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authordmcmahill <dmcmahill>2001-07-11 15:16:20 +0000
committerdmcmahill <dmcmahill>2001-07-11 15:16:20 +0000
commitb13f1c279c4f8ea76a4c33b45705fe33761b8598 (patch)
tree5a474bb6ce682ef4c68e99f718d26901462af18b /math/scilab/patches
parent090c33bd65b5e0387bd791e3de5884f8479a95ce (diff)
downloadpkgsrc-b13f1c279c4f8ea76a4c33b45705fe33761b8598.tar.gz
add a patch to fix a bug in the fft() function where arguments are not
checked correctly. Can cause scilab to crash instead of printing a warning. Patch came from Giuseppe Allodi <Giuseppe.Allodi@fis.unipr.it> posted to comp.soft-sys.math.scilab. bump to 2.6nb1.
Diffstat (limited to 'math/scilab/patches')
-rw-r--r--math/scilab/patches/patch-ag30
1 files changed, 30 insertions, 0 deletions
diff --git a/math/scilab/patches/patch-ag b/math/scilab/patches/patch-ag
new file mode 100644
index 00000000000..b2fe6a97aaa
--- /dev/null
+++ b/math/scilab/patches/patch-ag
@@ -0,0 +1,30 @@
+$NetBSD: patch-ag,v 1.5 2001/07/11 15:16:21 dmcmahill Exp $
+
+fixes a bug in the fft() function where the 4th input argument was not checked,
+and an improper value, like 0 or a string - e.g. fft(1:4,-1:1,0) -,
+crashed scilab.
+
+Patch is from Giuseppe Allodi <Giuseppe.Allodi@fis.unipr.it>
+posted to comp.soft-sys.math.scilab
+
+--- routines/signal/sigelm.f.orig Mon Feb 5 10:19:36 2001
++++ routines/signal/sigelm.f Sun Jun 3 18:52:29 2001
+@@ -134,8 +134,18 @@
+ 22 continue
+ c rhs=4
+ ilinc=iadr(lstk(top))
++ if (istk(ilinc).ne.1) then !protect the 4th arg. (GA 2001)
++ err=4
++ call error(53)
++ return
++ endif
+ linc=sadr(ilinc+4)
+ nspn=int(stk(linc))
++ if (nspn.eq.0) then !protect the 4th arg. (GA 2001)
++ err=4
++ call error(36)
++ return
++ endif
+ top=top-1
+ iln=iadr(lstk(top))
+ ln=sadr(iln+4)