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0027196: CMake - avoid setting option -EHa for compilers other than MSVC

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Option -EHa is now added only if MSVC is defined.

Descriptions of option -fp:precise in CMake and method OSD::SetSignal() in header file are updated.
This commit is contained in:
abv
2016-02-22 11:03:27 +03:00
committed by bugmaster
parent 114b7bf18f
commit cb72870231
2 changed files with 16 additions and 7 deletions
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15
src/OSD/OSD.hxx
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@@ -53,10 +53,10 @@ public:
DEFINE_STANDARD_ALLOC
//! A tool to manage threads
//!
//! Sets signal and exception handlers.
//! <b>Windows-specific notes<\b>
//!
//! ### Windows-specific notes
//!
//! Compiled with MS VC++ sets 3 main handlers:
//! @li Signal handlers (via ::signal() functions) that translate system signals
//! (SIGSEGV, SIGFPE, SIGILL) into C++ exceptions (classes inheriting
@@ -75,12 +75,13 @@ public:
//!
//! If @a theFloatingSignal is TRUE then floating point exceptions will be
//! generated in accordance with the mask
//! <tt>_EM_INVALID | _EM_DENORMAL | _EM_ZERODIVIDE | _EM_OVERFLOW<\tt> that is
//! <tt>_EM_INVALID | _EM_DENORMAL | _EM_ZERODIVIDE | _EM_OVERFLOW</tt> that is
//! used to call ::_controlfp() system function. If @a theFloatingSignal is FALSE
//! corresponding operations (e.g. division by zero) will gracefully complete
//! without an exception.
//!
//! <b>Unix-specific notes<\b>
//! ### Unix-specific notes
//!
//! OSD::SetSignal() sets handlers (via ::sigaction()) for multiple signals
//! (SIGFPE, SIGSEGV, etc). Currently the number of handled signals is much
//! greater than for Windows, in the future this may change to provide better
@@ -92,7 +93,8 @@ public:
//! When compiled with OBJS macro defined, already set signal handlers (e.g.
//! by Data Base Managers) are not redefined.
//!
//! <b>Common notes<\b>
//! ### Common notes
//!
//! If OSD::SetSignal() method is used in at least one thread, it must also be
//! called in any other thread where Open CASCADE will be used, to ensure
//! consistency of behavior. Its @a aFloatingSignal argument must be consistent
@@ -102,6 +104,7 @@ public:
//! ::throw() will be called) is regulated by the NO_CXX_EXCEPTIONS and
//! OCC_CONVERT_SIGNALS macros used during compilation of Open CASCADE and
//! user's code. Refer to Foundation Classes User's Guide for further details.
//!
Standard_EXPORT static void SetSignal (const Standard_Boolean theFloatingSignal = Standard_True);
//! Commands the process to sleep for a number of seconds.