From: Lukas Jiriste <ljiriste@student.42prague.com>
Date: Wed, 28 Jun 2023 19:16:50 +0000 (+0200)
Subject: Solution to Ex. 00, 01.
X-Git-Url: https://git.ljiriste.work/?a=commitdiff_plain;h=103506bc400c769452cf4e43824965cb7bd98b8b;p=42%2FC_10.git

Solution to Ex. 00, 01.
---

103506bc400c769452cf4e43824965cb7bd98b8b
diff --git a/ex00/Makefile b/ex00/Makefile
new file mode 100644
index 0000000..73d5d98
--- /dev/null
+++ b/ex00/Makefile
@@ -0,0 +1,27 @@
+CC = cc
+CFLAGS = -Wall -Wextra -Werror
+
+RM = rm -f
+
+SRCDIR = ./sources
+SOURCES = $(shell find $(SRCDIR) -name "*.c")
+OBJECTS = $(SOURCES:.c=.o)
+
+NAME = ft_display_file
+
+all : $(NAME)
+
+$(NAME) : $(OBJECTS)
+	$(CC) $(CFLAGS) -o $(NAME) $(OBJECTS)
+
+%.o : %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+clean :
+	$(RM) $(OBJECTS)
+
+fclean : clean 
+	$(RM) $(NAME)
+
+re : fclean
+	$(MAKE) all
diff --git a/ex00/sources/main.c b/ex00/sources/main.c
new file mode 100644
index 0000000..d26afb4
--- /dev/null
+++ b/ex00/sources/main.c
@@ -0,0 +1,45 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: ljiriste <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/06/27 10:39:21 by ljiriste          #+#    #+#             */
+/*   Updated: 2023/06/27 10:47:07 by ljiriste         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+#include <fcntl.h>
+
+void	print_error(char *str)
+{
+	while (*str)
+		write(2, str++, 1);
+	return ;
+}
+
+int	main(int argc, char **argv)
+{
+	int		fd;
+	char	c;
+
+	if (argc == 1)
+		print_error("File name missing.\n");
+	else if (argc > 2)
+		print_error("Too many arguments.\n");
+	else
+	{
+		fd = open(argv[1], O_RDONLY);
+		if (fd < 0)
+			print_error("Cannot read file.\n");
+		else
+		{
+			while (read(fd, &c, 1) > 0)
+				write(1, &c, 1);
+			close(fd);
+		}
+	}
+	return (0);
+}
diff --git a/ex01/Makefile b/ex01/Makefile
new file mode 100644
index 0000000..0f83ffb
--- /dev/null
+++ b/ex01/Makefile
@@ -0,0 +1,27 @@
+CC = cc
+CFLAGS = -Wall -Wextra -Werror -g
+
+RM = rm -f
+
+SRCDIR = ./sources
+SOURCES = $(shell find $(SRCDIR) -name "*.c")
+OBJECTS = $(SOURCES:.c=.o)
+
+NAME = ft_cat
+
+all : $(NAME)
+
+$(NAME) : $(OBJECTS)
+	$(CC) $(CFLAGS) -o $(NAME) $(OBJECTS)
+
+%.o : %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+clean :
+	$(RM) $(OBJECTS)
+
+fclean : clean 
+	$(RM) $(NAME)
+
+re : fclean
+	$(MAKE) all
diff --git a/ex01/ft_cat b/ex01/ft_cat
new file mode 100755
index 0000000..ee85a51
Binary files /dev/null and b/ex01/ft_cat differ
diff --git a/ex01/sources/main.c b/ex01/sources/main.c
new file mode 100644
index 0000000..ac02628
--- /dev/null
+++ b/ex01/sources/main.c
@@ -0,0 +1,76 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: ljiriste <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/06/27 11:03:04 by ljiriste          #+#    #+#             */
+/*   Updated: 2023/06/28 16:33:20 by ljiriste         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+
+void	print_error(char *str)
+{
+	while (*str)
+		write(2, str++, 1);
+	return ;
+}
+
+void	std_input_mode(void)
+{
+	char	c;
+
+	while (read(0, &c, 1) > 0)
+		write(1, &c, 1);
+	return ;
+}
+
+void	write_file(char *file_name, char *proc_name)
+{
+	int		fd;
+	char	c;
+
+	fd = open(file_name, O_RDWR);
+	if (fd < 0)
+	{
+		print_error(proc_name);
+		print_error(": ");
+		print_error(file_name);
+		print_error(": ");
+		print_error(strerror(errno));
+		print_error("\n");
+	}
+	else
+	{
+		while (read(fd, &c, 1) > 0)
+			write(1, &c, 1);
+		close(fd);
+	}
+}
+
+int	main(int argc, char **argv)
+{
+	int	i;
+
+	if (argc == 1)
+		std_input_mode();
+	else
+	{
+		i = 1;
+		while (i < argc)
+		{
+			if (*argv[i] == '-')
+				std_input_mode();
+			else
+				write_file(argv[i], argv[0]);
+			++i;
+		}
+	}
+	return (0);
+}
diff --git a/ex01/sources/main.o b/ex01/sources/main.o
new file mode 100644
index 0000000..808b41d
Binary files /dev/null and b/ex01/sources/main.o differ
diff --git a/ex01/tests/subtests/subtest1 b/ex01/tests/subtests/subtest1
new file mode 100644
index 0000000..b2c9962
--- /dev/null
+++ b/ex01/tests/subtests/subtest1
@@ -0,0 +1 @@
+I am a subtest
diff --git a/ex01/tests/test1 b/ex01/tests/test1
new file mode 100644
index 0000000..4f47db7
--- /dev/null
+++ b/ex01/tests/test1
@@ -0,0 +1,4 @@
+thjarjn
+atebna
+aioetunboathba
+aiarg
diff --git a/ex01/tests/test2 b/ex01/tests/test2
new file mode 100644
index 0000000..802992c
--- /dev/null
+++ b/ex01/tests/test2
@@ -0,0 +1 @@
+Hello world