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c++: compute the header guards.

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This is a frequent request.  Recently pointed out by Wei Song,
<http://lists.gnu.org/archive/html/help-bison/2012-05/msg00002.html>.

* data/c.m4 (b4_tocpp, b4_cpp_guard, b4_cpp_guard_open)
(b4_cpp_guard_close): New.
* data/lalr1.cc, data/location.cc, data/stack.hh: Use them.
* TODO (Header Guards): Move to...
* NEWS: here.
Formatting changes.
This commit is contained in:
Akim Demaille
2012-05-21 14:21:51 +02:00
parent a19728cbb5
commit 22172d4731
7 changed files with 63 additions and 23 deletions
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6
data/stack.hh
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@@ -30,8 +30,7 @@ b4_copyright([Stack handling for Bison parsers in C++],
** Define the ]b4_namespace_ref[::stack class.
*/
#ifndef BISON_STACK_HH
# define BISON_STACK_HH
]b4_cpp_guard_open([b4_dir_prefix[]stack.hh])[
# include <deque>
@@ -119,8 +118,7 @@ b4_copyright([Stack handling for Bison parsers in C++],
};
]b4_namespace_close[
#endif // not BISON_STACK_HH[]dnl
]
]b4_cpp_guard_close([b4_dir_prefix[]stack.hh])
m4_divert_pop(0)
m4_popdef([b4_copyright_years])dnl
m4_changecom([#])