Close - HP 68000 Series User Manual

close

Function
Close a UNIX file
Synopsis
int close(fildes)
int fildes;
Description
The close macro closes a UNIX file. This macro is an interface to the UNIX
system call close(2). Refer to the HP-UX Reference Manual for detailed
information.
Diagnostics
If the system call to close(2) is successful, 0 is returned. Otherwise, -1 is
returned and a system generated error message is written to the journal
window of the debugger.
Example
The following command file segment defines two global debugger symbols and
includes the definition of a user-defined macro that uses close().
Symbol Add int infile
Symbol Add int outfile
Debugger Macro Add int close_files(infile, outfile)
int infile;
int outfile;
{
/* close input file */
infile = close(infile);
if (infile == -1)
return 0;
/* close output file */
outfile = close(outfile);
if (outfile == -1)
return 0;
return 1; /* both files were closed successfully */
}
Chapter 11: Predefined Macros
/* file descriptor to close */
/* file descriptor to close */
/* close failed */
/* close failed */
close
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