feedbackd: Add --version option

Signed-off-by: Guido Günther <agx@sigxcpu.org>

doc/feedbackd.rst

@@ -44,6 +44,9 @@ Options
 ``-r``, ``--replace``
    replace a running instance
 
+``--version``
+   print version and exit
+
 Configuration
 =============
 

src/fbd.c

@@ -9,6 +9,8 @@
 
 #define G_LOG_DOMAIN "fbd"
 
+#include "fbd-config.h"
+
 #include "fbd.h"
 #include "fbd-feedback-manager.h"
 #include "fbd-haptic-manager.h"
@@ -127,7 +129,7 @@ int
 main (int argc, char *argv[])
 {
   g_autoptr (GError) err = NULL;
-  gboolean opt_verbose = FALSE, opt_replace = FALSE;
+  gboolean opt_verbose = FALSE, opt_replace = FALSE, opt_version = FALSE;
   g_autoptr (GOptionContext) opt_context = NULL;
   g_autoptr (FbdFeedbackManager) manager = NULL;
   gboolean ret = EXIT_SUCCESS;
@@ -136,6 +138,7 @@ main (int argc, char *argv[])
     { "verbose", 'v', 0, G_OPTION_ARG_NONE, &opt_verbose,
       "Print debug information during command processing", NULL },
     { "replace", 'r', 0, G_OPTION_ARG_NONE, &opt_replace, "Replace a running instance", NULL },
+    { "version", 0, 0, G_OPTION_ARG_NONE, &opt_version, "Print program version", NULL },
     { NULL }
   };
 
@@ -147,6 +150,11 @@ main (int argc, char *argv[])
     return 1;
   }
 
+  if (opt_version) {
+    g_print (PACKAGE_NAME " " PACKAGE_VERSION "\n");
+    return EXIT_SUCCESS;
+  }
+
   if (opt_verbose)
     g_log_writer_default_set_debug_domains ((const char *const[]){ "all", NULL });
 

src/meson.build

@@ -3,6 +3,7 @@ if get_option('daemon')
 
   config_h = configuration_data()
   config_h.set_quoted('PACKAGE_VERSION', meson.project_version())
+  config_h.set_quoted('PACKAGE_NAME', meson.project_name())
   config_h.set('FBD_USE_MEDIA_ROLES', get_option('media-roles'))
   configure_file(output: 'fbd-config.h', configuration: config_h)