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comparison include/symcat.h @ 63:b7f97abdc517 gcc-4.6-20100522

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update gcc from gcc-4.5.0 to gcc-4.6
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Mon, 24 May 2010 12:47:05 +0900
parents a06113de4d67
children 04ced10e8804
comparison
equal deleted inserted replaced
56:3c8a44c06a95 63:b7f97abdc517
1 /* Symbol concatenation utilities. 1 /* Symbol concatenation utilities.
2 2
3 Copyright (C) 1998, 2000 Free Software Foundation, Inc. 3 Copyright (C) 1998, 2000, 2010 Free Software Foundation, Inc.
4 4
5 This program is free software; you can redistribute it and/or modify 5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by 6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or 7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version. 8 (at your option) any later version.
21 21
22 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) 22 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
23 #define CONCAT2(a,b) a##b 23 #define CONCAT2(a,b) a##b
24 #define CONCAT3(a,b,c) a##b##c 24 #define CONCAT3(a,b,c) a##b##c
25 #define CONCAT4(a,b,c,d) a##b##c##d 25 #define CONCAT4(a,b,c,d) a##b##c##d
26 #define CONCAT5(a,b,c,d,e) a##b##c##d##e
27 #define CONCAT6(a,b,c,d,e,f) a##b##c##d##e##f
26 #define STRINGX(s) #s 28 #define STRINGX(s) #s
27 #else 29 #else
28 /* Note one should never pass extra whitespace to the CONCATn macros, 30 /* Note one should never pass extra whitespace to the CONCATn macros,
29 e.g. CONCAT2(foo, bar) because traditonal C will keep the space between 31 e.g. CONCAT2(foo, bar) because traditonal C will keep the space between
30 the two labels instead of concatenating them. Instead, make sure to 32 the two labels instead of concatenating them. Instead, make sure to
31 write CONCAT2(foo,bar). */ 33 write CONCAT2(foo,bar). */
32 #define CONCAT2(a,b) a/**/b 34 #define CONCAT2(a,b) a/**/b
33 #define CONCAT3(a,b,c) a/**/b/**/c 35 #define CONCAT3(a,b,c) a/**/b/**/c
34 #define CONCAT4(a,b,c,d) a/**/b/**/c/**/d 36 #define CONCAT4(a,b,c,d) a/**/b/**/c/**/d
37 #define CONCAT5(a,b,c,d,e) a/**/b/**/c/**/d/**/e
38 #define CONCAT6(a,b,c,d,e,f) a/**/b/**/c/**/d/**/e/**/f
35 #define STRINGX(s) "s" 39 #define STRINGX(s) "s"
36 #endif 40 #endif
37 41
38 #define XCONCAT2(a,b) CONCAT2(a,b) 42 #define XCONCAT2(a,b) CONCAT2(a,b)
39 #define XCONCAT3(a,b,c) CONCAT3(a,b,c) 43 #define XCONCAT3(a,b,c) CONCAT3(a,b,c)
40 #define XCONCAT4(a,b,c,d) CONCAT4(a,b,c,d) 44 #define XCONCAT4(a,b,c,d) CONCAT4(a,b,c,d)
45 #define XCONCAT5(a,b,c,d,e) CONCAT5(a,b,c,d,e)
46 #define XCONCAT6(a,b,c,d,e,f) CONCAT6(a,b,c,d,e,f)
41 47
42 /* Note the layer of indirection here is typically used to allow 48 /* Note the layer of indirection here is typically used to allow
43 stringification of the expansion of macros. I.e. "#define foo 49 stringification of the expansion of macros. I.e. "#define foo
44 bar", "XSTRING(foo)", to yield "bar". Be aware that this only 50 bar", "XSTRING(foo)", to yield "bar". Be aware that this only
45 works for __STDC__, not for traditional C which will still resolve 51 works for __STDC__, not for traditional C which will still resolve