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-rw-r--r--gnu-system.am1
-rw-r--r--gnu/packages/gtk.scm9
-rw-r--r--gnu/packages/patches/gtk3-respect-GUIX_GTK3_PATH.patch38
3 files changed, 46 insertions, 2 deletions
diff --git a/gnu-system.am b/gnu-system.am
index 2c62cc5911..4788bc7ba9 100644
--- a/gnu-system.am
+++ b/gnu-system.am
@@ -507,6 +507,7 @@ dist_patch_DATA = \
gnu/packages/patches/guile-relocatable.patch \
gnu/packages/patches/guile-rsvg-pkgconfig.patch \
gnu/packages/patches/gtk2-respect-GUIX_GTK2_PATH.patch \
+ gnu/packages/patches/gtk3-respect-GUIX_GTK3_PATH.patch \
gnu/packages/patches/gtkglext-disable-disable-deprecated.patch \
gnu/packages/patches/hop-bigloo-4.0b.patch \
gnu/packages/patches/hop-linker-flags.patch \
diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index d2257825e8..916873b356 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -583,7 +583,8 @@ application suites.")
name "-" version ".tar.xz"))
(sha256
(base32
- "0lp1hn0qydxx03bianzzr0a4maqzsvylrkzr7c3p0050qihwbgjx"))))
+ "0lp1hn0qydxx03bianzzr0a4maqzsvylrkzr7c3p0050qihwbgjx"))
+ (patches (list (search-patch "gtk3-respect-GUIX_GTK3_PATH.patch")))))
(propagated-inputs
`(("at-spi2-atk" ,at-spi2-atk)
("atk" ,atk)
@@ -642,7 +643,11 @@ application suites.")
(loaders.cache (find-files librsvg "^loaders\\.cache$")))
(wrap-program prog
`("GDK_PIXBUF_MODULE_FILE" = ,loaders.cache))))
- %standard-phases))))))
+ %standard-phases))))
+ (native-search-paths
+ (list (search-path-specification
+ (variable "GUIX_GTK3_PATH")
+ (files '("lib/gtk-3.0")))))))
;;;
;;; Guile bindings.
diff --git a/gnu/packages/patches/gtk3-respect-GUIX_GTK3_PATH.patch b/gnu/packages/patches/gtk3-respect-GUIX_GTK3_PATH.patch
new file mode 100644
index 0000000000..66fd2fd1c4
--- /dev/null
+++ b/gnu/packages/patches/gtk3-respect-GUIX_GTK3_PATH.patch
@@ -0,0 +1,38 @@
+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