fix export =""

This commit is contained in:
2024-04-26 16:07:25 +02:00
parent ee49511eaf
commit 6c58f1d26c
2 changed files with 16 additions and 73 deletions

62
.gitignore vendored
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@ -1,62 +0,0 @@
# Prerequisites
*.d
.tonotdo
minishell
minishell_bonus
.minishellrc
objs/
.tmp*
out
minishell_tester/
# Object files
*.o
*.ko
*.obj
*.elf
# Linker output
*.ilk
*.map
*.exp
# Precompiled Headers
*.gch
*.pch
# Libraries
*.lib
*.a
*.la
*.lo
# Shared objects (inc. Windows DLLs)
*.dll
*.so
*.so.*
*.dylib
# Executables
*.exe
*.out
*.app
*.i*86
*.x86_64
*.hex
# Debug files
*.dSYM/
*.su
*.idb
*.pdb
# Kernel Module Compile Results
*.mod*
*.cmd
.tmp_versions/
modules.order
Module.symvers
Mkfile.old
dkms.conf

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@ -6,7 +6,7 @@
/* By: marde-vr <marde-vr@42angouleme.fr> +#+ +:+ +#+ */ /* By: marde-vr <marde-vr@42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2024/02/18 18:29:20 by marde-vr #+# #+# */ /* Created: 2024/02/18 18:29:20 by marde-vr #+# #+# */
/* Updated: 2024/04/26 10:52:17 by marde-vr ### ########.fr */ /* Updated: 2024/04/26 16:06:09 by tomoron ### ########.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */
@ -21,7 +21,7 @@ int export_invalid_identifier(char *arg, char *name)
return (1); return (1);
} }
t_env *set_env(t_env *env, char *name, char *value, int append) t_env *set_env(t_env *env, char *name, char *value, int flags)
{ {
t_env *tmp; t_env *tmp;
@ -31,12 +31,12 @@ t_env *set_env(t_env *env, char *name, char *value, int append)
if (!ft_strcmp(name, tmp->name)) if (!ft_strcmp(name, tmp->name))
{ {
free(name); free(name);
if (!*value) if (!*value && !(flags & 0b10))
{ {
free(value); free(value);
return (env); return (env);
} }
if (append) if (flags & 0b1)
value = ft_strjoin_free(tmp->value, value, 2); value = ft_strjoin_free(tmp->value, value, 2);
if (!value) if (!value)
return (env); return (env);
@ -49,7 +49,7 @@ t_env *set_env(t_env *env, char *name, char *value, int append)
return (env_add_back(env, name, value)); return (env_add_back(env, name, value));
} }
t_env *export_set_env(t_env *env, char *name, char *value, int append) t_env *export_set_env(t_env *env, char *name, char *value, int flags)
{ {
if (!value || !name) if (!value || !name)
{ {
@ -58,7 +58,7 @@ t_env *export_set_env(t_env *env, char *name, char *value, int append)
ft_printf_fd(2, "minishell: malloc failed"); ft_printf_fd(2, "minishell: malloc failed");
return (env); return (env);
} }
return (set_env(env, name, value, append)); return (set_env(env, name, value, flags));
} }
int export_var(t_token *cmd, t_env *env) int export_var(t_token *cmd, t_env *env)
@ -67,20 +67,25 @@ int export_var(t_token *cmd, t_env *env)
char *name; char *name;
char *value; char *value;
int len; int len;
int append; int flags;
len = 0; len = 0;
arg = cmd->value; arg = cmd->value;
while (arg[len] && arg[len] != '=' && arg[len] != '+') while (arg[len] && arg[len] != '=' && arg[len] != '+')
len++; len++;
name = ft_substr(arg, 0, len); name = ft_substr(arg, 0, len);
append = arg[len] == '+'; flags = arg[len] == '+';
if (arg[len] == '=' || (arg[len] == '+' && arg[len + 1] == '=')) if (arg[len] == '+' && arg[len + 1] == '=')
len += 1 + (arg[len] == '+'); len++;
if (arg[len] == '=')
{
flags += 0b10;
len++;
}
if (!name || !check_var_name(name) || arg[len] == '+') if (!name || !check_var_name(name) || arg[len] == '+')
return (export_invalid_identifier(arg, name)); return (export_invalid_identifier(arg, name));
value = ft_strdup(arg + len); value = ft_strdup(arg + len);
env = export_set_env(env, name, value, append); env = export_set_env(env, name, value, flags);
return (0); return (0);
} }