Export is working

1 files changed, 63 insertions, 1 deletions

diff --git a/src/b_export_next.c b/src/b_export_next.c
index 683fdd0..0c143b2 100644
--- a/src/b_export_next.c
+++ b/src/b_export_next.c
@@ -15,7 +15,9 @@
 
 #include "b_export_next.h"
 #include "f_fail.h"
+#include "s_lvars.h"
 #include "s_struct.h"
+#include "u_vars.h"
 
 static char
 	**b_get_var(const char arg[],
@@ -40,13 +42,73 @@ static char
 	return (var);
 }
 
+static int64_t
+	b_is_it_in_env(const char varname[],
+				t_msh *msh)
+{
+	char	**p_env;
+
+	p_env = msh->envp;
+	while (*p_env != NULL)
+	{
+		if (ft_strncmp(varname, *p_env, ft_strlen(varname)) == 0)
+		{
+			return (p_env - msh->envp);
+		}
+		p_env++;
+	}
+	return (-1);
+}
+
+static void
+	b_add_to_env(const char arg[],
+				t_msh *msh)
+{
+	size_t	i;
+	char	**nenvp;
+
+	i = 0;
+	while (msh->envp[i] != NULL)
+		i++;
+	if (!(nenvp = (char**)malloc((i + 2) * sizeof(char*))))
+		f_fail_alloc_and_destroy(msh);
+	i = 0;
+	while (msh->envp[i] != NULL)
+	{
+		if (!(nenvp[i] = ft_strdup(msh->envp[i])))
+			f_fail_alloc_and_destroy(msh);
+		i++;
+	}
+	if (!(nenvp[i] = ft_strdup(arg)))
+		f_fail_alloc_and_destroy(msh);
+	nenvp[i + 1] = 0;
+	ft_delwords(msh->envp);
+	msh->envp = nenvp;
+}
+
 void
 	b_export_with_equals(const char arg[],
 						t_msh *msh)
 {
+	char	*varval;
 	char	**var;
+	int64_t	env_i;
 
 	var = b_get_var(arg, msh);
-	ft_printf("[%s] - [%s]\n", var[FT_VAR_NAME], var[FT_VAR_VAL]);
+	if ((env_i = b_is_it_in_env(var[FT_VAR_NAME] + 1, msh)) != -1)
+	{
+		ft_memdel((void*)&msh->envp[env_i]);
+		if ((msh->envp[env_i] = ft_strdup(arg)) == NULL)
+			f_fail_alloc_and_destroy(msh);
+	}
+	else if ((varval = u_get_cstm_vr(var[FT_VAR_NAME], msh)) != NULL)
+	{
+		b_add_to_env(arg, msh);
+		lvars_delone(&msh->vars, var[FT_VAR_NAME] + 1);
+	}
+	else
+	{
+		b_add_to_env(arg, msh);
+	}
 	ft_delwords(var);
 }