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| author | Rolf Eike Beer <eike@sf-mail.de> | 2012-08-15 19:28:50 +0200 |
|---|---|---|
| committer | Rolf Eike Beer <eike@sf-mail.de> | 2012-08-15 19:28:50 +0200 |
| commit | dd784dde7290b3c8c2fda4bb34b60cd20bb75a91 (patch) | |
| tree | 58e57979fe4f0c98fcba955c4e8e94d3e7c1fbe3 /Modules/FindX11.cmake | |
| parent | 97c338bac910d087eff9b160e3b68f2eeee482a5 (diff) | |
| download | cmake-dd784dde7290b3c8c2fda4bb34b60cd20bb75a91.tar.gz | |
FindX11: avoid calling list(REMOVE_DUPLICATES) on an empty list
Diffstat (limited to 'Modules/FindX11.cmake')
| -rw-r--r-- | Modules/FindX11.cmake | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Modules/FindX11.cmake b/Modules/FindX11.cmake index 01ba478ad9..e12dc0a297 100644 --- a/Modules/FindX11.cmake +++ b/Modules/FindX11.cmake @@ -326,7 +326,9 @@ if (UNIX) # Most of the X11 headers will be in the same directories, avoid # creating a huge list of duplicates. - list(REMOVE_DUPLICATES X11_INCLUDE_DIR) + if (X11_INCLUDE_DIR) + list(REMOVE_DUPLICATES X11_INCLUDE_DIR) + endif () # Deprecated variable for backwards compatibility with CMake 1.4 if (X11_X11_INCLUDE_PATH AND X11_LIBRARIES) |