Add external modulesold-branches/dynamic-modules-rc2

* configure.ac: Add libtool support and module Makefiles.

* src/Makefile.in: Support libtool.

* src/alloc.c (mark_object): Mark the doc field of Lisp_Subr as object.

* src/doc.c (doc_is_from_module_p, get_doc_string, reread_doc_file)
(store_function_docstring, build_file_p, Fsnarf_documentation):
Support docstrings for external modules.

* src/lisp.h: Make the doc field of Lisp_Subr a Lisp_Object.

* src/lread.c (Fget_load_suffixes, Fload_module, string_suffixes_p)
(string_suffix_p, Fload, intern_c_string_1, defsubr)
(syms_of_lread): Add loading of external modules and the
docstrings of their functions.

* modules/curl: New module.

* modules/elisp: New module.

* modules/fmod: New module.

* modules/opaque: New module.

* modules/yaml: New module.

6 files changed, 53 insertions, 0 deletions

diff --git a/modules/yaml/tests/alias.yaml b/modules/yaml/tests/alias.yaml
new file mode 100644
index 00000000000..c3dade3a011
--- /dev/null
+++ b/modules/yaml/tests/alias.yaml
@@ -0,0 +1,14 @@
+---
+invoice: 34843
+date   : 2001-01-23
+bill-to: &id001
+    given  : Chris
+    family : Dumars
+    address:
+        lines: |
+            458 Walkman Dr.
+            Suite #292
+        city    : Royal Oak
+        state   : MI
+        postal  : 48046
+ship-to: *id001
diff --git a/modules/yaml/tests/map.yaml b/modules/yaml/tests/map.yaml
new file mode 100644
index 00000000000..4021d74248a
--- /dev/null
+++ b/modules/yaml/tests/map.yaml
@@ -0,0 +1,4 @@
+---
+a: 1
+b: 2
+c: 3
diff --git a/modules/yaml/tests/multi.yaml b/modules/yaml/tests/multi.yaml
new file mode 100644
index 00000000000..1eb61f7df3e
--- /dev/null
+++ b/modules/yaml/tests/multi.yaml
@@ -0,0 +1,16 @@
+---
+a: 1
+b:
+    - 1
+    - 2
+    - 3
+---
+foo:
+    bar: 1
+    baz: 2
+    bad: 3
+zob:
+    - 42
+    - 43
+---
+abc
diff --git a/modules/yaml/tests/nest.yaml b/modules/yaml/tests/nest.yaml
new file mode 100644
index 00000000000..8a453dfc771
--- /dev/null
+++ b/modules/yaml/tests/nest.yaml
@@ -0,0 +1,12 @@
+---
+product:
+    - sku         : BL394D
+      quantity    : 4
+      description : Basketball
+      price       : 450.00
+    - sku         : BL4438H
+      quantity    : 1
+      description : Super Hoop
+      price       : 2392.00
+tax  : 251.42
+total: 4443.52
diff --git a/modules/yaml/tests/scal.yaml b/modules/yaml/tests/scal.yaml
new file mode 100644
index 00000000000..aecd198b598
--- /dev/null
+++ b/modules/yaml/tests/scal.yaml
@@ -0,0 +1,2 @@
+---
+abc
diff --git a/modules/yaml/tests/seq.yaml b/modules/yaml/tests/seq.yaml
new file mode 100644
index 00000000000..15b6a9e3dc0
--- /dev/null
+++ b/modules/yaml/tests/seq.yaml
@@ -0,0 +1,5 @@
+---
+- abc
+- def
+- ghi
+- jkl