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update: added echo builtin

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Sergio
2025-11-02 03:14:43 +01:00
parent 52807ca13c
commit 214d7c24d2
4 changed files with 138 additions and 1 deletions
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69
src/builtins/echo/echo_def.c Normal file
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@@ -0,0 +1,69 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* echo_def.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: sede-san <sede-san@student.42madrid.com +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/11/01 20:06:30 by sede-san #+# #+# */
/* Updated: 2025/11/02 03:11:01 by sede-san ### ########.fr */
/* */
/* ************************************************************************** */
#include "echo_def.h"
static void assign_flags(t_args *args, t_command cmd, size_t *i);
static u_int8_t is_valid_flag(t_args *args, char *flag);
static void assign_default_flags(
t_args *args
){
args->no_newline = (t_arg){
.short_name = 'n', .long_name = NULL,
.data = {.b = false}
};
}
t_args read_args(
t_command cmd
){
t_args args;
size_t i;
assign_default_flags(&args);
i = 0;
assign_flags(&args, cmd, &i);
args.strings.data.sp = &cmd.argv[i];
return (args);
}
static void assign_flags(
t_args *args,
t_command cmd,
size_t *i
){
while (cmd.argv[++(*i)] && ft_strchr(cmd.argv[*i], '-'))
{
if (!is_valid_flag(args, cmd.argv[*i]))
break ;
else
args->no_newline.data.b = true;
}
}
static u_int8_t is_valid_flag(
t_args *args,
char *flag
){
size_t i;
if (!flag[1])
return (0);
i = 0;
while (flag[++i])
{
if (flag[i] != args->no_newline.short_name)
return (0);
}
return (1);
}