#6628: [with patch, needs review] Singular functions via libSingular
---------------------------------+------------------------------------------
 Reporter:  malb                 |       Owner:  malb                           
           
     Type:  enhancement          |      Status:  new                            
           
 Priority:  major                |   Milestone:  sage-4.1.1                     
           
Component:  commutative algebra  |    Keywords:  singular, libsingular, 
commutative algebra
 Reviewer:                       |      Author:  Michael Brickenstein, Martin 
Albrecht     
   Merged:                       |  
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Comment(by PolyBoRi):

 Hi!
 It looks very promosing.
 However, I have difficulties to apply the patch.
 Using sage-4.1.0 and the updated singular spkg:

 I tried it with and without the refactoring patch, also using a fresh
 installation:
 {{{
 sage -hg import ~/Downloads/libsingular_functions.patch
 applying /Users/michael/Downloads/libsingular_functions.patch
 patching file module_list.py
 Hunk #1 FAILED at 441
 1 out of 1 hunks FAILED -- saving rejects to file module_list.py.rej
 unable to find 'sage/libs/singular/polynomial.pyx' for patching
 1 out of 1 hunks FAILED -- saving rejects to file
 sage/libs/singular/polynomial.pyx.rej
 patching file sage/libs/singular/singular-cdefs.pxi
 Hunk #3 FAILED at 207
 Hunk #4 succeeded at 215 with fuzz 2 (offset -43 lines).
 Hunk #7 FAILED at 853
 2 out of 7 hunks FAILED -- saving rejects to file sage/libs/singular
 /singular-cdefs.pxi.rej
 patching file sage/libs/singular/singular.pxd
 Hunk #1 FAILED at 0
 Hunk #2 FAILED at 26
 2 out of 2 hunks FAILED -- saving rejects to file
 sage/libs/singular/singular.pxd.rej
 patching file sage/libs/singular/singular.pyx
 Hunk #1 FAILED at 24
 Hunk #2 succeeded at 514 with fuzz 2 (offset -15 lines).
 Hunk #3 FAILED at 593
 2 out of 3 hunks FAILED -- saving rejects to file
 sage/libs/singular/singular.pyx.rej
 patching file sage/rings/polynomial/multi_polynomial_libsingular.pyx
 Hunk #1 FAILED at 1906
 Hunk #2 FAILED at 2019
 2 out of 2 hunks FAILED -- saving rejects to file
 sage/rings/polynomial/multi_polynomial_libsingular.pyx.rej
 }}}
 Michael

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/6628#comment:5>
Sage <http://sagemath.org/>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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