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author | William Joye <wjoye@cfa.harvard.edu> | 2018-09-28 17:05:22 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2018-09-28 17:05:22 (GMT) |
commit | 781e8afc968a846179b6cd303bb05ddbc7ed944f (patch) | |
tree | d3bcac23ceec0c49cc6d9c403d693a1aaa98269f /ds9/library/envi.tcl | |
parent | 72dfe0c72380376a729993e4625e565ddfcc44a0 (diff) | |
download | blt-781e8afc968a846179b6cd303bb05ddbc7ed944f.zip blt-781e8afc968a846179b6cd303bb05ddbc7ed944f.tar.gz blt-781e8afc968a846179b6cd303bb05ddbc7ed944f.tar.bz2 |
minor tweaks
Diffstat (limited to 'ds9/library/envi.tcl')
-rw-r--r-- | ds9/library/envi.tcl | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/ds9/library/envi.tcl b/ds9/library/envi.tcl index 1f3d755..4425500 100644 --- a/ds9/library/envi.tcl +++ b/ds9/library/envi.tcl @@ -20,10 +20,12 @@ proc ImportENVIFile {hdr fn} { proc ExportENVIFile {hdr fn opt} { global current - if {$fn == {} || $current(frame) == {}} { + if {$fn == {}} { + return + } + if {$current(frame) == {}} { return } - if {![$current(frame) has fits]} { return } |