5 files changed, 24 insertions, 17 deletions

diff --git a/doc/http.html b/doc/http.html
index 3b7a8b1..78f785a 100644
--- a/doc/http.html
+++ b/doc/http.html
@@ -135,7 +135,8 @@ http.<b>request{</b><br>
 &nbsp;&nbsp;[step = <i>LTN12 pump step</i>,]<br>
 &nbsp;&nbsp;[proxy = <i>string</i>,]<br>
 &nbsp;&nbsp;[redirect = <i>boolean</i>,]<br>
-&nbsp;&nbsp;[create = <i>function</i>]<br>
+&nbsp;&nbsp;[create = <i>function</i>,]<br>
+&nbsp;&nbsp;[maxredirects = <i>number</i>]<br>
 <b>}</b>
 </p>
 
@@ -185,6 +186,7 @@ Defaults to the LTN12 <tt>pump.step</tt> function.
 function from  automatically following 301 or 302 server redirect messages; 
 <li><tt>create</tt>: An optional function to be used instead of
 <a href=tcp.html#socket.tcp><tt>socket.tcp</tt></a> when the communications socket is created. 
+<li><tt>maxredirects</tt>: An optional number specifying the maximum number of redirects to follow.  Defaults to <tt>5</tt> if not specified.  A boolean <tt>false</tt> value means no maximum (unlimited).
 </ul>
 
 <p class=return>
@@ -324,8 +326,8 @@ r, c = http.request {
 </p>
 <p>
 <small>
-Last modified by Diego Nehab on <br>
-Thu Apr 20 00:25:26 EDT 2006
+Last modified by Eric Westbrook on <br>
+Sat Feb 23 19:09:42 UTC 2019
 </small>
 </p>
 </center>
diff --git a/luasocket-scm-0.rockspec b/luasocket-scm-0.rockspec
index 61bd645..c827e46 100644
--- a/luasocket-scm-0.rockspec
+++ b/luasocket-scm-0.rockspec
@@ -75,7 +75,7 @@ local function make_plat(plat)
                 modules["socket.core"].libraries = {"network"}
             end
                 modules["socket.unix"] = {
-                  sources = { "src/buffer.c", "src/auxiliar.c", "src/options.c", "src/timeout.c", "src/io.c", "src/usocket.c", "src/unix.c" },
+                  sources = { "src/buffer.c", "src/auxiliar.c", "src/options.c", "src/timeout.c", "src/io.c", "src/usocket.c", "src/unix.c", "src/unixdgram.c", "src/unixstream.c" },
                   defines = defines[plat],
                   incdir = "/src"
                 }
diff --git a/src/compat.h b/src/compat.h
index e2ab307..49e83f9 100644
--- a/src/compat.h
+++ b/src/compat.h
@@ -5,6 +5,8 @@
 #include "lauxlib.h"
 
 #if LUA_VERSION_NUM==501
+#define luaL_setfuncs socket_setfuncs
+#define luaL_testudata socket_testudata
 void luaL_setfuncs (lua_State *L, const luaL_Reg *l, int nup);
 void *luaL_testudata ( lua_State *L, int arg, const char *tname);
 #endif
diff --git a/src/http.lua b/src/http.lua
index 6b26a0a..fb729b2 100644
--- a/src/http.lua
+++ b/src/http.lua
@@ -285,7 +285,9 @@ local function shouldredirect(reqt, code, headers)
     return (reqt.redirect ~= false) and
            (code == 301 or code == 302 or code == 303 or code == 307) and
            (not reqt.method or reqt.method == "GET" or reqt.method == "HEAD")
-           and (not reqt.nredirects or reqt.nredirects < 5)
+        and ((false == reqt.maxredirects)
+                or ((reqt.nredirects or 0)
+                        < (reqt.maxredirects or 5)))
 end
 
 local function shouldreceivebody(reqt, code)
@@ -307,6 +309,7 @@ local trequest, tredirect
         sink = reqt.sink,
         headers = reqt.headers,
         proxy = reqt.proxy,
+        maxredirects = reqt.maxredirects,
         nredirects = (reqt.nredirects or 0) + 1,
         create = reqt.create
     }
diff --git a/src/makefile b/src/makefile
index 0f4b359..cc1ec7e 100644
--- a/src/makefile
+++ b/src/makefile
@@ -35,7 +35,7 @@ DEBUG?=NODEBUG
 # LUAINC_macosx:
 # /opt/local/include
 LUAINC_macosx_base?=/opt/local/include
-LUAINC_macosx?=$(LUAINC_macosx_base)/lua/$(LUAV)
+LUAINC_macosx?=$(LUAINC_macosx_base)/lua/$(LUAV) $(LUAINC_macosx_base)/lua$(LUAV)
 # FIXME default should this default to fink or to macports?
 # What happens when more than one Lua version is installed?
 LUAPREFIX_macosx?=/opt/local
@@ -48,7 +48,7 @@ LDIR_macosx?=share/lua/$(LUAV)
 # /usr/local/include/lua$(LUAV)
 # where lua headers are found for linux builds
 LUAINC_linux_base?=/usr/include
-LUAINC_linux?=$(LUAINC_linux_base)/lua/$(LUAV)
+LUAINC_linux?=$(LUAINC_linux_base)/lua/$(LUAV) $(LUAINC_linux_base)/lua$(LUAV)
 LUAPREFIX_linux?=/usr/local
 CDIR_linux?=lib/lua/$(LUAV)
 LDIR_linux?=share/lua/$(LUAV)
@@ -57,7 +57,7 @@ LDIR_linux?=share/lua/$(LUAV)
 # /usr/local/include/lua$(LUAV)
 # where lua headers are found for freebsd builds
 LUAINC_freebsd_base?=/usr/local/include/
-LUAINC_freebsd?=$(LUAINC_freebsd_base)/lua$(LUAV)
+LUAINC_freebsd?=$(LUAINC_freebsd_base)/lua/$(LUAV) $(LUAINC_freebsd_base)/lua$(LUAV)
 LUAPREFIX_freebsd?=/usr/local/
 CDIR_freebsd?=lib/lua/$(LUAV)
 LDIR_freebsd?=share/lua/$(LUAV)
@@ -66,7 +66,7 @@ LDIR_freebsd?=share/lua/$(LUAV)
 # LUAINC_mingw:
 # /opt/local/include
 LUAINC_mingw_base?=/usr/include
-LUAINC_mingw?=$(LUAINC_mingw_base)/lua/$(LUAV)
+LUAINC_mingw?=$(LUAINC_mingw_base)/lua/$(LUAV) $(LUAINC_mingw_base)/lua$(LUAV)
 LUALIB_mingw_base?=/usr/bin
 LUALIB_mingw?=$(LUALIB_mingw_base)/lua/$(LUAV)/lua$(subst .,,$(LUAV)).dll
 LUAPREFIX_mingw?=/usr
@@ -78,7 +78,7 @@ LDIR_mingw?=lua/$(LUAV)/lua
 # LUALIB_win32:
 # where lua headers and libraries are found for win32 builds
 LUAPREFIX_win32?=
-LUAINC_win32?=$(LUAPREFIX_win32)/include/lua/$(LUAV)
+LUAINC_win32?=$(LUAPREFIX_win32)/include/lua/$(LUAV) $(LUAPREFIX_win32)/include/lua$(LUAV)
 PLATFORM_win32?=Release
 CDIR_win32?=bin/lua/$(LUAV)/$(PLATFORM_win32)
 LDIR_win32?=bin/lua/$(LUAV)/$(PLATFORM_win32)/lua
@@ -88,7 +88,7 @@ LUALIBNAME_win32?=lua$(subst .,,$(LUAV)).lib
 
 # LUAINC_solaris:
 LUAINC_solaris_base?=/usr/include
-LUAINC_solaris?=$(LUAINC_solaris_base)/lua/$(LUAV)
+LUAINC_solaris?=$(LUAINC_solaris_base)/lua/$(LUAV) $(LUAINC_solaris_base)/lua$(LUAV)
 LUAPREFIX_solaris?=/usr/local
 CDIR_solaris?=lib/lua/$(LUAV)
 LDIR_solaris?=share/lua/$(LUAV)
@@ -153,7 +153,7 @@ DEF_macosx= -DLUASOCKET_$(DEBUG) -DUNIX_HAS_SUN_LEN \
         -DLUASOCKET_API='__attribute__((visibility("default")))' \
         -DUNIX_API='__attribute__((visibility("default")))' \
         -DMIME_API='__attribute__((visibility("default")))'
-CFLAGS_macosx= -I$(LUAINC) $(DEF) -Wall -O2 -fno-common \
+CFLAGS_macosx=$(LUAINC:%=-I%) $(DEF) -Wall -O2 -fno-common \
         -fvisibility=hidden
 LDFLAGS_macosx= -bundle -undefined dynamic_lookup -o 
 LD_macosx= export MACOSX_DEPLOYMENT_TARGET="10.3"; gcc
@@ -169,7 +169,7 @@ DEF_linux=-DLUASOCKET_$(DEBUG) \
         -DLUASOCKET_API='__attribute__((visibility("default")))' \
         -DUNIX_API='__attribute__((visibility("default")))' \
         -DMIME_API='__attribute__((visibility("default")))'
-CFLAGS_linux= -I$(LUAINC) $(DEF) -Wall -Wshadow -Wextra \
+CFLAGS_linux=$(LUAINC:%=-I%) $(DEF) -Wall -Wshadow -Wextra \
         -Wimplicit -O2 -ggdb3 -fpic -fvisibility=hidden
 LDFLAGS_linux=-O -shared -fpic -o 
 LD_linux=gcc
@@ -185,7 +185,7 @@ DEF_freebsd=-DLUASOCKET_$(DEBUG) -DUNIX_HAS_SUN_LEN \
         -DLUASOCKET_API='__attribute__((visibility("default")))' \
         -DUNIX_API='__attribute__((visibility("default")))' \
         -DMIME_API='__attribute__((visibility("default")))'
-CFLAGS_freebsd= -I$(LUAINC) $(DEF) -Wall -Wshadow -Wextra \
+CFLAGS_freebsd=$(LUAINC:%=-I%) $(DEF) -Wall -Wshadow -Wextra \
         -Wimplicit -O2 -ggdb3 -fpic -fvisibility=hidden
 LDFLAGS_freebsd=-O -shared -fpic -o 
 LD_freebsd=gcc
@@ -201,7 +201,7 @@ DEF_solaris=-DLUASOCKET_$(DEBUG) \
         -DLUASOCKET_API='__attribute__((visibility("default")))' \
         -DUNIX_API='__attribute__((visibility("default")))' \
         -DMIME_API='__attribute__((visibility("default")))'
-CFLAGS_solaris=-I$(LUAINC) $(DEF) -Wall -Wshadow -Wextra \
+CFLAGS_solaris=$(LUAINC:%=-I%) $(DEF) -Wall -Wshadow -Wextra \
         -Wimplicit -O2 -ggdb3 -fpic -fvisibility=hidden   
 LDFLAGS_solaris=-lnsl -lsocket -lresolv -O -shared -fpic -o 
 LD_solaris=gcc
@@ -216,7 +216,7 @@ CC_mingw=gcc
 DEF_mingw= -DLUASOCKET_INET_PTON -DLUASOCKET_$(DEBUG) \
         -DWINVER=0x0501 -DLUASOCKET_API='__declspec(dllexport)' \
         -DMIME_API='__declspec(dllexport)'
-CFLAGS_mingw= -I$(LUAINC) $(DEF) -Wall -O2 -fno-common \
+CFLAGS_mingw=$(LUAINC:%=-I%) $(DEF) -Wall -O2 -fno-common \
         -fvisibility=hidden
 LDFLAGS_mingw= $(LUALIB) -shared -Wl,-s -lws2_32 -o 
 LD_mingw=gcc
@@ -233,7 +233,7 @@ DEF_win32= //D "WIN32" //D "NDEBUG" //D "_WINDOWS" //D "_USRDLL" \
      //D "LUASOCKET_API=__declspec(dllexport)" //D "_CRT_SECURE_NO_WARNINGS" \
      //D "_WINDLL" //D "MIME_API=__declspec(dllexport)" \
      //D "LUASOCKET_$(DEBUG)" 
-CFLAGS_win32=//I "$(LUAINC)" $(DEF) //O2 //Ot //MD //W3 //nologo
+CFLAGS_win32=$(LUAINC:%=//I "%") $(DEF) //O2 //Ot //MD //W3 //nologo
 LDFLAGS_win32= //nologo //link //NOLOGO //DLL //INCREMENTAL:NO \
     //MANIFEST //MANIFESTFILE:"intermediate.manifest" \
     //MANIFESTUAC:"level='asInvoker' uiAccess='false'" \