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-rw-r--r--Help/command/add_custom_command.rst5
-rw-r--r--Source/cmGlobalNinjaGenerator.cxx17
2 files changed, 21 insertions, 1 deletions
diff --git a/Help/command/add_custom_command.rst b/Help/command/add_custom_command.rst
index 5fe4326..2bb1390 100644
--- a/Help/command/add_custom_command.rst
+++ b/Help/command/add_custom_command.rst
@@ -373,6 +373,11 @@ The options are:
:manual:`generator expressions <cmake-generator-expressions(7)>` was also
added.
+ .. versionadded:: 3.29
+ The :ref:`Ninja Generators` will now incorporate the dependencies into its
+ "deps log" database if the file is not listed in ``OUTPUTS`` or
+ ``BYPRODUCTS``.
+
Using ``DEPFILE`` with generators other than those listed above is an error.
If the ``DEPFILE`` argument is relative, it should be relative to
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index 4cf9dff..02f900c 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -378,6 +378,15 @@ void cmGlobalNinjaGenerator::WriteCustomCommandBuild(
}
{
+ std::string ninjaDepfilePath;
+ bool depfileIsOutput = false;
+ if (!depfile.empty()) {
+ ninjaDepfilePath = this->ConvertToNinjaPath(depfile);
+ depfileIsOutput =
+ std::find(outputs.ExplicitOuts.begin(), outputs.ExplicitOuts.end(),
+ ninjaDepfilePath) != outputs.ExplicitOuts.end();
+ }
+
cmNinjaBuild build("CUSTOM_COMMAND");
build.Comment = comment;
build.Outputs = std::move(outputs.ExplicitOuts);
@@ -405,7 +414,13 @@ void cmGlobalNinjaGenerator::WriteCustomCommandBuild(
vars["pool"] = job_pool;
}
if (!depfile.empty()) {
- vars["depfile"] = depfile;
+ vars["depfile"] = ninjaDepfilePath;
+ // Add the depfile to the `.ninja_deps` database. Since this (generally)
+ // removes the file, it cannot be declared as an output or byproduct of
+ // the command.
+ if (!depfileIsOutput) {
+ vars["deps"] = "gcc";
+ }
}
if (config.empty()) {
this->WriteBuild(*this->GetCommonFileStream(), build);