Maintenance (#125)

.github/workflows/main.yml

@@ -17,8 +17,8 @@ jobs:
         run: ./autogen.sh
       - name: configure
         run: ./configure --enable-checks-cppcheck
-      - name: cppcheck
-        run: make check-cppcheck
+      - name: check
+        run: make check
 
   test:
     runs-on: ubuntu-latest
@@ -38,7 +38,7 @@ jobs:
       - name: make
         run: make
       - name: check
-        run: make check || (./test-suite-log && false)
+        run: make check || (./make/test-suite-log && false)
       - name: install
         run: sudo make install
 
@@ -80,7 +80,7 @@ jobs:
       - name: make
         run: make
       - name: check
-        run: make check || (./test-suite-log && false)
+        run: make check || (./make/test-suite-log && false)
       - name: install
         run: sudo make install
 
@@ -103,7 +103,7 @@ jobs:
       - name: make
         run: make
       - name: check
-        run: make check || (./test-suite-log && false)
+        run: make check || (./make/test-suite-log && false)
       - name: install
         run: sudo make install
 
@@ -140,6 +140,6 @@ jobs:
       - name: make
         run: cd "libkernaux-$(cat VERSION)" && make
       - name: check
-        run: cd "libkernaux-$(cat VERSION)" && make check || (./test-suite-log && false)
+        run: cd "libkernaux-$(cat VERSION)" && make check || (./make/test-suite-log && false)
       - name: install
         run: cd "libkernaux-$(cat VERSION)" && sudo make install

ChangeLog

@@ -1,3 +1,8 @@
+2022-12-03  Alex Kotov  <kotovalexarian@gmail.com>
+
+	* include/kernaux/macro.h: Add macros "KERNAUX_ALIGNED", "KERNAUX_PRINTF",
+	"KERNAUX_USED", "KERNAUX_SECTION"
+
 2022-12-02  Alex Kotov  <kotovalexarian@gmail.com>
 
 	* configure.ac: Rename args "--enable-tests*" to "--enable-checks*"

Makefile.am

@@ -1,4 +1,5 @@
-include $(top_srcdir)/shared.am
+include $(top_srcdir)/make/shared.am
+include $(top_srcdir)/make/checks.am
 
 ACLOCAL_AMFLAGS = -I m4
 EXTRA_DIST = autogen.sh CONTRIBUTING.md sha256sums.txt
@@ -23,22 +24,6 @@ AM_CFLAGS += -DKERNAUX_ACCESS_PRIVATE
 
 lib_LTLIBRARIES = libkernaux.la
 
-##########
-# Checks #
-##########
-
-MY_CHECKS =
-check: $(MY_CHECKS)
-
-if ENABLE_CHECKS_CPPCHECK
-MY_CHECKS += check-cppcheck
-check-cppcheck:
-	$(CPPCHECK) $(CPPCHECK_ARGS) $(CPPCHECK_PATHS)
-
-CPPCHECK_ARGS = --quiet --error-exitcode=1 --std=c99 --inline-suppr --enable=warning,style,performance,portability
-CPPCHECK_PATHS = examples/ include/ libc/ src/ tests/
-endif
-
 ##################
 # Required files #
 ##################
@@ -135,8 +120,7 @@ if WITH_DRIVERS
 libkernaux_la_SOURCES += \
 	src/drivers/console.c \
 	src/drivers/framebuffer.c \
-	src/drivers/shutdown.c \
-	src/drivers/qemu.c
+	src/drivers/shutdown.c
 
 # Intel 8253-compatible programmable interval timer
 

README.md

@@ -138,6 +138,7 @@ stable options.
 
 * `--enable-checks` - enable usual tests and examples
 * `--enable-checks-all` - enable all tests
+* `--enable-checks-cppcheck` - enable cppcheck
 * `--enable-checks-python` - enable tests that require Python 3 with YAML and
   Jinja2
 

configure.ac

@@ -7,9 +7,9 @@ LT_PREREQ([2.4.6])
 
 
 
-#######################
-# Initialize Autoconf #
-#######################
+##################################
+# Initialize Autoconf & Automake #
+##################################
 
 AC_INIT([libkernaux],
   m4_normalize(m4_include([VERSION])),
@@ -36,6 +36,8 @@ AC_CONFIG_FILES([
   tests/Makefile
 ])
 
+AM_INIT_AUTOMAKE([1.16 subdir-objects])
+
 
 
 ###############
@@ -316,14 +318,6 @@ AS_IF([test "$enable_freestanding" = yes],
 
 
 
-#######################
-# Initialize Automake #
-#######################
-
-AM_INIT_AUTOMAKE([1.16 subdir-objects])
-
-
-
 ##############
 # Run checks #
 ##############

examples/Makefile.am

@@ -1,4 +1,4 @@
-include $(top_srcdir)/shared.am
+include $(top_srcdir)/make/shared.am
 
 TESTS =
 noinst_PROGRAMS = $(TESTS)

examples/full/i386-multiboot2-grub/Makefile

@@ -1,13 +1,14 @@
 all: test
 
-CCPREFIX = ../../vendor/cross/root/bin/i386-elf-
+REPO = ../../..
+
+CCPREFIX = $(REPO)/vendor/cross/root/bin/i386-elf-
 
 AS = $(CCPREFIX)as
 CC = $(CCPREFIX)gcc
 
-LIBKERNAUX_SRC   = ../..
-LIBKERNAUX_BUILD = ../../build/dev-cross-i386
-LIBKERNAUX_DEST  = ../../dest/dev-cross-i386
+LIBKERNAUX_BUILD = $(REPO)/build/dev-cross-i386
+LIBKERNAUX_DEST  = $(REPO)/dest/dev-cross-i386
 
 DIFF = diff
 GRUB_FILE = grub-file
@@ -24,15 +25,14 @@ GRUBCFG = $(ROOTFS)/boot/grub/grub.cfg
 KERNEL  = $(ROOTFS)/boot/kernel
 
 CFLAGS = \
-	-std=c99                      \
-	-pedantic                     \
-	-Wall                         \
-	-Wextra                       \
-	-Werror                       \
-	-ffreestanding                \
-	-fno-stack-protector          \
-	-I$(LIBKERNAUX_SRC)/include   \
-	-I$(LIBKERNAUX_BUILD)/include
+	-std=c99                     \
+	-pedantic                    \
+	-Wall                        \
+	-Wextra                      \
+	-Werror                      \
+	-ffreestanding               \
+	-fno-stack-protector         \
+	-I$(LIBKERNAUX_DEST)/include
 
 OBJS = main.c.o multiboot2.c.o start.S.o
 

examples/full/i386-multiboot2-grub/main.c

@@ -1,12 +1,10 @@
 #include <stdarg.h>
 #include <stdint.h>
 
-#include <kernaux/asm/i386.h>
 #include <kernaux/drivers/console.h>
+#include <kernaux/drivers/shutdown.h>
 #include <kernaux/multiboot2.h>
 
-void poweroff();
-
 extern const struct KernAux_Multiboot2_Header multiboot2_header;
 
 static void panic(const char *str);
@@ -46,13 +44,8 @@ void main(
     );
 }
 
-void poweroff()
-{
-    kernaux_asm_i386_outportw(0x604, 0x2000);
-}
-
 void panic(const char *const str)
 {
     kernaux_drivers_console_printf("panic: %s\n", str);
-    poweroff();
+    kernaux_drivers_shutdown_poweroff();
 }

examples/full/i386-multiboot2-grub/multiboot2.c

@@ -1,13 +1,16 @@
 #include <kernaux/multiboot2.h>
 
+#include <kernaux/macro/packing_start.run>
+
 // TODO: add more tags
-__attribute__((section(".multiboot2"), used))
-__attribute__((aligned(KERNAUX_MULTIBOOT2_HEADER_ALIGN)))
+KERNAUX_SECTION(".multiboot2")
+KERNAUX_USED
+KERNAUX_ALIGNED(KERNAUX_MULTIBOOT2_HEADER_ALIGN)
 const struct {
     struct KernAux_Multiboot2_Header multiboot2_header;
     struct KernAux_Multiboot2_HTag_None tag_none;
 }
-__attribute__((packed))
+KERNAUX_PACKED
 multiboot2_header = {
     .multiboot2_header = {
         .magic = KERNAUX_MULTIBOOT2_HEADER_MAGIC,
@@ -26,3 +29,5 @@ multiboot2_header = {
         },
     },
 };
+
+#include <kernaux/macro/packing_end.run>

examples/full/i386-multiboot2-grub/start.S

@@ -14,9 +14,7 @@ _kernel_stack_end:
 
 .global _start
 
-.type _start,   @function
-.type main,     @function
-.type poweroff, @function
+.type _start, @function
 
 _start:
     mov $_kernel_stack_end, %esp // Initialize stack
@@ -24,7 +22,6 @@ _start:
     push %ebx // Multiboot information pointer
     push %eax // Multiboot magic number
     call main
-
-    call poweroff
+    call kernaux_drivers_shutdown_poweroff
 
 .size _start, . - _start

examples/full/i386-multiboot2-limine/Makefile

@@ -1,17 +1,18 @@
 all: test
 
-CCPREFIX = ../../vendor/cross/root/bin/i386-elf-
+REPO = ../../..
+
+CCPREFIX = $(REPO)/vendor/cross/root/bin/i386-elf-
 
 AS = $(CCPREFIX)as
 CC = $(CCPREFIX)gcc
 
-LIBKERNAUX_SRC   = ../..
-LIBKERNAUX_BUILD = ../../build/dev-cross-i386
-LIBKERNAUX_DEST  = ../../dest/dev-cross-i386
+LIBKERNAUX_BUILD = $(REPO)/build/dev-cross-i386
+LIBKERNAUX_DEST  = $(REPO)/dest/dev-cross-i386
 
 DIFF = diff
 GRUB_FILE = grub-file
-LIMINE = ../../vendor/limine/build/bin
+LIMINE = $(REPO)/vendor/limine/build/bin
 QEMU = qemu-system-x86_64 -serial stdio -display none
 XORRISO = xorriso
 
@@ -39,15 +40,14 @@ FULL_LIMINE_ELTORITO = $(ROOTFS)/$(REL_LIMINE_ELTORITO)
 FULL_LIMINE_SYS      = $(ROOTFS)/$(REL_LIMINE_SYS)
 
 CFLAGS = \
-	-std=c99                      \
-	-pedantic                     \
-	-Wall                         \
-	-Wextra                       \
-	-Werror                       \
-	-ffreestanding                \
-	-fno-stack-protector          \
-	-I$(LIBKERNAUX_SRC)/include   \
-	-I$(LIBKERNAUX_BUILD)/include
+	-std=c99                     \
+	-pedantic                    \
+	-Wall                        \
+	-Wextra                      \
+	-Werror                      \
+	-ffreestanding               \
+	-fno-stack-protector         \
+	-I$(LIBKERNAUX_DEST)/include
 
 OBJS = main.c.o multiboot2.c.o start.S.o
 

examples/full/i386-multiboot2-limine/main.c

@@ -1,12 +1,10 @@
 #include <stdarg.h>
 #include <stdint.h>
 
-#include <kernaux/asm/i386.h>
 #include <kernaux/drivers/console.h>
+#include <kernaux/drivers/shutdown.h>
 #include <kernaux/multiboot2.h>
 
-void poweroff();
-
 extern const struct KernAux_Multiboot2_Header multiboot2_header;
 
 static void panic(const char *str);
@@ -46,13 +44,8 @@ void main(
     );
 }
 
-void poweroff()
-{
-    kernaux_asm_i386_outportw(0x604, 0x2000);
-}
-
 void panic(const char *const str)
 {
     kernaux_drivers_console_printf("panic: %s\n", str);
-    poweroff();
+    kernaux_drivers_shutdown_poweroff();
 }

examples/full/i386-multiboot2-limine/multiboot2.c

@@ -1,13 +1,16 @@
 #include <kernaux/multiboot2.h>
 
+#include <kernaux/macro/packing_start.run>
+
 // TODO: add more tags
-__attribute__((section(".multiboot2"), used))
-__attribute__((aligned(KERNAUX_MULTIBOOT2_HEADER_ALIGN)))
+KERNAUX_SECTION(".multiboot2")
+KERNAUX_USED
+KERNAUX_ALIGNED(KERNAUX_MULTIBOOT2_HEADER_ALIGN)
 const struct {
     struct KernAux_Multiboot2_Header multiboot2_header;
     struct KernAux_Multiboot2_HTag_None tag_none;
 }
-__attribute__((packed))
+KERNAUX_PACKED
 multiboot2_header = {
     .multiboot2_header = {
         .magic = KERNAUX_MULTIBOOT2_HEADER_MAGIC,
@@ -26,3 +29,5 @@ multiboot2_header = {
         },
     },
 };
+
+#include <kernaux/macro/packing_end.run>

examples/full/i386-multiboot2-limine/start.S

@@ -14,9 +14,7 @@ _kernel_stack_end:
 
 .global _start
 
-.type _start,   @function
-.type main,     @function
-.type poweroff, @function
+.type _start, @function
 
 _start:
     mov $_kernel_stack_end, %esp // Initialize stack
@@ -24,7 +22,6 @@ _start:
     push %ebx // Multiboot information pointer
     push %eax // Multiboot magic number
     call main
-
-    call poweroff
+    call kernaux_drivers_shutdown_poweroff
 
 .size _start, . - _start

examples/full/riscv64/Makefile

@@ -1,12 +1,14 @@
 all: run
 
-CCPREFIX = ../../vendor/cross/root/bin/riscv64-elf-
+REPO = ../../..
+
+CCPREFIX = $(REPO)/vendor/cross/root/bin/riscv64-elf-
 
 AS = $(CCPREFIX)as
 CC = $(CCPREFIX)gcc
 
-LIBKERNAUX_BUILD = ../../build/dev-cross-riscv64
-LIBKERNAUX_DEST  = ../../dest/dev-cross-riscv64
+LIBKERNAUX_BUILD = $(REPO)/build/dev-cross-riscv64
+LIBKERNAUX_DEST  = $(REPO)/dest/dev-cross-riscv64
 
 QEMU = qemu-system-riscv64 -serial stdio -display none
 
@@ -14,13 +16,14 @@ KERNEL = kernel.elf
 LINKERSCR = linker.ld
 
 CFLAGS = \
-	-std=c99        \
-	-pedantic       \
-	-Wall           \
-	-Wextra         \
-	-Werror         \
-	-ffreestanding  \
-	-mcmodel=medany
+	-std=c99                     \
+	-pedantic                    \
+	-Wall                        \
+	-Wextra                      \
+	-Werror                      \
+	-ffreestanding               \
+	-mcmodel=medany              \
+	-I$(LIBKERNAUX_DEST)/include
 
 OBJS = main.c.o start.S.o
 
@@ -30,7 +33,7 @@ run: $(KERNEL)
 clean:
 	rm -f $(KERNEL) $(OBJS)
 
-$(KERNEL): $(LINKERSCR) $(OBJS) build-libkernaux.a
+$(KERNEL): $(LINKERSCR) build-libkernaux.a $(OBJS)
 	$(CC) -T $(LINKERSCR) -o $@ $(OBJS) -nostdlib -lkernaux -lgcc -Wl,-L$(LIBKERNAUX_DEST)/lib
 
 build-libkernaux.a:

examples/full/riscv64/main.c

@@ -1,6 +1,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <kernaux/drivers/shutdown.h>
+
 static unsigned char *const uart = (unsigned char*)0x10000000;
 
 static void putchar(char c) {
@@ -16,4 +18,5 @@ static void print(const char * str) {
 
 void main() {
     print("Hello world!\r\n");
+    kernaux_drivers_shutdown_poweroff();
 }

examples/multiboot2_header_macro.c

@@ -4,7 +4,7 @@
 
 #include <kernaux/macro/packing_start.run>
 
-__attribute__((aligned(KERNAUX_MULTIBOOT2_HEADER_ALIGN)))
+KERNAUX_ALIGNED(KERNAUX_MULTIBOOT2_HEADER_ALIGN)
 static const struct {
     struct KernAux_Multiboot2_Header header;
     // This macro may be used to create the tag

include/Makefile.am

@@ -98,8 +98,7 @@ if WITH_DRIVERS
 nobase_include_HEADERS += \
 	kernaux/drivers/console.h \
 	kernaux/drivers/framebuffer.h \
-	kernaux/drivers/shutdown.h \
-	kernaux/drivers/qemu.h
+	kernaux/drivers/shutdown.h
 
 # Intel 8253-compatible programmable interval timer
 

include/kernaux/drivers/console.h.in

@@ -5,13 +5,15 @@
 extern "C" {
 #endif
 
+#include <kernaux/macro.h>
+
 #include <stddef.h>
 
 void kernaux_drivers_console_putc(char c);
 
 void kernaux_drivers_console_print(const char *s);
-@comment_line_printf@void kernaux_drivers_console_printf(const char *format, ...)
-@comment_line_printf@__attribute__((format(printf, 1, 2)));
+@comment_line_printf@KERNAUX_PRINTF(1, 2)
+@comment_line_printf@void kernaux_drivers_console_printf(const char *format, ...);
 void kernaux_drivers_console_puts(const char *s);
 void kernaux_drivers_console_write(const char *data, size_t size);
 

include/kernaux/drivers/qemu.h

@@ -1,14 +0,0 @@
-#ifndef KERNAUX_INCLUDED_DRIVERS_QEMU
-#define KERNAUX_INCLUDED_DRIVERS_QEMU
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-void kernaux_drivers_qemu_poweroff();
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

include/kernaux/macro.h

@@ -12,9 +12,14 @@ extern "C" {
  * Language features *
  *********************/
 
-#define KERNAUX_UNUSED        __attribute__((unused))
 #define KERNAUX_NORETURN      __attribute__((noreturn))
 #define KERNAUX_RETURNS_TWICE __attribute__((returns_twice))
+#define KERNAUX_UNUSED        __attribute__((unused))
+#define KERNAUX_USED          __attribute__((used))
+
+#define KERNAUX_ALIGNED(num)      __attribute__((aligned(num)))
+#define KERNAUX_PRINTF(fmt, rest) __attribute__((format(printf, fmt, rest)))
+#define KERNAUX_SECTION(name)     __attribute__((section(name)))
 
 #ifdef __TINYC__
 #   define KERNAUX_PACKED

include/kernaux/multiboot2.h.in

@@ -789,14 +789,12 @@ bool KernAux_Multiboot2_ITag_ImageLoadBasePhysAddr_is_valid(
 
 void KernAux_Multiboot2_Header_print(
     const struct KernAux_Multiboot2_Header *multiboot2_header,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_HTagBase_print(
     const struct KernAux_Multiboot2_HTagBase *tag_base,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 /*******************************
@@ -805,38 +803,32 @@ void KernAux_Multiboot2_HTagBase_print(
 
 void KernAux_Multiboot2_Info_print(
     const struct KernAux_Multiboot2_Info *multiboot2_info,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_ITagBase_print(
     const struct KernAux_Multiboot2_ITagBase *tag_base,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_ITag_BootCmdLine_print(
     const struct KernAux_Multiboot2_ITag_BootCmdLine *tag,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_ITag_BootLoaderName_print(
     const struct KernAux_Multiboot2_ITag_BootLoaderName *tag,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_ITag_MemoryMap_print(
     const struct KernAux_Multiboot2_ITag_MemoryMap *tag,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 void KernAux_Multiboot2_ITag_ELFSymbols_print(
     const struct KernAux_Multiboot2_ITag_ELFSymbols *tag,
-    void (*printf)(const char *format, ...)
-    __attribute__((format(printf, 1, 2)))
+    void (*printf)(const char *format, ...) KERNAUX_PRINTF(1, 2)
 );
 
 #ifdef __cplusplus

libc/Makefile.am

@@ -1,4 +1,4 @@
-include $(top_srcdir)/shared.am
+include $(top_srcdir)/make/shared.am
 
 SUBDIRS = include
 

make/checks.am

@@ -0,0 +1,16 @@
+# vim: set syntax=automake:
+
+MY_CHECKS =
+check: $(MY_CHECKS)
+
+if ENABLE_CHECKS_CPPCHECK
+MY_CHECKS += check-cppcheck
+check-cppcheck:
+	$(CPPCHECK) $(CPPCHECK_ARGS) $(CPPCHECK_INC) $(CPPCHECK_SUPPRESS) $(CPPCHECK_PATHS)
+
+CPPCHECK_ARGS = --quiet --error-exitcode=1 --std=c99 --inline-suppr --enable=warning,style,performance,portability
+CPPCHECK_INC = -I$(top_builddir)/include -I$(top_srcdir)/include
+CPPCHECK_SUPPRESS  = --suppress='unusedStructMember:examples/multiboot2_header_macro.c'
+CPPCHECK_SUPPRESS += --suppress='unusedStructMember:tests/test_multiboot2_info_*.c'
+CPPCHECK_PATHS = examples/ include/ libc/ src/ tests/
+endif

src/drivers/console.c

@@ -4,6 +4,7 @@
 
 #include <kernaux/assert.h>
 #include <kernaux/drivers/console.h>
+#include <kernaux/macro.h>
 
 #ifdef ASM_I386
 #include <kernaux/asm/i386.h>
@@ -22,10 +23,12 @@
 static void file_putc(char c, void *arg);
 #endif
 
-void kernaux_drivers_console_putc(const char c KERNAUX_UNUSED)
+void kernaux_drivers_console_putc(const char c)
 {
-#ifdef ASM_X86
+#if defined(ASM_X86)
     kernaux_asm_x86_outportb(0x3f8, c);
+#else
+    (void)c;
 #endif
 }
 

src/drivers/qemu.c

@@ -1,19 +0,0 @@
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <kernaux/drivers/qemu.h>
-
-#ifdef ASM_X86
-#include <kernaux/asm/x86.h>
-#endif
-
-void kernaux_drivers_qemu_poweroff()
-{
-#ifdef ASM_X86
-    // QEMU >= 2.0
-    kernaux_asm_x86_outportw(0x604, 0x2000);
-    // QEMU < 2.0
-    kernaux_asm_x86_outportw(0xB004, 0x2000);
-#endif
-}

src/drivers/shutdown.c

@@ -3,7 +3,10 @@
 #endif
 
 #include <kernaux/drivers/shutdown.h>
-#include <kernaux/drivers/qemu.h>
+
+#ifdef ASM_X86
+#include <kernaux/asm/x86.h>
+#endif
 
 void kernaux_drivers_shutdown_halt()
 {
@@ -18,7 +21,12 @@ void kernaux_drivers_shutdown_halt()
 
 void kernaux_drivers_shutdown_poweroff()
 {
-    kernaux_drivers_qemu_poweroff();
+#ifdef ASM_X86
+    // QEMU >= 2.0
+    kernaux_asm_x86_outportw(0x604, 0x2000);
+    // QEMU < 2.0
+    kernaux_asm_x86_outportw(0xB004, 0x2000);
+#endif
 
     // If we can't poweroff then we halt
     kernaux_drivers_shutdown_halt();

src/ntoa.c

@@ -12,6 +12,7 @@ char *kernaux_utoa(uint64_t value, char *buffer, int base, const char *prefix)
     KERNAUX_ASSERT(buffer);
 
     // Protect caller from invalid state in case of future assertions
+    // cppcheck-suppress ctunullpointer
     *buffer = '\0';
 
     switch (base) {

src/pfa.c

@@ -42,6 +42,7 @@ static void KernAux_PFA_mark(
 void KernAux_PFA_initialize(const KernAux_PFA pfa)
 {
     KERNAUX_ASSERT(pfa);
+    // cppcheck-suppress ctunullpointer
     memset(pfa->flags, 0, sizeof(pfa->flags));
 }
 
@@ -50,6 +51,7 @@ bool KernAux_PFA_is_available(const KernAux_PFA pfa, const size_t page_addr)
     KERNAUX_ASSERT(pfa);
     KERNAUX_ASSERT(page_addr % KERNAUX_PFA_PAGE_SIZE == 0);
 
+    // cppcheck-suppress ctunullpointer
     return GET_FLAG_FROM_ADDR(pfa, page_addr);
 }
 

tests/Makefile.am

@@ -1,4 +1,4 @@
-include $(top_srcdir)/shared.am
+include $(top_srcdir)/make/shared.am
 
 CLEANFILES =
 TESTS =

tests/multiboot2_header_example1.h

@@ -1,7 +1,11 @@
+#include <kernaux/macro/packing_start.run>
+
 static const struct {
     struct KernAux_Multiboot2_Header multiboot2_header;
     struct KernAux_Multiboot2_HTag_None tag_none;
-} multiboot2_header_example1 = {
+}
+KERNAUX_PACKED
+multiboot2_header_example1 = {
     .multiboot2_header = {
         .magic = KERNAUX_MULTIBOOT2_HEADER_MAGIC,
         .arch = KERNAUX_MULTIBOOT2_HEADER_ARCH_MIPS32,
@@ -19,3 +23,5 @@ static const struct {
         },
     },
 };
+
+#include <kernaux/macro/packing_end.run>

tests/multiboot2_header_example2.h

@@ -34,7 +34,9 @@ static const struct {
     struct KernAux_Multiboot2_HTag_RelocatableHeader tag_relocatable_header;
 
     struct KernAux_Multiboot2_HTag_None tag_none;
-} KERNAUX_PACKED multiboot2_header_example2 = {
+}
+KERNAUX_PACKED
+multiboot2_header_example2 = {
     .multiboot2_header = {
         .magic = KERNAUX_MULTIBOOT2_HEADER_MAGIC,
         .arch = KERNAUX_MULTIBOOT2_HEADER_ARCH_I386,

tests/multiboot2_info_example2.h

@@ -105,7 +105,9 @@ static const struct {
     uint8_t _align11[4];
 
     struct KernAux_Multiboot2_ITag_None tag_none;
-} KERNAUX_PACKED multiboot2_info_example2 = {
+}
+KERNAUX_PACKED
+multiboot2_info_example2 = {
     .multiboot2_info = {
         .total_size = sizeof(multiboot2_info_example2),
         .reserved1 = 0,

tests/printf_gen.jinja

@@ -20,7 +20,7 @@ static const char *const data = "foobar";
 static char buffer[BUFFER_SIZE];
 static size_t buffer_index;
 
-static void test_putc(char c, KERNAUX_UNUSED void *arg)
+static void test_putc(char c, void *arg KERNAUX_UNUSED)
 {
     if (buffer_index >= BUFFER_SIZE) {
         printf("Buffer overflow!\n");

vendor/opensbi

@@ -1 +1 @@
-Subproject commit 6dde43584f185f71a8dd713deb438d7c724a9ad5
+Subproject commit 4489876e933d8ba0d8bc6c64bae71e295d45faac

vendor/u-boot

@@ -1 +1 @@
-Subproject commit 0962da92a1dfb210eef8c936e33862812fa1b208
+Subproject commit 4debc57a3da6c3f4d3f89a637e99206f4cea0a96