* libc/argz: New directory.

	* libc/argz/*: New files.
	* libc/argz/argz_add.c: New file.
	* libc/argz/argz_add_sep.c: New file.
	* libc/argz/argz_append.c: New file.
	* libc/argz/argz_count.c: New file.
	* libc/argz/argz_create.c: New file.
	* libc/argz/argz_create_sep.c: New file.
	* libc/argz/argz_delete.c: New file.
	* libc/argz/argz_extract.c: New file.
	* libc/argz/argz_insert.c: New file.
	* libc/argz/argz_next.c: New file.
	* libc/argz/argz_replace.c: New file.
	* libc/argz/argz_stringify.c: New file.
	* libc/argz/buf_findstr.c: New file.
	* libc/argz/envz_add.c: New file.
	* libc/argz/envz_entry.c: New file.
	* libc/argz/envz_get.c: New file.
	* libc/argz/envz_merge.c: New file.
	* libc/argz/envz_remove.c: New file.
	* libc/argz/envz_strip.c: New file.
	* libc/include/argz.h: New file.
	* libc/include/envz.h: New file.
	* Makefile.am (LIBC_OBJECTLISTS): Add
	libc/argz/objectlist.awk.in.
	* libc/Makefile.am (SUBDIRS): Add argz.
	(SUBLIBS): Add argz/libargz.la.
	* libc/configure.in (AC_OUTPUT): Add argz/Makefile.
	* libc/include/errno.h: Add error_t typedef.

1 files changed, 46 insertions, 0 deletions

diff --git a/newlib/libc/argz/argz_create.c b/newlib/libc/argz/argz_create.c
new file mode 100644
index 000000000..1708a2ede
--- /dev/null
+++ b/newlib/libc/argz/argz_create.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software
+ * is freely granted, provided that this notice is preserved.
+ */
+
+#include <errno.h>
+#include <sys/types.h>
+#include <string.h>
+#include <stdlib.h>
+
+error_t
+argz_create (char *const argv[], char **argz, size_t *argz_len)
+{
+  int argc = 0;
+  int i = 0;
+  int len = 0;
+  char *iter;
+
+  *argz_len = 0;
+
+  if (*argv == NULL)
+    {
+      *argz = NULL;
+      return 0;
+    }
+
+  while (argv[argc])
+    {
+      *argz_len += (strlen(argv[argc]) + 1);
+      argc++;
+    }
+
+  /* There are argc strings to copy into argz. */
+  if(!(*argz = (char *)malloc(*argz_len)))
+    return ENOMEM;
+
+  iter = *argz;
+  for(i = 0; i < argc; i++)
+    {
+      len = strlen(argv[i]) + 1;
+      memcpy(iter, argv[i], len);
+      iter += len;
+    }
+  return 0;
+}