redirection.c

#include "hsh.h"

/**
 * redireccion - locate sings of redirection and #
 * @info: structur
 * Return: none
 */
void redireccion(info_t *info)
{
	int j;

	info->dup_stdin = dup(STDIN_FILENO), info->dup_stdout = dup(STDOUT_FILENO);
	j = _strtoken(info->tokens);
	if (info->ident == REOUTDOBLE || info->ident == REOUT || info->ident == REIN)
	{
		info->filename = info->tokens[j - 1];
		info->tokens[j - 1] = NULL;
	}
	if (info->ident == REOUTDOBLE)
	{
		info->redirfilefd = open(info->filename, O_CREAT |
		 O_WRONLY | O_APPEND, 0666);
		dup2(info->redirfilefd, STDOUT_FILENO), close(info->redirfilefd);
	}
	else if (info->ident == REOUT)
	{
		info->redirfilefd = open(info->filename, O_CREAT |
		 O_WRONLY | O_TRUNC, 0666);
		dup2(info->redirfilefd, STDOUT_FILENO), close(info->redirfilefd);
	}
	else if (info->ident == REINDOBLE)
	{
		printf("no se para que es esto");
	}
	else if (info->ident == REIN)
	{
		info->redirfilefd2 = open_file(info, info->filename, 0);
		if (info->redirfilefd2 == -1)
		{
			info->count++;
			if (errno == EACCES)
				fprintf(stderr, "%s: %d: cannot %s: Permission denied\n"
				, info->fname, info->count, info->filename);
			else if (errno == ENOENT)
				fprintf(stderr, "%s: %d: cannot open %s: No such file\n"
				, info->fname, info->count, info->filename);	}
		else
			dup2(info->redirfilefd2, STDIN_FILENO);
	}
}