我的源代码和构建树如下所示(请参阅Makefile 将不同目录中的源文件中的目标文件放入单个单独的目录中? https://stackoverflow.com/questions/4102469/makefile-to-put-object-files-from-source-files-different-directories-into-a-singl)在 make 之后(构建并运行 FooAndBarTests):
src
- Foo.cpp
- Bar.cpp
inc
- Foo.h
- Bar.h
test
- FooTest.cpp
- BarTest.cpp
- Main.cpp
- Makefile
- obj
- Foo.gcda
- Foo.gcno
- Bar.gcda
- Bar.gcno
- FooAndBarTests
UnitTest++
- libUnitTest++.a
- src
- ...
然后我可以通过运行在测试目录中生成 .gcov 文件gcov -o obj/ ../src/Foo.cpp
and gcov -o obj/ ../src/Bar.cpp
.
但如果我跑lcov -d obj/ -c -o FooAndBarTests.lcov
I get:
Capturing coverage data from obj/
Found gcov version: 4.2.1
Scanning obj/ for .gcda files ...
Found 4 data files in obj/
Processing Foo.gcda
../src/Foo.cpp:cannot open source file
Processing FooTest.gcda
FooTest.cpp:cannot open source file
../inc/Foo.h:cannot open source file
../UnitTest++/src/Checks.h:cannot open source file
...
然后当我跑步时genhtml FooAndBarTests.lcov
I get:
Reading data file FooAndBarTests.lcov
Found 45 entries.
Found common filename prefix "/Users/dspitzer/FooAndBar/test"
Writing .css and .png files.
Generating output.
Processing file UnitTest++/src/Checks.h
genhtml: ERROR: cannot open /Users/dspitzer/FooAndBar/test/UnitTest++/src/Checks.h for reading!
如何告诉 lcov 和 genhtml .cpp 和 .h 文件在哪里?