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2b66a84406
* google-gflags: version 0.5 * Include all m4 macros in the distribution (csilvers) * Python: Fix broken data_files field in setup.py (sidlon) * Python: better string serliaizing and unparsing (abo, csimmons) * Fix checks for NaN and inf to work with Mac OS X (csilvers) git-svn-id: https://gflags.googlecode.com/svn/trunk@15 6586e3c6-dcc4-952a-343f-ff74eb82781d
15 lines
735 B
Text
15 lines
735 B
Text
# Checks whether the compiler implements namespaces
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AC_DEFUN([AC_CXX_NAMESPACES],
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[AC_CACHE_CHECK(whether the compiler implements namespaces,
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ac_cv_cxx_namespaces,
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[AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_COMPILE([namespace Outer {
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namespace Inner { int i = 0; }}],
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[using namespace Outer::Inner; return i;],
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ac_cv_cxx_namespaces=yes,
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ac_cv_cxx_namespaces=no)
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AC_LANG_RESTORE])
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if test "$ac_cv_cxx_namespaces" = yes; then
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AC_DEFINE(HAVE_NAMESPACES, 1, [define if the compiler implements namespaces])
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fi])
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