1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
// Demo file for ext1f example
// builder code for ext1f.c
link_name = 'ext1f'; // functions to be added to the call table
flag = "f"; // ext1f is a C function
files = ['ext1f.o' ]; // objects files for ext1f
libs = []; // other libs needed for linking
// the next call generates files (Makelib,loader.sce) used
// for compiling and loading ext1f and performs the compilation
ilib_for_link(link_name,files,libs,flag);
generate a loader file
generate a Makefile: Makelib
running the makefile
compilation of ext1f
building shared library (be patient)
// load new function code in the scope of call
// using the previously generated loader
exec loader.sce;
shared archive loaded
Link done
// test new function through the call function
//(very) simple example 1
a=[1,2,3];b=[4,5,6];n=3;
c=call('ext1f',n,1,'i',a,2,'d',b,3,'d','out',[1,3],4,'d');
if norm(c-(a+b)) > %eps then bugmes();quit;end
|
