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This patch makes GTK+ look for additional modules in a list of directories
specified by the environment variable "GUIX_GTK3_PATH". This can be used
instead of "GTK_PATH" to make GTK+ find modules that are incompatible with
other major versions of GTK+.
--- a/gtk/gtkmodules.c 2015-09-20 20:09:05.060590217 +0200
+++ b/gtk/gtkmodules.c 2015-09-20 20:10:33.423124833 +0200
@@ -52,6 +52,7 @@
get_module_path (void)
{
const gchar *module_path_env;
+ const gchar *module_guix_gtk3_path_env;
const gchar *exe_prefix;
gchar *module_path;
gchar *default_dir;
@@ -61,6 +62,7 @@
return result;
module_path_env = g_getenv ("GTK_PATH");
+ module_guix_gtk3_path_env = g_getenv ("GUIX_GTK3_PATH");
exe_prefix = g_getenv ("GTK_EXE_PREFIX");
if (exe_prefix)
@@ -68,7 +70,13 @@
else
default_dir = g_build_filename (_gtk_get_libdir (), "gtk-3.0", NULL);
- if (module_path_env)
+ if (module_guix_gtk3_path_env && module_path_env)
+ module_path = g_build_path (G_SEARCHPATH_SEPARATOR_S,
+ module_guix_gtk3_path_env, module_path_env, default_dir, NULL);
+ else if (module_guix_gtk3_path_env)
+ module_path = g_build_path (G_SEARCHPATH_SEPARATOR_S,
+ module_guix_gtk3_path_env, default_dir, NULL);
+ else if (module_path_env)
module_path = g_build_path (G_SEARCHPATH_SEPARATOR_S,
module_path_env, default_dir, NULL);
else
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