CMake: Document that the globs are expanded during CMake

This will avoid people from thinking that they have to do nothing
when they change the set of files.

Gbp-Dch: ignore

5 files changed, 15 insertions, 4 deletions

diff --git a/apt-inst/CMakeLists.txt b/apt-inst/CMakeLists.txt
index f7578231a..31da115e4 100644
--- a/apt-inst/CMakeLists.txt
+++ b/apt-inst/CMakeLists.txt
@@ -6,7 +6,9 @@ set(MAJOR 2.0)
 set(MINOR 0)
 set(APT_INST_MAJOR ${MAJOR} PARENT_SCOPE)
 
-# Definition of the C++ files used to build the library
+# Definition of the C++ files used to build the library - note that this
+# is expanded at CMake time, so you have to rerun cmake if you add or remove
+# a file (you can just run cmake . in the build directory)
 file(GLOB_RECURSE library "*.cc")
 file(GLOB_RECURSE headers "*.h")
 
diff --git a/apt-pkg/CMakeLists.txt b/apt-pkg/CMakeLists.txt
index c43e90028..e3e078b81 100644
--- a/apt-pkg/CMakeLists.txt
+++ b/apt-pkg/CMakeLists.txt
@@ -29,7 +29,9 @@ execute_process(COMMAND grep "^#define APT_PKG_RELEASE"
 message(STATUS "Building libapt-pkg ${MAJOR} (release ${MINOR})")
 set(APT_PKG_MAJOR ${MAJOR} PARENT_SCOPE) # exporting for methods/CMakeLists.txt
 
-# Definition of the C++ files used to build the library
+# Definition of the C++ files used to build the library - note that this
+# is expanded at CMake time, so you have to rerun cmake if you add or remove
+# a file (you can just run cmake . in the build directory)
 file(GLOB_RECURSE library "*.cc"  "${CMAKE_CURRENT_BINARY_DIR}/tagfile-keys.cc")
 file(GLOB_RECURSE headers "*.h")
 
diff --git a/apt-private/CMakeLists.txt b/apt-private/CMakeLists.txt
index 6de9e0281..5dda36c92 100644
--- a/apt-private/CMakeLists.txt
+++ b/apt-private/CMakeLists.txt
@@ -2,7 +2,9 @@
 set(MAJOR 0.0)
 set(MINOR 0)
 
-# Definition of the C++ files used to build the library
+# Definition of the C++ files used to build the library - note that this
+# is expanded at CMake time, so you have to rerun cmake if you add or remove
+# a file (you can just run cmake . in the build directory)
 file(GLOB_RECURSE library "*.cc")
 file(GLOB_RECURSE headers "*.h")
 
diff --git a/ftparchive/CMakeLists.txt b/ftparchive/CMakeLists.txt
index 799fd7335..bbd2848c1 100644
--- a/ftparchive/CMakeLists.txt
+++ b/ftparchive/CMakeLists.txt
@@ -1,5 +1,7 @@
 include_directories(${BERKELEY_DB_INCLUDE_DIRS})
-# Create the executable tasks
+# Definition of the C++ files used to build the program - note that this
+# is expanded at CMake time, so you have to rerun cmake if you add or remove
+# a file (you can just run cmake . in the build directory)
 file(GLOB_RECURSE source "*.cc")
 add_executable(apt-ftparchive ${source})
 
diff --git a/test/libapt/CMakeLists.txt b/test/libapt/CMakeLists.txt
index f7cd5b2f6..86c0b28b5 100644
--- a/test/libapt/CMakeLists.txt
+++ b/test/libapt/CMakeLists.txt
@@ -22,6 +22,9 @@ if(NOT GTEST_FOUND AND EXISTS ${GTEST_ROOT})
 endif()
 
 if(GTEST_FOUND)
+   # Definition of the C++ files used to build the test binary - note that this
+   # is expanded at CMake time, so you have to rerun cmake if you add or remove
+   # a file (you can just run cmake . in the build directory)
    file(GLOB files gtest_runner.cc *-helpers.cc *_test.cc)
    add_executable(libapt_test ${files})
    target_include_directories(libapt_test PRIVATE ${GTEST_INCLUDE_DIRS})