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    • Linux: Introduction, Userland/Kernel Programming, Hardware/Embedded
      • Linux Basics
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        • System Calls, And Error Handling
        • Files And File Descriptors
        • Processes
        • Sysprog: Signals
        • POSIX Threads
        • Scheduling
        • Sysprog: Events
        • Sysprog: POSIX IPC
        • mmap
        • POSIX Message Queues
        • TODO
        • Introductory Live Hacking, Hardware-Wise (sysfs GPIO)
        • Blocking I/O: What Is That?
      • SSH: Secure Shell
      • Toolchain, And Cross Development
      • Linux Hardware Interfaces
      • Linux Kernel Driver Development
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  • Training Courses
  • Complete Slide Material
  • Linux: Introduction, Userland/Kernel Programming, Hardware/Embedded
  • Linux Systems Programming
  • Files And File Descriptors
  • Files: open/read/write/close

Files: open/read/write/close#

  • Files: open/read/write/close (Overview)
  • O_RDONLY: Reading a File
  • O_WRONLY: Writing A File (Which Must Exist)
  • O_CREAT: Creating A File
  • O_EXCL: Creating A File, But Failing If It Already Exists

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