1 files changed, 74 insertions, 0 deletions
diff --git a/src/liblink/go.c b/src/liblink/go.c
new file mode 100644
index 000000000..9f5a423d3
--- /dev/null
+++ b/src/liblink/go.c
@@ -0,0 +1,74 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// go-specific code shared across loaders (5l, 6l, 8l).
+
+#include <u.h>
+#include <libc.h>
+#include <bio.h>
+#include <link.h>
+
+// replace all "". with pkg.
+char*
+expandpkg(char *t0, char *pkg)
+{
+	int n;
+	char *p;
+	char *w, *w0, *t;
+
+	n = 0;
+	for(p=t0; (p=strstr(p, "\"\".")) != nil; p+=3)
+		n++;
+
+	if(n == 0)
+		return estrdup(t0);
+
+	w0 = emallocz(strlen(t0) + strlen(pkg)*n);
+	w = w0;
+	for(p=t=t0; (p=strstr(p, "\"\".")) != nil; p=t) {
+		memmove(w, t, p - t);
+		w += p-t;
+		strcpy(w, pkg);
+		w += strlen(pkg);
+		t = p+2;
+	}
+	strcpy(w, t);
+	return w0;
+}
+
+void*
+emallocz(long n)
+{
+	void *p;
+
+	p = malloc(n);
+	if(p == nil)
+		sysfatal("out of memory");
+	memset(p, 0, n);
+	return p;
+}
+
+char*
+estrdup(char *p)
+{
+	p = strdup(p);
+	if(p == nil)
+		sysfatal("out of memory");
+	return p;
+}
+
+void*
+erealloc(void *p, long n)
+{
+	p = realloc(p, n);
+	if(p == nil)
+		sysfatal("out of memory");
+	return p;
+}
+
+void
+double2ieee(uint64 *ieee, float64 f)
+{
+	memmove(ieee, &f, 8);
+}