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Move warning suppression macros to H5warnings.h (#4972)
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,77 @@ | ||
| /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * | ||
| * Copyright by The HDF Group. * | ||
| * All rights reserved. * | ||
| * * | ||
| * This file is part of HDF5. The full HDF5 copyright notice, including * | ||
| * terms governing use, modification, and redistribution, is contained in * | ||
| * the COPYING file, which can be found at the root of the source code * | ||
| * distribution tree, or in https://www.hdfgroup.org/licenses. * | ||
| * If you do not have access to either file, you may request a copy from * | ||
| * [email protected]. * | ||
| * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ | ||
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| /* | ||
| * Macros for suppressing warnings | ||
| */ | ||
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| #ifndef H5warnings_H | ||
| #define H5warnings_H | ||
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| /* Macros for enabling/disabling particular GCC / clang warnings | ||
| * | ||
| * These are duplicated in H5FDmulti.c (we don't want to put them in the | ||
| * public header and the multi VFD can't use private headers). If you make | ||
| * changes here, be sure to update those as well. | ||
| * | ||
| * (see the following web-sites for more info: | ||
| * http://www.dbp-consulting.com/tutorials/SuppressingGCCWarnings.html | ||
| * http://gcc.gnu.org/onlinedocs/gcc/Diagnostic-Pragmas.html#Diagnostic-Pragmas | ||
| */ | ||
| #define H5_DIAG_JOINSTR(x, y) x y | ||
| #define H5_DIAG_DO_PRAGMA(x) _Pragma(#x) | ||
| #define H5_DIAG_PRAGMA(x) H5_DIAG_DO_PRAGMA(GCC diagnostic x) | ||
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| /* Allow suppression of compiler diagnostics unless H5_SHOW_ALL_WARNINGS is | ||
| * defined (enabled with '--enable-show-all-warnings' configure option). | ||
| */ | ||
| #ifndef H5_SHOW_ALL_WARNINGS | ||
| #define H5_DIAG_OFF(x) H5_DIAG_PRAGMA(push) H5_DIAG_PRAGMA(ignored H5_DIAG_JOINSTR("-W", x)) | ||
| #define H5_DIAG_ON(x) H5_DIAG_PRAGMA(pop) | ||
| #else | ||
| #define H5_DIAG_OFF(x) | ||
| #define H5_DIAG_ON(x) | ||
| #endif | ||
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| /* Macros for enabling/disabling particular GCC-only warnings. | ||
| * These pragmas are only implemented usefully in gcc 4.6+ | ||
| */ | ||
| #if (((__GNUC__ * 100) + __GNUC_MINOR__) >= 406) | ||
| #define H5_GCC_DIAG_OFF(x) H5_DIAG_OFF(x) | ||
| #define H5_GCC_DIAG_ON(x) H5_DIAG_ON(x) | ||
| #else | ||
| #define H5_GCC_DIAG_OFF(x) | ||
| #define H5_GCC_DIAG_ON(x) | ||
| #endif | ||
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| /* Macros for enabling/disabling particular clang-only warnings. | ||
| */ | ||
| #if defined(__clang__) | ||
| #define H5_CLANG_DIAG_OFF(x) H5_DIAG_OFF(x) | ||
| #define H5_CLANG_DIAG_ON(x) H5_DIAG_ON(x) | ||
| #else | ||
| #define H5_CLANG_DIAG_OFF(x) | ||
| #define H5_CLANG_DIAG_ON(x) | ||
| #endif | ||
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| /* Macros for enabling/disabling particular GCC / clang warnings. | ||
| * These macros should be used for warnings supported by both gcc and clang. | ||
| */ | ||
| #if (((__GNUC__ * 100) + __GNUC_MINOR__) >= 406) || defined(__clang__) | ||
| #define H5_GCC_CLANG_DIAG_OFF(x) H5_DIAG_OFF(x) | ||
| #define H5_GCC_CLANG_DIAG_ON(x) H5_DIAG_ON(x) | ||
| #else | ||
| #define H5_GCC_CLANG_DIAG_OFF(x) | ||
| #define H5_GCC_CLANG_DIAG_ON(x) | ||
| #endif | ||
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| #endif /* H5warnings_H */ |