diff --git a/src/create_man.py b/src/create_man.py
index c9b6434..d2505ee 100644
--- a/src/create_man.py
+++ b/src/create_man.py
@@ -96,14 +96,20 @@ def do_print(var):
 ######################################################################
 def run():
   import parsed_text
-  file = open("irpf90_entities","w")
+  import os,sys
   l = variables.keys()
-  l.sort()
-  for v in l:
-    do_print_short(file,variables[v])
-  file.close()
-  for v in l:
-    do_print(variables[v])
+  if os.fork() == 0:
+    for v in l:
+      do_print(variables[v])
+    sys.exit(0)
+
+  if os.fork() == 0:
+    file = open("irpf90_entities","w")
+    l.sort()
+    for v in l:
+      do_print_short(file,variables[v])
+    file.close()
+    sys.exit(0)
 
 ######################################################################
 if __name__ == '__main__':
diff --git a/src/irpf90.py b/src/irpf90.py
index 6803298..ee6e948 100644
--- a/src/irpf90.py
+++ b/src/irpf90.py
@@ -63,6 +63,7 @@ def main():
   if not command_line.do_run:
     return
 
+
   init()
 
   import irp_stack
diff --git a/src/makefile.py b/src/makefile.py
index c6736bc..e0acd9c 100644
--- a/src/makefile.py
+++ b/src/makefile.py
@@ -25,6 +25,7 @@
 #   scemama@irsamc.ups-tlse.fr
 
 
+import os,sys
 import irpf90_t
 irpdir = irpf90_t.irpdir
 mandir = irpf90_t.mandir
@@ -60,93 +61,95 @@ irpf90.make: $(wildcard *.irp.f)
 ######################################################################
 def run():
   from modules import modules
-  mod = []
-  for m in modules.keys():
-    mod.append(modules[m])
+  if os.fork() == 0:
+    mod = []
+    for m in modules.keys():
+      mod.append(modules[m])
 
-  file = open('irpf90.make','w')
+    file = open('irpf90.make','w')
 
-  result = "SRC += %sirp_stack.irp.F90"%(irpdir)
-  result += " %sirp_touches.irp.F90"%(irpdir)
-  for m in mod:
-    result += " %s%s.irp.F90"%(irpdir,m.name[:-4])
-  print >>file, result
+    result = "SRC += %sirp_stack.irp.F90"%(irpdir)
+    result += " %sirp_touches.irp.F90"%(irpdir)
+    for m in mod:
+      result += " %s%s.irp.F90"%(irpdir,m.name[:-4])
+    print >>file, result
 
-  result = "OBJ += %sirp_stack.irp.o"%(irpdir)
-  for m in mod:
-    if not m.is_main:
-      result += " %s%s.irp.o"%(irpdir,m.name[:-4])
-  print >>file, result
+    result = "OBJ += %sirp_stack.irp.o"%(irpdir)
+    for m in mod:
+      if not m.is_main:
+        result += " %s%s.irp.o"%(irpdir,m.name[:-4])
+    print >>file, result
 
-  print >>file, "OBJ1 = $(patsubst %%, %s%%,$(notdir $(OBJ))) %sirp_touches.irp.o"%(irpdir,irpdir)
+    print >>file, "OBJ1 = $(patsubst %%, %s%%,$(notdir $(OBJ))) %sirp_touches.irp.o"%(irpdir,irpdir)
 
-  all = filter(lambda x: modules[x].is_main, modules)
-  all = map(lambda x: x[:-6], all)
-  all_o = map(lambda x: "%s.irp.o"%(x), all)
-  print >>file, "ALL = %s"%(" ".join(all))
-  print >>file, "ALL_OBJ = %s"%(" ".join(all_o))
-  print >>file, "ALL_OBJ1 = $(patsubst %%, %s%%,$(notdir $(ALL_OBJ)))"%(irpdir)
-  print >>file, "all:$(ALL)"
-  print >>file, "\t@make -s move"
-  for m in mod:
-    if m.is_main:
-      exe = m.name[:-4]
-      print >>file, "%s: %s%s.irp.o $(OBJ1)"%(exe,irpdir,exe)
-      print >>file, "\t$(FC) -o $@ %s$@.irp.o $(OBJ1) $(LIB)"%(irpdir)
-      print >>file, "\t@make -s move"
+    all = filter(lambda x: modules[x].is_main, modules)
+    all = map(lambda x: x[:-6], all)
+    all_o = map(lambda x: "%s.irp.o"%(x), all)
+    print >>file, "ALL = %s"%(" ".join(all))
+    print >>file, "ALL_OBJ = %s"%(" ".join(all_o))
+    print >>file, "ALL_OBJ1 = $(patsubst %%, %s%%,$(notdir $(ALL_OBJ)))"%(irpdir)
+    print >>file, "all:$(ALL)"
+    print >>file, "\t@make -s move"
+    for m in mod:
+      if m.is_main:
+        exe = m.name[:-4]
+        print >>file, "%s: %s%s.irp.o $(OBJ1)"%(exe,irpdir,exe)
+        print >>file, "\t$(FC) -o $@ %s$@.irp.o $(OBJ1) $(LIB)"%(irpdir)
+        print >>file, "\t@make -s move"
 
-  buffer = ""
-  for m in mod:
-    filename = "%s%s.irp.o:"%(irpdir,m.name[:-4])
-    mds = map (lambda x: " %s%s.irp.o"%(irpdir,x[:-4]),m.needed_modules)
-    print >>file, filename+" ".join(mds)
-    if not m.is_main:
-      buffer += "\t - @echo '"+filename+" ".join(mds)+"' >> %sdist_Makefile\n"%(irpdir)
-  print >>file, "%sirp_touches.irp.o:"%(irpdir),
-  mds = filter(lambda x: not x.is_main,mod)
-  mds = map(lambda x: " %s%s.irp.o"%(irpdir,x.name[:-4]),mds)
-  print >>file," ".join(mds)
-  
+    buffer = ""
+    for m in mod:
+      filename = "%s%s.irp.o:"%(irpdir,m.name[:-4])
+      mds = map (lambda x: " %s%s.irp.o"%(irpdir,x[:-4]),m.needed_modules)
+      print >>file, filename+" ".join(mds)
+      if not m.is_main:
+        buffer += "\t - @echo '"+filename+" ".join(mds)+"' >> %sdist_Makefile\n"%(irpdir)
+    print >>file, "%sirp_touches.irp.o:"%(irpdir),
+    mds = filter(lambda x: not x.is_main,mod)
+    mds = map(lambda x: " %s%s.irp.o"%(irpdir,x.name[:-4]),mds)
+    print >>file," ".join(mds)
+    
 
-  print >>file, "%sdist_Makefile:"%(irpdir)
-  print >>file, "\t- @echo FC=$(FC) > %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo FCFLAGS=$(FCFLAGS) >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo LIB=$(LIB) >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo .DEFAULT_GOAL: exe >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo 'exe: $$(EXE).irp.F90 $(OBJ) irp_touches.irp.o'  >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo '\t$$(FC) -o $$(EXE) $$(EXE).irp.F90 $(OBJ) irp_touches.irp.o $$(LIB)' >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo '%%.o: %%.F90'  >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo '\t$$(FC) $$(FCFLAGS) -c $$*.F90 -o $$*.o' >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo 'clean:' >> %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @echo '\trm *.o *.mod $$(EXE) 2>/dev/null' >> %sdist_Makefile"%(irpdir)
-  print >>file, buffer
-  print >>file, "\t- @echo '\tirp_touches.irp.o: irp_touches.irp.F90 $(OBJ) >> %sdist_Makefile"%(irpdir)
+    print >>file, "%sdist_Makefile:"%(irpdir)
+    print >>file, "\t- @echo FC=$(FC) > %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo FCFLAGS=$(FCFLAGS) >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo LIB=$(LIB) >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo .DEFAULT_GOAL: exe >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo 'exe: $$(EXE).irp.F90 $(OBJ) irp_touches.irp.o'  >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo '\t$$(FC) -o $$(EXE) $$(EXE).irp.F90 $(OBJ) irp_touches.irp.o $$(LIB)' >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo '%%.o: %%.F90'  >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo '\t$$(FC) $$(FCFLAGS) -c $$*.F90 -o $$*.o' >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo 'clean:' >> %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @echo '\trm *.o *.mod $$(EXE) 2>/dev/null' >> %sdist_Makefile"%(irpdir)
+    print >>file, buffer
+    print >>file, "\t- @echo '\tirp_touches.irp.o: irp_touches.irp.F90 $(OBJ) >> %sdist_Makefile"%(irpdir)
 
-  print >>file, "%%.dist: %sdist_Makefile"%(irpdir)
-  print >>file, "\t- @mkdir -p dist/$*| DO_NOTHING="
-  print >>file, "\t- @cp %s* dist/$*/| DO_NOTHING="%(irpdir)
-  print >>file, "\t- @for i in $(ALL) $(OBJ) irp_touches.irp.o $(ALL_OBJ); do rm dist/$*/$$i ; done| DO_NOTHING="
-  print >>file, "\t- @for i in $(ALL) ; do rm dist/$*/$$i.irp.F90 ; done| DO_NOTHING="
-  print >>file, "\t- @rm dist/$*/{*.irp.f,*.mod,irpf90_entities}| DO_NOTHING="
-  print >>file, "\t- @rm dist/$*/*.mod 2>/dev/null| DO_NOTHING="
-  print >>file, "\t- @echo 'EXE = $*' > dist/$*/Makefile| DO_NOTHING="
-  print >>file, "\t- @cat dist/$*/dist_Makefile >> dist/$*/Makefile| DO_NOTHING="
-  print >>file, "\t- @rm dist/$*/dist_Makefile| DO_NOTHING="
-  print >>file, "\t- @cp %s$*.irp.F90 dist/$*/| DO_NOTHING="%(irpdir)
-  print >>file, "\t- cd dist ; tar -zcvf ../$*.tar.gz $*\n"
+    print >>file, "%%.dist: %sdist_Makefile"%(irpdir)
+    print >>file, "\t- @mkdir -p dist/$*| DO_NOTHING="
+    print >>file, "\t- @cp %s* dist/$*/| DO_NOTHING="%(irpdir)
+    print >>file, "\t- @for i in $(ALL) $(OBJ) irp_touches.irp.o $(ALL_OBJ); do rm dist/$*/$$i ; done| DO_NOTHING="
+    print >>file, "\t- @for i in $(ALL) ; do rm dist/$*/$$i.irp.F90 ; done| DO_NOTHING="
+    print >>file, "\t- @rm dist/$*/{*.irp.f,*.mod,irpf90_entities}| DO_NOTHING="
+    print >>file, "\t- @rm dist/$*/*.mod 2>/dev/null| DO_NOTHING="
+    print >>file, "\t- @echo 'EXE = $*' > dist/$*/Makefile| DO_NOTHING="
+    print >>file, "\t- @cat dist/$*/dist_Makefile >> dist/$*/Makefile| DO_NOTHING="
+    print >>file, "\t- @rm dist/$*/dist_Makefile| DO_NOTHING="
+    print >>file, "\t- @cp %s$*.irp.F90 dist/$*/| DO_NOTHING="%(irpdir)
+    print >>file, "\t- cd dist ; tar -zcvf ../$*.tar.gz $*\n"
 
-  print >>file, irpdir+"%.irp.o: "+irpdir+"%.irp.F90"
-  print >>file, "\t$(FC) $(FCFLAGS) -c "+irpdir+"$*.irp.F90 -o "+irpdir+"$*.irp.o"
-  print >>file, irpdir+"%.o: %.F90"
-  print >>file, "\t$(FC) $(FCFLAGS) -c $*.F90 -o "+irpdir+"$*.o"
-  print >>file, irpdir+"%.o: %.f90\n\t$(FC) $(FCFLAGS) -c $*.f90 -o "+irpdir+"$*.o"
-  print >>file, irpdir+"%.o: %.f\n\t$(FC) $(FCFLAGS) -c $*.f -o "+irpdir+"$*.o"
-  print >>file, irpdir+"%.o: %.F\n\t$(FC) $(FCFLAGS) -c $*.F -o "+irpdir+"$*.o"
-  print >>file, irpdir+"%.irp.F90: irpf90.make\n"
-  print >>file, "move:\n\t@mv -f *.mod IRPF90_temp/ 2> /dev/null | DO_NOTHING=\n"
-  print >>file, "clean:\n\trm -rf $(EXE) $(OBJ1) $(ALL_OBJ1) $(ALL)\n"
-  print >>file, "veryclean:\n\t- make clean\n"
-  print >>file, "\t- rm -rf "+irpdir+" "+mandir+" irpf90.make irpf90_variables dist\n"
+    print >>file, irpdir+"%.irp.o: "+irpdir+"%.irp.F90"
+    print >>file, "\t$(FC) $(FCFLAGS) -c "+irpdir+"$*.irp.F90 -o "+irpdir+"$*.irp.o"
+    print >>file, irpdir+"%.o: %.F90"
+    print >>file, "\t$(FC) $(FCFLAGS) -c $*.F90 -o "+irpdir+"$*.o"
+    print >>file, irpdir+"%.o: %.f90\n\t$(FC) $(FCFLAGS) -c $*.f90 -o "+irpdir+"$*.o"
+    print >>file, irpdir+"%.o: %.f\n\t$(FC) $(FCFLAGS) -c $*.f -o "+irpdir+"$*.o"
+    print >>file, irpdir+"%.o: %.F\n\t$(FC) $(FCFLAGS) -c $*.F -o "+irpdir+"$*.o"
+    print >>file, irpdir+"%.irp.F90: irpf90.make\n"
+    print >>file, "move:\n\t@mv -f *.mod IRPF90_temp/ 2> /dev/null | DO_NOTHING=\n"
+    print >>file, "clean:\n\trm -rf $(EXE) $(OBJ1) $(ALL_OBJ1) $(ALL)\n"
+    print >>file, "veryclean:\n\t- make clean\n"
+    print >>file, "\t- rm -rf "+irpdir+" "+mandir+" irpf90.make irpf90_variables dist\n"
 
-  file.close()
+    file.close()
+    sys.exit(0)
 
diff --git a/src/parsed_text.py b/src/parsed_text.py
index d1e569b..1738df1 100644
--- a/src/parsed_text.py
+++ b/src/parsed_text.py
@@ -87,9 +87,8 @@ def check_touch(line,vars,main_vars):
         error.fail(line,message)
 
 def get_parsed_text():
-  main_result = []
-  varlist = []
-  for filename, text in preprocessed_text:
+  def func(filename, text):
+    varlist = []
     result = []
     for line in filter(
       lambda x: type(x) not in [ Doc, Begin_doc, End_doc ],
@@ -203,12 +202,19 @@ def get_parsed_text():
         l = find_variables_in_line(line)
         l = filter(lambda x: x not in varlist, l)
         result.append( (l,line) )
-    main_result.append( (filename, result) )
-  return main_result
+    return result
+
+ #main_result = []
+ #for filename,text in preprocessed_text:
+ #  main_result.append( (filename, func(filename,text)) )
+ #return main_result
+  return parallel_loop(func,preprocessed_text)
+  
 
 parsed_text = get_parsed_text()
 
 
+
 ######################################################################
 
 def move_to_top(text,t):
@@ -240,6 +246,7 @@ for filename,text in parsed_text:
   result.append ( (filename,text) )
 parsed_text = result
 
+
 ######################################################################
 def move_variables():
 
@@ -329,9 +336,14 @@ def move_variables():
       result.append( (vars,line) )
     return result
 
-  return parallel_loop(func,parsed_text)
+  main_result = []
+  for filename,text in parsed_text:
+    main_result.append( (filename, func(filename,text)) )
+  return main_result
+ #return parallel_loop(func,parsed_text)
 
 parsed_text = move_variables()
+
 ######################################################################
 def build_sub_needs():
   # Needs
@@ -366,6 +378,7 @@ def add_subroutine_needs():
   
 parsed_text = add_subroutine_needs()
 
+
 ######################################################################
 def build_needs():
   # Needs
@@ -428,6 +441,7 @@ for filename,text in parsed_text:
   result.append ( (filename,text) )
 parsed_text = result
 
+
 ######################################################################
 from command_line import command_line
 
diff --git a/src/version.py b/src/version.py
index 60c8797..3be16b6 100644
--- a/src/version.py
+++ b/src/version.py
@@ -1 +1 @@
-version = "1.1.49"
+version = "1.1.50"