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[Octave-bug-tracker] [bug #45156] csvread and dlmread return errors when
From: |
Colin Foster |
Subject: |
[Octave-bug-tracker] [bug #45156] csvread and dlmread return errors when reading an empty file |
Date: |
Thu, 21 May 2015 00:14:54 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36 |
Follow-up Comment #2, bug #45156 (project octave):
I'm having trouble compiling (library issues... on a new computer)
Here's the fix I propose, which is kindof a hack but I don't see it causing
any issues
address@hidden:octave$ hg diff
diff -r abf85f8cbd6c libinterp/corefcn/dlmread.cc
--- a/libinterp/corefcn/dlmread.cc Wed May 20 08:01:10 2015 -0700
+++ b/libinterp/corefcn/dlmread.cc Wed May 20 19:12:32 2015 -0500
@@ -474,16 +474,19 @@
if (c1 >= c)
c1 = c - 1;
- // Now take the subset of the matrix.
- if (iscmplx)
- cdata = cdata.extract (0, c0, r1, c1);
- else
- rdata = rdata.extract (0, c0, r1, c1);
+ // Now take the subset of the matrix, if we have at least one value
+ if (i > 0 || j > 0)
+ {
+ if (iscmplx)
+ cdata = cdata.extract (0, c0, r1, c1);
+ else
+ rdata = rdata.extract (0, c0, r1, c1);
- if (iscmplx)
- retval(0) = cdata;
- else
- retval(0) = rdata;
+ if (iscmplx)
+ retval(0) = cdata;
+ else
+ retval(0) = rdata;
+ }
}
return retval;
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