* lib/signal.in.h: Renamed from lib/signal_.h.
* modules/signal (Files, Makefile.am): Use signal.in.h instead of
_signal.h.
+ * lib/stdbool.in.h: Renamed from lib/stdbool_.h.
+ * modules/stdbool (Files, Makefile.am): Use stdbool.in.h instead of
+ stdbool_.h.
2007-09-30 Bruno Haible <bruno@clisp.org>
--- /dev/null
+/* Copyright (C) 2001, 2002, 2003, 2006, 2007 Free Software Foundation, Inc.
+ Written by Bruno Haible <haible@clisp.cons.org>, 2001.
+
+ This program 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 program 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 program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifndef _GL_STDBOOL_H
+#define _GL_STDBOOL_H
+
+/* ISO C 99 <stdbool.h> for platforms that lack it. */
+
+/* Usage suggestions:
+
+ Programs that use <stdbool.h> should be aware of some limitations
+ and standards compliance issues.
+
+ Standards compliance:
+
+ - <stdbool.h> must be #included before 'bool', 'false', 'true'
+ can be used.
+
+ - You cannot assume that sizeof (bool) == 1.
+
+ - Programs should not undefine the macros bool, true, and false,
+ as C99 lists that as an "obsolescent feature".
+
+ Limitations of this substitute, when used in a C89 environment:
+
+ - <stdbool.h> must be #included before the '_Bool' type can be used.
+
+ - You cannot assume that _Bool is a typedef; it might be a macro.
+
+ - Bit-fields of type 'bool' are not supported. Portable code
+ should use 'unsigned int foo : 1;' rather than 'bool foo : 1;'.
+
+ - In C99, casts and automatic conversions to '_Bool' or 'bool' are
+ performed in such a way that every nonzero value gets converted
+ to 'true', and zero gets converted to 'false'. This doesn't work
+ with this substitute. With this substitute, only the values 0 and 1
+ give the expected result when converted to _Bool' or 'bool'.
+
+ Also, it is suggested that programs use 'bool' rather than '_Bool';
+ this isn't required, but 'bool' is more common. */
+
+
+/* 7.16. Boolean type and values */
+
+/* BeOS <sys/socket.h> already #defines false 0, true 1. We use the same
+ definitions below, but temporarily we have to #undef them. */
+#ifdef __BEOS__
+# include <OS.h> /* defines bool but not _Bool */
+# undef false
+# undef true
+#endif
+
+/* For the sake of symbolic names in gdb, we define true and false as
+ enum constants, not only as macros.
+ It is tempting to write
+ typedef enum { false = 0, true = 1 } _Bool;
+ so that gdb prints values of type 'bool' symbolically. But if we do
+ this, values of type '_Bool' may promote to 'int' or 'unsigned int'
+ (see ISO C 99 6.7.2.2.(4)); however, '_Bool' must promote to 'int'
+ (see ISO C 99 6.3.1.1.(2)). So we add a negative value to the
+ enum; this ensures that '_Bool' promotes to 'int'. */
+#if defined __cplusplus || defined __BEOS__
+ /* A compiler known to have 'bool'. */
+ /* If the compiler already has both 'bool' and '_Bool', we can assume they
+ are the same types. */
+# if !@HAVE__BOOL@
+typedef bool _Bool;
+# endif
+#else
+# if !defined __GNUC__
+ /* If @HAVE__BOOL@:
+ Some HP-UX cc and AIX IBM C compiler versions have compiler bugs when
+ the built-in _Bool type is used. See
+ http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html
+ http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html
+ http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html
+ Similar bugs are likely with other compilers as well; this file
+ wouldn't be used if <stdbool.h> was working.
+ So we override the _Bool type.
+ If !@HAVE__BOOL@:
+ Need to define _Bool ourselves. As 'signed char' or as an enum type?
+ Use of a typedef, with SunPRO C, leads to a stupid
+ "warning: _Bool is a keyword in ISO C99".
+ Use of an enum type, with IRIX cc, leads to a stupid
+ "warning(1185): enumerated type mixed with another type".
+ The only benefit of the enum type, debuggability, is not important
+ with these compilers. So use 'signed char' and no typedef. */
+# define _Bool signed char
+enum { false = 0, true = 1 };
+# else
+ /* With this compiler, trust the _Bool type if the compiler has it. */
+# if !@HAVE__BOOL@
+typedef enum { _Bool_must_promote_to_int = -1, false = 0, true = 1 } _Bool;
+# endif
+# endif
+#endif
+#define bool _Bool
+
+/* The other macros must be usable in preprocessor directives. */
+#define false 0
+#define true 1
+#define __bool_true_false_are_defined 1
+
+#endif /* _GL_STDBOOL_H */
+++ /dev/null
-/* Copyright (C) 2001, 2002, 2003, 2006, 2007 Free Software Foundation, Inc.
- Written by Bruno Haible <haible@clisp.cons.org>, 2001.
-
- This program 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 program 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 program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-
-#ifndef _GL_STDBOOL_H
-#define _GL_STDBOOL_H
-
-/* ISO C 99 <stdbool.h> for platforms that lack it. */
-
-/* Usage suggestions:
-
- Programs that use <stdbool.h> should be aware of some limitations
- and standards compliance issues.
-
- Standards compliance:
-
- - <stdbool.h> must be #included before 'bool', 'false', 'true'
- can be used.
-
- - You cannot assume that sizeof (bool) == 1.
-
- - Programs should not undefine the macros bool, true, and false,
- as C99 lists that as an "obsolescent feature".
-
- Limitations of this substitute, when used in a C89 environment:
-
- - <stdbool.h> must be #included before the '_Bool' type can be used.
-
- - You cannot assume that _Bool is a typedef; it might be a macro.
-
- - Bit-fields of type 'bool' are not supported. Portable code
- should use 'unsigned int foo : 1;' rather than 'bool foo : 1;'.
-
- - In C99, casts and automatic conversions to '_Bool' or 'bool' are
- performed in such a way that every nonzero value gets converted
- to 'true', and zero gets converted to 'false'. This doesn't work
- with this substitute. With this substitute, only the values 0 and 1
- give the expected result when converted to _Bool' or 'bool'.
-
- Also, it is suggested that programs use 'bool' rather than '_Bool';
- this isn't required, but 'bool' is more common. */
-
-
-/* 7.16. Boolean type and values */
-
-/* BeOS <sys/socket.h> already #defines false 0, true 1. We use the same
- definitions below, but temporarily we have to #undef them. */
-#ifdef __BEOS__
-# include <OS.h> /* defines bool but not _Bool */
-# undef false
-# undef true
-#endif
-
-/* For the sake of symbolic names in gdb, we define true and false as
- enum constants, not only as macros.
- It is tempting to write
- typedef enum { false = 0, true = 1 } _Bool;
- so that gdb prints values of type 'bool' symbolically. But if we do
- this, values of type '_Bool' may promote to 'int' or 'unsigned int'
- (see ISO C 99 6.7.2.2.(4)); however, '_Bool' must promote to 'int'
- (see ISO C 99 6.3.1.1.(2)). So we add a negative value to the
- enum; this ensures that '_Bool' promotes to 'int'. */
-#if defined __cplusplus || defined __BEOS__
- /* A compiler known to have 'bool'. */
- /* If the compiler already has both 'bool' and '_Bool', we can assume they
- are the same types. */
-# if !@HAVE__BOOL@
-typedef bool _Bool;
-# endif
-#else
-# if !defined __GNUC__
- /* If @HAVE__BOOL@:
- Some HP-UX cc and AIX IBM C compiler versions have compiler bugs when
- the built-in _Bool type is used. See
- http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html
- http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html
- http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html
- Similar bugs are likely with other compilers as well; this file
- wouldn't be used if <stdbool.h> was working.
- So we override the _Bool type.
- If !@HAVE__BOOL@:
- Need to define _Bool ourselves. As 'signed char' or as an enum type?
- Use of a typedef, with SunPRO C, leads to a stupid
- "warning: _Bool is a keyword in ISO C99".
- Use of an enum type, with IRIX cc, leads to a stupid
- "warning(1185): enumerated type mixed with another type".
- The only benefit of the enum type, debuggability, is not important
- with these compilers. So use 'signed char' and no typedef. */
-# define _Bool signed char
-enum { false = 0, true = 1 };
-# else
- /* With this compiler, trust the _Bool type if the compiler has it. */
-# if !@HAVE__BOOL@
-typedef enum { _Bool_must_promote_to_int = -1, false = 0, true = 1 } _Bool;
-# endif
-# endif
-#endif
-#define bool _Bool
-
-/* The other macros must be usable in preprocessor directives. */
-#define false 0
-#define true 1
-#define __bool_true_false_are_defined 1
-
-#endif /* _GL_STDBOOL_H */
(Nearly: casts to bool may not work.)
Files:
-lib/stdbool_.h
+lib/stdbool.in.h
m4/stdbool.m4
Depends-on:
# We need the following in order to create <stdbool.h> when the system
# doesn't have one that works.
-stdbool.h: stdbool_.h
+stdbool.h: stdbool.in.h
rm -f $@-t $@
{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
- sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool_.h; \
+ sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool.in.h; \
} > $@-t
mv $@-t $@
MOSTLYCLEANFILES += stdbool.h stdbool.h-t