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-rw-r--r--Help/command/add_custom_command.rst8
-rw-r--r--Help/release/dev/add_custom_command-depends-path.rst8
-rw-r--r--Source/cmCustomCommandGenerator.cxx4
-rw-r--r--Tests/CustomCommand/CMakeLists.txt15
4 files changed, 32 insertions, 3 deletions
diff --git a/Help/command/add_custom_command.rst b/Help/command/add_custom_command.rst
index aba3742..576ed5b 100644
--- a/Help/command/add_custom_command.rst
+++ b/Help/command/add_custom_command.rst
@@ -112,9 +112,11 @@ The options are:
build time.
``DEPENDS``
- Specify files on which the command depends. If any dependency is
- an ``OUTPUT`` of another custom command in the same directory
- (``CMakeLists.txt`` file) CMake automatically brings the other
+ Specify files on which the command depends. Entries in the ``DEPENDS``
+ argument list which may also be target names are assumed to be target names,
+ so only entries which contain a path separator are detected as file paths.
+ If any dependency is an ``OUTPUT`` of another custom command in the same
+ directory (``CMakeLists.txt`` file) CMake automatically brings the other
custom command into the target in which this command is built.
A target-level dependency is added if any dependency is listed as
``BYPRODUCTS`` of a target or any of its build events in the same
diff --git a/Help/release/dev/add_custom_command-depends-path.rst b/Help/release/dev/add_custom_command-depends-path.rst
new file mode 100644
index 0000000..69a805b
--- /dev/null
+++ b/Help/release/dev/add_custom_command-depends-path.rst
@@ -0,0 +1,8 @@
+add_custom_command-depends-path
+-------------------------------
+
+* The :command:`add_custom_command` command learned to detect paths in
+ ``DEPENDS`` arguments and convert them to paths relative to the current
+ binary directory. This only applies to paths which contain a ``/`` or ``\\``
+ in them because names like ``filename.txt`` could also be target names and
+ cannot be coverted into absolute paths blindly.
diff --git a/Source/cmCustomCommandGenerator.cxx b/Source/cmCustomCommandGenerator.cxx
index bce27c2..c568253 100644
--- a/Source/cmCustomCommandGenerator.cxx
+++ b/Source/cmCustomCommandGenerator.cxx
@@ -8,6 +8,7 @@
#include <cmext/algorithm>
+#include "cmAlgorithms.h"
#include "cmCustomCommand.h"
#include "cmCustomCommandLines.h"
#include "cmGeneratorExpression.h"
@@ -29,6 +30,9 @@ void AppendPaths(const std::vector<std::string>& inputs,
cmExpandedList(cge->Evaluate(lg, config));
for (std::string& it : result) {
cmSystemTools::ConvertToUnixSlashes(it);
+ if (cmContains(it, '/') && !cmSystemTools::FileIsFullPath(it)) {
+ it = cmStrCat(lg->GetMakefile()->GetCurrentBinaryDirectory(), '/', it);
+ }
if (cmSystemTools::FileIsFullPath(it)) {
it = cmSystemTools::CollapseFullPath(it);
}
diff --git a/Tests/CustomCommand/CMakeLists.txt b/Tests/CustomCommand/CMakeLists.txt
index e4b50d0..70e8476 100644
--- a/Tests/CustomCommand/CMakeLists.txt
+++ b/Tests/CustomCommand/CMakeLists.txt
@@ -534,3 +534,18 @@ add_custom_command(
set_property(SOURCE "${gen_file}" PROPERTY SYMBOLIC ON)
add_custom_target(command_expand_lists ALL DEPENDS "${gen_file}")
set_property(TARGET command_expand_lists PROPERTY CMPARGS "${cmp_args}")
+
+set(depends_path "./depended_upon_path.txt")
+
+add_custom_command(
+ OUTPUT ${depends_path}
+ COMMAND ${CMAKE_COMMAND} -E touch ${depends_path}
+)
+
+add_custom_command(
+ OUTPUT "depends_on_path.txt"
+ COMMAND ${CMAKE_COMMAND} -E touch "depends_on_path.txt"
+ DEPENDS ${depends_path}
+)
+
+add_custom_target(depends_on_path ALL DEPENDS "depends_on_path.txt")