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ENH: Fixed stl string streaming operators for Watcom.

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This commit is contained in:
Brad King 2007-04-19 11:21:35 -04:00
parent affd99a9a9
commit 28f6b148f6
2 changed files with 15 additions and 4 deletions
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6
Source/kwsys/CMakeLists.txt
View File

@ -395,17 +395,17 @@ ELSE(KWSYS_STL_HAS_ALLOCATOR_TEMPLATE)
ENDIF(KWSYS_STL_HAS_ALLOCATOR_TEMPLATE)
KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_HAS_ALLOCATOR_OBJECTS
"Checking whether stl containers support allocator objects." DIRECT)
IF(KWSYS_IOS_USE_ANSI)
IF(KWSYS_IOS_USE_ANSI AND NOT WATCOM)
# ANSI streams always have string operators.
SET(KWSYS_STL_STRING_HAVE_OSTREAM 1)
SET(KWSYS_STL_STRING_HAVE_ISTREAM 1)
ELSE(KWSYS_IOS_USE_ANSI)
ELSE(KWSYS_IOS_USE_ANSI AND NOT WATCOM)
# There may not be string operators for old streams.
KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_STRING_HAVE_OSTREAM
"Checking whether stl string has ostream operator<<" DIRECT)
KWSYS_PLATFORM_CXX_TEST(KWSYS_STL_STRING_HAVE_ISTREAM
"Checking whether stl string has istream operator>>" DIRECT)
ENDIF(KWSYS_IOS_USE_ANSI)
ENDIF(KWSYS_IOS_USE_ANSI AND NOT WATCOM)
SET(KWSYS_PLATFORM_CXX_TEST_DEFINES)
KWSYS_PLATFORM_CXX_TEST(KWSYS_CXX_HAS_NULL_TEMPLATE_ARGS

13
Source/kwsys/kwsys_stl_string.hxx.in
View File

@ -29,6 +29,13 @@
# define @KWSYS_NAMESPACE@_STL_STRING_ISTREAM_DEFINED
# include <ctype.h> // isspace
# include <@KWSYS_NAMESPACE@/ios/iostream>
# if defined(__WATCOMC__)
namespace @KWSYS_NAMESPACE@
{
struct ios_istream_hack: public kwsys_ios::istream
{ void eatwhite() { this->@KWSYS_NAMESPACE@_ios::istream::eatwhite(); } };
}
# endif
inline @KWSYS_NAMESPACE@_ios::istream&
operator>>(@KWSYS_NAMESPACE@_ios::istream& is,
@KWSYS_NAMESPACE@_stl::string& s)
@ -43,8 +50,12 @@ operator>>(@KWSYS_NAMESPACE@_ios::istream& is,
s.erase();
// Skip leading whitespace.
#if defined(__WATCOMC__)
static_cast<@KWSYS_NAMESPACE@::ios_istream_hack&>(is).eatwhite();
#else
is.eatwhite();
istream& okay = is;
#endif
@KWSYS_NAMESPACE@_ios::istream& okay = is;
if(okay)
{