1 files changed, 41 insertions, 0 deletions
diff --git a/enputenvf.c b/enputenvf.c
new file mode 100644
index 0000000..8ee5241
--- /dev/null
+++ b/enputenvf.c
@@ -0,0 +1,41 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline void libsimple_enputenvf(int, const char *, ...);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	enputenvf(1, "X=xyz");
+	assert(!strcmpnul(getenv("X"), "xyz"));
+	enputenvf(1, "Y=xyz");
+	assert(!strcmpnul(getenv("Y"), "xyz"));
+
+	enputenvf(1, "X=x%sz", "abc");
+	assert(!strcmpnul(getenv("X"), "xabcz"));
+	enputenvf(1, "Y=x%sz", "abc");
+	assert(!strcmpnul(getenv("Y"), "xabcz"));
+
+	enputenvf(1, "X=%ix%sz%i", 10, "abc", -11);
+	assert(!strcmpnul(getenv("X"), "10xabcz-11"));
+	enputenvf(1, "Y=%ix%sz%i", 10, "abc", -11);
+	assert(!strcmpnul(getenv("Y"), "10xabcz-11"));
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		assert_exit(enputenvf(100, "X=xyz"));
+		assert(exit_status == 100);
+		assert_stderr("%s: putenvf: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+	}
+
+	return 0;
+}
+
+#endif