21 files changed, 1763 insertions, 139 deletions
diff --git a/.gitignore b/.gitignore
index 8c0ccd4..43cbaca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 Makefile
+tuberia.pc
 config.h
 config.log
 config.status
@@ -10,4 +11,10 @@ test-driver
 .deps
 *.o
 *~
-libtuberia-1.0.0.tar.gz
+libtuberia-*.tar.gz
+.ycm_extra_conf.py
+
+test/*.log
+test/*.trs
+test/test_itc
+test/test_tuberia
diff --git a/Makefile.am b/Makefile.am
index 1bfdcf4..b4b5bc3 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1 +1 @@
-SUBDIRS=src
+SUBDIRS = src test
diff --git a/Makefile.in b/Makefile.in
index 1adb559..dd93300 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -96,7 +96,7 @@ am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
  configure.lineno config.status.lineno
 mkinstalldirs = $(install_sh) -d
 CONFIG_HEADER = config.h
-CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_FILES = tuberia.pc
 CONFIG_CLEAN_VPATH_FILES =
 AM_V_P = $(am__v_P_@AM_V@)
 am__v_P_ = $(am__v_P_@AM_DEFAULT_V@)
@@ -155,8 +155,9 @@ ETAGS = etags
 CTAGS = ctags
 CSCOPE = cscope
 DIST_SUBDIRS = $(SUBDIRS)
-am__DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/config.h.in COPYING \
-	INSTALL ar-lib compile depcomp install-sh missing
+am__DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/config.h.in \
+	$(srcdir)/tuberia.pc.in COPYING INSTALL ar-lib compile depcomp \
+	install-sh missing
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 distdir = $(PACKAGE)-$(VERSION)
 top_distdir = $(distdir)
@@ -266,6 +267,7 @@ datarootdir = @datarootdir@
 docdir = @docdir@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+has_valgrind = @has_valgrind@
 host_alias = @host_alias@
 htmldir = @htmldir@
 includedir = @includedir@
@@ -290,7 +292,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = src
+SUBDIRS = src test
 all: config.h
 	$(MAKE) $(AM_MAKEFLAGS) all-recursive
 
@@ -343,6 +345,8 @@ $(srcdir)/config.h.in:  $(am__configure_deps)
 
 distclean-hdr:
 	-rm -f config.h stamp-h1
+tuberia.pc: $(top_builddir)/config.status $(srcdir)/tuberia.pc.in
+	cd $(top_builddir) && $(SHELL) ./config.status $@
 
 # This directory's subdirectories are mostly independent; you can cd
 # into them and run 'make' without going through this Makefile.
diff --git a/config.h.in b/config.h.in
index dcacdf9..78466ef 100644
--- a/config.h.in
+++ b/config.h.in
@@ -6,6 +6,13 @@
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 
+/* Define to 1 if you have the `pthread' library (-lpthread). */
+#undef HAVE_LIBPTHREAD
+
+/* Define to 1 if your system has a GNU libc compatible `malloc' function, and
+   to 0 otherwise. */
+#undef HAVE_MALLOC
+
 /* Define to 1 if you have the <memory.h> header file. */
 #undef HAVE_MEMORY_H
 
@@ -59,3 +66,6 @@
 
 /* Version number of package */
 #undef VERSION
+
+/* Define to rpl_malloc if the replacement function should be used. */
+#undef malloc
diff --git a/config.h.in~ b/config.h.in~
deleted file mode 100644
index 02e8851..0000000
--- a/config.h.in~
+++ /dev/null
@@ -1,55 +0,0 @@
-/* config.h.in.  Generated from configure.ac by autoheader.  */
-
-/* Define to 1 if you have the `gettimeofday' function. */
-#undef HAVE_GETTIMEOFDAY
-
-/* Define to 1 if you have the <inttypes.h> header file. */
-#undef HAVE_INTTYPES_H
-
-/* Define to 1 if you have the <memory.h> header file. */
-#undef HAVE_MEMORY_H
-
-/* Define to 1 if you have the <stdint.h> header file. */
-#undef HAVE_STDINT_H
-
-/* Define to 1 if you have the <stdlib.h> header file. */
-#undef HAVE_STDLIB_H
-
-/* Define to 1 if you have the <strings.h> header file. */
-#undef HAVE_STRINGS_H
-
-/* Define to 1 if you have the <string.h> header file. */
-#undef HAVE_STRING_H
-
-/* Define to 1 if you have the <sys/stat.h> header file. */
-#undef HAVE_SYS_STAT_H
-
-/* Define to 1 if you have the <sys/time.h> header file. */
-#undef HAVE_SYS_TIME_H
-
-/* Define to 1 if you have the <sys/types.h> header file. */
-#undef HAVE_SYS_TYPES_H
-
-/* Define to 1 if you have the <unistd.h> header file. */
-#undef HAVE_UNISTD_H
-
-/* Define to the address where bug reports for this package should be sent. */
-#undef PACKAGE_BUGREPORT
-
-/* Define to the full name of this package. */
-#undef PACKAGE_NAME
-
-/* Define to the full name and version of this package. */
-#undef PACKAGE_STRING
-
-/* Define to the one symbol short name of this package. */
-#undef PACKAGE_TARNAME
-
-/* Define to the home page for this package. */
-#undef PACKAGE_URL
-
-/* Define to the version of this package. */
-#undef PACKAGE_VERSION
-
-/* Define to 1 if you have the ANSI C header files. */
-#undef STDC_HEADERS
diff --git a/configure b/configure
index e072deb..44769a3 100755
--- a/configure
+++ b/configure
@@ -583,7 +583,7 @@ PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
 ac_unique_file="src/tuberia.c"
-ac_default_prefix="/usr"
+ac_default_prefix=/usr
 # Factoring default headers for most tests.
 ac_includes_default="\
 #include <stdio.h>
@@ -623,6 +623,15 @@ ac_includes_default="\
 ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
+VALGRIND_FALSE
+VALGRIND_TRUE
+TUBERIATEST_FALSE
+TUBERIATEST_TRUE
+ITCTEST_FALSE
+ITCTEST_TRUE
+TESTS_FALSE
+TESTS_TRUE
+has_valgrind
 LIBOBJS
 EGREP
 GREP
@@ -718,6 +727,10 @@ ac_user_opts='
 enable_option_checking
 enable_silent_rules
 enable_dependency_tracking
+enable_valgrind
+enable_tests
+enable_itc_test
+enable_tuberia_test
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1348,6 +1361,10 @@ Optional Features:
                           do not reject slow dependency extractors
   --disable-dependency-tracking
                           speeds up one-time build
+  --disable-valgrind      Disable the use of valgrind in tests
+  --disable-tests         Disable all tests
+  --disable-itc-test      Disable ITC test
+  --disable-tuberia-test  Disable Tuberia test
 
 Some influential environment variables:
   CC          C compiler command
@@ -1477,6 +1494,52 @@ fi
 
 } # ac_fn_c_try_compile
 
+# ac_fn_c_try_link LINENO
+# -----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_link ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext conftest$ac_exeext
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 test -x conftest$ac_exeext
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
+  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
+  # interfere with the next link command; also delete a directory that is
+  # left behind by Apple's compiler.  We do this before executing the actions.
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_link
+
 # ac_fn_c_try_cpp LINENO
 # ----------------------
 # Try to preprocess conftest.$ac_ext, and return whether this succeeded.
@@ -1674,52 +1737,6 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_check_header_compile
 
-# ac_fn_c_try_link LINENO
-# -----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_link ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && {
-	 test -z "$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext && {
-	 test "$cross_compiling" = yes ||
-	 test -x conftest$ac_exeext
-       }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_retval=1
-fi
-  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
-  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
-  # interfere with the next link command; also delete a directory that is
-  # left behind by Apple's compiler.  We do this before executing the actions.
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_link
-
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
@@ -2142,6 +2159,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 ac_config_headers="$ac_config_headers config.h"
 
 
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 
 am__api_version='1.16'
 
@@ -4095,10 +4118,55 @@ unknown)
   ;;
 esac
 
-AM_CFLAGS="-Wall -Werror"
+AM_CFLAGS="-Wall -Wextra -Werror -pedantic"
 
 
 # Checks for libraries.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_self in -lpthread" >&5
+$as_echo_n "checking for pthread_self in -lpthread... " >&6; }
+if ${ac_cv_lib_pthread_pthread_self+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lpthread  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_self ();
+int
+main ()
+{
+return pthread_self ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_pthread_pthread_self=yes
+else
+  ac_cv_lib_pthread_pthread_self=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_self" >&5
+$as_echo "$ac_cv_lib_pthread_pthread_self" >&6; }
+if test "x$ac_cv_lib_pthread_pthread_self" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBPTHREAD 1
+_ACEOF
+
+  LIBS="-lpthread $LIBS"
+
+fi
+
 
 # Checks for header files.
 ac_ext=c
@@ -4515,6 +4583,73 @@ done
 # Checks for typedefs, structures, and compiler characteristics.
 
 # Checks for library functions.
+for ac_header in stdlib.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdlib_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_STDLIB_H 1
+_ACEOF
+
+fi
+
+done
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5
+$as_echo_n "checking for GNU libc compatible malloc... " >&6; }
+if ${ac_cv_func_malloc_0_nonnull+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test "$cross_compiling" = yes; then :
+  ac_cv_func_malloc_0_nonnull=no
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#if defined STDC_HEADERS || defined HAVE_STDLIB_H
+# include <stdlib.h>
+#else
+char *malloc ();
+#endif
+
+int
+main ()
+{
+return ! malloc (0);
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+  ac_cv_func_malloc_0_nonnull=yes
+else
+  ac_cv_func_malloc_0_nonnull=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5
+$as_echo "$ac_cv_func_malloc_0_nonnull" >&6; }
+if test $ac_cv_func_malloc_0_nonnull = yes; then :
+
+$as_echo "#define HAVE_MALLOC 1" >>confdefs.h
+
+else
+  $as_echo "#define HAVE_MALLOC 0" >>confdefs.h
+
+   case " $LIBOBJS " in
+  *" malloc.$ac_objext "* ) ;;
+  *) LIBOBJS="$LIBOBJS malloc.$ac_objext"
+ ;;
+esac
+
+
+$as_echo "#define malloc rpl_malloc" >>confdefs.h
+
+fi
+
+
 for ac_func in gettimeofday
 do :
   ac_fn_c_check_func "$LINENO" "gettimeofday" "ac_cv_func_gettimeofday"
@@ -4527,7 +4662,114 @@ fi
 done
 
 
-ac_config_files="$ac_config_files Makefile src/Makefile"
+# Extract the first word of "valgrind", so it can be a program name with args.
+set dummy valgrind; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_has_valgrind+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$has_valgrind"; then
+  ac_cv_prog_has_valgrind="$has_valgrind" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_has_valgrind="yes"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  test -z "$ac_cv_prog_has_valgrind" && ac_cv_prog_has_valgrind="no"
+fi
+fi
+has_valgrind=$ac_cv_prog_has_valgrind
+if test -n "$has_valgrind"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $has_valgrind" >&5
+$as_echo "$has_valgrind" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+
+# Check whether --enable-valgrind was given.
+if test "${enable_valgrind+set}" = set; then :
+  enableval=$enable_valgrind;
+else
+  enable_valgrind="yes"
+fi
+
+# Check whether --enable-tests was given.
+if test "${enable_tests+set}" = set; then :
+  enableval=$enable_tests;
+else
+  enable_tests="yes"
+fi
+
+# Check whether --enable-itc-test was given.
+if test "${enable_itc_test+set}" = set; then :
+  enableval=$enable_itc_test;
+else
+  enable_itc_test="yes"
+fi
+
+# Check whether --enable-tuberia-test was given.
+if test "${enable_tuberia_test+set}" = set; then :
+  enableval=$enable_tuberia_test;
+else
+  enable_tuberia_test="yes"
+fi
+
+
+if test "x$has_valgrind" = xyes; then :
+
+else
+  enable_valgrind=no
+fi
+
+ if test x$enable_tests = xyes; then
+  TESTS_TRUE=
+  TESTS_FALSE='#'
+else
+  TESTS_TRUE='#'
+  TESTS_FALSE=
+fi
+
+ if test x$enable_itc_test = xyes; then
+  ITCTEST_TRUE=
+  ITCTEST_FALSE='#'
+else
+  ITCTEST_TRUE='#'
+  ITCTEST_FALSE=
+fi
+
+ if test x$enable_tuberia_test = xyes; then
+  TUBERIATEST_TRUE=
+  TUBERIATEST_FALSE='#'
+else
+  TUBERIATEST_TRUE='#'
+  TUBERIATEST_FALSE=
+fi
+
+ if test x$enable_valgrind = xyes; then
+  VALGRIND_TRUE=
+  VALGRIND_FALSE='#'
+else
+  VALGRIND_TRUE='#'
+  VALGRIND_FALSE=
+fi
+
+
+ac_config_files="$ac_config_files Makefile src/Makefile test/Makefile tuberia.pc"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -4662,6 +4904,22 @@ if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then
   as_fn_error $? "conditional \"am__fastdepCC\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${TESTS_TRUE}" && test -z "${TESTS_FALSE}"; then
+  as_fn_error $? "conditional \"TESTS\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${ITCTEST_TRUE}" && test -z "${ITCTEST_FALSE}"; then
+  as_fn_error $? "conditional \"ITCTEST\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${TUBERIATEST_TRUE}" && test -z "${TUBERIATEST_FALSE}"; then
+  as_fn_error $? "conditional \"TUBERIATEST\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${VALGRIND_TRUE}" && test -z "${VALGRIND_FALSE}"; then
+  as_fn_error $? "conditional \"VALGRIND\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
@@ -5258,6 +5516,8 @@ do
     "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
+    "test/Makefile") CONFIG_FILES="$CONFIG_FILES test/Makefile" ;;
+    "tuberia.pc") CONFIG_FILES="$CONFIG_FILES tuberia.pc" ;;
 
   *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
@@ -5987,3 +6247,23 @@ if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
 $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: has valgrind: $has_valgrind" >&5
+$as_echo "$as_me: has valgrind: $has_valgrind" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: enable valgrind: $enable_valgrind" >&5
+$as_echo "$as_me: enable valgrind: $enable_valgrind" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: enable tests: $enable_tests" >&5
+$as_echo "$as_me: enable tests: $enable_tests" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: enable itc tests: $enable_itc_test" >&5
+$as_echo "$as_me: enable itc tests: $enable_itc_test" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: enable tuberia tests: $enable_tuberia_test" >&5
+$as_echo "$as_me: enable tuberia tests: $enable_tuberia_test" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: prefix: $prefix" >&5
+$as_echo "$as_me: prefix: $prefix" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: exec_prefix: $execprefix" >&5
+$as_echo "$as_me: exec_prefix: $execprefix" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: libdir: $libdir" >&5
+$as_echo "$as_me: libdir: $libdir" >&6;}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: includedir: $includedir" >&5
+$as_echo "$as_me: includedir: $includedir" >&6;}
+
diff --git a/configure.ac b/configure.ac
index 6932468..002d050 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,8 @@ AC_PREREQ([2.69])
 AC_INIT([libtuberia], [1.0.0])
 AC_CONFIG_SRCDIR([src/tuberia.c])
 AC_CONFIG_HEADERS([config.h])
-AC_PREFIX_DEFAULT("/usr")
+AC_PREFIX_DEFAULT([/usr])
+AC_LANG([C])
 
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 AM_SILENT_RULES([yes])
@@ -14,10 +15,11 @@ AM_SILENT_RULES([yes])
 AC_PROG_CC
 AC_PROG_RANLIB
 AM_PROG_AR
-AM_CFLAGS="-Wall -Werror"
+AM_CFLAGS="-Wall -Wextra -Werror -pedantic"
 AC_SUBST([AM_CFLAGS])
 
 # Checks for libraries.
+AC_CHECK_LIB([pthread], [pthread_self])
 
 # Checks for header files.
 AC_CHECK_HEADERS([stdlib.h sys/time.h])
@@ -25,8 +27,36 @@ AC_CHECK_HEADERS([stdlib.h sys/time.h])
 # Checks for typedefs, structures, and compiler characteristics.
 
 # Checks for library functions.
+AC_FUNC_MALLOC
 AC_CHECK_FUNCS([gettimeofday])
 
+AC_CHECK_PROG([has_valgrind], [valgrind], [yes], [no])
+
+AC_ARG_ENABLE([valgrind], AS_HELP_STRING([--disable-valgrind], [Disable the use of valgrind in tests]), [], [enable_valgrind="yes"])
+AC_ARG_ENABLE([tests], AS_HELP_STRING([--disable-tests], [Disable all tests]), [], [enable_tests="yes"])
+AC_ARG_ENABLE([itc-test], AS_HELP_STRING([--disable-itc-test], [Disable ITC test]), [], [enable_itc_test="yes"])
+AC_ARG_ENABLE([tuberia-test], AS_HELP_STRING([--disable-tuberia-test], [Disable Tuberia test]), [], [enable_tuberia_test="yes"])
+
+AS_VAR_IF([has_valgrind], [yes], [], [AS_VAR_SET([enable_valgrind], [no])])
+
+AM_CONDITIONAL([TESTS], [test x$enable_tests = xyes])
+AM_CONDITIONAL([ITCTEST], [test x$enable_itc_test = xyes])
+AM_CONDITIONAL([TUBERIATEST], [test x$enable_tuberia_test = xyes])
+AM_CONDITIONAL([VALGRIND], [test x$enable_valgrind = xyes])
+
 AC_CONFIG_FILES([Makefile
-                 src/Makefile])
+                 src/Makefile
+                 test/Makefile
+                 tuberia.pc])
 AC_OUTPUT
+
+AC_MSG_NOTICE([has valgrind: $has_valgrind])
+AC_MSG_NOTICE([enable valgrind: $enable_valgrind])
+AC_MSG_NOTICE([enable tests: $enable_tests])
+AC_MSG_NOTICE([enable itc tests: $enable_itc_test])
+AC_MSG_NOTICE([enable tuberia tests: $enable_tuberia_test])
+AC_MSG_NOTICE([prefix: $prefix])
+AC_MSG_NOTICE([exec_prefix: $execprefix])
+AC_MSG_NOTICE([libdir: $libdir])
+AC_MSG_NOTICE([includedir: $includedir])
+
diff --git a/src/Makefile.in b/src/Makefile.in
index 7765882..e7f1714 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -263,6 +263,7 @@ datarootdir = @datarootdir@
 docdir = @docdir@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+has_valgrind = @has_valgrind@
 host_alias = @host_alias@
 htmldir = @htmldir@
 includedir = @includedir@
diff --git a/src/itc.c b/src/itc.c
index 5b6fee9..e4698e8 100644
--- a/src/itc.c
+++ b/src/itc.c
@@ -37,7 +37,7 @@ void itc_free(itc **ctx, itc_free_element free_element)
                 return;
         }
 
-        itc_drop(*ctx, free_element);
+        itc_discard_all(*ctx, free_element);
 
         sem_destroy(&(*ctx)->emptied);
         sem_destroy(&(*ctx)->occupied);
@@ -71,7 +71,7 @@ int itc_inject(itc *ctx, int timeout_ms, void *element)
 {
         struct timespec ts;
 
-        if (ctx == NULL) {
+        if (ctx == NULL || element == NULL) {
                 return -1;
         }
 
@@ -87,7 +87,7 @@ int itc_inject(itc *ctx, int timeout_ms, void *element)
         return 0;
 }
 
-void itc_flush(itc *ctx)
+void itc_wait_empty(itc *ctx)
 {
         int i;
 
@@ -97,11 +97,13 @@ void itc_flush(itc *ctx)
 
         for (i = 0; i < ctx->nslots; i++) {
                 sem_wait(&ctx->emptied);
+        }
+        for (i = 0; i < ctx->nslots; i++) {
                 sem_post(&ctx->emptied);
         }
 }
 
-void itc_drop(itc *ctx, itc_free_element free_element)
+void itc_discard_all(itc *ctx, itc_free_element free_element)
 {
         void *element;
 
@@ -116,3 +118,21 @@ void itc_drop(itc *ctx, itc_free_element free_element)
         }
 }
 
+int itc_get_queued(itc *ctx)
+{
+        int val;
+        if (ctx == NULL) {
+                return -1;
+        }
+        sem_getvalue(&ctx->occupied, &val);
+        return val;
+}
+
+int itc_get_slots(itc *ctx)
+{
+        if (ctx == NULL) {
+                return -1;
+        }
+        return ctx->nslots;
+}
+
diff --git a/src/itc.h b/src/itc.h
index 01a0564..07dc03a 100644
--- a/src/itc.h
+++ b/src/itc.h
@@ -1,5 +1,5 @@
-#ifndef __LIBTUBERIA_ITC_H__
-#define __LIBTUBERIA_ITC_H__
+#ifndef LIBTUBERIA_ITC_H__
+#define LIBTUBERIA_ITC_H__
 
 typedef struct itc itc;
 typedef void (*itc_free_element)(void *element);
@@ -9,7 +9,10 @@ void itc_free(itc **ctx, itc_free_element free_element);
 
 void *itc_retrive(itc *ctx, int timeout_ms);
 int itc_inject(itc *ctx, int timeout_ms, void *element);
-void itc_flush(itc *ctx);
-void itc_drop(itc *ctx, itc_free_element free_element);
+void itc_wait_empty(itc *ctx);
+void itc_discard_all(itc *ctx, itc_free_element free_element);
 
-#endif //__LIBTUBERIA_ITC_H__
+int itc_get_queued(itc *ctx);
+int itc_get_slots(itc *ctx);
+
+#endif //LIBTUBERIA_ITC_H__
diff --git a/src/tuberia.c b/src/tuberia.c
index 7e3a013..e6cd398 100644
--- a/src/tuberia.c
+++ b/src/tuberia.c
@@ -134,7 +134,7 @@ int tube_stage_append(tube_source *source, tube_stage *stage)
         return 0;
 }
 
-tube *tube_create(tube_source *source, tube_sink sink, void *opaque)
+tube *tube_alloc(const tube_source *source, tube_sink sink, void *opaque)
 {
         tube *ctx;
         struct tube_stage *s;
@@ -250,7 +250,7 @@ int tube_start(tube *ctx)
         for (i = 0; i < ctx->nstages; i++) {
                 if (!ctx->stages[i].run) {
                         ctx->stages[i].run = 1;
-                        pthread_create(&ctx->stages_thread[0], NULL, tube_stage_thread, &ctx->stages[i]);
+                        pthread_create(&ctx->stages_thread[i], NULL, tube_stage_thread, &ctx->stages[i]);
                 }
         }
         if (!ctx->fetch->run) {
@@ -283,7 +283,7 @@ void *tube_retrive(tube *ctx, int timeout_ms)
         return itc_retrive(ctx->itcs[ctx->nitcs - 1], timeout_ms);
 }
 
-void tube_flush(tube *ctx)
+void tube_wait_empty(tube *ctx)
 {
         int i;
 
@@ -292,11 +292,11 @@ void tube_flush(tube *ctx)
         }
 
         for (i = 0; i < ctx->nitcs; i++) {
-                itc_flush(ctx->itcs[i]);
+                itc_wait_empty(ctx->itcs[i]);
         }
 }
 
-void tube_drop(tube *ctx)
+void tube_discard_all(tube *ctx)
 {
         int i;
 
@@ -305,7 +305,7 @@ void tube_drop(tube *ctx)
         }
 
         for (i = 0; i < ctx->nitcs; i++) {
-                itc_drop(ctx->itcs[i], ctx->free_element[i]);
+                itc_discard_all(ctx->itcs[i], ctx->free_element[i]);
         }
 }
 
@@ -319,7 +319,7 @@ int tube_stop(tube *ctx)
         for (i = 0; i < ctx->nstages; i++) {
                 if (ctx->stages[i].run) {
                         ctx->stages[i].run = 0;
-                        pthread_join(ctx->stages_thread[0], NULL);
+                        pthread_join(ctx->stages_thread[i], NULL);
                 }
         }
         if (ctx->fetch->run) {
@@ -343,13 +343,15 @@ void tube_free(tube **ctx)
                 return;
         }
 
-        tube_stop((*ctx));
+        tube_stop(*ctx);
 
         for (i = 0; i < (*ctx)->nitcs; i++) {
                 itc_free(&(*ctx)->itcs[i], (*ctx)->free_element[i]);
         }
         free((*ctx)->itcs);
+        free((*ctx)->free_element);
         free((*ctx)->stages);
+        free((*ctx)->stages_thread);
         free((*ctx)->fetch);
         free((*ctx)->sink);
 
@@ -357,3 +359,19 @@ void tube_free(tube **ctx)
         *ctx = NULL;
 }
 
+int tube_get_queued(const tube *ctx, int stage)
+{
+        if (ctx == NULL || stage < 0 || stage >= ctx->nstages) {
+                return -1;
+        }
+        return itc_get_queued(ctx->itcs[stage]);
+}
+
+int tube_get_slots(const tube *ctx, int stage)
+{
+        if (ctx == NULL || stage < 0 || stage >= ctx->nitcs) {
+                return -1;
+        }
+        return itc_get_slots(ctx->itcs[stage]);
+}
+
diff --git a/src/tuberia.h b/src/tuberia.h
index d410bab..9b3c56c 100644
--- a/src/tuberia.h
+++ b/src/tuberia.h
@@ -1,5 +1,5 @@
-#ifndef __LIBTUBERIA_H__
-#define __LIBTUBERIA_H__
+#ifndef LIBTUBERIA_H__
+#define LIBTUBERIA_H__
 
 typedef struct tube tube;
 typedef struct tube_source tube_source;
@@ -17,15 +17,18 @@ void tube_source_and_stages_free(tube_source **source);
 
 int tube_stage_append(tube_source *source, tube_stage *stage);
 
-tube *tube_create(tube_source *source, tube_sink sink, void *opaque);
+tube *tube_alloc(const tube_source *source, tube_sink sink, void *opaque);
 int tube_start(tube *ctx);
 int tube_stop(tube *ctx);
 void tube_free(tube **ctx);
 
 int tube_inject(tube *ctx, int timeout_ms, void *element);
 void *tube_retrive(tube *ctx, int timeout_ms);
-void tube_flush(tube *ctx);
-void tube_drop(tube *ctx);
+void tube_wait_empty(tube *ctx);
+void tube_discard_all(tube *ctx);
 
-#endif //__LIBTUBERIA_H__
+int tube_get_queued(const tube *ctx, int stage);
+int tube_get_slots(const tube *ctx, int stage);
+
+#endif //LIBTUBERIA_H__
 
diff --git a/src/utils.h b/src/utils.h
index a98763a..0fde429 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -1,10 +1,10 @@
-#ifndef __LIBTUBERIA_UTILS_H__
-#define __LIBTUBERIA_UTILS_H__
+#ifndef LIBTUBERIA_UTILS_H__
+#define LIBTUBERIA_UTILS_H__
 
 #include <sys/time.h>
 
 struct timespec *timespec_add_ms(struct timespec *ts, int timeout_ms);
 struct timespec *gettimespec(struct timespec *ts);
 
-#endif
+#endif //LIBTUBERIA_UTILS_H__
 
diff --git a/test/Makefile.am b/test/Makefile.am
new file mode 100644
index 0000000..4800141
--- /dev/null
+++ b/test/Makefile.am
@@ -0,0 +1,33 @@
+check_PROGRAMS =
+TESTS =
+check_HEADERS = test.h
+
+if TESTS
+
+if ITCTEST
+check_PROGRAMS += test_itc
+if VALGRIND
+TESTS += test_itc_valgrind
+else
+TESTS += test_itc
+endif
+test_itc_SOURCES = test_itc.c test.h
+test_itc_LDADD = ../src/libtuberia.a
+test_itc_LDFLAGS = -lpthread
+endif
+
+if TUBERIATEST
+check_PROGRAMS += test_tuberia
+if VALGRIND
+TESTS += test_tuberia_valgrind
+else
+TESTS += test_tuberia
+endif
+
+test_tuberia_SOURCES = test_tuberia.c test.h
+test_tuberia_LDADD = ../src/libtuberia.a
+test_tuberia_LDFLAGS = -lpthread
+endif
+
+endif
+
diff --git a/test/Makefile.in b/test/Makefile.in
new file mode 100644
index 0000000..72afc44
--- /dev/null
+++ b/test/Makefile.in
@@ -0,0 +1,963 @@
+# Makefile.in generated by automake 1.16.2 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2020 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+VPATH = @srcdir@
+am__is_gnu_make = { \
+  if test -z '$(MAKELEVEL)'; then \
+    false; \
+  elif test -n '$(MAKE_HOST)'; then \
+    true; \
+  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+    true; \
+  else \
+    false; \
+  fi; \
+}
+am__make_running_with_option = \
+  case $${target_option-} in \
+      ?) ;; \
+      *) echo "am__make_running_with_option: internal error: invalid" \
+              "target option '$${target_option-}' specified" >&2; \
+         exit 1;; \
+  esac; \
+  has_opt=no; \
+  sane_makeflags=$$MAKEFLAGS; \
+  if $(am__is_gnu_make); then \
+    sane_makeflags=$$MFLAGS; \
+  else \
+    case $$MAKEFLAGS in \
+      *\\[\ \	]*) \
+        bs=\\; \
+        sane_makeflags=`printf '%s\n' "$$MAKEFLAGS" \
+          | sed "s/$$bs$$bs[$$bs $$bs	]*//g"`;; \
+    esac; \
+  fi; \
+  skip_next=no; \
+  strip_trailopt () \
+  { \
+    flg=`printf '%s\n' "$$flg" | sed "s/$$1.*$$//"`; \
+  }; \
+  for flg in $$sane_makeflags; do \
+    test $$skip_next = yes && { skip_next=no; continue; }; \
+    case $$flg in \
+      *=*|--*) continue;; \
+        -*I) strip_trailopt 'I'; skip_next=yes;; \
+      -*I?*) strip_trailopt 'I';; \
+        -*O) strip_trailopt 'O'; skip_next=yes;; \
+      -*O?*) strip_trailopt 'O';; \
+        -*l) strip_trailopt 'l'; skip_next=yes;; \
+      -*l?*) strip_trailopt 'l';; \
+      -[dEDm]) skip_next=yes;; \
+      -[JT]) skip_next=yes;; \
+    esac; \
+    case $$flg in \
+      *$$target_option*) has_opt=yes; break;; \
+    esac; \
+  done; \
+  test $$has_opt = yes
+am__make_dryrun = (target_option=n; $(am__make_running_with_option))
+am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkglibexecdir = $(libexecdir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+check_PROGRAMS = $(am__EXEEXT_1) $(am__EXEEXT_2)
+TESTS = $(am__append_2) $(am__EXEEXT_3) $(am__append_5) \
+	$(am__EXEEXT_4)
+@ITCTEST_TRUE@@TESTS_TRUE@am__append_1 = test_itc
+@ITCTEST_TRUE@@TESTS_TRUE@@VALGRIND_TRUE@am__append_2 = test_itc_valgrind
+@ITCTEST_TRUE@@TESTS_TRUE@@VALGRIND_FALSE@am__append_3 = test_itc
+@TESTS_TRUE@@TUBERIATEST_TRUE@am__append_4 = test_tuberia
+@TESTS_TRUE@@TUBERIATEST_TRUE@@VALGRIND_TRUE@am__append_5 = test_tuberia_valgrind
+@TESTS_TRUE@@TUBERIATEST_TRUE@@VALGRIND_FALSE@am__append_6 = test_tuberia
+subdir = test
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(check_HEADERS) \
+	$(am__DIST_COMMON)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/config.h
+CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_VPATH_FILES =
+@ITCTEST_TRUE@@TESTS_TRUE@am__EXEEXT_1 = test_itc$(EXEEXT)
+@TESTS_TRUE@@TUBERIATEST_TRUE@am__EXEEXT_2 = test_tuberia$(EXEEXT)
+am__test_itc_SOURCES_DIST = test_itc.c test.h
+@ITCTEST_TRUE@@TESTS_TRUE@am_test_itc_OBJECTS = test_itc.$(OBJEXT)
+test_itc_OBJECTS = $(am_test_itc_OBJECTS)
+@ITCTEST_TRUE@@TESTS_TRUE@test_itc_DEPENDENCIES = ../src/libtuberia.a
+test_itc_LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(test_itc_LDFLAGS) \
+	$(LDFLAGS) -o $@
+am__test_tuberia_SOURCES_DIST = test_tuberia.c test.h
+@TESTS_TRUE@@TUBERIATEST_TRUE@am_test_tuberia_OBJECTS =  \
+@TESTS_TRUE@@TUBERIATEST_TRUE@	test_tuberia.$(OBJEXT)
+test_tuberia_OBJECTS = $(am_test_tuberia_OBJECTS)
+@TESTS_TRUE@@TUBERIATEST_TRUE@test_tuberia_DEPENDENCIES =  \
+@TESTS_TRUE@@TUBERIATEST_TRUE@	../src/libtuberia.a
+test_tuberia_LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(test_tuberia_LDFLAGS) $(LDFLAGS) -o $@
+AM_V_P = $(am__v_P_@AM_V@)
+am__v_P_ = $(am__v_P_@AM_DEFAULT_V@)
+am__v_P_0 = false
+am__v_P_1 = :
+AM_V_GEN = $(am__v_GEN_@AM_V@)
+am__v_GEN_ = $(am__v_GEN_@AM_DEFAULT_V@)
+am__v_GEN_0 = @echo "  GEN     " $@;
+am__v_GEN_1 = 
+AM_V_at = $(am__v_at_@AM_V@)
+am__v_at_ = $(am__v_at_@AM_DEFAULT_V@)
+am__v_at_0 = @
+am__v_at_1 = 
+DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)
+depcomp = $(SHELL) $(top_srcdir)/depcomp
+am__maybe_remake_depfiles = depfiles
+am__depfiles_remade = ./$(DEPDIR)/test_itc.Po \
+	./$(DEPDIR)/test_tuberia.Po
+am__mv = mv -f
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+AM_V_CC = $(am__v_CC_@AM_V@)
+am__v_CC_ = $(am__v_CC_@AM_DEFAULT_V@)
+am__v_CC_0 = @echo "  CC      " $@;
+am__v_CC_1 = 
+CCLD = $(CC)
+LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
+AM_V_CCLD = $(am__v_CCLD_@AM_V@)
+am__v_CCLD_ = $(am__v_CCLD_@AM_DEFAULT_V@)
+am__v_CCLD_0 = @echo "  CCLD    " $@;
+am__v_CCLD_1 = 
+SOURCES = $(test_itc_SOURCES) $(test_tuberia_SOURCES)
+DIST_SOURCES = $(am__test_itc_SOURCES_DIST) \
+	$(am__test_tuberia_SOURCES_DIST)
+am__can_run_installinfo = \
+  case $$AM_UPDATE_INFO_DIR in \
+    n|no|NO) false;; \
+    *) (install-info --version) >/dev/null 2>&1;; \
+  esac
+am__tagged_files = $(HEADERS) $(SOURCES) $(TAGS_FILES) $(LISP)
+# Read a list of newline-separated strings from the standard input,
+# and print each of them once, without duplicates.  Input order is
+# *not* preserved.
+am__uniquify_input = $(AWK) '\
+  BEGIN { nonempty = 0; } \
+  { items[$$0] = 1; nonempty = 1; } \
+  END { if (nonempty) { for (i in items) print i; }; } \
+'
+# Make sure the list of sources is unique.  This is necessary because,
+# e.g., the same source file might be shared among _SOURCES variables
+# for different programs/libraries.
+am__define_uniq_tagged_files = \
+  list='$(am__tagged_files)'; \
+  unique=`for i in $$list; do \
+    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+  done | $(am__uniquify_input)`
+ETAGS = etags
+CTAGS = ctags
+am__tty_colors_dummy = \
+  mgn= red= grn= lgn= blu= brg= std=; \
+  am__color_tests=no
+am__tty_colors = { \
+  $(am__tty_colors_dummy); \
+  if test "X$(AM_COLOR_TESTS)" = Xno; then \
+    am__color_tests=no; \
+  elif test "X$(AM_COLOR_TESTS)" = Xalways; then \
+    am__color_tests=yes; \
+  elif test "X$$TERM" != Xdumb && { test -t 1; } 2>/dev/null; then \
+    am__color_tests=yes; \
+  fi; \
+  if test $$am__color_tests = yes; then \
+    red='[0;31m'; \
+    grn='[0;32m'; \
+    lgn='[1;32m'; \
+    blu='[1;34m'; \
+    mgn='[0;35m'; \
+    brg='[1m'; \
+    std='[m'; \
+  fi; \
+}
+am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
+am__vpath_adj = case $$p in \
+    $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
+    *) f=$$p;; \
+  esac;
+am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`;
+am__install_max = 40
+am__nobase_strip_setup = \
+  srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*|]/\\\\&/g'`
+am__nobase_strip = \
+  for p in $$list; do echo "$$p"; done | sed -e "s|$$srcdirstrip/||"
+am__nobase_list = $(am__nobase_strip_setup); \
+  for p in $$list; do echo "$$p $$p"; done | \
+  sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \
+  $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \
+    if (++n[$$2] == $(am__install_max)) \
+      { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \
+    END { for (dir in files) print dir, files[dir] }'
+am__base_list = \
+  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
+  sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
+am__uninstall_files_from_dir = { \
+  test -z "$$files" \
+    || { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
+    || { echo " ( cd '$$dir' && rm -f" $$files ")"; \
+         $(am__cd) "$$dir" && rm -f $$files; }; \
+  }
+am__recheck_rx = ^[ 	]*:recheck:[ 	]*
+am__global_test_result_rx = ^[ 	]*:global-test-result:[ 	]*
+am__copy_in_global_log_rx = ^[ 	]*:copy-in-global-log:[ 	]*
+# A command that, given a newline-separated list of test names on the
+# standard input, print the name of the tests that are to be re-run
+# upon "make recheck".
+am__list_recheck_tests = $(AWK) '{ \
+  recheck = 1; \
+  while ((rc = (getline line < ($$0 ".trs"))) != 0) \
+    { \
+      if (rc < 0) \
+        { \
+          if ((getline line2 < ($$0 ".log")) < 0) \
+	    recheck = 0; \
+          break; \
+        } \
+      else if (line ~ /$(am__recheck_rx)[nN][Oo]/) \
+        { \
+          recheck = 0; \
+          break; \
+        } \
+      else if (line ~ /$(am__recheck_rx)[yY][eE][sS]/) \
+        { \
+          break; \
+        } \
+    }; \
+  if (recheck) \
+    print $$0; \
+  close ($$0 ".trs"); \
+  close ($$0 ".log"); \
+}'
+# A command that, given a newline-separated list of test names on the
+# standard input, create the global log from their .trs and .log files.
+am__create_global_log = $(AWK) ' \
+function fatal(msg) \
+{ \
+  print "fatal: making $@: " msg | "cat >&2"; \
+  exit 1; \
+} \
+function rst_section(header) \
+{ \
+  print header; \
+  len = length(header); \
+  for (i = 1; i <= len; i = i + 1) \
+    printf "="; \
+  printf "\n\n"; \
+} \
+{ \
+  copy_in_global_log = 1; \
+  global_test_result = "RUN"; \
+  while ((rc = (getline line < ($$0 ".trs"))) != 0) \
+    { \
+      if (rc < 0) \
+         fatal("failed to read from " $$0 ".trs"); \
+      if (line ~ /$(am__global_test_result_rx)/) \
+        { \
+          sub("$(am__global_test_result_rx)", "", line); \
+          sub("[ 	]*$$", "", line); \
+          global_test_result = line; \
+        } \
+      else if (line ~ /$(am__copy_in_global_log_rx)[nN][oO]/) \
+        copy_in_global_log = 0; \
+    }; \
+  if (copy_in_global_log) \
+    { \
+      rst_section(global_test_result ": " $$0); \
+      while ((rc = (getline line < ($$0 ".log"))) != 0) \
+      { \
+        if (rc < 0) \
+          fatal("failed to read from " $$0 ".log"); \
+        print line; \
+      }; \
+      printf "\n"; \
+    }; \
+  close ($$0 ".trs"); \
+  close ($$0 ".log"); \
+}'
+# Restructured Text title.
+am__rst_title = { sed 's/.*/   &   /;h;s/./=/g;p;x;s/ *$$//;p;g' && echo; }
+# Solaris 10 'make', and several other traditional 'make' implementations,
+# pass "-e" to $(SHELL), and POSIX 2008 even requires this.  Work around it
+# by disabling -e (using the XSI extension "set +e") if it's set.
+am__sh_e_setup = case $$- in *e*) set +e;; esac
+# Default flags passed to test drivers.
+am__common_driver_flags = \
+  --color-tests "$$am__color_tests" \
+  --enable-hard-errors "$$am__enable_hard_errors" \
+  --expect-failure "$$am__expect_failure"
+# To be inserted before the command running the test.  Creates the
+# directory for the log if needed.  Stores in $dir the directory
+# containing $f, in $tst the test, in $log the log.  Executes the
+# developer- defined test setup AM_TESTS_ENVIRONMENT (if any), and
+# passes TESTS_ENVIRONMENT.  Set up options for the wrapper that
+# will run the test scripts (or their associated LOG_COMPILER, if
+# thy have one).
+am__check_pre = \
+$(am__sh_e_setup);					\
+$(am__vpath_adj_setup) $(am__vpath_adj)			\
+$(am__tty_colors);					\
+srcdir=$(srcdir); export srcdir;			\
+case "$@" in						\
+  */*) am__odir=`echo "./$@" | sed 's|/[^/]*$$||'`;;	\
+    *) am__odir=.;; 					\
+esac;							\
+test "x$$am__odir" = x"." || test -d "$$am__odir" 	\
+  || $(MKDIR_P) "$$am__odir" || exit $$?;		\
+if test -f "./$$f"; then dir=./;			\
+elif test -f "$$f"; then dir=;				\
+else dir="$(srcdir)/"; fi;				\
+tst=$$dir$$f; log='$@'; 				\
+if test -n '$(DISABLE_HARD_ERRORS)'; then		\
+  am__enable_hard_errors=no; 				\
+else							\
+  am__enable_hard_errors=yes; 				\
+fi; 							\
+case " $(XFAIL_TESTS) " in				\
+  *[\ \	]$$f[\ \	]* | *[\ \	]$$dir$$f[\ \	]*) \
+    am__expect_failure=yes;;				\
+  *)							\
+    am__expect_failure=no;;				\
+esac; 							\
+$(AM_TESTS_ENVIRONMENT) $(TESTS_ENVIRONMENT)
+# A shell command to get the names of the tests scripts with any registered
+# extension removed (i.e., equivalently, the names of the test logs, with
+# the '.log' extension removed).  The result is saved in the shell variable
+# '$bases'.  This honors runtime overriding of TESTS and TEST_LOGS.  Sadly,
+# we cannot use something simpler, involving e.g., "$(TEST_LOGS:.log=)",
+# since that might cause problem with VPATH rewrites for suffix-less tests.
+# See also 'test-harness-vpath-rewrite.sh' and 'test-trs-basic.sh'.
+am__set_TESTS_bases = \
+  bases='$(TEST_LOGS)'; \
+  bases=`for i in $$bases; do echo $$i; done | sed 's/\.log$$//'`; \
+  bases=`echo $$bases`
+RECHECK_LOGS = $(TEST_LOGS)
+AM_RECURSIVE_TARGETS = check recheck
+@ITCTEST_TRUE@@TESTS_TRUE@@VALGRIND_FALSE@am__EXEEXT_3 =  \
+@ITCTEST_TRUE@@TESTS_TRUE@@VALGRIND_FALSE@	test_itc$(EXEEXT)
+@TESTS_TRUE@@TUBERIATEST_TRUE@@VALGRIND_FALSE@am__EXEEXT_4 = test_tuberia$(EXEEXT)
+TEST_SUITE_LOG = test-suite.log
+TEST_EXTENSIONS = @EXEEXT@ .test
+LOG_DRIVER = $(SHELL) $(top_srcdir)/test-driver
+LOG_COMPILE = $(LOG_COMPILER) $(AM_LOG_FLAGS) $(LOG_FLAGS)
+am__set_b = \
+  case '$@' in \
+    */*) \
+      case '$*' in \
+        */*) b='$*';; \
+          *) b=`echo '$@' | sed 's/\.log$$//'`; \
+       esac;; \
+    *) \
+      b='$*';; \
+  esac
+am__test_logs1 = $(TESTS:=.log)
+am__test_logs2 = $(am__test_logs1:@EXEEXT@.log=.log)
+TEST_LOGS = $(am__test_logs2:.test.log=.log)
+TEST_LOG_DRIVER = $(SHELL) $(top_srcdir)/test-driver
+TEST_LOG_COMPILE = $(TEST_LOG_COMPILER) $(AM_TEST_LOG_FLAGS) \
+	$(TEST_LOG_FLAGS)
+am__DIST_COMMON = $(srcdir)/Makefile.in $(top_srcdir)/depcomp \
+	$(top_srcdir)/test-driver
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ACLOCAL = @ACLOCAL@
+AMTAR = @AMTAR@
+AM_CFLAGS = @AM_CFLAGS@
+AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+AR = @AR@
+AUTOCONF = @AUTOCONF@
+AUTOHEADER = @AUTOHEADER@
+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+CC = @CC@
+CCDEPMODE = @CCDEPMODE@
+CFLAGS = @CFLAGS@
+CPP = @CPP@
+CPPFLAGS = @CPPFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
+ECHO_C = @ECHO_C@
+ECHO_N = @ECHO_N@
+ECHO_T = @ECHO_T@
+EGREP = @EGREP@
+EXEEXT = @EXEEXT@
+GREP = @GREP@
+INSTALL = @INSTALL@
+INSTALL_DATA = @INSTALL_DATA@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
+LDFLAGS = @LDFLAGS@
+LIBOBJS = @LIBOBJS@
+LIBS = @LIBS@
+LTLIBOBJS = @LTLIBOBJS@
+MAKEINFO = @MAKEINFO@
+MKDIR_P = @MKDIR_P@
+OBJEXT = @OBJEXT@
+PACKAGE = @PACKAGE@
+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
+PACKAGE_NAME = @PACKAGE_NAME@
+PACKAGE_STRING = @PACKAGE_STRING@
+PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_URL = @PACKAGE_URL@
+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+RANLIB = @RANLIB@
+SET_MAKE = @SET_MAKE@
+SHELL = @SHELL@
+STRIP = @STRIP@
+VERSION = @VERSION@
+abs_builddir = @abs_builddir@
+abs_srcdir = @abs_srcdir@
+abs_top_builddir = @abs_top_builddir@
+abs_top_srcdir = @abs_top_srcdir@
+ac_ct_AR = @ac_ct_AR@
+ac_ct_CC = @ac_ct_CC@
+am__include = @am__include@
+am__leading_dot = @am__leading_dot@
+am__quote = @am__quote@
+am__tar = @am__tar@
+am__untar = @am__untar@
+bindir = @bindir@
+build_alias = @build_alias@
+builddir = @builddir@
+datadir = @datadir@
+datarootdir = @datarootdir@
+docdir = @docdir@
+dvidir = @dvidir@
+exec_prefix = @exec_prefix@
+has_valgrind = @has_valgrind@
+host_alias = @host_alias@
+htmldir = @htmldir@
+includedir = @includedir@
+infodir = @infodir@
+install_sh = @install_sh@
+libdir = @libdir@
+libexecdir = @libexecdir@
+localedir = @localedir@
+localstatedir = @localstatedir@
+mandir = @mandir@
+mkdir_p = @mkdir_p@
+oldincludedir = @oldincludedir@
+pdfdir = @pdfdir@
+prefix = @prefix@
+program_transform_name = @program_transform_name@
+psdir = @psdir@
+sbindir = @sbindir@
+sharedstatedir = @sharedstatedir@
+srcdir = @srcdir@
+sysconfdir = @sysconfdir@
+target_alias = @target_alias@
+top_build_prefix = @top_build_prefix@
+top_builddir = @top_builddir@
+top_srcdir = @top_srcdir@
+check_HEADERS = test.h
+@ITCTEST_TRUE@@TESTS_TRUE@test_itc_SOURCES = test_itc.c test.h
+@ITCTEST_TRUE@@TESTS_TRUE@test_itc_LDADD = ../src/libtuberia.a
+@ITCTEST_TRUE@@TESTS_TRUE@test_itc_LDFLAGS = -lpthread
+@TESTS_TRUE@@TUBERIATEST_TRUE@test_tuberia_SOURCES = test_tuberia.c test.h
+@TESTS_TRUE@@TUBERIATEST_TRUE@test_tuberia_LDADD = ../src/libtuberia.a
+@TESTS_TRUE@@TUBERIATEST_TRUE@test_tuberia_LDFLAGS = -lpthread
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .log .o .obj .test .test$(EXEEXT) .trs
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
+	        && { if test -f $@; then exit 0; else break; fi; }; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --foreign test/Makefile'; \
+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --foreign test/Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__maybe_remake_depfiles)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__maybe_remake_depfiles);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure:  $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4):  $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+clean-checkPROGRAMS:
+	-test -z "$(check_PROGRAMS)" || rm -f $(check_PROGRAMS)
+
+test_itc$(EXEEXT): $(test_itc_OBJECTS) $(test_itc_DEPENDENCIES) $(EXTRA_test_itc_DEPENDENCIES) 
+	@rm -f test_itc$(EXEEXT)
+	$(AM_V_CCLD)$(test_itc_LINK) $(test_itc_OBJECTS) $(test_itc_LDADD) $(LIBS)
+
+test_tuberia$(EXEEXT): $(test_tuberia_OBJECTS) $(test_tuberia_DEPENDENCIES) $(EXTRA_test_tuberia_DEPENDENCIES) 
+	@rm -f test_tuberia$(EXEEXT)
+	$(AM_V_CCLD)$(test_tuberia_LINK) $(test_tuberia_OBJECTS) $(test_tuberia_LDADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/test_itc.Po@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/test_tuberia.Po@am__quote@ # am--include-marker
+
+$(am__depfiles_remade):
+	@$(MKDIR_P) $(@D)
+	@echo '# dummy' >$@-t && $(am__mv) $@-t $@
+
+am--depfiles: $(am__depfiles_remade)
+
+.c.o:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ $<
+
+.c.obj:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
+tags: tags-am
+TAGS: tags
+
+tags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	set x; \
+	here=`pwd`; \
+	$(am__define_uniq_tagged_files); \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+	list='$(am__tagged_files)'; \
+	case "$(srcdir)" in \
+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+# Recover from deleted '.trs' file; this should ensure that
+# "rm -f foo.log; make foo.trs" re-run 'foo.test', and re-create
+# both 'foo.log' and 'foo.trs'.  Break the recipe in two subshells
+# to avoid problems with "make -n".
+.log.trs:
+	rm -f $< $@
+	$(MAKE) $(AM_MAKEFLAGS) $<
+
+# Leading 'am--fnord' is there to ensure the list of targets does not
+# expand to empty, as could happen e.g. with make check TESTS=''.
+am--fnord $(TEST_LOGS) $(TEST_LOGS:.log=.trs): $(am__force_recheck)
+am--force-recheck:
+	@:
+
+$(TEST_SUITE_LOG): $(TEST_LOGS)
+	@$(am__set_TESTS_bases); \
+	am__f_ok () { test -f "$$1" && test -r "$$1"; }; \
+	redo_bases=`for i in $$bases; do \
+	              am__f_ok $$i.trs && am__f_ok $$i.log || echo $$i; \
+	            done`; \
+	if test -n "$$redo_bases"; then \
+	  redo_logs=`for i in $$redo_bases; do echo $$i.log; done`; \
+	  redo_results=`for i in $$redo_bases; do echo $$i.trs; done`; \
+	  if $(am__make_dryrun); then :; else \
+	    rm -f $$redo_logs && rm -f $$redo_results || exit 1; \
+	  fi; \
+	fi; \
+	if test -n "$$am__remaking_logs"; then \
+	  echo "fatal: making $(TEST_SUITE_LOG): possible infinite" \
+	       "recursion detected" >&2; \
+	elif test -n "$$redo_logs"; then \
+	  am__remaking_logs=yes $(MAKE) $(AM_MAKEFLAGS) $$redo_logs; \
+	fi; \
+	if $(am__make_dryrun); then :; else \
+	  st=0;  \
+	  errmsg="fatal: making $(TEST_SUITE_LOG): failed to create"; \
+	  for i in $$redo_bases; do \
+	    test -f $$i.trs && test -r $$i.trs \
+	      || { echo "$$errmsg $$i.trs" >&2; st=1; }; \
+	    test -f $$i.log && test -r $$i.log \
+	      || { echo "$$errmsg $$i.log" >&2; st=1; }; \
+	  done; \
+	  test $$st -eq 0 || exit 1; \
+	fi
+	@$(am__sh_e_setup); $(am__tty_colors); $(am__set_TESTS_bases); \
+	ws='[ 	]'; \
+	results=`for b in $$bases; do echo $$b.trs; done`; \
+	test -n "$$results" || results=/dev/null; \
+	all=`  grep "^$$ws*:test-result:"           $$results | wc -l`; \
+	pass=` grep "^$$ws*:test-result:$$ws*PASS"  $$results | wc -l`; \
+	fail=` grep "^$$ws*:test-result:$$ws*FAIL"  $$results | wc -l`; \
+	skip=` grep "^$$ws*:test-result:$$ws*SKIP"  $$results | wc -l`; \
+	xfail=`grep "^$$ws*:test-result:$$ws*XFAIL" $$results | wc -l`; \
+	xpass=`grep "^$$ws*:test-result:$$ws*XPASS" $$results | wc -l`; \
+	error=`grep "^$$ws*:test-result:$$ws*ERROR" $$results | wc -l`; \
+	if test `expr $$fail + $$xpass + $$error` -eq 0; then \
+	  success=true; \
+	else \
+	  success=false; \
+	fi; \
+	br='==================='; br=$$br$$br$$br$$br; \
+	result_count () \
+	{ \
+	    if test x"$$1" = x"--maybe-color"; then \
+	      maybe_colorize=yes; \
+	    elif test x"$$1" = x"--no-color"; then \
+	      maybe_colorize=no; \
+	    else \
+	      echo "$@: invalid 'result_count' usage" >&2; exit 4; \
+	    fi; \
+	    shift; \
+	    desc=$$1 count=$$2; \
+	    if test $$maybe_colorize = yes && test $$count -gt 0; then \
+	      color_start=$$3 color_end=$$std; \
+	    else \
+	      color_start= color_end=; \
+	    fi; \
+	    echo "$${color_start}# $$desc $$count$${color_end}"; \
+	}; \
+	create_testsuite_report () \
+	{ \
+	  result_count $$1 "TOTAL:" $$all   "$$brg"; \
+	  result_count $$1 "PASS: " $$pass  "$$grn"; \
+	  result_count $$1 "SKIP: " $$skip  "$$blu"; \
+	  result_count $$1 "XFAIL:" $$xfail "$$lgn"; \
+	  result_count $$1 "FAIL: " $$fail  "$$red"; \
+	  result_count $$1 "XPASS:" $$xpass "$$red"; \
+	  result_count $$1 "ERROR:" $$error "$$mgn"; \
+	}; \
+	{								\
+	  echo "$(PACKAGE_STRING): $(subdir)/$(TEST_SUITE_LOG)" |	\
+	    $(am__rst_title);						\
+	  create_testsuite_report --no-color;				\
+	  echo;								\
+	  echo ".. contents:: :depth: 2";				\
+	  echo;								\
+	  for b in $$bases; do echo $$b; done				\
+	    | $(am__create_global_log);					\
+	} >$(TEST_SUITE_LOG).tmp || exit 1;				\
+	mv $(TEST_SUITE_LOG).tmp $(TEST_SUITE_LOG);			\
+	if $$success; then						\
+	  col="$$grn";							\
+	 else								\
+	  col="$$red";							\
+	  test x"$$VERBOSE" = x || cat $(TEST_SUITE_LOG);		\
+	fi;								\
+	echo "$${col}$$br$${std}"; 					\
+	echo "$${col}Testsuite summary for $(PACKAGE_STRING)$${std}";	\
+	echo "$${col}$$br$${std}"; 					\
+	create_testsuite_report --maybe-color;				\
+	echo "$$col$$br$$std";						\
+	if $$success; then :; else					\
+	  echo "$${col}See $(subdir)/$(TEST_SUITE_LOG)$${std}";		\
+	  if test -n "$(PACKAGE_BUGREPORT)"; then			\
+	    echo "$${col}Please report to $(PACKAGE_BUGREPORT)$${std}";	\
+	  fi;								\
+	  echo "$$col$$br$$std";					\
+	fi;								\
+	$$success || exit 1
+
+check-TESTS: $(check_PROGRAMS) $(check_HEADERS)
+	@list='$(RECHECK_LOGS)';           test -z "$$list" || rm -f $$list
+	@list='$(RECHECK_LOGS:.log=.trs)'; test -z "$$list" || rm -f $$list
+	@test -z "$(TEST_SUITE_LOG)" || rm -f $(TEST_SUITE_LOG)
+	@set +e; $(am__set_TESTS_bases); \
+	log_list=`for i in $$bases; do echo $$i.log; done`; \
+	trs_list=`for i in $$bases; do echo $$i.trs; done`; \
+	log_list=`echo $$log_list`; trs_list=`echo $$trs_list`; \
+	$(MAKE) $(AM_MAKEFLAGS) $(TEST_SUITE_LOG) TEST_LOGS="$$log_list"; \
+	exit $$?;
+recheck: all $(check_PROGRAMS) $(check_HEADERS)
+	@test -z "$(TEST_SUITE_LOG)" || rm -f $(TEST_SUITE_LOG)
+	@set +e; $(am__set_TESTS_bases); \
+	bases=`for i in $$bases; do echo $$i; done \
+	         | $(am__list_recheck_tests)` || exit 1; \
+	log_list=`for i in $$bases; do echo $$i.log; done`; \
+	log_list=`echo $$log_list`; \
+	$(MAKE) $(AM_MAKEFLAGS) $(TEST_SUITE_LOG) \
+	        am__force_recheck=am--force-recheck \
+	        TEST_LOGS="$$log_list"; \
+	exit $$?
+test_itc_valgrind.log: test_itc_valgrind
+	@p='test_itc_valgrind'; \
+	b='test_itc_valgrind'; \
+	$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
+test_itc.log: test_itc$(EXEEXT)
+	@p='test_itc$(EXEEXT)'; \
+	b='test_itc'; \
+	$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
+test_tuberia_valgrind.log: test_tuberia_valgrind
+	@p='test_tuberia_valgrind'; \
+	b='test_tuberia_valgrind'; \
+	$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
+test_tuberia.log: test_tuberia$(EXEEXT)
+	@p='test_tuberia$(EXEEXT)'; \
+	b='test_tuberia'; \
+	$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
+.test.log:
+	@p='$<'; \
+	$(am__set_b); \
+	$(am__check_pre) $(TEST_LOG_DRIVER) --test-name "$$f" \
+	--log-file $$b.log --trs-file $$b.trs \
+	$(am__common_driver_flags) $(AM_TEST_LOG_DRIVER_FLAGS) $(TEST_LOG_DRIVER_FLAGS) -- $(TEST_LOG_COMPILE) \
+	"$$tst" $(AM_TESTS_FD_REDIRECT)
+@am__EXEEXT_TRUE@.test$(EXEEXT).log:
+@am__EXEEXT_TRUE@	@p='$<'; \
+@am__EXEEXT_TRUE@	$(am__set_b); \
+@am__EXEEXT_TRUE@	$(am__check_pre) $(TEST_LOG_DRIVER) --test-name "$$f" \
+@am__EXEEXT_TRUE@	--log-file $$b.log --trs-file $$b.trs \
+@am__EXEEXT_TRUE@	$(am__common_driver_flags) $(AM_TEST_LOG_DRIVER_FLAGS) $(TEST_LOG_DRIVER_FLAGS) -- $(TEST_LOG_COMPILE) \
+@am__EXEEXT_TRUE@	"$$tst" $(AM_TESTS_FD_REDIRECT)
+
+distdir: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
+distdir-am: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+	$(MAKE) $(AM_MAKEFLAGS) $(check_PROGRAMS) $(check_HEADERS)
+	$(MAKE) $(AM_MAKEFLAGS) check-TESTS
+check: check-am
+all-am: Makefile
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+	-test -z "$(TEST_LOGS)" || rm -f $(TEST_LOGS)
+	-test -z "$(TEST_LOGS:.log=.trs)" || rm -f $(TEST_LOGS:.log=.trs)
+	-test -z "$(TEST_SUITE_LOG)" || rm -f $(TEST_SUITE_LOG)
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-checkPROGRAMS clean-generic mostlyclean-am
+
+distclean: distclean-am
+		-rm -f ./$(DEPDIR)/test_itc.Po
+	-rm -f ./$(DEPDIR)/test_tuberia.Po
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+		-rm -f ./$(DEPDIR)/test_itc.Po
+	-rm -f ./$(DEPDIR)/test_tuberia.Po
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: check-am install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-TESTS \
+	check-am clean clean-checkPROGRAMS clean-generic cscopelist-am \
+	ctags ctags-am distclean distclean-compile distclean-generic \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-dvi \
+	install-dvi-am install-exec install-exec-am install-html \
+	install-html-am install-info install-info-am install-man \
+	install-pdf install-pdf-am install-ps install-ps-am \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic pdf pdf-am ps ps-am \
+	recheck tags tags-am uninstall uninstall-am
+
+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/test/test.h b/test/test.h
new file mode 100644
index 0000000..096470d
--- /dev/null
+++ b/test/test.h
@@ -0,0 +1,9 @@
+#ifndef LIBTUBERIA_TEST_H__
+#define LIBTUBERIA_TEST_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#define TEST(a) do { int ret = (a); fprintf(stderr, "%4s %15s:%-4d %-40s : %-40s\n", ret ? "OK" : "FAIL", __FILE__, __LINE__, __func__, # a); if(!ret) { abort(); } } while(0);
+
+#endif //LIBTUBERIA_TEST_H__
diff --git a/test/test_itc.c b/test/test_itc.c
new file mode 100644
index 0000000..ba96114
--- /dev/null
+++ b/test/test_itc.c
@@ -0,0 +1,171 @@
+#include "../src/itc.h"
+#include "test.h"
+
+#include <pthread.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static void test_itc_alloc_free(void)
+{
+        itc *ctx;
+        TEST((ctx = itc_alloc(0)) == NULL);
+        TEST((ctx = itc_alloc(1)) != NULL);
+        itc_free(&ctx, NULL);
+        TEST(ctx == NULL);
+}
+
+static void test_itc_inject_retrive(void)
+{
+        unsigned int i;
+        unsigned int *e[3] = {NULL};
+        int *r;
+        itc *ctx;
+
+        for (i = 0; i < sizeof(e)/sizeof(e[0]); i++) {
+                e[i] = malloc(sizeof(*e[i]));
+                *e[i] = i;
+        }
+
+        ctx = itc_alloc(3);
+        TEST(itc_inject(ctx, 0, e[0]) == 0);
+        TEST(itc_inject(ctx, 0, e[1]) == 0);
+        TEST(itc_inject(ctx, 0, e[2]) == 0);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 0);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 1);
+        TEST(itc_inject(ctx, 0, e[0]) == 0);
+        TEST(itc_inject(ctx, 0, e[1]) == 0);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 2);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 0);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 1);
+        TEST(itc_retrive(ctx, 0) == NULL);
+        TEST(itc_inject(ctx, 0, e[0]) == 0);
+        itc_free(&ctx, free);
+
+        e[0] = malloc(sizeof(*e[0]));
+        *e[0] = 0;
+        ctx = itc_alloc(2);
+        TEST(itc_inject(ctx, 0, e[0]) == 0);
+        TEST(itc_inject(ctx, 0, e[1]) == 0);
+        TEST(itc_inject(ctx, 0, e[2]));
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 0);
+        TEST((r = itc_retrive(ctx, 0)) != NULL);
+        TEST(*r == 1);
+        TEST(itc_retrive(ctx, 0) == NULL);
+        itc_free(&ctx, free);
+        for (i = 0; i < sizeof(e)/sizeof(e[0]); i++) {
+                free(e[i]);
+        }
+}
+
+static void test_itc_queued_slots(void)
+{
+        itc *ctx;
+        ctx = itc_alloc(3);
+        TEST(itc_get_queued(NULL) < 0);
+        TEST(itc_get_queued(ctx) == 0);
+        TEST(itc_get_slots(NULL) < 0);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_inject(ctx, 0, NULL);
+        TEST(itc_get_queued(ctx) == 0);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_inject(ctx, 0, ctx);
+        TEST(itc_get_queued(ctx) == 1);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_inject(ctx, 0, ctx);
+        TEST(itc_get_queued(ctx) == 2);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_retrive(ctx, 0);
+        TEST(itc_get_queued(ctx) == 1);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_retrive(ctx, 0);
+        TEST(itc_get_queued(ctx) == 0);
+        TEST(itc_get_slots(ctx) == 3);
+        itc_free(&ctx, NULL);
+}
+
+static void *test_itc_wait_empty_th(void *_ctx)
+{
+        itc *ctx = _ctx;
+        int *e;
+
+        sleep(1);
+        TEST(ctx != NULL);
+        TEST((e = itc_retrive(ctx, 0)) != NULL);
+        TEST(*e == 0);
+        free(e);
+        TEST((e = itc_retrive(ctx, 0)) != NULL);
+        TEST(*e == 1);
+        free(e);
+        TEST((e = itc_retrive(ctx, 0)) != NULL);
+        TEST(*e == 2);
+        free(e);
+        TEST(itc_retrive(ctx, 0) == NULL);
+
+        return NULL;
+}
+
+static void test_itc_wait_empty(void)
+{
+        itc *ctx;
+        pthread_t th;
+        int *e[3];
+        int i;
+
+        for (i = 0; i < 3; i++) {
+                e[i] = malloc(sizeof(int));
+                *e[i] = i;
+        }
+
+        ctx = itc_alloc(3);
+        itc_inject(ctx, 0, e[0]);
+        itc_inject(ctx, 0, e[1]);
+        itc_inject(ctx, 0, e[2]);
+        pthread_create(&th, NULL, test_itc_wait_empty_th, ctx);
+        pthread_detach(th);
+        itc_wait_empty(ctx);
+        TEST(itc_get_queued(ctx) == 0);
+        TEST(itc_retrive(ctx, 0) == NULL);
+        itc_free(&ctx, NULL);
+}
+
+static void test_itc_discard_all(void)
+{
+        itc *ctx;
+        unsigned int *e[4];
+        unsigned int i;
+
+        for (i = 0; i < sizeof(e)/sizeof(e[0]); i++) {
+                e[i] = malloc(sizeof(*e[i]));
+                *e[i] = i;
+        }
+
+        ctx = itc_alloc(5);
+        itc_discard_all(ctx, free);
+        TEST(itc_get_queued(ctx) == 0);
+        itc_inject(ctx, 0, e[0]);
+        itc_inject(ctx, 0, e[1]);
+        itc_inject(ctx, 0, e[2]);
+        itc_inject(ctx, 0, e[3]);
+        itc_discard_all(ctx, free);
+        TEST(itc_get_queued(ctx) == 0);
+        itc_free(&ctx, NULL);
+}
+
+int main(int argc, char **argv)
+{
+        (void)argc;
+        (void)argv;
+        test_itc_alloc_free();
+        test_itc_inject_retrive();
+        test_itc_queued_slots();
+        test_itc_wait_empty();
+        test_itc_discard_all();
+        return 0;
+}
+
diff --git a/test/test_itc_valgrind b/test/test_itc_valgrind
new file mode 100755
index 0000000..eeace9a
--- /dev/null
+++ b/test/test_itc_valgrind
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+valgrind --error-exitcode=1 --leak-check=yes --show-reachable=yes ./test_itc
diff --git a/test/test_tuberia.c b/test/test_tuberia.c
new file mode 100644
index 0000000..8856447
--- /dev/null
+++ b/test/test_tuberia.c
@@ -0,0 +1,110 @@
+#include "../src/tuberia.h"
+#include "test.h"
+
+#include <pthread.h>
+#include <stdlib.h>
+
+static void *process(void *element, void *opaque)
+{
+        unsigned int *e = element;
+        unsigned int *r;
+        int *s = opaque;
+        r = malloc(sizeof(*r));
+        *r = *e + *s;
+        free(e);
+        return r;
+}
+
+static void test_tube_source_stage_alloc_free(void)
+{
+        tube_source *source;
+        tube_stage *stage;
+        TEST((source = tube_source_alloc(0, NULL, NULL, free)) == NULL);
+        TEST((source = tube_source_alloc(1, NULL, NULL, free)) != NULL);
+        tube_source_and_stages_free(&source);
+        TEST(source == NULL);
+        TEST((source = tube_source_alloc(3, NULL, NULL, free)) != NULL);
+        tube_source_and_stages_free(&source);
+        TEST(source == NULL);
+        TEST((stage = tube_stage_alloc(0, NULL, NULL, free)) == NULL);
+        TEST((stage = tube_stage_alloc(3, NULL, NULL, free)) == NULL);
+        TEST((stage = tube_stage_alloc(0, process, NULL, free)) == NULL);
+        TEST((stage = tube_stage_alloc(1, process, NULL, free)) != NULL);
+        tube_stage_free(&stage);
+        TEST(stage == NULL);
+        TEST((stage = tube_stage_alloc(3, process, NULL, free)) != NULL);
+        tube_stage_free(&stage);
+        TEST(stage == NULL);
+        TEST((source = tube_source_alloc(1, NULL, NULL, free)) != NULL);
+        TEST(tube_stage_append(source, tube_stage_alloc(1, process, NULL, free)) == 0);
+        TEST(tube_stage_append(source, tube_stage_alloc(1, process, NULL, free)) == 0);
+        TEST(tube_stage_append(source, tube_stage_alloc(1, process, NULL, free)) == 0);
+        tube_source_and_stages_free(&source);
+        TEST(source == NULL);
+}
+
+static void test_tube_alloc_free(void)
+{
+        tube *tube;
+        tube_source *source;
+        source = tube_source_alloc(1, NULL, NULL, free);
+        tube_stage_append(source, tube_stage_alloc(1, process, NULL, free));
+        tube_stage_append(source, tube_stage_alloc(1, process, NULL, free));
+        tube_stage_append(source, tube_stage_alloc(1, process, NULL, free));
+        TEST((tube = tube_alloc(NULL, NULL, NULL)) == NULL);
+        TEST((tube = tube_alloc(source, NULL, NULL)) != NULL);
+        tube_source_and_stages_free(&source);
+        tube_free(&tube);
+        TEST(tube == NULL);
+}
+
+static void test_tube_inject_retrive(void)
+{
+        tube *tube;
+        tube_source *source;
+        int sum[] = {7, 5};
+        unsigned int *e[10];
+        unsigned int r[10] = {12, 13, 14, 15, 16, 17, 18, 19, 20, 21};
+        unsigned int *o;
+        unsigned int i;
+
+        source = tube_source_alloc(3, NULL, NULL, free);
+        tube_stage_append(source, tube_stage_alloc(2, process, &sum[0], free));
+        tube_stage_append(source, tube_stage_alloc(4, process, &sum[1], free));
+        tube = tube_alloc(source, NULL, NULL);
+        tube_source_and_stages_free(&source);
+
+        for (i = 0; i < sizeof(e)/sizeof(e[0]); i++) {
+                e[i] = malloc(sizeof(*e[i]));
+                *e[i] = i;
+        }
+        for (i = 0; i < 3; i++) {
+                TEST(tube_inject(tube, 1000, e[i]) == 0);
+        }
+        TEST(tube_inject(tube, 1000, e[i]) < 0);
+        TEST(tube_start(tube) == 0);
+        for (; i < sizeof(e)/sizeof(e[0]); i++) {
+                TEST(tube_inject(tube, 1000, e[i]) == 0);
+        }
+        for (i = 0; i < sizeof(e)/sizeof(e[0]); i++) {
+                TEST((o = tube_retrive(tube, 1000)) != NULL);
+                TEST(*o == r[i]);
+                free(o);
+        }
+        tube_free(&tube);
+}
+
+int main(int argc, char **argv)
+{
+        (void)argc;
+        (void)argv;
+        test_tube_source_stage_alloc_free();
+        test_tube_alloc_free();
+        test_tube_inject_retrive();
+        /*test_tube_get_queued();
+        test_tube_get_slots();
+        test_tube_wait_empty();
+        test_tube_discard_all();*/
+        return 0;
+}
+
diff --git a/test/test_tuberia_valgrind b/test/test_tuberia_valgrind
new file mode 100755
index 0000000..0593634
--- /dev/null
+++ b/test/test_tuberia_valgrind
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+valgrind --error-exitcode=1 --leak-check=yes --show-reachable=yes ./test_tuberia
diff --git a/tuberia.pc.in b/tuberia.pc.in
new file mode 100644
index 0000000..26369ba
--- /dev/null
+++ b/tuberia.pc.in
@@ -0,0 +1,11 @@
+# @configure_input@
+prefix=@prefix@
+exec_prefix=${prefix}
+libdir=@libdir@
+includedir=@includedir@
+
+Name: libtuberia
+Description: Pipeline library
+Libs: -L${libdir} -ltuberia
+Libs.private: -lpthread
+Cflags: -I${includedir}