scc

commit f10db9d467c19b671989d03f3dc0af105b20b784
parent c3e16c112ab5c52986db7a90dddf8b20b78436a8
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Fri, 21 Sep 2018 19:02:07 +0100

[tests/libc] Add test for errno.h

Diffstat:
M
lib/crt/amd64-sysv-netbsd/crt.s
 | 
2
++
A
tests/libc/execute/0034-errno.c
 | 
23
+++++++++++++++++++++++
M
tests/libc/execute/libc-tests.lst
 | 
1
+

3 files changed, 26 insertions(+), 0 deletions(-)
diff --git a/lib/crt/amd64-sysv-netbsd/crt.s b/lib/crt/amd64-sysv-netbsd/crt.s
@@ -16,6 +16,8 @@ environ:
 	.align	8
 	.global	_start
 _start:
+	movq	%rsp,%rbp
+	andq	$-16,%rsp
 	movq	16(%rbp),%rbx
 	movq	%rbx,environ
 	call	main
diff --git a/tests/libc/execute/0034-errno.c b/tests/libc/execute/0034-errno.c
@@ -0,0 +1,23 @@
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+
+/*
+output:
+testing
+done
+end:
+*/
+
+int
+main()
+{
+	puts("testing");
+	assert(errno == 0);
+	assert(ERANGE != EDOM);
+	assert(ERANGE > 0);
+	assert(EDOM > 0);
+	puts("done");
+
+	return 0;
+}
diff --git a/tests/libc/execute/libc-tests.lst b/tests/libc/execute/libc-tests.lst
@@ -31,3 +31,4 @@
 0031-memmove
 0032-memset
 0033-memcmp
+0034-errno