better detection of abs filenames on win

might fix UNC paths

Author: jcupitt

CHANGELOG.md

@@ -7,6 +7,7 @@
 - save and restore more view settings
 - add "Merge column" and "Merge tab" submenus
 - update interface during recomp, update regions during drag
+- better detection of absolute filenames on windows
 - various small bugfixes
 
 ## 9.0.9 2025/05/28

README.md

@@ -152,8 +152,6 @@ flatpak uninstall nip4
 
 - niftiio is annoying to build, skip it.
 
-- x265 is annoying to build, skip it
-
 - we skip imagemagick as well, too huge
 
 ## Packaging for flathub

meson.build

@@ -1,6 +1,6 @@
 project('nip4', 'c',
   # ie. a major after nip2 8.9 for workspace save file versioning
-  version: '9.0.10',
+  version: '9.0.10-1',
   license: 'GPL',
   meson_version: '>=0.64',
   default_options: [

src/util.c

@@ -1772,10 +1772,12 @@ is_absolute(const char *fname)
 	 *
 	 * We should probably look out for whitespace.
 	 */
-	return buf[0] == '/' || (buf[0] != '\0' && buf[1] == ':');
+	return buf[0] == '/' ||
+		buf[0] == '\\' ||
+		(buf[0] != '\0' && buf[1] == ':');
 }
 
-/* Are two filenames pointng at the same file? Expand, absoluteize, nativise.
+/* Are two filenames pointing at the same file? Expand, absoluteize, nativise.
  */
 gboolean
 filenames_equal(const char *f1, const char *f2)