From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/env/getenv.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/env/getenv.c

(limited to 'src/env/getenv.c')

diff --git a/src/env/getenv.c b/src/env/getenv.c
new file mode 100644
index 0000000..a90d39c
--- /dev/null
+++ b/src/env/getenv.c
@@ -0,0 +1,13 @@
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+char *getenv(const char *name)
+{
+	size_t l = __strchrnul(name, '=') - name;
+	if (l && !name[l] && __environ)
+		for (char **e = __environ; *e; e++)
+			if (!strncmp(name, *e, l) && l[*e] == '=')
+				return *e + l+1;
+	return 0;
+}
-- 
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