNCTION_39
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 40
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 40
# ifndef BOOST_FUNCTION_40
# define BOOST_FUNCTION_40
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 41
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 41
# ifndef BOOST_FUNCTION_41
# define BOOST_FUNCTION_41
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 42
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 42
# ifndef BOOST_FUNCTION_42
# define BOOST_FUNCTION_42
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 43
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 43
# ifndef BOOST_FUNCTION_43
# define BOOST_FUNCTION_43
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 44
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 44
# ifndef BOOST_FUNCTION_44
# define BOOST_FUNCTION_44
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 45
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 45
# ifndef BOOST_FUNCTION_45
# define BOOST_FUNCTION_45
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 46
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 46
# ifndef BOOST_FUNCTION_46
# define BOOST_FUNCTION_46
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 47
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 47
# ifndef BOOST_FUNCTION_47
# define BOOST_FUNCTION_47
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 48
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 48
# ifndef BOOST_FUNCTION_48
# define BOOST_FUNCTION_48
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 49
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 49
# ifndef BOOST_FUNCTION_49
# define BOOST_FUNCTION_49
# include <boost/function/function_template.hpp>
# endif
#elif BOOST_FUNCTION_NUM_ARGS == 50
# undef BOOST_FUNCTION_MAX_ARGS_DEFINED
# define BOOST_FUNCTION_MAX_ARGS_DEFINED 50
# ifndef BOOST_FUNCTION_50
# define BOOST_FUNCTION_50
# include <boost/function/function_template.hpp>

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@ -37,6 +37,8 @@ import testing ;
[ compile libs/function/test/function_30.cpp : : : : ]
[ compile libs/function/test/function_30_repeat.cpp : : : : ]
[ run libs/function/test/function_arith_cxx98.cpp : : : : ]
[ run libs/function/test/function_arith_portable.cpp : : : : ]