From 342c5868aad61936dcbe6ca05dc1ef7e08f0e082 Mon Sep 17 00:00:00 2001
From: JozanLeClerc <bousset.rudy@gmail.com>
Date: Wed, 5 Aug 2020 21:15:42 +0200
Subject: New utils functions

---
 src/u_utils.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'src/u_utils.c')

diff --git a/src/u_utils.c b/src/u_utils.c
index 20c5cfc..a485fb3 100644
--- a/src/u_utils.c
+++ b/src/u_utils.c
@@ -14,6 +14,34 @@
 #include <stdlib.h>
 #include <stdint.h>
 
+#include "f_fail.h"
+#include "s_struct.h"
+
+char
+	**u_get_env_var_names(t_msh *msh)
+{
+	size_t	i;
+	char	**vars;
+
+	i = 0;
+	while (msh->envp[i] != NULL)
+		i++;
+	if ((vars = (char**)malloc((i + 1) * sizeof(char*))) == NULL)
+		f_fail_alloc_and_destroy(msh);
+	i = 0;
+	while (msh->envp[i] != NULL)
+	{
+		if ((vars[i] =
+			(char*)malloc((ft_strclen(msh->envp[i], '=') + 1)
+			* sizeof(char))) == NULL)
+			f_fail_alloc_and_destroy(msh);
+		ft_strlcpy(vars[i], msh->envp[i], ft_strclen(msh->envp[i], '=') + 1);
+		i++;
+	}
+	vars[i] = NULL;
+	return (vars);
+}
+
 uint64_t
 	u_builtins_get_argc(const char *args[])
 {
-- 
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