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// BarryServer : Git / OrionLibC / commit / 03048a95d88cc7a78171393371f5c22a0250a014 / unistd / getcwd.c

// Related

OrionLibC

Barry Importing existing Orion LibC 03048a9 (2 years, 2 months ago)
diff --git a/unistd/getcwd.c b/unistd/getcwd.c
new file mode 100644
index 0000000..0107f2f
--- /dev/null
+++ b/unistd/getcwd.c
@@ -0,0 +1,16 @@
+#include <stddef.h>
+#include <sys/syscall.h>
+#include <errno.h>
+
+/* Get the current working directory's path */
+char *
+getcwd(char *buf, size_t size)
+{
+	int ret;
+	asm volatile("int $0x80" : "=a" (ret) : "0" (SYSCALL_GETCWD),
+	             "c" (2), "S" (&buf));
+	if ((char *) ret == buf)
+		return (char *) ret;
+	errno = -ret;
+	return NULL;
+}