core: add CMake option "ENABLE_CODE_COVERAGE" to compile with code coverage options

This option is OFF by default and should be enabled only for tests, to measure
test coverage.

1 files changed, 40 insertions, 32 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f1a62fb9b..00016bc6a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -82,38 +82,46 @@ else()
   set(INCLUDEDIR ${CMAKE_INSTALL_PREFIX}/include/${PROJECT_NAME})
 endif()
 
-option(ENABLE_NCURSES    "Compile the Ncurses interface"             ON)
-option(ENABLE_HEADLESS   "Compile the headless binary (required for tests)" ON)
-option(ENABLE_NLS        "Enable Native Language Support"            ON)
-option(ENABLE_GNUTLS     "Enable SSLv3/TLS support"                  ON)
-option(ENABLE_LARGEFILE  "Enable Large File Support"                 ON)
-option(ENABLE_ALIAS      "Enable Alias plugin"                       ON)
-option(ENABLE_BUFLIST    "Enable Buflist plugin"                     ON)
-option(ENABLE_CHARSET    "Enable Charset plugin"                     ON)
-option(ENABLE_EXEC       "Enable Exec plugin"                        ON)
-option(ENABLE_FIFO       "Enable FIFO plugin"                        ON)
-option(ENABLE_FSET       "Enable Fast Set plugin"                    ON)
-option(ENABLE_IRC        "Enable IRC plugin"                         ON)
-option(ENABLE_LOGGER     "Enable Logger plugin"                      ON)
-option(ENABLE_RELAY      "Enable Relay plugin"                       ON)
-option(ENABLE_SCRIPT     "Enable Script plugin (script manager)"     ON)
-option(ENABLE_SCRIPTS    "Enable script plugins (perl, python, ...)" ON)
-option(ENABLE_PERL       "Enable Perl scripting language"            ON)
-option(ENABLE_PYTHON     "Enable Python scripting language"          ON)
-option(ENABLE_PYTHON3    "Use Python 3.x if found (NOT recommended because many \"official\" scripts won't work)" OFF)
-option(ENABLE_RUBY       "Enable Ruby scripting language"            ON)
-option(ENABLE_LUA        "Enable Lua scripting language"             ON)
-option(ENABLE_TCL        "Enable Tcl scripting language"             ON)
-option(ENABLE_GUILE      "Enable Scheme (guile) scripting language"  ON)
-option(ENABLE_JAVASCRIPT "Enable JavaScript scripting language"      ON)
-option(ENABLE_PHP        "Enable PHP scripting language"             ON)
-option(ENABLE_SPELL      "Enable Spell checker plugin"               ON)
-option(ENABLE_ENCHANT    "Enable Enchant lib for Spell checker plugin" OFF)
-option(ENABLE_TRIGGER    "Enable Trigger plugin"                     ON)
-option(ENABLE_XFER       "Enable Xfer plugin"                        ON)
-option(ENABLE_MAN        "Enable build of man page"                  OFF)
-option(ENABLE_DOC        "Enable build of documentation"             OFF)
-option(ENABLE_TESTS      "Enable tests"                              OFF)
+option(ENABLE_NCURSES       "Compile the Ncurses interface"               ON)
+option(ENABLE_HEADLESS      "Compile the headless binary (required for tests)" ON)
+option(ENABLE_NLS           "Enable Native Language Support"              ON)
+option(ENABLE_GNUTLS        "Enable SSLv3/TLS support"                    ON)
+option(ENABLE_LARGEFILE     "Enable Large File Support"                   ON)
+option(ENABLE_ALIAS         "Enable Alias plugin"                         ON)
+option(ENABLE_BUFLIST       "Enable Buflist plugin"                       ON)
+option(ENABLE_CHARSET       "Enable Charset plugin"                       ON)
+option(ENABLE_EXEC          "Enable Exec plugin"                          ON)
+option(ENABLE_FIFO          "Enable FIFO plugin"                          ON)
+option(ENABLE_FSET          "Enable Fast Set plugin"                      ON)
+option(ENABLE_IRC           "Enable IRC plugin"                           ON)
+option(ENABLE_LOGGER        "Enable Logger plugin"                        ON)
+option(ENABLE_RELAY         "Enable Relay plugin"                         ON)
+option(ENABLE_SCRIPT        "Enable Script plugin (script manager)"       ON)
+option(ENABLE_SCRIPTS       "Enable script plugins (perl, python, ...)"   ON)
+option(ENABLE_PERL          "Enable Perl scripting language"              ON)
+option(ENABLE_PYTHON        "Enable Python scripting language"            ON)
+option(ENABLE_PYTHON3       "Use Python 3.x if found (NOT recommended because many \"official\" scripts won't work)" OFF)
+option(ENABLE_RUBY          "Enable Ruby scripting language"              ON)
+option(ENABLE_LUA           "Enable Lua scripting language"               ON)
+option(ENABLE_TCL           "Enable Tcl scripting language"               ON)
+option(ENABLE_GUILE         "Enable Scheme (guile) scripting language"    ON)
+option(ENABLE_JAVASCRIPT    "Enable JavaScript scripting language"        ON)
+option(ENABLE_PHP           "Enable PHP scripting language"               ON)
+option(ENABLE_SPELL         "Enable Spell checker plugin"                 ON)
+option(ENABLE_ENCHANT       "Enable Enchant lib for Spell checker plugin" OFF)
+option(ENABLE_TRIGGER       "Enable Trigger plugin"                       ON)
+option(ENABLE_XFER          "Enable Xfer plugin"                          ON)
+option(ENABLE_MAN           "Enable build of man page"                    OFF)
+option(ENABLE_DOC           "Enable build of documentation"               OFF)
+option(ENABLE_TESTS         "Enable tests"                                OFF)
+option(ENABLE_CODE_COVERAGE "Enable code coverage"                        OFF)
+
+# code coverage
+add_library(coverage_config INTERFACE)
+if(ENABLE_CODE_COVERAGE)
+  target_compile_options(coverage_config INTERFACE -O0 -g --coverage)
+  target_link_libraries(coverage_config INTERFACE --coverage)
+endif()
 
 # headless mode is required for tests
 if(ENABLE_TESTS AND NOT ENABLE_HEADLESS)