package = 'yaml'
version = '0.2-2'
source = {
    url = 'http://files.luaforge.net/releases/yaml/yaml/0.2/yaml-0.2.tar.gz',
    md5 = '18c25a2a6609b2862e3485952cf73634',
    dir = 'yaml-0.2',
}
description = {
    summary = "Lua YAML serialization using LibYAML",
    detailed = [[
        This module is a Lua binding for Kirill Siminov's excellent LibYAML.
        LibYAML is generally considered to be the best C YAML 1.1 implementation.
    ]],
    homepage = 'http://yaml.luaforge.net/',
    maintainer = 'Francois Perrad', -- only of the rockspec
    -- the author and copyright holder of this module is Andrew Danforth
    license = 'MIT',
}
dependencies = {
    'lua >= 5.1',
}
external_dependencies = {
    -- yaml-0.2.tar.gz contains a copy of LibYAML 0.1.3
    -- but, we build with the latest version installed
    -- with the package libyaml-dev (0.1.4 at this time)
    YAML = {
        header  = "yaml.h",
        library = "yaml",
    },
}
build = {
    type = "builtin",
    modules = {
        yaml = {
            sources = {
                "lyaml.c",
                "b64.c",
            },
            libraries = "yaml",
        },
    },
    patches = {
        ["strict51.patch"] = [[
--- old/lyaml.c
+++ new/lyaml.c
@@ -350,7 +350,7 @@
 
    yaml_parser_initialize(&loader.parser);
    yaml_parser_set_input_string(&loader.parser,
-      (const unsigned char *)lua_tostring(L, 1), lua_strlen(L, 1));
+      (const unsigned char *)lua_tostring(L, 1), lua_objlen(L, 1));
    load(&loader);
 
    delete_event(&loader);
@@ -470,7 +470,7 @@
 }
 
 static int dump_array(struct lua_yaml_dumper *dumper) {
-   int i, n = luaL_getn(dumper->L, -1);
+   int i, n = lua_objlen(dumper->L, -1);
    yaml_event_t ev;
    yaml_char_t *anchor = get_yaml_anchor(dumper);
 
@@ -533,7 +533,7 @@
          type = figure_table_type(dumper->L);
 
       if (type == LUAYAML_KIND_UNKNOWN && Dump_Auto_Array &&
-          luaL_getn(dumper->L, -1) > 0) {
+          lua_objlen(dumper->L, -1) > 0) {
          type = LUAYAML_KIND_SEQUENCE;
       }
 
@@ -717,6 +717,6 @@
       { NULL, NULL}
    };
 
-   luaL_openlib(L, "yaml", yamllib, 0);
+   luaL_register(L, "yaml", yamllib);
    return 1;
 }
]],
        ["compat52.patch"] = [[
--- old/lyaml.c
+++ new/lyaml.c
@@ -36,6 +36,12 @@
 #include "yaml.h"
 #include "b64.h"
 
+#if LUA_VERSION_NUM >= 502
+#define luaL_reg                luaL_Reg
+#define lua_objlen              lua_rawlen
+#define luaL_register(L,n,l)    luaL_newlib(L,(l))
+#endif
+
 /* configurable flags */
 static char Dump_Auto_Array = 1;
 static char Dump_Error_on_Unsupported = 0;
]],
        ["warnings64bits.patch"] = [[
--- old/lyaml.c
+++ new/lyaml.c
@@ -98,7 +98,7 @@
    luaL_addstring(&b, buf);
 
    if (loader->parser.problem_mark.line || loader->parser.problem_mark.column) {
-      snprintf(buf, sizeof(buf), ", line: %d, column: %d\n",
+      snprintf(buf, sizeof(buf), ", line: %zu, column: %zu\n",
          loader->parser.problem_mark.line + 1,
          loader->parser.problem_mark.column + 1);
       luaL_addstring(&b, buf);
@@ -107,7 +107,7 @@
    }
 
    if (loader->parser.context) {
-      snprintf(buf, sizeof(buf), "%s at line: %d, column: %d\n",
+      snprintf(buf, sizeof(buf), "%s at line: %zu, column: %zu\n",
          loader->parser.context,
          loader->parser.context_mark.line + 1,
          loader->parser.context_mark.column + 1);
@@ -575,7 +575,7 @@
    yaml_emitter_emit(&dumper->emitter, &ev);
 }
 
-static int append_output(void *arg, unsigned char *buf, unsigned int len) {
+static int append_output(void *arg, unsigned char *buf, size_t len) {
    struct lua_yaml_dumper *dumper = (struct lua_yaml_dumper *)arg;
    luaL_addlstring(&dumper->yamlbuf, (char *)buf, len);
    return 1;
]],
    },
}