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[errors] Refine the macro logic surrounding `FT_Error_String'.

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* include/freetype/fterrors.h (FT_INCLUDE_ERR_PROTOS,
FT_ERR_PROTOS_DEFINED): Undefine `FT_INCLUDE_ERR_PROTOS' after
checking it and introduce a new macro that takes proper care of
multiple-inclusion protection.
This commit is contained in:
Armin Hasitzka 2018-08-31 20:26:46 +01:00
parent c6df41e319
commit 4b49a8079f
2 changed files with 20 additions and 0 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2018-08-31 Armin Hasitzka <prince.cherusker@gmail.com>
[errors] Refine the macro logic surrounding `FT_Error_String'.
* include/freetype/fterrors.h (FT_INCLUDE_ERR_PROTOS,
FT_ERR_PROTOS_DEFINED): Undefine `FT_INCLUDE_ERR_PROTOS' after
checking it and introduce a new macro that takes proper care of
multiple-inclusion protection.
2018-08-31 Werner Lemberg <wl@gnu.org>
* src/base/ftdebug.c (FT_Throw): Restore missing `FT_UNUSED' calls.

11
include/freetype/fterrors.h
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@ -230,7 +230,16 @@
#undef FT_ERR_PREFIX
#endif
/* FT_INCLUDE_ERR_PROTOS: Control if function prototypes should be */
/* included with `#include FT_ERRORS_H'. This is */
/* only true where `FT_ERRORDEF' is undefined. */
/* FT_ERR_PROTOS_DEFINED: Actual multiple-inclusion protection of */
/* `fterrors.h'. */
#ifdef FT_INCLUDE_ERR_PROTOS
#undef FT_INCLUDE_ERR_PROTOS
#ifndef FT_ERR_PROTOS_DEFINED
#define FT_ERR_PROTOS_DEFINED
/**************************************************************************
@ -264,6 +273,8 @@
FT_Error_String( FT_Error error_code );
#endif /* FT_ERR_PROTOS_DEFINED */
#endif /* FT_INCLUDE_ERR_PROTOS */
#endif /* !(FTERRORS_H_ && __FTERRORS_H__) */