Visual Studio C++ 2010 Express
Step 1
You need :
Download Visual Studio C++ 2010 Express
Visual studio 2010 express is "free" http://www.microsoft.com/express/support/faq/default.aspx
SVN client (http://tortoisesvn.net/downloads)
GIT client (http://code.google.com/p/msysgit/downloads/list)
Checkout the Scilab sources (see instructions here).
Creates a d:\GIT-scilab-master directory
d: mkdir d:\GIT-scilab-master cd d:\GIT-scilab-master git clone git://git.scilab.org/scilab cd scilab\scilab
Please notice that Visual Studio C++ 2010 requires to build that sources are on a NTFS partition.
(Step 2 - Windows 64)
If you wish to compile/build an x64 version, you may need the Windows SDK Tools
Step 3
Checkout the Windows prerequisites for compilation in d:\GIT-scilab-master
cd scilab svn export --username anonymous --password Scilab svn://svn.scilab.org/scilab/trunk/Dev-Tools/SE/Prerequirements/Windows/
Step 4
Copy the content of "Prerequirements" directory in "scilab" (d:\GIT-scilab-master\scilab\scilab) directory.
Step 5
Build Scilab source code using the f2c solution (Scilab_f2c.sln) in Visual C++ 2010 Express Edition.