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cpp-utilities
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Improve condition for use of `pubsetbuf` 

Using this function like this seems only be possible with `libstdc++`. The
standard lib of MSVC and Clang both don't support this (so it is not just
MSVC and thus not Windows-specific).
This commit is contained in:
Martchus 2023-02-28 20:58:02 +01:00
parent 78d57902a7
commit 30819d9e85
1 changed files with 6 additions and 2 deletions
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8
tests/iotests.cpp
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@ -185,7 +185,7 @@ void IoTests::testBinaryWriter()
stringstream outputStream(ios_base::in | ios_base::out | ios_base::binary);
outputStream.exceptions(ios_base::failbit | ios_base::badbit);
char testData[397];
#if !defined(PLATFORM_WINDOWS) || defined(PLATFORM_MINGW) || defined(PLATFORM_CYGWIN)
#if defined(__GLIBCXX__) && !defined(_LIBCPP_VERSION)
#define USE_RDBUF_DIRECTLY
outputStream.rdbuf()->pubsetbuf(testData, sizeof(testData));
#endif
@ -248,7 +248,11 @@ void IoTests::testBinaryWriter()
"123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901"
"234567890123456789012345678901234567890123456789012345678901234567890123456789");
writer.writeTerminatedString("def");
outputStream.flush();
#ifndef USE_RDBUF_DIRECTLY
outputStream.seekg(0);
outputStream.read(testData, 58);
#endif
// test written values
for (char c : testData) {