Merge pull request #2 from LinlyBoi/charpoopoo

Charpoopoo
This commit is contained in:
2023-08-22 14:56:24 +03:00
committed by GitHub
9 changed files with 161 additions and 18 deletions

5
main.h
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@@ -4,6 +4,9 @@ int _printf(const char *format, ...);
int _contains(const char *str, char c); int _contains(const char *str, char c);
int _strlen(const char *str); int _strlen(const char *str);
char *_strcpy(char *dest, char *src); char *_strcpy(char *dest, char *src);
char *append(char *str, char c);
int _puts(char *str);
int _putchar(char c);
char* _memset(char *str, int bval);
#endif #endif

22
memset.c Normal file
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@@ -0,0 +1,22 @@
#include "main.h"
/**
* _memset - sets values of bytes to specific value
*
* @adr: head address
* @n: number of bytes
*
* Return: pointer to place
*/
char* _memset(char *str, int bval)
{
int i;
for (i = 0; i < _strlen(str); i++)
{
*(str + i) = bval;
}
return (str);
}

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@@ -10,44 +10,61 @@
**/ **/
int _printf(const char *format, ...) int _printf(const char *format, ...)
{ {
int buff_idx = 0; int buff_idx, fmt_idx; /* Indexes */
int fmt_idx = 0; unsigned int identifiers, BUFF_SIZE, printed;
unsigned int identifiers = _contains(format, '%'); char *buffer; /*where non formated things are stored*/
unsigned int BUFF_SIZE = _strlen(format) - (identifiers * 2);
char *buffer, *next;
va_list args; va_list args;
va_start(args, format); va_start(args, format);
buffer = malloc(BUFF_SIZE);
identifiers = _contains(format, '%'); /* instances of %s, %c etc */
BUFF_SIZE = _strlen(format) - identifiers;
buffer = malloc(BUFF_SIZE); /* sized of the non % instances only*/
if (!format) /* No string. No laundry */ if (!format) /* No string. No laundry */
return (0); return (0);
buff_idx = 0; /* was there a way to squish these together? */
fmt_idx = 0;
printed = 0;
while (*(format + fmt_idx)) while (*(format + fmt_idx))
{ {
if ((*(format + fmt_idx) == '%') && (*(format + fmt_idx + 1))) if ((*(format + fmt_idx) == '%') && (*(format + fmt_idx + 1)))
{ {
switch (*(format + 1)) /*this needs to shrink*/ if (*buffer) /* printing and clearing buffer on formatted things */
{
_puts(buffer);
BUFF_SIZE -= _strlen(buffer);
printed += _strlen(buffer);
free(buffer);
buffer = malloc(BUFF_SIZE);
buff_idx = 0;
}
switch (*(format + fmt_idx + 1)) /*this needs to shrink*/
{ {
case 's': case 's':
next = va_arg(args, char*); /*Store string temporarily*/ printed += _puts(va_arg(args, char*));
buffer = _strcpy(buffer, next);
BUFF_SIZE = _strlen(buffer);
buff_idx += _strlen(next);
fmt_idx += 2;
break; break;
case 'c': /* add 1 byte and i++ */ case 'c':
printed += _putchar(va_arg(args, int));
break; break;
case '%': /*add 1 byte*/ case '%': /*add 1 byte*/
printed += _putchar('%');
break; break;
} }
fmt_idx += 2;
} }
else else
{ {
*(buffer + buff_idx) = *(format + fmt_idx); *(buffer + buff_idx) = *(format + fmt_idx); /* filling up buffer */
buff_idx++; buff_idx++;
fmt_idx++; fmt_idx++;
} }
} }
write(1, buffer, BUFF_SIZE + 1); if (*buffer) /*final buffer check*/
return (_strlen(buffer)); {
printed += _puts(buffer);
free(buffer);
}
return (printed);
} }

26
puts.c Normal file
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@@ -0,0 +1,26 @@
#include "main.h"
#include <unistd.h>
/**
* _puts - splurges whatever is in buffer
*
* @str: pointers to "buffer" or string head
*
* Return: written bytes
*/
int _puts(char *str)
{
return (write(1, str, _strlen(str)));
}
/**
* _putchar - writes the character c to stdout
* @c: The character to print
*
* Return: On success 1.
* On error, -1 is returned, and errno is set appropriately.
*/
int _putchar(char c)
{
return (write(1, &c, 1));
}

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@@ -1,4 +1,5 @@
#include "main.h" #include "main.h"
#include <stdlib.h>
/** /**
* _strlen - Takes string and return its length * _strlen - Takes string and return its length
@@ -35,3 +36,29 @@ int _contains(const char *str, char c)
else else
return (0); return (0);
} }
/**
* append - shoved character at the end
*
* @str: main string
* @c: character getting shoved
*
* Return: da string but appended
*/
char *append(char *str, char c)
{
int len, i;
char *new_me;
len = _strlen(str);
new_me = malloc(len + 1);
i = -1;
while (*(str + ++i))
*(new_me + i) = *(str + i);
*(new_me + i++) = c;
*(new_me + len + 1) = '\0';
return (new_me);
}

17
tests/append.c Normal file
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@@ -0,0 +1,17 @@
#include "../main.h"
#include <stdio.h>
/**
*main - ensure append work
*/
int main(void)
{
char *str, c;
str = "hello";
c = 'c';
str = append(str, c);
_printf("%s\n", str);
return (0);
}

15
tests/char_print.c Normal file
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@@ -0,0 +1,15 @@
#include "../main.h"
/**
* main - testing printing of only char
*
* Return: deadth
*/
int main(void)
{
char c = 97;
_printf("cat: %css\n", c);
return (0);
}

12
tests/puts.c Normal file
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@@ -0,0 +1,12 @@
#include "../main.h"
/**
* main - puts works?
*/
int main(void)
{
char *str;
str = "hello\n";
_puts(str);
return (0);
}

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@@ -1,17 +1,21 @@
#include "../main.h" #include "../main.h"
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <unistd.h>
/** /**
* main - why does this not work! I know! * main - why does this not work! I know!
* Return: 0...unless? * Return: 0...unless?
*/ */
int main(void) int main(void)
{ {
char *str, *str2; char *str, *str2, c;
str = "hello"; str = "hello";
str2 = " world!\n"; str2 = " world!\n";
str = _strcpy(str, str2); str = _strcpy(str, str2);
c = 'c';
printf("%s", str); printf("%s", str);
write(1, &c, 1);
return (0); return (0);
} }