Include my new "lspawn" module by default for spawning processes.

The `textadept.run` module now uses `spawn()` instead of `io.popen()`.
This module replaces the dependency on winapi. Removed experimental
`io.popen()` and `os.execute()` hooks. They may be re-implemented later using
`spawn()`.

1 files changed, 0 insertions, 456 deletions

diff --git a/src/winapi.patch b/src/winapi.patch
deleted file mode 100644
index 1303a538..00000000
--- a/src/winapi.patch
+++ /dev/null
@@ -1,456 +0,0 @@
---- a/winapi.c	2012-06-28 04:50:56.000000000 -0400
-+++ b/winapi.c	2013-12-13 09:14:05.006746200 -0500
-@@ -20,7 +20,7 @@
- #ifdef __GNUC__

- #include <winable.h> /* GNU GCC specific */

- #endif

--#include "Winnetwk.h"

-+#include "winnetwk.h"

- #include <psapi.h>

- 

- 

-@@ -65,6 +65,7 @@
-   return wstring_buff(text,wbuff,sizeof(wbuff));

- }

- 

-+#if 0

- /// Text encoding.

- // @section encoding

- 

-@@ -768,7 +769,9 @@
-   return push_bool(L, MoveFile(src,dest));

- }

- 

-+#endif

- #define wconv(name) (name ? wstring_buff(name,w##name,sizeof(w##name)) : NULL)

-+#if 0

- 

- /// execute a shell command.

- // @param verb the action (e.g. 'open' or 'edit') can be nil.

-@@ -891,6 +894,7 @@
-   }

-   return push_new_File(L,hSerial,hSerial);

- }

-+#endif

- 

- static int push_wait_result(lua_State *L, DWORD res) {

-   if (res == WAIT_OBJECT_0) {

-@@ -918,6 +922,7 @@
-     return push_wait_result(L,wait_single(h,timeout));

- }

- 

-+#if 0

- static int push_wait_async(lua_State *L, HANDLE h, int timeout, int callback);

- 

- /// The Event class.

-@@ -1128,6 +1133,7 @@
-   #line 825 "winapi.l.c"

-   return push_new_Mutex(L,CreateMutex(NULL,FALSE,*name==0 ? NULL : name));

- }

-+#endif

- 

- /// A class representing a Windows process.

- // this example was [helpful](http://msdn.microsoft.com/en-us/library/ms682623%28VS.85%29.aspx)

-@@ -1179,6 +1185,7 @@
-     }

-   }

- 

-+#if 0

-   /// get the name of the process.

-   // @param full true if you want the full path; otherwise returns the base name.

-   // @function get_process_name

-@@ -1210,6 +1217,7 @@
-     lua_pushnumber(L, this->pid);

- 	return 1;

-   }

-+#endif

- 

-   /// kill the process.

-   // @{test-spawn.lua} kills a launched process after a certain amount of output.

-@@ -1221,6 +1229,7 @@
-     return 0;

-   }

- 

-+#if 0

-   /// get the working size of the process.

-   // @return minimum working set size

-   // @return maximum working set size.

-@@ -1280,6 +1289,7 @@
-     lua_pushnumber(L,fileTimeToMillisec(&kernel));

-     return 2;

-   }

-+#endif

- 

-   /// wait for this process to finish.

-   // @param timeout optional timeout in millisec; defaults to waiting indefinitely.

-@@ -1293,6 +1303,7 @@
-     return push_wait(L,this->hProcess, TIMEOUT(timeout));

-   }

- 

-+#if 0

-   /// run callback when this process is finished.

-   // @param callback the callback

-   // @param timeout optional timeout in millisec; defaults to waiting indefinitely.

-@@ -1320,6 +1331,7 @@
-     #line 968 "winapi.l.c"

-     return push_wait_result(L, WaitForInputIdle(this->hProcess, TIMEOUT(timeout)));

-   }

-+#endif

- 

-   /// exit code of this process.

-   // (Only makes sense if the process has in fact finished.)

-@@ -1354,15 +1366,21 @@
- #line 995 "winapi.l.c"

- 

- static const struct luaL_Reg Process_methods [] = {

-+#if 0

-      {"get_process_name",l_Process_get_process_name},

-    {"get_pid",l_Process_get_pid},

-+#endif

-    {"kill",l_Process_kill},

-+#if 0

-    {"get_working_size",l_Process_get_working_size},

-    {"get_start_time",l_Process_get_start_time},

-    {"get_run_times",l_Process_get_run_times},

-+#endif

-    {"wait",l_Process_wait},

-+#if 0

-    {"wait_async",l_Process_wait_async},

-    {"wait_for_input_idle",l_Process_wait_for_input_idle},

-+#endif

-    {"get_exit_code",l_Process_get_exit_code},

-    {"close",l_Process_close},

-    {"__gc",l_Process___gc},

-@@ -1388,6 +1406,7 @@
- // @{readme.md.Creating_and_working_with_Processes}

- // @section Processes

- 

-+#if 0

- /// create a process object from the id.

- // @param pid the process id

- // @return @{Process}

-@@ -1477,6 +1496,7 @@
-     return 1;

-   }

- }

-+#endif

- 

- // These functions are all run in background threads, and a little bit of poor man's

- // OOP helps here. This is the base struct for describing threads with callbacks,

-@@ -1493,6 +1513,7 @@
-   callback_data_

- } LuaCallback, *PLuaCallback;

- 

-+#if 0

- LuaCallback *lcb_callback(void *lcb, lua_State *L, int idx) {

-   LuaCallback *data;

-   if (lcb == NULL) {

-@@ -1510,6 +1531,7 @@
-   LuaCallback *lcb = (LuaCallback*)data;

-   return call_lua(lcb->L,lcb->callback,idx,text,persist);

- }

-+#endif

- 

- void lcb_allocate_buffer(void *data, int size) {

-   LuaCallback *lcb = (LuaCallback*)data;

-@@ -1535,6 +1557,7 @@
- #define lcb_bufsz(data) ((LuaCallback *)data)->bufsz

- #define lcb_handle(data) ((LuaCallback *)data)->handle

- 

-+#if 0

- /// Thread object. This is returned by the @{File:read_async} method and the @{make_timer},

- // @{make_pipe_server} and @{watch_for_file_changes} functions. Useful to kill a thread

- // and free associated resources.

-@@ -1707,6 +1730,7 @@
-   lcb->bufsz = timeout;

-   return lcb_new_thread((TCB)handle_waiter,lcb);

- }

-+#endif

- 

- /// this represents a raw Windows file handle.

- // The write handle may be distinct from the read handle.

-@@ -1785,6 +1809,7 @@
-     }

-   }

- 

-+#if 0

-   static void file_reader (File *this) { // background reader thread

-     int n;

-     do {

-@@ -1806,6 +1831,7 @@
-     this->callback = make_ref(L,callback);

-     return lcb_new_thread((TCB)&file_reader,this);

-   }

-+#endif

- 

-   static int l_File_close(lua_State *L) {

-     File *this = File_arg(L,1);

-@@ -1827,7 +1853,9 @@
- static const struct luaL_Reg File_methods [] = {

-      {"write",l_File_write},

-    {"read",l_File_read},

-+#if 0

-    {"read_async",l_File_read_async},

-+#endif

-    {"close",l_File_close},

-    {"__gc",l_File___gc},

-   {NULL, NULL}  /* sentinel */

-@@ -1853,6 +1881,7 @@
- /// Launching processes.

- // @section Launch

- 

-+#if 0

- /// set an environment variable for any child processes.

- // @{setenv.lua} shows how this also affects processes

- // launched with @{os.execute}

-@@ -1869,6 +1898,7 @@
-   WCHAR wname[256],wvalue[MAX_WPATH];

-   return push_bool(L, SetEnvironmentVariableW(wconv(name),wconv(value)));

- }

-+#endif

- 

- /// Spawn a process.

- // @param program the command-line (program + parameters)

-@@ -1938,6 +1968,7 @@
-   }

- }

- 

-+#if 0

- /// execute a system command.

- // This is like `os.execute()`, except that it works without ugly

- // console flashing in Windows GUI applications. It additionally

-@@ -2564,11 +2595,28 @@
-     return push_error(L);

-   }

- }

-+#endif

- 

- #line 2005 "winapi.l.c"

- static const char *lua_code_block = ""\

-   "function winapi.execute(cmd,unicode)\n"\

-   "  local comspec = os.getenv('COMSPEC')\n"\

-+  "  cmd = comspec ..' /c '..cmd\n"\

-+  "  local P,f = winapi.spawn_process(cmd)\n"\

-+  "  if not P then return nil,f end\n"\

-+  "  local txt = f:read()\n"\

-+  "  local out = {}\n"\

-+  "  while txt do\n"\

-+  "    table.insert(out,txt)\n"\

-+  "    txt = f:read()\n"\

-+  "  end\n"\

-+  "  return P:wait():get_exit_code(),table.concat(out,'')\n"\

-+  "end\n"\

-+;

-+#if 0

-+static const char *lua_code_block = ""\

-+  "function winapi.execute(cmd,unicode)\n"\

-+  "  local comspec = os.getenv('COMSPEC')\n"\

-   "  if unicode ~= 'unicode' then\n"\

-   "    cmd = comspec ..' /c '..cmd\n"\

-   "    local P,f = winapi.spawn_process(cmd)\n"\

-@@ -2638,11 +2686,13 @@
-   "end\n"\

-   "function winapi.dirs(mask,subdirs) return winapi.files(mask,subdirs,'D') end\n"\

- ;

-+#endif

- static void load_lua_code (lua_State *L) {

-   luaL_dostring(L,lua_code_block);

- }

- 

- 

-+#if 0

- #line 2010 "winapi.l.c"

- int init_mutex(lua_State *L) {

- setup_mutex();

-@@ -2769,9 +2819,11 @@
-  lua_pushinteger(L,REG_MULTI_SZ); lua_setfield(L,-2,"REG_MULTI_SZ");

-  lua_pushinteger(L,REG_EXPAND_SZ); lua_setfield(L,-2,"REG_EXPAND_SZ");

- }

-+#endif

- 

- #line 2126 "winapi.l.c"

- static const luaL_Reg winapi_funs[] = {

-+#if 0

-        {"set_encoding",l_set_encoding},

-    {"get_encoding",l_get_encoding},

-    {"encode",l_encode},

-@@ -2804,7 +2856,9 @@
-    {"get_processes",l_get_processes},

-    {"wait_for_processes",l_wait_for_processes},

-    {"setenv",l_setenv},

-+#endif

-    {"spawn_process",l_spawn_process},

-+#if 0

-    {"thread",l_thread},

-    {"make_timer",l_make_timer},

-    {"open_pipe",l_open_pipe},

-@@ -2817,6 +2871,7 @@
-    {"watch_for_file_changes",l_watch_for_file_changes},

-    {"open_reg_key",l_open_reg_key},

-    {"create_reg_key",l_create_reg_key},

-+#endif

-     {NULL,NULL}

- };

- 

-@@ -2829,16 +2884,24 @@
- #else

-     luaL_register(L,"winapi",winapi_funs);

- #endif

-+#if 0

-     Window_register(L);

- Event_register(L);

- Mutex_register(L);

-+#endif

- Process_register(L);

-+#if 0

- Thread_register(L);

-+#endif

- File_register(L);

-+#if 0

- Regkey_register(L);

-+#endif

- load_lua_code(L);

-+#if 0

- init_mutex(L);

- set_winapi_constants(L);

-+#endif

-     return 1;

- }

- 

---- a/wutils.h	2012-06-28 04:50:56.000000000 -0400
-+++ b/wutils.h	2013-11-19 22:59:15.224130460 -0500
-@@ -4,12 +4,17 @@
- 
- extern int mutex_locked;
- 
-+#if 0
- Ref make_ref(lua_State *L, int idx);
-+#endif
- void release_ref(lua_State *L, Ref ref);
-+#if 0
- int push_ref(lua_State *L, Ref ref);
-+#endif
- const char *last_error(int err);
- int push_error_msg(lua_State *L, LPCSTR msg) ;
- int push_error(lua_State *L);
-+#if 0
- int push_error_code(lua_State *L, int err);
- int push_ok(lua_State *L);
- int push_bool(lua_State *L, int bval);
-@@ -17,15 +22,19 @@
- BOOL call_lua_direct(lua_State *L, Ref ref, int idx, LPCSTR text, int discard);
- void make_message_window();
- BOOL call_lua(lua_State *L, Ref ref, int idx, LPCSTR text, int discard);
-+#endif
- void lock_mutex();
- void release_mutex();
-+#if 0
- void setup_mutex();
- 
- // encoding and converting text
- void set_encoding(int e);
- int get_encoding();
-+#endif
- 
- LPWSTR wstring_buff(LPCSTR text, LPWSTR wbuf, int bufsz);
-+#if 0
- int push_wstring_l(lua_State *L, LPCWSTR us, int len);
- int push_wstring(lua_State *L, LPCWSTR us);
- 
-@@ -33,5 +42,6 @@
- 
- int mb_const (LPCSTR name);
- LPCSTR mb_result (int res);
-+#endif
- 
- #endif
---- a/wutils.c	2012-06-28 04:50:56.000000000 -0400
-+++ b/wutils.c	2013-11-19 22:59:15.224130460 -0500
-@@ -12,6 +12,7 @@
- 
- typedef int Ref;
- 
-+#if 0
- /// make a reference to a Lua object.
- // @param L the state
- // @param idx the index of the value on the stack.
-@@ -21,6 +22,7 @@
-   lua_pushvalue(L,idx);
-   return luaL_ref(L,LUA_REGISTRYINDEX);
- }
-+#endif
- 
- /// release a reference to a Lua value.
- // @param L the state
-@@ -30,6 +32,7 @@
-   luaL_unref(L,LUA_REGISTRYINDEX,ref);
- }
- 
-+#if 0
- /// push a referenced value on the stack.
- // @param L the state
- // @param ref the reference
-@@ -39,6 +42,7 @@
-   lua_rawgeti(L,LUA_REGISTRYINDEX,ref);
-   return 1;
- }
-+#endif
- 
- const char *last_error(int err) {
-   static char errbuff[256];
-@@ -75,6 +79,7 @@
-   return push_error_msg(L,last_error(0));
- }
- 
-+#if 0
- /// push a particular Windows error.
- // @param L the state
- // @param err the error code
-@@ -192,6 +197,7 @@
-     SetWindowLongPtr(hMessageWin, GWLP_USERDATA, subclassedProc);
-   }
- }
-+#endif
- 
- static HANDLE hLuaMutex = NULL, hMutex = NULL;
- int mutex_locked = 0;
-@@ -210,6 +216,7 @@
-   ReleaseMutex(hMutex);
- }
- 
-+#if 0
- // this is a useful function to call a Lua function within an exclusive
- // mutex lock. There are two parameters:
- //
-@@ -255,7 +262,9 @@
-   return res;
- }
- 
-+#endif
- static int current_encoding = CP_ACP;
-+#if 0
- 
- /// set the encoding.
- // Will be one of `CP_ACP` or `CP_UTF8`
-@@ -271,6 +280,7 @@
- int get_encoding() {
-   return current_encoding;
- }
-+#endif
- 
- /// convert text to UTF-16 depending on encoding.
- // @param text the input multi-byte text
-@@ -290,6 +300,7 @@
-   }
- }
- 
-+#if 0
- /// push a wide string on the Lua stack with given size.
- // This converts to the current encoding first.
- // @param L the State
-@@ -389,4 +400,5 @@
-   default: return "?";
-   }
- }
-+#endif
-