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31 lines
628 B
C
31 lines
628 B
C
#include <kernaux/printf.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#define BUFFER_SIZE 1024
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static char buffer[BUFFER_SIZE];
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static unsigned int buffer_index = 0;
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static void my_putchar(const char chr)
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{
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if (buffer_index >= BUFFER_SIZE) abort();
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buffer[buffer_index++] = chr;
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}
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static void my_printf(const char *const format, ...)
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{
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va_list va;
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va_start(va, format);
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kernaux_printf_va(my_putchar, format, va);
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va_end(va);
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}
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int main()
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{
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my_printf("Hello, %s! Session ID: %u.", "Alex", 123);
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assert(strcmp(buffer, "Hello, Alex! Session ID: 123.") == 0);
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return 0;
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}
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