1 files changed, 27 insertions, 0 deletions
diff --git a/src/cmd/ld/elf.c b/src/cmd/ld/elf.c
index f4809e07c..c57630e80 100644
--- a/src/cmd/ld/elf.c
+++ b/src/cmd/ld/elf.c
@@ -17,6 +17,7 @@ static	int	elf64;
 static	ElfEhdr	hdr;
 static	ElfPhdr	*phdr[NSECT];
 static	ElfShdr	*shdr[NSECT];
+static	char	*interp;
 
 /*
  Initialize the global variable that describes the ELF header. It will be updated as
@@ -278,3 +279,29 @@ elfwritedynentsymsize(Sym *s, int tag, Sym *t)
 		adduint32(s, tag);
 	addsize(s, t);
 }
+
+int
+elfwriteinterp(void)
+{
+	int n;
+	
+	if(interp == nil)
+		return 0;
+
+	n = strlen(interp)+1;
+	seek(cout, ELFRESERVE-n, 0);
+	write(cout, interp, n);
+	return n;
+}
+
+void
+elfinterp(ElfShdr *sh, uint64 startva, char *p)
+{
+	int n;
+	
+	interp = p;
+	n = strlen(interp)+1;
+	sh->addr = startva + ELFRESERVE - n;
+	sh->off = ELFRESERVE - n;
+	sh->size = n;
+}