Mercurial > mxe-octave
changeset 3127:e0257da7fcdc
[MSVC] only use special math.h with clgcc and similar.
- cc-msvc.cc: define __CLGCC__ macro
- math/math.h.in: defaults to stock math.h if __CLGCC__ is not defined
- math/Makefile: add -D__CLGCC__ for files compiled with MSVC
author | Michael Goffioul <michael.goffioul@gmail.com> |
---|---|
date | Thu, 11 Jul 2013 23:47:31 -0400 |
parents | 7421017ece8e |
children | 9e26e3930422 |
files | src/build-msvctools/cc-msvc.cc src/build-msvctools/math/Makefile src/build-msvctools/math/math.h.in |
diffstat | 3 files changed, 11 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/build-msvctools/cc-msvc.cc Tue Jul 09 15:28:11 2013 -0400 +++ b/src/build-msvctools/cc-msvc.cc Thu Jul 11 23:47:31 2013 -0400 @@ -356,7 +356,7 @@ prog = "cl"; // Default target is WinXP SP3 - clopt = "-nologo -MD -DWIN32 -D_WIN32 -D__WIN32__ -DNTDDI_VERSION=0x05010300 -D_WIN32_WINNT=0x0501"; + clopt = "-nologo -MD -DWIN32 -D__CLGCC__ -D_WIN32 -D__WIN32__ -DNTDDI_VERSION=0x05010300 -D_WIN32_WINNT=0x0501"; linkopt = "-nologo"; cllinkopt = ""; sourcefile = "";
--- a/src/build-msvctools/math/Makefile Tue Jul 09 15:28:11 2013 -0400 +++ b/src/build-msvctools/math/Makefile Thu Jul 11 23:47:31 2013 -0400 @@ -38,7 +38,7 @@ %.obj: %.c @echo "MSC $<" - @cl -nologo -MD -O2 -Fo$@ -c $< + @cl -nologo -MD -O2 -D__CLGCC__ -Fo$@ -c $< %.o : %.S @echo "AS $<"
--- a/src/build-msvctools/math/math.h.in Tue Jul 09 15:28:11 2013 -0400 +++ b/src/build-msvctools/math/math.h.in Thu Jul 11 23:47:31 2013 -0400 @@ -9,6 +9,13 @@ # error "this header can only be used with Visual C++ compiler" #endif +#ifndef __CLGCC__ +/* Only use this header with clgcc/clg++, otherwise fall back + * to the default VC++ header. + */ +#include <@MSVCMATH@> +#else + /* Make sure math constants are defined */ #ifndef _USE_MATH_DEFINES # define _USE_MATH_DEFINES @@ -320,4 +327,6 @@ } #endif +#endif /* __CLGCC__ */ + #endif