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C-mex files for MATLAB encounter the following problem when compiling them with WATCOM 11.0: All access-functions to files (fprintf, fscanf) cannot handle double variables, only integer and strings are read or written correctly. The file convert.c contains two functions: You may read a double-variable as a string from the file and convert it to a double (function string2double) and you may convert a double to a string (function double2string) and write it to a file (see main() in convert.c). The file conditio.dat is an example of numbers read by convert.c. The conv.exe was compiled on a Windows95-system. The files were tested for MATLAB 5.2 and WATCOM 11.0a result of "ver" is: MATLAB Version 5.2.1.1420 on PCWIN-C-mex files for MATLAB encounter the following problem when compiling them with WATCOM 11.0: All access-functions to files (fprintf, fscanf) cannot handle double variables, only integer and strings are read or written correctly. The file convert.c c

Dim pb As Double    Dim ds As Double    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click        Dim x1 As Double        Dim y1 As Double        Dim x2 As Double        Dim y2 As Double     "定义起点和终点坐标为双精度浮点型        Dim s As Double     "定义距离为双精度浮点型        Dim d As Integer     "定义度为整形        Dim