Ignore:
Timestamp:
Nov 19, 2020, 11:45:52 PM (4 years ago)
Author:
alain
Message:

1) Introduce up to 4 command lines arguments in the KSH "load" command.
These arguments are transfered to the user process through the
argc/argv mechanism, using the user space "args" vseg.

2) Introduce the named and anonymous "pipes", for inter-process communication
through the pipe() and mkfifo() syscalls.

3) Introduce the "chat" application to validate the two above mechanisms.

4) Improve printk() and assert() fonctions in printk.c.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/kernel/syscalls/sys_mmap.c

    r664 r670  
    193193*/
    194194
    195                 // increment file refcount
    196                 vfs_file_count_up( file_xp );
    197 
    198195        mapper_xp = XPTR( file_cxy , mapper_ptr );
    199196        vseg_type = VSEG_TYPE_FILE;
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