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Add #ifndef guards to types in cef_build.h (issue #1336). 

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1808 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt 2014-08-14 13:23:47 +00:00
parent 2d12b430d3
commit c06d0cd2d8
1 changed files with 6 additions and 0 deletions
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6
include/base/cef_build.h
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@ -136,6 +136,7 @@
// method in the parent class.
// Use like:
// virtual void foo() OVERRIDE;
#ifndef OVERRIDE
#if defined(__clang__) || defined(COMPILER_MSVC)
#define OVERRIDE override
#elif defined(COMPILER_GCC) && __cplusplus >= 201103 && \
@ -145,27 +146,32 @@
#else
#define OVERRIDE
#endif
#endif // OVERRIDE
// Annotate a function indicating the caller must examine the return value.
// Use like:
// int foo() WARN_UNUSED_RESULT;
// To explicitly ignore a result, see |ignore_result()| in <base/basictypes.h>.
#ifndef WARN_UNUSED_RESULT
#if defined(COMPILER_GCC)
#define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#else
#define WARN_UNUSED_RESULT
#endif
#endif // WARN_UNUSED_RESULT
// Annotate a variable indicating it's ok if the variable is not used.
// (Typically used to silence a compiler warning when the assignment
// is important for some other reason.)
// Use like:
// int x ALLOW_UNUSED = ...;
#ifndef ALLOW_UNUSED
#if defined(COMPILER_GCC)
#define ALLOW_UNUSED __attribute__((unused))
#else
#define ALLOW_UNUSED
#endif
#endif // ALLOW_UNUSED
#endif // !BUILDING_CEF_SHARED