[Freeswitch-users] how to enable ESL for ruby?

[Brian West]

The makefile will have to be changed to work with OS X since the  
linking is done differently.

It would be very similar to this one http://www.bkw.org/esl.imac.diff

Below will get it to compile:

imac:esl brian$ svn diff
Index: ruby/Makefile
===================================================================
--- ruby/Makefile	(revision 13432)
+++ ruby/Makefile	(working copy)
@@ -1,6 +1,7 @@
  ## no idea how to simply ask ruby which one to use
  LOCAL_CFLAGS=-I$(shell ruby -e 'require "rbconfig"; puts  
RbConfig::CONFIG["topdir"]')
  LOCAL_LDFLAGS=$(shell ruby -e 'require "rbconfig"; puts  
RbConfig::CONFIG["LIBRUBYARG"]')
+LOCAL_LDFLAGS += -framework Ruby

  all: ESL.so

Index: ruby/esl_wrap.cpp
===================================================================
--- ruby/esl_wrap.cpp	(revision 13432)
+++ ruby/esl_wrap.cpp	(working copy)
@@ -823,7 +823,7 @@



-#include <ruby.h>
+#include <ruby/ruby.h>

  /* Remove global macros defined in Ruby's win32.h */
  #ifdef write
Index: Makefile
===================================================================
--- Makefile	(revision 13432)
+++ Makefile	(working copy)
@@ -12,7 +12,7 @@
  OBJS=src/esl.o src/esl_event.o src/esl_threadmutex.o src/esl_config.o
  SRC=src/esl.c src/esl_event.c src/esl_threadmutex.c src/esl_config.c  
src/esl_oop.cpp
  HEADERS=src/include/esl_config.h src/include/esl_event.h src/include/ 
esl.h src/include/esl_threadmutex.h src/include/esl_oop.h
-SOLINK=-shared -Xlinker -x
+SOLINK=-dynamiclib -Xlinker -x
  # comment the next line to disable c++ (no swig mods for you then)
  OBJS += src/esl_oop.o



/b



On May 26, 2009, at 10:22 AM, dujinfang wrote:

> Hi,
>
> Following the wiki: http://wiki.freeswitch.org/wiki/Event_Socket_Library
> On MacOSX 10.5, I can't get ESL for ruby work. make throws error:
>
> sevens-mac-pro:~/workspace/test/freeswitch/trunk/libs/esl$ make  
> rubymod
> make MYLIB="../libesl.a" SOLINK="-shared -Xlinker -x" CFLAGS="-I/ 
> Users/
> seven/workspace/test/freeswitch/trunk/libs/esl/src/include -
> DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -O2 -ffast-
> math -Wall -Werror -Wunused-variable -Wwrite-strings -Wstrict-
> prototypes -Wmissing-prototypes" CXXFLAGS="-I/Users/seven/workspace/
> test/freeswitch/trunk/libs/esl/src/include -DHAVE_EDITLINE -g -ggdb -
> I../../libs/libedit/src/ -fPIC -Wall -Werror -Wno-unused-variable"
> CXX_CFLAGS="" -C ruby
> g++  -I/Users/seven/workspace/test/freeswitch/trunk/libs/esl/src/
> include -DHAVE_EDITLINE -g -ggdb -I../../libs/libedit/src/ -fPIC -Wall
> -Werror -Wno-unused-variable -I/opt/local/lib/ruby/1.8/i686-darwin9 -c
> esl_wrap.cpp -o esl_wrap.o
> g++ -shared -Xlinker -x esl_wrap.o ../libesl.a -lruby -o ESL.so -L.
> Undefined symbols:
>   "_main", referenced from:
>       start in crt1.10.5.o
> ld: symbol(s) not found
> collect2: ld returned 1 exit status
> make[1]: *** [ESL.so] Error 1
>
> Thanks for any help.

Brian West
brian at freeswitch.org

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