_printf() - is a ALX School project. The task is to write a custom version of printf() from standard library.
- Language: C
- OS: Ubuntu 20.04
- Format: Betty
- Compiler: gcc -Wall -Werror - Wextra -pedantic -std=gnu89 flags
(terminal)$ git clone https://github.com/MelissaN/printf.git
(terminal)$ cd printf
Sample main program inside print.c:
int main(void)
{
_printf("%s %c%drld", "Hello", "W", 0);
return (0);
}
====================================
(terminal)$ gcc -Wall -Werror -Wextra -pedantic -Wno-format *.c -o print
(terminal)$ ./print
Hello W0rld
(terminal)$
arthur@ubuntu:~/printf$ cat main.c
#include <limits.h>
#include <stdio.h>
#include "holberton.h"
/**
* main - Entry point
*
* Return: Always 0
*/
int main(void)
{
int len;
int len2;
unsigned int ui;
void *addr;
len = _printf("Let's try to printf a simple sentence.\n");
len2 = printf("Let's try to printf a simple sentence.\n");
ui = (unsigned int)INT_MAX + 1024;
addr = (void *)0x7ffe637541f0;
_printf("Length:[%d, %i]\n", len, len);
printf("Length:[%d, %i]\n", len2, len2);
_printf("Negative:[%d]\n", -762534);
printf("Negative:[%d]\n", -762534);
_printf("Unsigned:[%u]\n", ui);
printf("Unsigned:[%u]\n", ui);
_printf("Unsigned octal:[%o]\n", ui);
printf("Unsigned octal:[%o]\n", ui);
_printf("Unsigned hexadecimal:[%x, %X]\n", ui, ui);
printf("Unsigned hexadecimal:[%x, %X]\n", ui, ui);
_printf("Character:[%c]\n", 'H');
printf("Character:[%c]\n", 'H');
_printf("String:[%s]\n", "I am a string !");
printf("String:[%s]\n", "I am a string !");
_printf("Address:[%p]\n", addr);
printf("Address:[%p]\n", addr);
len = _printf("Percent:[%%]\n");
len2 = printf("Percent:[%%]\n");
_printf("Len:[%d]\n", len);
printf("Len:[%d]\n", len2);
_printf("Unknown:[%r]\n");
printf("Unknown:[%r]\n");
return (0);
}
arthur@ubuntu:~/printf$ gcc -Wall -Wextra -Werror -pedantic -Wno-format *.c
arthur@ubuntu:~/printf$ ./printf
Let's try to printf a simple sentence.
Let's try to printf a simple sentence.
Length:[39, 39]
Length:[39, 39]
Negative:[-762534]
Negative:[-762534]
Unsigned:[2147484671]
Unsigned:[2147484671]
Unsigned octal:[20000001777]
Unsigned octal:[20000001777]
Unsigned hexadecimal:[800003ff, 800003FF]
Unsigned hexadecimal:[800003ff, 800003FF]
Character:[H]
Character:[H]
String:[I am a string !]
String:[I am a string !]
Address:[0x7ffe637541f0]
Address:[0x7ffe637541f0]
Percent:[%]
Percent:[%]
Len:[12]
Len:[12]
Unknown:[%r]
Unknown:[%r]
arthur@ubuntu:~/printf$
davislenny & Salim Waithaka