Code review: Fix typos and spelling mistakes accross all the files of…

… the project.

CMakeLists.txt

@@ -123,7 +123,7 @@ target_link_options(
   PUBLIC ${LAZULI_USER_LINK_FLAGS})
 
 # Generate disassembly listing.
-set(LST_TARGET_NAME lst_ouput)
+set(LST_TARGET_NAME lst_output)
 
 add_custom_command(
   OUTPUT

Dockerfile

@@ -7,7 +7,7 @@
 #
 # This Dockerfile describes the container image that is used as the development
 # environment for Lazuli. This image is used by kernel and user application
-# developpers, as well as for continuous integration.
+# developers, as well as for continuous integration.
 #
 # Man pages are first built in an intermediate image. This has the advantage of
 # being platform-independent. The man pages are then copied into the final

README.md

@@ -156,7 +156,7 @@ https://lazuli.readthedocs.io/en/latest/developing_your_project.html
 
 ## Uploading binaries to the target platform
 
-On AVR MCUs, `avrdude` can be used to uplaod the final binary to the target
+On AVR MCUs, `avrdude` can be used to upload the final binary to the target
 machine.
 The script [scripts/AVR/upload.sh](scripts/AVR/upload.sh) can be used for that.
 It takes the HEX file as a parameter.

TODO.org

@@ -54,7 +54,7 @@
 * Think about defining the execution of the main() function in the idle task.
 ** i.e. Execution begins as the idle task, and user tasks are created from the idle task.
 ** This allows/ease the implementation of Pthread API.
-** Carrefully think about priorities.
+** Carefully think about priorities.
 * For PROGMEM, implement "memcpy_P": Memory_CopyFromProgmem
 * Test command "apropos" in man pages of the Docker image.
 * In the Docker image, make sure to respect the File Hierarchy Standard
@@ -66,5 +66,5 @@
 * Think about renaming the GitHub repository to "LazuliRTOS".
 * Host the Lazuli docker image to GitHub instead of docker.io.
 * Think about moving libc header files to the directory include/
-** See if we can also get rid of directory libc/, as the corresponding functionnalities are actually implemented as kernel modules
+** See if we can also get rid of directory libc/, as the corresponding functionalities are actually implemented as kernel modules
 * See if it would be necessary to declare all global variables used the scheduler.c and kernel.c as 'volatile'.

doc/a_simple_example.rst

@@ -8,7 +8,7 @@
 A simple example
 ================
 
-Instead of the traditionnal "Hello world", we show here a simple clock
+Instead of the traditional "Hello world", we show here a simple clock
 application.
 
 This application demonstrates a simple clock that prints the time every second

doc/index.rst

@@ -24,7 +24,7 @@ provided by Lazuli.
 The last chapter of this documentation is the **Kernel** documentation.
 It is intended for programmers, who wish to code in the Lazuli kernel, hacking
 and improving it.
-This documentation will give you detailled information about the inner working
+This documentation will give you detailed information about the inner working
 of Lazuli.
 
 .. toctree::

doc/introduction.rst

@@ -12,7 +12,7 @@ Introduction
 
 Lazuli is a preemptive real-time multitasking kernel targeting microcontrollers,
 or machines with constrained resources. It allow the microcontroller to run
-multiple independant tasks simultaneously, with some of them having hard
+multiple independent tasks simultaneously, with some of them having hard
 real-time constraints.
 Lazuli provides a "time slice" scheduler in order to respect deadlines
 constraints of the tasks running in the system.

doc/kernel/about_documentation.rst

@@ -21,7 +21,7 @@ The documentation is rendered in 2 formats:
 * **man**: The man page output is used in the Lazuli Docker image.
   Any developer using the development environment Docker image can type
   ``man Lazuli`` to read the exact complete documentation you are now reading.
-  Thenks to Doxygen, the user can also use ``man`` to obtain the documentation
+  Thanks to Doxygen, the user can also use ``man`` to obtain the documentation
   about any function or symbol used in the project.
 
 Sphinx and reStructuredText
@@ -90,7 +90,7 @@ The API documentation for the project is hosted at
 Code comments
 ^^^^^^^^^^^^^
 
-All C code of the project is documentated using Doxygen code comments.
+All C code of the project is documented using Doxygen code comments.
 The absence of Doxygen code comments will cause an error during build.
 
 Building Doxygen documentation

doc/kernel/best_practices/think_twice_before_using_enums/think_twice_before_using_enums.rst

@@ -25,12 +25,12 @@ constants under a common name:
 
 Most of the time and for the vast majority of usual C code, this practice should
 be applied.
-Enumerations also have the advantage of beeing true C symbols from the compiler
+Enumerations also have the advantage of being true C symbols from the compiler
 and debugger point of view.
 
 However, there are a few situations where manipulating integer constants as
 enumerations should not be considered, or at least should be taken really
-carrefully.
+carefully.
 These situations happen when enumerations are manipulated as l-values on
 specific architectures.
 
@@ -55,7 +55,7 @@ A consequence on binary interfacing
 -----------------------------------
 
 The first consequence of the C specification is that ``enum`` constants don't
-have a fixed size accross different architectures, as the size of an ``int``
+have a fixed size across different architectures, as the size of an ``int``
 varies between architectures/compilers.
 This is quite a well-know fact amongst C programmers.
 
@@ -67,8 +67,8 @@ An argument against *specific* uses of enumerations
 ---------------------------------------------------
 
 Let's now introduce a sneaky pitfall, that happens *under specific conditions*.
-Lazuli RTOS is targetting embedded systems. It is written in ANSI C and aims to
-be easily portable accross different architectures.
+Lazuli RTOS is targeting embedded systems. It is written in ANSI C and aims to
+be easily portable across different architectures.
 
 We take here the example of the AVR architecture, which is a target for the
 Lazuli RTOS.
@@ -90,7 +90,7 @@ are often dealing with tiny machines.
 It is much more difficult to see these problems and their consequences when
 using enumerations rather than integers, because we often rely on standard
 header ``<stdint.h>`` when declaring integer variables. We then have a
-convinient way to master the size of integer variables right from their
+convenient way to master the size of integer variables right from their
 declaration.
 Unfortunately no equivalent exists for enumerations, and its not easy to spot
 their size at a glance when reviewing the source code.

doc/kernel/contributing.rst

@@ -66,8 +66,8 @@ The expected format for commit messages is the following:
 
    <Part or module>: <Brief explanation on one line.>
 
-   <Detailled explanation if needed.>
-   <The detailled explanation can be expressed as a list.>
+   <Detailed explanation if needed.>
+   <The detailed explanation can be expressed as a list.>
 
 Here are a few examples of real commit messages that follow this format:
 
@@ -99,7 +99,7 @@ using GitHub Actions, and is triggered on pull-requests.
 
 The project's CI performs the following tasks:
 
-* Execute ``scripts/checklines.sh`` to check for trailing whistespaces, line
+* Execute ``scripts/checklines.sh`` to check for trailing whitespaces, line
   length, etc.
 * Build the Lazuli development environment Docker image from the root
   ``Dockerfile``.

doc/kernel/repository_tree.rst

@@ -8,7 +8,7 @@
 Repository tree
 ===============
 
-We give here an explanation of the main directorites of the repository.
+We give here an explanation of the main directories of the repository.
 It is displayed here from the root with the command ``tree -d`` with manual
 modifications to show only the most important ones.
 Comments on the right side have been added manually.
@@ -31,7 +31,7 @@ Comments on the right side have been added manually.
    │   │   ├── arch              Base directory of arch-specific kernel sources
    │   │   └── modules           Base directory of kernel modules sources
    │   ├── libc                  Base directory of C files related to libc implementation
-   │   ├── libc-headers          Base direcotry of standard C library header files
+   │   ├── libc-headers          Base directory of standard C library header files
    │   │   └── arch-dependent    Base directory of arch-dependent libc header files
    │   └── unit-tests            Unit tests sources
    ├── templates                 File templates, used when creating new files

doc/kernel/startup.rst

@@ -13,8 +13,8 @@ Assembly - Setting up a C runtime
 
 System startup is divided in 2 parts:
 
-* The first part, written in assembly language, exectutes right after powering
-  on the system, and has the responsability to set up an operational C runtime.
+* The first part, written in assembly language, executes right after powering
+  on the system, and has the responsibility to set up an operational C runtime.
 * The second part, mainly written in C, performs various operations that are
   necessary to initialize the data structures of the kernel, before giving hand
   to user code.

example-programs/clock24.c

@@ -52,7 +52,7 @@ main(void)
   Lz_SerialConfiguration serialConfiguration;
 
   /*
-   * Enable serial tansmission.
+   * Enable serial transmission.
    */
   Lz_Serial_GetConfiguration(&serialConfiguration);
   serialConfiguration.enableFlags = LZ_SERIAL_ENABLE_TRANSMIT;

sys/CMakeLists.txt

@@ -138,7 +138,7 @@ target_compile_options(
   ${KERNEL_LIBRARY_NAME}
   PRIVATE ${LZ_KERNEL_COMPILE_FLAGS})
 
-set(KERNEL_LST_TARGET_NAME kernel_lst_ouput)
+set(KERNEL_LST_TARGET_NAME kernel_lst_output)
 
 add_custom_command(
   OUTPUT

sys/cmake/avr.toolchain.cmake

@@ -23,7 +23,7 @@ set(CMAKE_SYSTEM_NAME Generic)
 set(CMAKE_SYSTEM_PROCESSOR avr)
 
 set(CMAKE_C_COMPILER ${AVR_CC} CACHE FILEPATH "AVR toolchain C compiler.")
-set(CMAKE_ASM_COMPILER ${AVR_CC} CACHE FILEPATH "AVR toolchain assmebler.")
+set(CMAKE_ASM_COMPILER ${AVR_CC} CACHE FILEPATH "AVR toolchain assembler.")
 set(CMAKE_AR ${AVR_AR} CACHE FILEPATH "AVR toolchain static library archiver.")
 set(CMAKE_LINKER ${AVR_LD} CACHE FILEPATH "AVR toolchain linker.")
 set(CMAKE_NM ${AVR_NM} CACHE FILEPATH "AVR toolchain nm tool.")

sys/cmake/declare_lazuli_module.cmake

@@ -17,7 +17,7 @@
 # The macro then adds the declared module in the global list of declared modules.
 #
 # @param NAME The module name, in lowercase, without prefixing it by "module_".
-# @param SUMMARY A string describing the module functionnality.
+# @param SUMMARY A string describing the module functionality.
 # @param SOURCES A list of the module source files.
 #
 macro(declare_lazuli_module)

sys/doxygen_main_page.dox

@@ -31,7 +31,7 @@
  * @endcode
  *
  * All user API types conform to the following naming convention:
- * <b>`Lz_XXXXX`</b> where <b>`XXXXX`</b> represents a type writtent in camel
+ * <b>`Lz_XXXXX`</b> where <b>`XXXXX`</b> represents a type written in camel
  * case. Some examples:
  * @code{.c}
  * Lz_Mutex

sys/include/Lazuli/common.h

@@ -44,7 +44,7 @@
 #endif /* __cplusplus */
 
 /**
- * Tell the compiler that the variable X is left unsed.
+ * Tell the compiler that the variable X is left unused.
  *
  * @param X The unused variable.
  */
@@ -165,7 +165,7 @@ STATIC_ASSERT(sizeof(uint8_t) == 1,
  * @param X An unsigned integer constant representing the position of the bit,
  *          starting from index 0.
  *
- * @warning The constant must be specified using an unsigned integer litteral
+ * @warning The constant must be specified using an unsigned integer literal
  *          in uppercase.
  *          e.g. POSITION(2U)
  *          This is to make static analyzers not complain about using a shift

sys/include/Lazuli/config_static_analysis.h

@@ -14,7 +14,7 @@
  * The reason for that is that most static code analysis tools operate on
  * preprocessed files. By using this file instead of the final config.h, we
  * simulate the fact that these configuration constants can take any value.
- * So static analysizers don't complain/exclude/assume some parts of source
+ * So static analysers don't complain/exclude/assume some parts of source
  * code.
  *
  * @warning Some of these definitions can cause problems as there are some

sys/include/Lazuli/lazuli.h

@@ -128,7 +128,7 @@ typedef struct {
 /**
  * Register a new task.
  *
- * If an error occured during registration of the task _false_ is returned and
+ * If an error occurred during registration of the task _false_ is returned and
  * the task is not included in the set of tasks that will be run.
  *
  * @param taskEntryPoint The entry point of the task to register.
@@ -140,7 +140,7 @@ typedef struct {
  *
  * @return
  *         - _true_ if the task has been registered without error.
- *         - _false_ if an error occured during registration.
+ *         - _false_ if an error occurred during registration.
  */
 bool
 Lz_RegisterTask(void (* const taskEntryPoint)(void),
@@ -202,7 +202,7 @@ Lz_Task_Terminate(void);
 
 /**
  * Set the calling task to wait for its next activation.
- * May be used if the task finnished its work without consuming all of its
+ * May be used if the task finished its work without consuming all of its
  * completion time.
  *
  * @attention Only tasks with scheduling policy CYCLIC_RT can wait for next

sys/include/Lazuli/list.h

@@ -169,7 +169,7 @@ List_IsEmpty(const Lz_LinkedList * const linkedList);
  * @param LINKEDLIST A pointer to the Lz_LinkedList to run through.
  * @param TYPE The real type of the list elements
  * @param ITEM A pointer to a struct of type @p TYPE containing the
- *             Lz_LinkedListELement.
+ *             Lz_LinkedListElement.
  *             This pointer will point to the current item of each loop turn.
  *             This pointer will never be _NULL_ while the loop is running.
  * @param MEMBER The name of the member in @p TYPE which bears the
@@ -209,7 +209,7 @@ List_IsEmpty(const Lz_LinkedList * const linkedList);
  * @param LINKEDLIST A pointer to the Lz_LinkedList to run through.
  * @param TYPE The real type of the list elements
  * @param ITEM A pointer to a struct of type @p TYPE containing the
- *             Lz_LinkedListELement.
+ *             Lz_LinkedListElement.
  *             This pointer will point to the current item of each loop turn.
  *             This pointer will never be _NULL_ while the loop is running.
  * @param MEMBER The name of the member in @p TYPE which bears the

sys/include/Lazuli/serial.h

@@ -11,7 +11,7 @@
  * This file describes the interface of serial port configuration.
  * Serial port means here UART/USART device.
  *
- * The configuration is the same for input (Receive/Rx) and ouput
+ * The configuration is the same for input (Receive/Rx) and output
  * (Transmit/Tx).
  */
 

sys/include/Lazuli/sys/arch/arch.h

@@ -11,7 +11,7 @@
  * Provides a simple abstraction API to architecture specific functions.
  * This is the API that must be re-implemented if porting to another platform.
  *
- * This one is taylored after the AVR platform and can be subject to change if
+ * This one is tailored after the AVR platform and can be subject to change if
  * porting to another platform.
  */
 
@@ -243,10 +243,11 @@ void
 Arch_GetSerialConfiguration(Lz_SerialConfiguration * const configuration);
 
 /**
- * Configure the seria line according to the parameter.
+ * Configure the serial line according to the parameter.
  *
- * @param configuration A pointer to an existing Lz_SerialConfiguration containg
- *                      the full configuration to set up the serial line.
+ * @param configuration A pointer to an existing Lz_SerialConfiguration
+ *                      containing the full configuration to set up the serial
+ *                      line.
  */
 void
 Arch_SetSerialConfiguration(const Lz_SerialConfiguration * const configuration);

sys/include/Lazuli/sys/scheduler.h

@@ -42,7 +42,7 @@ void
 Scheduler_Init(void);
 
 /**
- * Call the appropriate scheduler to abort the curent running task.
+ * Call the appropriate scheduler to abort the current running task.
  *
  * @param sp The stack pointer of the running task after saving its context.
  */
@@ -64,7 +64,7 @@ void
 Scheduler_HandleInterrupt(const uint8_t interruptCode);
 
 /**
- * This function is called when a clock tick occured, catch by the interrupt
+ * This function is called when a clock tick occurred, catch by the interrupt
  * handler.
  *
  * @param sp The stack pointer of the current running task after saving its

sys/include/Lazuli/sys/task.h

@@ -41,7 +41,7 @@ typedef u_read_write_atomic_t lz_task_to_scheduler_message_t;
 
 /**
  * Set the task to wait for its next activation.
- * i.e. It finnished its work without consuming all of its completion time.
+ * i.e. It finished its work without consuming all of its completion time.
  */
 #define WAIT_ACTIVATION ((lz_task_to_scheduler_message_t)1U)
 
@@ -182,7 +182,7 @@ typedef struct {
 }Task;
 
 /**
- * This type definition is needed to exlude confusion with the 'volatile'
+ * This type definition is needed to exclude confusion with the 'volatile'
  * type qualifier used in the struct declaration below.
  */
 typedef void (*FuncVoidVoid)(void);
@@ -315,7 +315,7 @@ typedef struct {
 /**
  * Abort the calling task.
  *
- * This function can be called when some unrecoverable error occured in the
+ * This function can be called when some unrecoverable error occurred in the
  * context of a task (e.g. when a mandatory pointer is _NULL_ as a function
  * parameter).
  * This will have the consequence of saving the task context (saving all

sys/kern/arch/AVR/avr_arch.h

@@ -8,7 +8,7 @@
  * @brief Header file specific to the AVR arch module.
  * @copyright 2018-2020, Remi Andruccioli <remi.andruccioli@gmail.com>
  *
- * This header file declares all symbol neeed specifically in the AVR arch
+ * This header file declares all symbol needed specifically in the AVR arch
  * module, and not declared in <Lazuli/sys/arch/arch.h>.
  */
 

sys/kern/modules/clock_24/clock_24.c

@@ -108,7 +108,7 @@ Clock24_Increment(void)
   /*
    * The clock version integer will constantly increment from 0 to its maximum
    * value.
-   * We can let it overflow as it is unsigned. Unsiged overflow is not an
+   * We can let it overflow as it is unsigned. Unsigned overflow is not an
    * undefined behaviour in C89.
    */
   ++clockVersion;