1berry/qtbase
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Support float_type arrays when using lttng

Browse Source 
lttng ctf_array does not support float types which
causes compilation error when a float type is passed
to the function. A solution is to pass the array
elements one by one to TP_FIELDS.

Fixes: QTBUG-112761
Pick-to: 6.5
Change-Id: I30e7049d9eda1141298145897df372213145c1b4
Reviewed-by: Antti Määttä <antti.maatta@qt.io>
Reviewed-by: Janne Koskinen <janne.p.koskinen@qt.io>
This commit is contained in:
Hatem ElKharashy 2023-04-11 12:24:26 +03:00
parent 21e4116874
commit c10c66e552
1 changed files with 13 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/tools/tracegen/lttng.cpp
View File

@ -20,8 +20,19 @@ static void writeCtfMacro(QTextStream &stream, const Provider &provider, const T
const int arrayLen = field.arrayLen;
if (arrayLen > 0) {
stream << "ctf_array(" <<paramType << ", "
<< name << ", " << name << ", " << arrayLen << ")";
if (paramType == QStringLiteral("double") || paramType == QStringLiteral("float")) {
const char *newline = nullptr;
for (int i = 0; i < arrayLen; i++) {
stream << newline;
stream << "ctf_float(" <<paramType << ", " << name << "_" << QString::number(i) << ", "
<< name << "[" << QString::number(i) << "]" << ")";
newline = "\n ";
}
} else {
stream << "ctf_array(" <<paramType << ", "
<< name << ", " << name << ", " << arrayLen << ")";
}
return;
}