Very low performance of mfprintf when writing a file on a network. fprintfMat h

Reported by Guillaume AZEMA

-- Bug description --


Very low performance of mfprintf when writing a file on a network.
fprintfMat has correct performance in any case.

Using scilab5.2.2 of scilab5.3.0beta4 makes no difference.

// On the local hard drive :
chdir("D:\PROGRAM\scilab-5.2.2");
A1 = rand(27000,1)  ;
A2 = rand(27000,1) ;
A3 = rand(27000,1) ;
A4 = rand(27000,1) ;
A5 = rand(27000,1) ;
A6 = rand(27000,1) ;
A7 = rand(27000,1) ;
A8 = rand(27000,1) ;
A9 = rand(27000,1) ;
A10 = rand(27000,1) ;
A11 = rand(27000,1) ;
A12 = rand(27000,1) ;
A13 = rand(27000,1) ;

tic
  fprintfMat("toto.txt",[A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13],"%.5f");
toc
ans  =
 
    0.563 
fd = mopen("toto2.txt", "w");
tic
  mfprintf(fd,"%d %.1f %d %d %.4f %.4f %d %.4f %.4f %.4f %d %.4f %.4f\n", ...
	A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13 );
toc
mclose(fd);
ans  =
 
    1. 


// On a network's hard drive :
chdir("E:\");
A1 = rand(27000,1)  ;
A2 = rand(27000,1) ;
A3 = rand(27000,1) ;
A4 = rand(27000,1) ;
A5 = rand(27000,1) ;
A6 = rand(27000,1) ;
A7 = rand(27000,1) ;
A8 = rand(27000,1) ;
A9 = rand(27000,1) ;
A10 = rand(27000,1) ;
A11 = rand(27000,1) ;
A12 = rand(27000,1) ;
A13 = rand(27000,1) ;

tic
  fprintfMat("toto.txt",[A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13],"%.5f");
toc
ans  =
 
    1.406

fd = mopen("toto2.txt", "w");
tic
  mfprintf(fd,"%d %.1f %d %d %.4f %.4f %d %.4f %.4f %.4f %d %.4f %.4f\n", ...
	A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13 );
toc
ans  =
 
    34.735  
mclose(fd);


-- Scilab error message --





-- How to reproduce the bug --