willem/minishell
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add persistent history

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This commit is contained in:
whaffman 2025-02-05 17:13:48 +01:00
parent c2ca3c4176
commit 39af6d2d52
7 changed files with 69 additions and 4 deletions
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2
.gitignore vendored
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@ -3,4 +3,4 @@ a.out
*.d
*.o
obj/
.vscode
.minishell_history

4
inc/prompt.h
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/04 16:35:35 by whaffman #+# #+# */
/* Updated: 2025/02/05 16:05:44 by whaffman ######## odam.nl */
/* Updated: 2025/02/05 17:05:32 by whaffman ######## odam.nl */
/* */
/* ************************************************************************** */
@ -17,5 +17,7 @@
void print_banner(void);
char *ft_prompt(t_minishell *minishell);
void ft_write_history(char *line);
void ft_load_history(void);
#endif // PROMPT_H

3
src/main.c
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/04 16:19:22 by whaffman #+# #+# */
/* Updated: 2025/02/05 16:28:45 by whaffman ######## odam.nl */
/* Updated: 2025/02/05 17:06:47 by whaffman ######## odam.nl */
/* */
/* ************************************************************************** */
@ -19,6 +19,7 @@ int main(int argc, char **argv, char **envp)
(void)argc;
(void)argv;
print_banner();
ft_load_history();
minishell = init_minishell();
parse_enviroment(envp, &(minishell->enviroment));
while (TRUE)

34
src/prompt/ft_load_history.c Normal file
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@ -0,0 +1,34 @@
/* ************************************************************************** */
/* */
/* :::::::: */
/* ft_load_history.c :+: :+: */
/* +:+ */
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/05 16:44:51 by whaffman #+# #+# */
/* Updated: 2025/02/05 17:11:59 by whaffman ######## odam.nl */
/* */
/* ************************************************************************** */
#include "minishell.h"
void ft_load_history(void)
{
int fd;
char *line;
fd = open(".minishell_history", O_RDONLY);
if (fd < 0)
return ;
while (TRUE)
{
line = get_next_line(fd);
if (!line)
return ;
line[ft_strlen(line) - 1] = '\0';
if (*line)
add_history(line);
free(line);
}
close(fd);
}

25
src/prompt/ft_write_history.c Normal file
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@ -0,0 +1,25 @@
/* ************************************************************************** */
/* */
/* :::::::: */
/* ft_write_history.c :+: :+: */
/* +:+ */
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/05 17:12:17 by whaffman #+# #+# */
/* Updated: 2025/02/05 17:12:23 by whaffman ######## odam.nl */
/* */
/* ************************************************************************** */
#include "minishell.h"
void ft_write_history(char *line)
{
int fd;
fd = open(".minishell_history", O_WRONLY | O_APPEND | O_CREAT, 0644);
if (fd < 0)
return ;
if (*line)
ft_putendl_fd(line, fd);
close(fd);
}

0
src/prompt/load_history.c
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5
src/prompt/prompt.c
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/04 16:13:08 by whaffman #+# #+# */
/* Updated: 2025/02/05 16:18:18 by whaffman ######## odam.nl */
/* Updated: 2025/02/05 17:05:12 by whaffman ######## odam.nl */
/* */
/* ************************************************************************** */
@ -75,6 +75,9 @@ char *ft_prompt(t_minishell *minishell)
line = readline(prompt);
free(prompt);
if (line != NULL)
{
add_history(line);
ft_write_history(line);
}
return (line);
}