moved mod/awk/* to lib/awk/mod/*

qse/lib/awk/Makefile.am

@@ -1,5 +1,7 @@
 AUTOMAKE_OPTIONS = nostdinc
 
+SUBDIRS = . mod
+
 AM_CPPFLAGS = \
 	-I$(top_builddir)/include \
 	-I$(top_srcdir)/include \

qse/lib/awk/Makefile.in

@@ -127,9 +127,47 @@ CXXLINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
 SOURCES = $(libqseawk_la_SOURCES) $(libqseawkxx_la_SOURCES)
 DIST_SOURCES = $(libqseawk_la_SOURCES) \
 	$(am__libqseawkxx_la_SOURCES_DIST)
+RECURSIVE_TARGETS = all-recursive check-recursive dvi-recursive \
+	html-recursive info-recursive install-data-recursive \
+	install-dvi-recursive install-exec-recursive \
+	install-html-recursive install-info-recursive \
+	install-pdf-recursive install-ps-recursive install-recursive \
+	installcheck-recursive installdirs-recursive pdf-recursive \
+	ps-recursive uninstall-recursive
+RECURSIVE_CLEAN_TARGETS = mostlyclean-recursive clean-recursive	\
+  distclean-recursive maintainer-clean-recursive
+AM_RECURSIVE_TARGETS = $(RECURSIVE_TARGETS:-recursive=) \
+	$(RECURSIVE_CLEAN_TARGETS:-recursive=) tags TAGS ctags CTAGS \
+	distdir
 ETAGS = etags
 CTAGS = ctags
+DIST_SUBDIRS = $(SUBDIRS)
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+am__relativize = \
+  dir0=`pwd`; \
+  sed_first='s,^\([^/]*\)/.*$$,\1,'; \
+  sed_rest='s,^[^/]*/*,,'; \
+  sed_last='s,^.*/\([^/]*\)$$,\1,'; \
+  sed_butlast='s,/*[^/]*$$,,'; \
+  while test -n "$$dir1"; do \
+    first=`echo "$$dir1" | sed -e "$$sed_first"`; \
+    if test "$$first" != "."; then \
+      if test "$$first" = ".."; then \
+        dir2=`echo "$$dir0" | sed -e "$$sed_last"`/"$$dir2"; \
+        dir0=`echo "$$dir0" | sed -e "$$sed_butlast"`; \
+      else \
+        first2=`echo "$$dir2" | sed -e "$$sed_first"`; \
+        if test "$$first2" = "$$first"; then \
+          dir2=`echo "$$dir2" | sed -e "$$sed_rest"`; \
+        else \
+          dir2="../$$dir2"; \
+        fi; \
+        dir0="$$dir0"/"$$first"; \
+      fi; \
+    fi; \
+    dir1=`echo "$$dir1" | sed -e "$$sed_rest"`; \
+  done; \
+  reldir="$$dir2"
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AR = @AR@
@@ -304,6 +342,7 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = nostdinc
+SUBDIRS = . mod
 AM_CPPFLAGS = -I$(top_builddir)/include -I$(top_srcdir)/include \
 	-I$(includedir) $(LTDLINCL) $(am__append_1) $(am__append_2)
 lib_LTLIBRARIES = libqseawk.la $(am__append_3)
@@ -313,7 +352,7 @@ libqseawk_la_LIBADD = -lqsecmn $(LIBM) $(LIBLTDL)
 @ENABLE_CXX_TRUE@libqseawkxx_la_SOURCES = Awk.cpp StdAwk.cpp
 @ENABLE_CXX_TRUE@libqseawkxx_la_LDFLAGS = -L. -L../cmn -L$(libdir) -version-info 1:0:0 -no-undefined
 @ENABLE_CXX_TRUE@libqseawkxx_la_LIBADD = -lqseawk -lqsecmnxx -lqsecmn $(LIBM) $(LIBLTDL)
-all: all-am
+all: all-recursive
 
 .SUFFIXES:
 .SUFFIXES: .c .cpp .lo .o .obj
@@ -451,6 +490,76 @@ mostlyclean-libtool:
 clean-libtool:
 	-rm -rf .libs _libs
 
+# This directory's subdirectories are mostly independent; you can cd
+# into them and run `make' without going through this Makefile.
+# To change the values of `make' variables: instead of editing Makefiles,
+# (1) if the variable is set in `config.status', edit `config.status'
+#     (which will cause the Makefiles to be regenerated when you run `make');
+# (2) otherwise, pass the desired values on the `make' command line.
+$(RECURSIVE_TARGETS):
+	@fail= failcom='exit 1'; \
+	for f in x $$MAKEFLAGS; do \
+	  case $$f in \
+	    *=* | --[!k]*);; \
+	    *k*) failcom='fail=yes';; \
+	  esac; \
+	done; \
+	dot_seen=no; \
+	target=`echo $@ | sed s/-recursive//`; \
+	list='$(SUBDIRS)'; for subdir in $$list; do \
+	  echo "Making $$target in $$subdir"; \
+	  if test "$$subdir" = "."; then \
+	    dot_seen=yes; \
+	    local_target="$$target-am"; \
+	  else \
+	    local_target="$$target"; \
+	  fi; \
+	  ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) $$local_target) \
+	  || eval $$failcom; \
+	done; \
+	if test "$$dot_seen" = "no"; then \
+	  $(MAKE) $(AM_MAKEFLAGS) "$$target-am" || exit 1; \
+	fi; test -z "$$fail"
+
+$(RECURSIVE_CLEAN_TARGETS):
+	@fail= failcom='exit 1'; \
+	for f in x $$MAKEFLAGS; do \
+	  case $$f in \
+	    *=* | --[!k]*);; \
+	    *k*) failcom='fail=yes';; \
+	  esac; \
+	done; \
+	dot_seen=no; \
+	case "$@" in \
+	  distclean-* | maintainer-clean-*) list='$(DIST_SUBDIRS)' ;; \
+	  *) list='$(SUBDIRS)' ;; \
+	esac; \
+	rev=''; for subdir in $$list; do \
+	  if test "$$subdir" = "."; then :; else \
+	    rev="$$subdir $$rev"; \
+	  fi; \
+	done; \
+	rev="$$rev ."; \
+	target=`echo $@ | sed s/-recursive//`; \
+	for subdir in $$rev; do \
+	  echo "Making $$target in $$subdir"; \
+	  if test "$$subdir" = "."; then \
+	    local_target="$$target-am"; \
+	  else \
+	    local_target="$$target"; \
+	  fi; \
+	  ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) $$local_target) \
+	  || eval $$failcom; \
+	done && test -z "$$fail"
+tags-recursive:
+	list='$(SUBDIRS)'; for subdir in $$list; do \
+	  test "$$subdir" = . || ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) tags); \
+	done
+ctags-recursive:
+	list='$(SUBDIRS)'; for subdir in $$list; do \
+	  test "$$subdir" = . || ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) ctags); \
+	done
+
 ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
 	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
 	unique=`for i in $$list; do \
@@ -461,10 +570,23 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
 	mkid -fID $$unique
 tags: TAGS
 
-TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+TAGS: tags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
 		$(TAGS_FILES) $(LISP)
 	set x; \
 	here=`pwd`; \
+	if ($(ETAGS) --etags-include --version) >/dev/null 2>&1; then \
+	  include_option=--etags-include; \
+	  empty_fix=.; \
+	else \
+	  include_option=--include; \
+	  empty_fix=; \
+	fi; \
+	list='$(SUBDIRS)'; for subdir in $$list; do \
+	  if test "$$subdir" = .; then :; else \
+	    test ! -f $$subdir/TAGS || \
+	      set "$$@" "$$include_option=$$here/$$subdir/TAGS"; \
+	  fi; \
+	done; \
 	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
 	unique=`for i in $$list; do \
 	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
@@ -483,7 +605,7 @@ TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
 	  fi; \
 	fi
 ctags: CTAGS
-CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+CTAGS: ctags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
 		$(TAGS_FILES) $(LISP)
 	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
 	unique=`for i in $$list; do \
@@ -533,22 +655,51 @@ distdir: $(DISTFILES)
 	    || exit 1; \
 	  fi; \
 	done
+	@list='$(DIST_SUBDIRS)'; for subdir in $$list; do \
+	  if test "$$subdir" = .; then :; else \
+	    test -d "$(distdir)/$$subdir" \
+	    || $(MKDIR_P) "$(distdir)/$$subdir" \
+	    || exit 1; \
+	  fi; \
+	done
+	@list='$(DIST_SUBDIRS)'; for subdir in $$list; do \
+	  if test "$$subdir" = .; then :; else \
+	    dir1=$$subdir; dir2="$(distdir)/$$subdir"; \
+	    $(am__relativize); \
+	    new_distdir=$$reldir; \
+	    dir1=$$subdir; dir2="$(top_distdir)"; \
+	    $(am__relativize); \
+	    new_top_distdir=$$reldir; \
+	    echo " (cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) top_distdir="$$new_top_distdir" distdir="$$new_distdir" \\"; \
+	    echo "     am__remove_distdir=: am__skip_length_check=: am__skip_mode_fix=: distdir)"; \
+	    ($(am__cd) $$subdir && \
+	      $(MAKE) $(AM_MAKEFLAGS) \
+	        top_distdir="$$new_top_distdir" \
+	        distdir="$$new_distdir" \
+		am__remove_distdir=: \
+		am__skip_length_check=: \
+		am__skip_mode_fix=: \
+	        distdir) \
+	      || exit 1; \
+	  fi; \
+	done
 check-am: all-am
-check: check-am
+check: check-recursive
 all-am: Makefile $(LTLIBRARIES)
-installdirs:
+installdirs: installdirs-recursive
+installdirs-am:
 	for dir in "$(DESTDIR)$(libdir)"; do \
 	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
 	done
-install: install-am
-install-exec: install-exec-am
-install-data: install-data-am
-uninstall: uninstall-am
+install: install-recursive
+install-exec: install-exec-recursive
+install-data: install-data-recursive
+uninstall: uninstall-recursive
 
 install-am: all-am
 	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
 
-installcheck: installcheck-am
+installcheck: installcheck-recursive
 install-strip:
 	if test -z '$(STRIP)'; then \
 	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
@@ -570,92 +721,95 @@ distclean-generic:
 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: clean-recursive
 
 clean-am: clean-generic clean-libLTLIBRARIES clean-libtool \
 	mostlyclean-am
 
-distclean: distclean-am
+distclean: distclean-recursive
 	-rm -rf ./$(DEPDIR)
 	-rm -f Makefile
 distclean-am: clean-am distclean-compile distclean-generic \
 	distclean-tags
 
-dvi: dvi-am
+dvi: dvi-recursive
 
 dvi-am:
 
-html: html-am
+html: html-recursive
 
 html-am:
 
-info: info-am
+info: info-recursive
 
 info-am:
 
 install-data-am:
 
-install-dvi: install-dvi-am
+install-dvi: install-dvi-recursive
 
 install-dvi-am:
 
 install-exec-am: install-libLTLIBRARIES
 
-install-html: install-html-am
+install-html: install-html-recursive
 
 install-html-am:
 
-install-info: install-info-am
+install-info: install-info-recursive
 
 install-info-am:
 
 install-man:
 
-install-pdf: install-pdf-am
+install-pdf: install-pdf-recursive
 
 install-pdf-am:
 
-install-ps: install-ps-am
+install-ps: install-ps-recursive
 
 install-ps-am:
 
 installcheck-am:
 
-maintainer-clean: maintainer-clean-am
+maintainer-clean: maintainer-clean-recursive
 	-rm -rf ./$(DEPDIR)
 	-rm -f Makefile
 maintainer-clean-am: distclean-am maintainer-clean-generic
 
-mostlyclean: mostlyclean-am
+mostlyclean: mostlyclean-recursive
 
 mostlyclean-am: mostlyclean-compile mostlyclean-generic \
 	mostlyclean-libtool
 
-pdf: pdf-am
+pdf: pdf-recursive
 
 pdf-am:
 
-ps: ps-am
+ps: ps-recursive
 
 ps-am:
 
 uninstall-am: uninstall-libLTLIBRARIES
 
-.MAKE: install-am install-strip
+.MAKE: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS) ctags-recursive \
+	install-am install-strip tags-recursive
 
-.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
-	clean-libLTLIBRARIES clean-libtool ctags distclean \
-	distclean-compile distclean-generic distclean-libtool \
-	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-libLTLIBRARIES 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 mostlyclean-libtool pdf pdf-am ps ps-am \
-	tags uninstall uninstall-am uninstall-libLTLIBRARIES
+.PHONY: $(RECURSIVE_CLEAN_TARGETS) $(RECURSIVE_TARGETS) CTAGS GTAGS \
+	all all-am check check-am clean clean-generic \
+	clean-libLTLIBRARIES clean-libtool ctags ctags-recursive \
+	distclean distclean-compile distclean-generic \
+	distclean-libtool 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-libLTLIBRARIES install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs installdirs-am \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags tags-recursive uninstall uninstall-am \
+	uninstall-libLTLIBRARIES
 
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.

qse/lib/awk/mod/Makefile.am

@@ -0,0 +1,41 @@
+AUTOMAKE_OPTIONS = nostdinc
+
+AM_CPPFLAGS = \
+	-I$(top_builddir)/include \
+	-I$(top_srcdir)/include \
+	-I$(includedir)
+
+LDFLAGS_COMMON = -L$(abs_builddir)/../../cmn -L$(abs_builddir)/../../awk -L$(libdir) -no-undefined -version-info 1:0:0
+LIBADD_COMMON = -lqseawk -lqsecmn
+
+moddir = $(libdir)
+
+mod_LTLIBRARIES = libqseawk-sys.la 
+libqseawk_sys_la_SOURCES = sys.c
+libqseawk_sys_la_LDFLAGS = $(LDFLAGS_COMMON)
+libqseawk_sys_la_LIBADD = $(LIBADD_COMMON)
+
+mod_LTLIBRARIES += libqseawk-str.la 
+libqseawk_str_la_SOURCES = str.c
+libqseawk_str_la_LDFLAGS = $(LDFLAGS_COMMON)
+libqseawk_str_la_LIBADD = $(LIBADD_COMMON)
+
+mod_LTLIBRARIES += libqseawk-dir.la 
+libqseawk_dir_la_SOURCES = dir.c
+libqseawk_dir_la_LDFLAGS = $(LDFLAGS_COMMON)
+libqseawk_dir_la_LIBADD = $(LIBADD_COMMON)
+
+if HAVE_LIBUCI
+mod_LTLIBRARIES += libqseawk-uci.la
+libqseawk_uci_la_SOURCES = uci.c
+libqseawk_uci_la_LDFLAGS = $(LDFLAGS_COMMON)
+libqseawk_uci_la_LIBADD = $(LIBADD_COMMON) $(UCI_LIBS)
+endif
+
+if HAVE_C_MPI
+mod_LTLIBRARIES += libqseawk-mpi.la
+libqseawk_mpi_la_CPPFLAGS = $(AM_CPPFLAGS) $(MPI_CFLAGS)
+libqseawk_mpi_la_SOURCES = mpi.c
+libqseawk_mpi_la_LDFLAGS = $(LDFLAGS_COMMON) $(MPI_CLDFLAGS)
+libqseawk_mpi_la_LIBADD = $(LIBADD_COMMON)
+endif

qse/lib/awk/mod/Makefile.in

@@ -0,0 +1,675 @@
+# Makefile.in generated by automake 1.11.3 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkglibexecdir = $(libexecdir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+@HAVE_LIBUCI_TRUE@am__append_1 = libqseawk-uci.la
+@HAVE_C_MPI_TRUE@am__append_2 = libqseawk-mpi.la
+subdir = lib/awk/mod
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/m4/argz.m4 \
+	$(top_srcdir)/m4/ax_numval.m4 $(top_srcdir)/m4/ax_pthread.m4 \
+	$(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltdl.m4 \
+	$(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \
+	$(top_srcdir)/m4/ltversion.m4 $(top_srcdir)/m4/lt~obsolete.m4 \
+	$(top_srcdir)/m4/lx_find_mpi.m4 $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+mkinstalldirs = $(install_sh) -d
+CONFIG_HEADER = $(top_builddir)/include/qse/config.h
+CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_VPATH_FILES =
+am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
+am__vpath_adj = case $$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__installdirs = "$(DESTDIR)$(moddir)"
+LTLIBRARIES = $(mod_LTLIBRARIES)
+am__DEPENDENCIES_1 =
+libqseawk_dir_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+am_libqseawk_dir_la_OBJECTS = dir.lo
+libqseawk_dir_la_OBJECTS = $(am_libqseawk_dir_la_OBJECTS)
+libqseawk_dir_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(libqseawk_dir_la_LDFLAGS) $(LDFLAGS) -o $@
+@HAVE_C_MPI_TRUE@libqseawk_mpi_la_DEPENDENCIES =  \
+@HAVE_C_MPI_TRUE@	$(am__DEPENDENCIES_1)
+am__libqseawk_mpi_la_SOURCES_DIST = mpi.c
+@HAVE_C_MPI_TRUE@am_libqseawk_mpi_la_OBJECTS =  \
+@HAVE_C_MPI_TRUE@	libqseawk_mpi_la-mpi.lo
+libqseawk_mpi_la_OBJECTS = $(am_libqseawk_mpi_la_OBJECTS)
+libqseawk_mpi_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(libqseawk_mpi_la_LDFLAGS) $(LDFLAGS) -o $@
+@HAVE_C_MPI_TRUE@am_libqseawk_mpi_la_rpath = -rpath $(moddir)
+libqseawk_str_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+am_libqseawk_str_la_OBJECTS = str.lo
+libqseawk_str_la_OBJECTS = $(am_libqseawk_str_la_OBJECTS)
+libqseawk_str_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(libqseawk_str_la_LDFLAGS) $(LDFLAGS) -o $@
+libqseawk_sys_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+am_libqseawk_sys_la_OBJECTS = sys.lo
+libqseawk_sys_la_OBJECTS = $(am_libqseawk_sys_la_OBJECTS)
+libqseawk_sys_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
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+	  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
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+	for dir in "$(DESTDIR)$(moddir)"; do \
+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+	done
+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:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-modLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-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-modLTLIBRARIES
+
+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 -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-modLTLIBRARIES
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-modLTLIBRARIES ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	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-modLTLIBRARIES 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 \
+	mostlyclean-libtool pdf pdf-am ps ps-am tags uninstall \
+	uninstall-am uninstall-modLTLIBRARIES
+
+
+# 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:

qse/lib/awk/mod/dir.c

@@ -0,0 +1,608 @@
+/*
+ * $Id$
+ *
+    Copyright 2006-2012 Chung, Hyung-Hwan.
+    This file is part of QSE.
+
+    QSE is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as 
+    published by the Free Software Foundation, either version 3 of 
+    the License, or (at your option) any later version.
+
+    QSE is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public 
+    License along with QSE. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <qse/awk/awk.h>
+#include <qse/cmn/str.h>
+#include <qse/cmn/rbt.h>
+#include <qse/cmn/dir.h>
+#include "../../cmn/mem.h"
+
+typedef struct dir_list_t dir_list_t;
+typedef struct dir_node_t dir_node_t;
+
+enum
+{
+	DIR_ENOERR,
+	DIR_EOTHER,
+	DIR_ESYSERR,
+	DIR_ENOMEM,
+	DIR_EINVAL,
+	DIR_EACCES,
+	DIR_ENOENT
+};
+
+struct dir_node_t
+{
+	int id;
+	qse_dir_t* ctx;
+	dir_node_t* prev;
+	dir_node_t* next;
+};
+
+struct dir_list_t
+{
+	dir_node_t* head;
+	dir_node_t* tail;
+	dir_node_t* free;
+	
+	/* mapping table to map 'id' to 'node' */
+	struct
+	{
+		dir_node_t** tab;
+		int capa;
+		int high;
+	} map;
+
+	int errnum;
+};
+
+static int dir_err_to_errnum (qse_dir_errnum_t num)
+{
+	switch (num)
+	{
+		case QSE_DIR_ESYSERR:
+			return DIR_ESYSERR;
+		case QSE_DIR_ENOMEM:
+			return DIR_ENOMEM;
+		case QSE_DIR_EINVAL:
+			return DIR_EINVAL;
+		case QSE_DIR_EACCES:
+			return DIR_EACCES;
+		case QSE_DIR_ENOENT:
+			return DIR_ENOENT;
+		default:	
+			return DIR_EOTHER;
+	}
+}
+
+static int awk_err_to_errnum (qse_awk_errnum_t num)
+{
+	switch (num)
+	{
+		case QSE_AWK_ESYSERR:
+			return DIR_ESYSERR;
+		case QSE_AWK_ENOMEM:
+			return DIR_ENOMEM;
+		case QSE_AWK_EINVAL:
+			return DIR_EINVAL;
+		case QSE_AWK_EACCES:
+			return DIR_EACCES;
+		case QSE_AWK_ENOENT:
+			return DIR_ENOENT;
+		default:	
+			return DIR_EOTHER;
+	}
+}
+
+static dir_node_t* new_dir_node (qse_awk_rtx_t* rtx, dir_list_t* list, const qse_char_t* path)
+{
+	/* create a new context node and append it to the list tail */
+	dir_node_t* node;
+	qse_dir_errnum_t oe;
+
+	node = QSE_NULL;
+
+	if (list->free) node = list->free;
+	else
+	{
+		node = qse_awk_rtx_callocmem (rtx, QSE_SIZEOF(*node));
+		if (!node) 
+		{
+			list->errnum = DIR_ENOMEM;
+			goto oops;
+		}
+	}
+
+	node->ctx = qse_dir_open (qse_awk_rtx_getmmgr(rtx), 0, path, 0, &oe);
+	if (!node->ctx) 
+	{
+		list->errnum = dir_err_to_errnum (oe);
+		goto oops;
+	}
+
+	if (node == list->free) list->free = node->next;
+	else
+	{
+		if (list->map.high <= list->map.capa)
+		{
+			int newcapa;
+			dir_node_t** tmp;
+
+			newcapa = list->map.capa + 64;
+			if (newcapa < list->map.capa) goto oops; /* overflow */
+
+			tmp = (dir_node_t**) qse_awk_rtx_reallocmem (
+				rtx, list->map.tab, QSE_SIZEOF(*tmp) * newcapa);
+			if (!tmp) 
+			{
+				list->errnum = DIR_ENOMEM;
+				goto oops;
+			}
+
+			QSE_MEMSET (&tmp[list->map.capa], 0, 
+				QSE_SIZEOF(*tmp) * (newcapa - list->map.capa));
+
+			list->map.tab = tmp;
+			list->map.capa = newcapa;
+		}
+
+		node->id = list->map.high;
+		QSE_ASSERT (list->map.tab[node->id] == QSE_NULL);
+		list->map.tab[node->id] = node;
+		list->map.high++;
+	}
+
+	/* append it to the tail */
+	node->next = QSE_NULL;
+	node->prev = list->tail;
+	if (list->tail) list->tail->next = node;
+	else list->head = node;
+	list->tail = node;
+
+	return node;
+
+oops:
+	if (node) qse_awk_rtx_freemem (rtx, node);
+	return QSE_NULL;
+}
+
+static void free_dir_node (qse_awk_rtx_t* rtx, dir_list_t* list, dir_node_t* node)
+{
+	if (node->prev) node->prev->next = node->next;
+	if (node->next) node->next->prev = node->prev;
+	if (list->head == node) list->head = node->next;
+	if (list->tail == node) list->tail = node->prev;
+
+	list->map.tab[node->id] = QSE_NULL;
+
+	if (node->ctx) 
+	{
+		qse_dir_close (node->ctx);
+	}
+
+	if (list->map.high == node->id + 1)
+	{
+		/* destroy the actual node if the node to be freed has the
+		 * highest id */
+		QSE_MMGR_FREE (qse_awk_rtx_getmmgr(rtx), node);
+		list->map.high--;
+	}
+	else
+	{
+		/* otherwise, chain the node to the free list */
+		node->ctx = QSE_NULL;
+		node->next = list->free;
+		list->free = node;
+	}
+
+	/* however, i destroy the whole free list when all the nodes are
+	 * chanined to the free list */
+	if (list->head == QSE_NULL) 
+	{
+		qse_mmgr_t* mmgr;
+		dir_node_t* curnode;
+
+		mmgr = qse_awk_rtx_getmmgr(rtx);
+
+		while (list->free)
+		{
+			curnode = list->free;
+			list->free = list->free->next;
+			QSE_ASSERT (curnode->ctx == QSE_NULL);
+			QSE_MMGR_FREE (mmgr, curnode);
+		}
+
+		QSE_MMGR_FREE (mmgr, list->map.tab);
+		list->map.high = 0;
+		list->map.capa = 0;
+		list->map.tab = QSE_NULL;
+	}
+}
+
+/* ------------------------------------------------------------------------ */
+
+static int close_byid (qse_awk_rtx_t* rtx, dir_list_t* list, qse_long_t id)
+{
+	if (id >= 0 && id < list->map.high && list->map.tab[id]) 
+	{
+		free_dir_node (rtx, list, list->map.tab[id]);
+		return 0;
+	}
+	else
+	{
+		list->errnum = DIR_EINVAL;
+		return -1;
+	}
+}
+
+static int reset_byid (qse_awk_rtx_t* rtx, dir_list_t* list, qse_long_t id, const qse_char_t* path)
+{
+	if (id >= 0 && id < list->map.high && list->map.tab[id]) 
+	{
+		if (qse_dir_reset (list->map.tab[id]->ctx, path) <= -1)
+		{
+			list->errnum = dir_err_to_errnum (qse_dir_geterrnum (list->map.tab[id]->ctx));
+			return -1;
+		}
+		return 0;
+	}
+	else
+	{
+		list->errnum = DIR_EINVAL;
+		return -1;
+	}
+}
+
+static int read_byid (qse_awk_rtx_t* rtx, dir_list_t* list, qse_long_t id, qse_awk_val_ref_t* ref) 
+{
+	if (id >= 0 && id < list->map.high && list->map.tab[id]) 
+	{
+		int y;
+		qse_dir_ent_t ent;	
+		qse_awk_val_t* tmp;
+
+		y = qse_dir_read (list->map.tab[id]->ctx, &ent);
+		if (y <= -1) 
+		{
+			list->errnum = dir_err_to_errnum (qse_dir_geterrnum (list->map.tab[id]->ctx));
+			return -1;
+		}
+
+		if (y == 0) return 0;
+
+		tmp = qse_awk_rtx_makestrvalwithstr (rtx, ent.name);	
+		if (!tmp || qse_awk_rtx_setrefval (rtx, ref, tmp) <= -1) 
+		{
+			list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+			if (tmp) 
+			{
+				qse_awk_rtx_refupval (rtx, tmp);
+				qse_awk_rtx_refdownval (rtx, tmp);
+			}
+			return -1;
+		}
+
+		return 0;
+	}
+	else
+	{
+		list->errnum = DIR_EINVAL;
+		return -1;	
+	}
+}
+
+/* ------------------------------------------------------------------------ */
+
+static QSE_INLINE dir_list_t* rtx_to_list (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_rbt_pair_t* pair;
+	pair = qse_rbt_search ((qse_rbt_t*)fi->mod->ctx, &rtx, QSE_SIZEOF(rtx));
+	QSE_ASSERT (pair != QSE_NULL);
+	return (dir_list_t*)QSE_RBT_VPTR(pair);
+}
+
+static int fnc_dir_errno (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	qse_awk_val_t* retv;
+
+	list = rtx_to_list (rtx, fi);
+
+	retv = qse_awk_rtx_makeintval (rtx, list->errnum);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static qse_char_t* errmsg[] =
+{
+	QSE_T("no error"),
+	QSE_T("other error"),
+	QSE_T("system error"),
+	QSE_T("insufficient memory"),
+	QSE_T("invalid data"),
+	QSE_T("access denied"),
+	QSE_T("no entry"),
+	QSE_T("unknown error")
+};
+
+static int fnc_dir_errstr (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	qse_awk_val_t* retv;
+	qse_long_t errnum;
+
+	list = rtx_to_list (rtx, fi);
+
+	if (qse_awk_rtx_getnargs (rtx) <= 0 ||
+	    qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &errnum) <= -1)
+	{
+		errnum = list->errnum;
+	}
+
+	if (errnum < 0 || errnum >= QSE_COUNTOF(errmsg)) errnum = QSE_COUNTOF(errmsg) - 1;
+
+	retv = qse_awk_rtx_makestrvalwithstr (rtx, errmsg[errnum]);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_dir_open (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	dir_node_t* node = QSE_NULL;
+	qse_long_t ret;
+	qse_char_t* path;
+	qse_awk_val_t* retv;
+
+	list = rtx_to_list (rtx, fi);
+
+	path = qse_awk_rtx_valtostrdup (rtx, qse_awk_rtx_getarg (rtx, 0), QSE_NULL);
+	if (path)
+	{
+		node = new_dir_node (rtx, list, path);
+		if (node) ret = node->id;
+		else ret = -1;
+		qse_awk_rtx_freemem (rtx, path);
+	}
+	else
+	{
+		list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+		ret = -1;
+	}
+
+	/* ret may not be a statically managed number. 
+	 * error checking is required */
+	retv = qse_awk_rtx_makeintval (rtx, ret);
+	if (retv == QSE_NULL)
+	{
+		if (node) free_dir_node (rtx, list, node);
+		return -1;
+	}
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_dir_close (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	qse_long_t id;
+	int ret;
+	
+	list = rtx_to_list (rtx, fi);
+
+	ret = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &id);
+	if (ret <= -1)
+	{
+		list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+		ret = -1;
+	}
+	else
+	{
+		ret = close_byid (rtx, list, id);
+	}
+
+	qse_awk_rtx_setretval (rtx, qse_awk_rtx_makeintval (rtx, ret));
+	return 0;
+}
+
+static int fnc_dir_reset (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	qse_long_t id;
+	int ret;
+	qse_char_t* path;
+	
+	list = rtx_to_list (rtx, fi);
+
+	ret = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &id);
+	if (ret <= -1)
+	{
+		list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+	}
+	else
+	{
+		path = qse_awk_rtx_valtostrdup (rtx, qse_awk_rtx_getarg(rtx, 1), QSE_NULL);
+		if (path)
+		{
+			ret = reset_byid (rtx, list, id, path);
+			qse_awk_rtx_freemem (rtx, path);
+		}
+		else
+		{
+			list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+			ret = -1;
+		}
+	}
+
+	/* no error check for qse_awk_rtx_makeintval() here since ret 
+	 * is 0 or -1. it will never fail for those numbers */
+	qse_awk_rtx_setretval (rtx, qse_awk_rtx_makeintval (rtx, ret));
+	return 0;
+}
+
+static int fnc_dir_read  (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	dir_list_t* list;
+	qse_long_t id;
+	int ret;
+	
+	list = rtx_to_list (rtx, fi);
+
+	ret = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &id);
+	if (ret <= -1) 
+	{
+		list->errnum = awk_err_to_errnum (qse_awk_rtx_geterrnum (rtx));
+	}
+	else
+	{
+		ret = read_byid (rtx, list, id, qse_awk_rtx_getarg (rtx, 1));
+	}
+
+	/* no error check for qse_awk_rtx_makeintval() here since ret 
+	 * is 0, 1, -1. it will never fail for those numbers */
+	qse_awk_rtx_setretval (rtx, qse_awk_rtx_makeintval (rtx, ret));
+	return 0;
+}
+
+/* ------------------------------------------------------------------------ */
+
+typedef struct fnctab_t fnctab_t;
+struct fnctab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_fnc_t info;
+};
+
+static fnctab_t fnctab[] =
+{
+	{ QSE_T("close"),       { { 1, 1, QSE_NULL    }, fnc_dir_close,      0 } },
+	{ QSE_T("errno"),       { { 0, 0, QSE_NULL    }, fnc_dir_errno,      0 } },
+	{ QSE_T("errstr"),      { { 0, 1, QSE_NULL    }, fnc_dir_errstr,     0 } },
+	{ QSE_T("open"),        { { 1, 1, QSE_NULL    }, fnc_dir_open,       0 } },
+	{ QSE_T("read"),        { { 2, 2, QSE_T("vr") }, fnc_dir_read,       0 } },
+	{ QSE_T("reset"),       { { 2, 2, QSE_NULL    }, fnc_dir_reset,      0 } },
+};
+
+/* ------------------------------------------------------------------------ */
+
+static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qse_awk_mod_sym_t* sym)
+{
+	qse_cstr_t ea;
+	int left, right, mid, n;
+
+	left = 0; right = QSE_COUNTOF(fnctab) - 1;
+
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (fnctab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_FNC;
+			sym->u.fnc = fnctab[mid].info;
+			return 0;
+		}
+	}
+
+	ea.ptr = name;
+	ea.len = qse_strlen(name);
+	qse_awk_seterror (awk, QSE_AWK_ENOENT, &ea, QSE_NULL);
+	return -1;
+}
+
+static int init (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	qse_rbt_t* rbt;
+	dir_list_t list;
+
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	QSE_MEMSET (&list, 0, QSE_SIZEOF(list));
+	if (qse_rbt_insert (rbt, &rtx, QSE_SIZEOF(rtx), &list, QSE_SIZEOF(list)) == QSE_NULL) 
+	{
+		qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOMEM, QSE_NULL);
+		return -1;
+	}
+
+	return 0;
+}
+
+static void fini (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	qse_rbt_t* rbt;
+	qse_rbt_pair_t* pair;
+	
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	/* garbage clean-up */
+	pair = qse_rbt_search  (rbt, &rtx, QSE_SIZEOF(rtx));
+	if (pair)
+	{
+		dir_list_t* list;
+		dir_node_t* node, * next;
+
+		list = QSE_RBT_VPTR(pair);
+		node = list->head;
+		while (node)
+		{
+			next = node->next;
+			free_dir_node (rtx, list, node);
+			node = next;
+		}
+
+		qse_rbt_delete (rbt, &rtx, QSE_SIZEOF(rtx));
+	}
+}
+
+static void unload (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	qse_rbt_t* rbt;
+
+	rbt = (qse_rbt_t*)mod->ctx;
+
+	QSE_ASSERT (QSE_RBT_SIZE(rbt) == 0);
+	qse_rbt_close (rbt);
+}
+
+QSE_EXPORT int load (qse_awk_mod_t* mod, qse_awk_t* awk) 
+{
+	qse_rbt_t* rbt;
+
+	mod->query = query;
+	mod->unload = unload;
+
+	mod->init = init;
+	mod->fini = fini;
+
+	rbt = qse_rbt_open (qse_awk_getmmgr(awk), 0, 1, 1);
+	if (rbt == QSE_NULL) 
+	{
+		qse_awk_seterrnum (awk, QSE_AWK_ENOMEM, QSE_NULL);
+		return -1;
+	}
+	qse_rbt_setmancbs (rbt, qse_getrbtmancbs(QSE_RBT_MANCBS_INLINE_COPIERS));
+
+	mod->ctx = rbt;
+	return 0;
+}
+
+#if defined(__DOS__)
+/* kind of DllMain() for Causeway DLL */
+int main (int eax) { return 0; }
+#endif
+       

qse/lib/awk/mod/mpi.c

@@ -0,0 +1,296 @@
+/*
+ * $Id$
+ *
+    Copyright 2006-2012 Chung, Hyung-Hwan.
+    This file is part of QSE.
+
+    QSE is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as 
+    published by the Free Software Foundation, either version 3 of 
+    the License, or (at your option) any later version.
+
+    QSE is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public 
+    License along with QSE. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <qse/awk/awk.h>
+#include <qse/cmn/str.h>
+#include <qse/cmn/main.h>
+
+#if defined(HAVE_MPI)
+#    include <mpi.h>
+#else
+#    error this module needs mpi
+#endif
+
+static int fnc_size (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	int rank;
+
+	MPI_Comm_size (MPI_COMM_WORLD, &rank);
+	retv = qse_awk_rtx_makeintval (rtx, rank);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_rank (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	int rank;
+
+	MPI_Comm_rank (MPI_COMM_WORLD, &rank);
+	retv = qse_awk_rtx_makeintval (rtx, rank);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_hash (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	qse_long_t hv;
+
+	hv = qse_awk_rtx_hashval (rtx, qse_awk_rtx_getarg (rtx, 0));
+
+	retv = qse_awk_rtx_makeintval (rtx, hv);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_assign (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	qse_long_t limit;
+	int rx;
+
+	rx = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &limit);
+	if (rx >= 0)
+	{
+		qse_awk_nrflt_t nrflt;
+		int size, rank;
+
+		MPI_Comm_size (MPI_COMM_WORLD, &size);
+		MPI_Comm_rank (MPI_COMM_WORLD, &rank);
+		nrflt.limit = limit;
+		nrflt.size = size;
+		nrflt.rank = rank;
+		qse_awk_rtx_setnrflt (rtx, &nrflt);
+	}
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_reduce (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	qse_long_t opidx, lv;
+	qse_flt_t rv;
+	int n;
+
+	static MPI_Op optab[] =
+	{
+		MPI_MIN,
+		MPI_MAX,
+		MPI_SUM,
+		MPI_PROD,
+		MPI_LAND,
+		MPI_LOR
+	};
+
+	if (qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 1), &opidx) <= -1 ||
+	   (opidx < 0 || opidx >= QSE_COUNTOF(optab)) || 
+	   (n = qse_awk_rtx_valtonum (rtx, qse_awk_rtx_getarg (rtx, 0), &lv, &rv)) <= -1) goto softfail;
+
+/* TODO: determine it to be MPI_LONG or MPI_INT, OR MPI_LONG_LONG_INT depending on the size of qse_long_t */
+	if (n == 0) 
+	{
+		qse_long_t lout;
+		if (MPI_Allreduce (&lv, &lout, 1, MPI_LONG_LONG_INT, optab[opidx], MPI_COMM_WORLD) != MPI_SUCCESS) goto softfail;
+		retv = qse_awk_rtx_makeintval (rtx, lout);
+	}
+	else
+	{
+		qse_flt_t fout;
+		if (MPI_Allreduce (&rv, &fout, 1, MPI_LONG_DOUBLE, optab[opidx], MPI_COMM_WORLD) != MPI_SUCCESS) goto softfail;
+		retv = qse_awk_rtx_makefltval (rtx, fout);
+	}
+	
+	if (retv == QSE_NULL) return -1;
+	qse_awk_rtx_setretval (rtx, retv);
+
+	return 0;
+
+softfail:
+	/* return without setting the return value.
+	 * this intrinsic function will return a nil value when it fails */
+	return 0;
+}
+
+static int fnc_barrier (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	int rx;
+	qse_awk_val_t* retv;
+
+	rx = (MPI_Barrier (MPI_COMM_WORLD) == MPI_SUCCESS)? 0: -1;
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+typedef struct fnctab_t fnctab_t;
+struct fnctab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_fnc_t info;
+};
+
+typedef struct inttab_t inttab_t;
+struct inttab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_int_t info;
+};
+
+static fnctab_t fnctab[] =
+{
+	{ QSE_T("assign"),   { { 1, 1, QSE_NULL }, fnc_assign,  0 } },
+	{ QSE_T("barrier"),  { { 0, 0, QSE_NULL }, fnc_barrier, 0 } },
+	{ QSE_T("hash"),     { { 1, 1, QSE_NULL }, fnc_hash,    0 } },
+	{ QSE_T("rank"),     { { 0, 0, QSE_NULL }, fnc_rank,    0 } },
+	{ QSE_T("reduce"),   { { 2, 2, QSE_NULL }, fnc_reduce,  0 } },
+	{ QSE_T("size"),     { { 0, 0, QSE_NULL }, fnc_size,    0 } }
+};
+
+static inttab_t inttab[] =
+{
+	{ QSE_T("REDUCE_LAND"),  { 4 } },
+	{ QSE_T("REDUCE_LOR"),   { 5 } },
+	{ QSE_T("REDUCE_MAX"),   { 1 } },
+	{ QSE_T("REDUCE_MIN"),   { 0 } },
+	{ QSE_T("REDUCE_PROD"),  { 3 } },
+	{ QSE_T("REDUCE_SUM"),   { 2 } }
+};
+
+static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qse_awk_mod_sym_t* sym)
+{
+	qse_cstr_t ea;
+     int left, right, mid, n;
+
+	left = 0; right = QSE_COUNTOF(fnctab) - 1;
+
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (fnctab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_FNC;
+			sym->u.fnc = fnctab[mid].info;
+			return 0;
+		}
+	}
+
+	left = 0; right = QSE_COUNTOF(inttab) - 1;
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (inttab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_INT;
+			sym->u.in = inttab[mid].info;
+			return 0;
+		}
+	}
+
+	ea.ptr = name;
+	ea.len = qse_strlen(name);
+	qse_awk_seterror (awk, QSE_AWK_ENOENT, &ea, QSE_NULL);
+	return -1;
+}
+
+/* TODO: proper resource management */
+
+static int init (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	/* TODO: anything */
+	return 0;
+}
+
+static void fini (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	/* TODO: anything */
+}
+
+static void unload (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	/* TODO: anything */
+}
+
+QSE_EXPORT int load (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	mod->query = query;
+	mod->unload = unload;
+
+	mod->init = init;
+	mod->fini = fini;
+	/*
+	mod->ctx...
+	 */
+
+	return 0;
+}
+
+/* The MPI module is special in that it exports 2 extra symbols - 
+ * mpi_init and mpi_fini. These two symbols are intended to be called
+ * dynamically using dlopen() or something similar when an application
+ * intending to use mpi::xxx starts up. This way, the application doesn't
+ * have to be linked to any MPI libraries while this module is linked to
+ * an MPI library. If this module doesn't exist, it means MPI is not availble
+ * and the module wasn't built. So you can't access mpi::xxx symbols either 
+ */
+
+QSE_EXPORT int mpi_init (int argc, qse_achar_t* argv[])
+{
+	int rx;
+
+	if (MPI_Init (&argc, &argv) != MPI_SUCCESS) rx = -1;
+	else
+	{
+		MPI_Comm_set_errhandler (MPI_COMM_WORLD, MPI_ERRORS_RETURN);
+		rx = 0;
+	}
+
+	return rx;
+}
+
+QSE_EXPORT void mpi_fini (void)
+{
+	MPI_Finalize ();
+}

qse/lib/awk/mod/str.c

@@ -0,0 +1,178 @@
+/*
+ * $Id$
+ *
+    Copyright 2006-2012 Chung, Hyung-Hwan.
+    This file is part of QSE.
+
+    QSE is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as 
+    published by the Free Software Foundation, either version 3 of 
+    the License, or (at your option) any later version.
+
+    QSE is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public 
+    License along with QSE. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <qse/awk/awk.h>
+#include <qse/cmn/str.h>
+#include "../../cmn/mem.h"
+
+static int fnc_normspc (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	/* normalize spaces 
+	 * - trim leading and trailing spaces
+	 * - replace a series of spaces to a single space
+	 */
+	qse_xstr_t path;
+	qse_awk_val_t* retv;
+
+	path.ptr = qse_awk_rtx_valtostrdup (
+		rtx, qse_awk_rtx_getarg(rtx, 0), &path.len);
+	if (path.ptr)
+	{
+		path.len = qse_strxpac (path.ptr, path.len);
+		retv = qse_awk_rtx_makestrval (rtx, path.ptr, path.len);
+		qse_awk_rtx_freemem (rtx, path.ptr);
+		if (retv) qse_awk_rtx_setretval (rtx, retv);
+	}
+
+	return 0;
+}
+
+static int trim (qse_awk_rtx_t* rtx, int flags)
+{
+	qse_xstr_t path;
+	qse_char_t* npath;
+	qse_awk_val_t* retv;
+
+	path.ptr = qse_awk_rtx_valtostrdup (
+		rtx, qse_awk_rtx_getarg(rtx, 0), &path.len);
+	if (path.ptr)
+	{
+		npath = qse_strxtrmx (path.ptr, &path.len, flags);
+		retv = qse_awk_rtx_makestrval (rtx, npath, path.len);
+		qse_awk_rtx_freemem (rtx, path.ptr);
+		if (retv) qse_awk_rtx_setretval (rtx, retv);
+	}
+
+	return 0;
+}
+
+static int fnc_trim (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	return trim (rtx, QSE_STRTRMX_LEFT | QSE_STRTRMX_RIGHT);
+}
+static int fnc_ltrim (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	return trim (rtx, QSE_STRTRMX_LEFT);
+}
+static int fnc_rtrim (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	return trim (rtx, QSE_STRTRMX_RIGHT);
+}
+
+typedef struct fnctab_t fnctab_t;
+struct fnctab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_fnc_t info;
+};
+
+static fnctab_t fnctab[] =
+{
+	/* keep this table sorted for binary search in query(). */
+	{ QSE_T("ltrim"),    { { 1, 1, QSE_NULL }, fnc_ltrim,    0  } },
+	{ QSE_T("normspc"),  { { 1, 1, QSE_NULL }, fnc_normspc,  0  } },
+	{ QSE_T("rtrim"),    { { 1, 1, QSE_NULL }, fnc_rtrim,    0  } },
+	{ QSE_T("trim"),     { { 1, 1, QSE_NULL }, fnc_trim,     0  } }
+};
+
+static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qse_awk_mod_sym_t* sym)
+{
+	qse_cstr_t ea;
+	int left, right, mid, n;
+
+	left = 0; right = QSE_COUNTOF(fnctab) - 1;
+
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (fnctab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_FNC;
+			sym->u.fnc = fnctab[mid].info;
+			return 0;
+		}
+	}
+
+#if 0
+	left = 0; right = QSE_COUNTOF(inttab) - 1;
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (inttab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_INT;
+			sym->u.in = inttab[mid].info;
+			return 0;
+		}
+     }
+#endif
+
+	ea.ptr = name;
+	ea.len = qse_strlen(name);
+	qse_awk_seterror (awk, QSE_AWK_ENOENT, &ea, QSE_NULL);
+	return -1;
+}
+
+/* TODO: proper resource management */
+
+static int init (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	return 0;
+}
+
+static void fini (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	/* TODO: 
+	for (each pid for rtx) kill (pid, SIGKILL);
+	for (each pid for rtx) waitpid (pid, QSE_NULL, 0);
+	*/
+}
+
+static void unload (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	/* TODO: anything */
+}
+
+QSE_EXPORT int load (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	mod->query = query;
+	mod->unload = unload;
+
+	mod->init = init;
+	mod->fini = fini;
+	/*
+	mod->ctx...
+	 */
+
+	return 0;
+}
+
+#if defined(__DOS__)
+/* kind of DllMain() for Causeway DLL */
+int main (int eax) { return 0; }
+#endif

qse/lib/awk/mod/sys.c

@@ -0,0 +1,749 @@
+/*
+ * $Id$
+ *
+    Copyright 2006-2012 Chung, Hyung-Hwan.
+    This file is part of QSE.
+
+    QSE is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as 
+    published by the Free Software Foundation, either version 3 of 
+    the License, or (at your option) any later version.
+
+    QSE is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public 
+    License along with QSE. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <qse/awk/awk.h>
+#include <qse/cmn/str.h>
+#include <qse/cmn/time.h>
+#include <qse/cmn/nwif.h>
+#include <qse/cmn/nwad.h>
+#include "../../cmn/mem.h"
+
+#if defined(_WIN32)
+#	include <windows.h>
+#	include <process.h>
+#elif defined(__OS2__)
+#	define INCL_DOSPROCESS
+#	define INCL_DOSEXCEPTIONS
+#	define INCL_ERRORS
+#	include <os2.h>
+#elif defined(__DOS__)
+#	include <dos.h>
+#else
+#	include "../../cmn/syscall.h"
+#	if defined(HAVE_SYS_SYSCALL_H)
+#		include <sys/syscall.h>
+#	endif
+#endif
+
+#include <stdlib.h> /* getenv */
+#include <qse/cmn/stdio.h> /* qse_sprintf */
+
+static int fnc_fork (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
+	pid = fork ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, pid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_wait (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid;
+	qse_awk_val_t* retv;
+	int rx;
+
+/* TODO: handle more parameters */
+
+	rx = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &pid);
+	if (rx >= 0)
+	{
+#if defined(_WIN32)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__OS2__)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__DOS__)
+		/* TOOD: implement this*/
+		rx = -1;
+#else
+		rx = waitpid (pid, QSE_NULL, 0);
+#endif
+	}
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_kill (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid, sig;
+	qse_awk_val_t* retv;
+	int rx;
+
+	if (qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &pid) <= -1 ||
+	    qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 1), &sig) <= -1)
+	{
+		rx = -1;
+	}
+	else
+	{
+#if defined(_WIN32)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__OS2__)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__DOS__)
+		/* TOOD: implement this*/
+		rx = -1;
+#else
+		rx = kill (pid, sig);
+#endif
+	}
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getpgrp (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
+	pid = getpgrp ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, pid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getpid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	pid = GetCurrentProcessId();
+	
+#elif defined(__OS2__)
+	PTIB tib;
+	PPIB pib;
+
+	pid = (DosGetInfoBlocks (&tib, &pib) == NO_ERROR)?
+		pib->pib_ulpid: -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
+	pid = getpid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, pid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_gettid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_intptr_t pid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	pid = GetCurrentThreadId();
+	
+#elif defined(__OS2__)
+	PTIB tib;
+	PPIB pib;
+
+	pid = (DosGetInfoBlocks (&tib, &pib) == NO_ERROR && tib->tib_ptib2)?
+		 tib->tib_ptib2->tib2_ultid: -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
+	#if defined(SYS_gettid) && defined(QSE_SYSCALL0)
+	QSE_SYSCALL0 (pid, SYS_gettid);
+	#elif defined(SYS_gettid)
+	pid = syscall (SYS_gettid);
+	#else
+	pid = -1;
+	#endif
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, (qse_long_t)pid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getppid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
+	pid = getppid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, pid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getuid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t uid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	uid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	uid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	uid = -1;
+
+#else
+	uid = getuid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, uid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getgid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t gid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	gid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	gid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	gid = -1;
+
+#else
+	gid = getgid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, gid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_geteuid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t uid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	uid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	uid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	uid = -1;
+
+#else
+	uid = geteuid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, uid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getegid (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t gid;
+	qse_awk_val_t* retv;
+
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	gid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	gid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	gid = -1;
+
+#else
+	gid = getegid ();
+#endif
+
+	retv = qse_awk_rtx_makeintval (rtx, gid);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_sleep (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t lv;
+	qse_flt_t fv;
+	qse_awk_val_t* retv;
+	int rx;
+
+	rx = qse_awk_rtx_valtonum (rtx, qse_awk_rtx_getarg (rtx, 0), &lv, &fv);
+	if (rx == 0)
+	{
+#if defined(_WIN32)
+		Sleep ((DWORD)QSE_SEC_TO_MSEC(lv));
+		rx = 0;
+#elif defined(__OS2__)
+		DosSleep ((ULONG)QSE_SEC_TO_MSEC(lv));
+		rx = 0;
+#elif defined(__DOS__)
+		rx = sleep (lv);	
+#elif defined(HAVE_NANOSLEEP)
+		struct timespec req;
+		req.tv_sec = lv;
+		req.tv_nsec = 0;
+		rx = nanosleep (&req, QSE_NULL);
+#else
+		rx = sleep (lv);	
+#endif
+	}
+	else if (rx >= 1)
+	{
+#if defined(_WIN32)
+		Sleep ((DWORD)QSE_SEC_TO_MSEC(fv));
+		rx = 0;
+#elif defined(__OS2__)
+		DosSleep ((ULONG)QSE_SEC_TO_MSEC(fv));
+		rx = 0;
+#elif defined(__DOS__)
+		/* no high-resolution sleep() is available */
+		rx = sleep ((qse_long_t)fv);	
+#elif defined(HAVE_NANOSLEEP)
+		struct timespec req;
+		req.tv_sec = (qse_long_t)fv;
+		req.tv_nsec = QSE_SEC_TO_NSEC(fv - req.tv_sec);
+		rx = nanosleep (&req, QSE_NULL);
+#elif defined(HAVE_SELECT)
+		struct timeval req;
+		req.tv_sec = (qse_long_t)fv;
+		req.tv_nsec = QSE_SEC_TO_USEC(fv - req.tv_sec);
+		rx = select (0, QSE_NULL, QSE_NULL, QSE_NULL, &req);
+#else
+		/* no high-resolution sleep() is available */
+		rx = sleep ((qse_long_t)fv);	
+#endif
+	}
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_gettime (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	qse_ntime_t now;
+
+	if (qse_gettime (&now) <= -1) now.sec = 0;
+
+	retv = qse_awk_rtx_makeintval (rtx, now.sec);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_settime (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_awk_val_t* retv;
+	qse_ntime_t now;
+	int rx;
+
+	now.nsec = 0;
+
+	if (qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &now.sec) <= -1 ||
+	    qse_settime (&now) <= -1) rx = -1;
+	else rx = 0;
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_getenv (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_mchar_t* var;
+	qse_size_t len;
+	qse_awk_val_t* retv;
+
+	var = qse_awk_rtx_valtombsdup (
+		rtx, qse_awk_rtx_getarg (rtx, 0), &len);
+	if (var)
+	{
+		qse_mchar_t* val;
+
+		val = getenv (var);	
+		if (val) 
+		{
+			retv = qse_awk_rtx_makestrvalwithmbs (rtx, val);
+			if (retv == QSE_NULL) return -1;
+
+			qse_awk_rtx_setretval (rtx, retv);
+		}
+
+		qse_awk_rtx_freemem (rtx, var);
+	}
+
+	return 0;
+}
+
+static int fnc_getnwifcfg (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_nwifcfg_t cfg;
+	qse_awk_rtx_valtostr_out_t out;
+	int ret = -1;
+
+	out.type = QSE_AWK_RTX_VALTOSTR_CPLCPY;
+	out.u.cplcpy.ptr = cfg.name;
+	out.u.cplcpy.len = QSE_COUNTOF(cfg.name);
+	if (qse_awk_rtx_valtostr (rtx, qse_awk_rtx_getarg (rtx, 0), &out) >= 0)
+	{
+		qse_long_t type;
+		int rx;
+
+		rx = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 1), &type);
+		if (rx >= 0)
+		{
+			cfg.type = type;
+
+			if (qse_getnwifcfg (&cfg) >= 0)
+			{
+				/* make a map value containg configuration */	
+				qse_long_t index, mtu;
+				qse_char_t addr[128];
+				qse_char_t mask[128];
+				qse_char_t ethw[32];
+				qse_awk_val_map_data_t md[7];
+				qse_awk_val_t* tmp;
+
+				QSE_MEMSET (md, 0, QSE_SIZEOF(md));
+
+				md[0].key.ptr = QSE_T("index");
+				md[0].key.len = 5;
+				md[0].type = QSE_AWK_VAL_MAP_DATA_INT;
+				index = cfg.index;
+				md[0].vptr = &index;
+
+				md[1].key.ptr = QSE_T("mtu");
+				md[1].key.len = 3;
+				md[1].type = QSE_AWK_VAL_MAP_DATA_INT;
+				mtu = cfg.mtu;
+				md[1].vptr = &mtu;
+		
+				md[2].key.ptr = QSE_T("addr");
+				md[2].key.len = 4;
+				md[2].type = QSE_AWK_VAL_MAP_DATA_STR;
+				qse_nwadtostr (&cfg.addr, addr, QSE_COUNTOF(addr), QSE_NWADTOSTR_ADDR);
+				md[2].vptr = addr;
+
+				md[3].key.ptr = QSE_T("mask");
+				md[3].key.len = 4;
+				md[3].type = QSE_AWK_VAL_MAP_DATA_STR;
+				qse_nwadtostr (&cfg.mask, mask, QSE_COUNTOF(mask), QSE_NWADTOSTR_ADDR);
+				md[3].vptr = mask;
+
+				md[4].key.ptr = QSE_T("ethw");
+				md[4].key.len = 4;
+				md[4].type = QSE_AWK_VAL_MAP_DATA_STR;
+				qse_sprintf (ethw, QSE_COUNTOF(ethw), QSE_T("%02X:%02X:%02X:%02X:%02X:%02X"), 
+					cfg.ethw[0], cfg.ethw[1], cfg.ethw[2], cfg.ethw[3], cfg.ethw[4], cfg.ethw[5]);
+				md[4].vptr = ethw;
+
+				if (cfg.flags & (QSE_NWIFCFG_LINKUP | QSE_NWIFCFG_LINKDOWN))
+				{
+					md[5].key.ptr = QSE_T("link");
+					md[5].key.len = 4;
+					md[5].type = QSE_AWK_VAL_MAP_DATA_STR;
+					md[5].vptr = (cfg.flags & QSE_NWIFCFG_LINKUP)? QSE_T("up"): QSE_T("down");
+				}
+
+				tmp = qse_awk_rtx_makemapvalwithdata (rtx, md);
+				if (tmp)
+				{
+					if (qse_awk_rtx_setrefval (rtx, qse_awk_rtx_getarg (rtx, 2), tmp) <= -1)
+					{
+						qse_awk_rtx_refupval (rtx, tmp);
+						qse_awk_rtx_refdownval (rtx, tmp);
+					}
+					else ret = 0;
+				}
+			}
+		}
+	}
+
+	/* no error check for qse_awk_rtx_makeintval() since ret is 0 or -1 */
+	qse_awk_rtx_setretval (rtx, qse_awk_rtx_makeintval (rtx, ret));
+	return 0;
+}
+
+typedef struct fnctab_t fnctab_t;
+struct fnctab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_fnc_t info;
+};
+
+typedef struct inttab_t inttab_t;
+struct inttab_t
+{
+	const qse_char_t* name;
+	qse_awk_mod_sym_int_t info;
+};
+
+static fnctab_t fnctab[] =
+{
+	/* keep this table sorted for binary search in query(). */
+
+	{ QSE_T("fork"),       { { 0, 0, QSE_NULL     }, fnc_fork,       0  } },
+	{ QSE_T("getegid"),    { { 0, 0, QSE_NULL     }, fnc_getegid,    0  } },
+	{ QSE_T("getenv"),     { { 1, 1, QSE_NULL     }, fnc_getenv,     0  } },
+	{ QSE_T("geteuid"),    { { 0, 0, QSE_NULL     }, fnc_geteuid,    0  } },
+	{ QSE_T("getgid"),     { { 0, 0, QSE_NULL     }, fnc_getgid,     0  } },
+	{ QSE_T("getnwifcfg"), { { 3, 3, QSE_T("vvr") }, fnc_getnwifcfg, 0  } },
+	{ QSE_T("getpgrp"),    { { 0, 0, QSE_NULL     }, fnc_getpgrp,    0  } },
+	{ QSE_T("getpid"),     { { 0, 0, QSE_NULL     }, fnc_getpid,     0  } },
+	{ QSE_T("getppid"),    { { 0, 0, QSE_NULL     }, fnc_getppid,    0  } },
+	{ QSE_T("gettid"),     { { 0, 0, QSE_NULL     }, fnc_gettid,     0  } },
+	{ QSE_T("gettime"),    { { 0, 0, QSE_NULL     }, fnc_gettime,    0  } },
+	{ QSE_T("getuid"),     { { 0, 0, QSE_NULL     }, fnc_getuid,     0  } },
+	{ QSE_T("kill"),       { { 2, 2, QSE_NULL     }, fnc_kill,       0  } },
+	{ QSE_T("settime"),    { { 1, 1, QSE_NULL     }, fnc_settime,    0  } },
+	{ QSE_T("sleep"),      { { 1, 1, QSE_NULL     }, fnc_sleep,      0  } },
+	{ QSE_T("wait"),       { { 1, 1, QSE_NULL     }, fnc_wait,       0  } }
+};
+
+#if !defined(SIGHUP)
+#	define SIGHUP 1
+#endif
+#if !defined(SIGINT)
+#	define SIGINT 2
+#endif
+#if !defined(SIGQUIT)
+#	define SIGQUIT 3
+#endif
+#if !defined(SIGABRT)
+#	define SIGABRT 6
+#endif
+#if !defined(SIGKILL)
+#	define SIGKILL 9
+#endif
+#if !defined(SIGSEGV)
+#	define SIGSEGV 11
+#endif
+#if !defined(SIGALRM)
+#	define SIGALRM 14
+#endif
+#if !defined(SIGTERM)
+#	define SIGTERM 15
+#endif
+
+static inttab_t inttab[] =
+{
+	/* keep this table sorted for binary search in query(). */
+
+	{ QSE_T("NWIFCFG_IN4"), { QSE_NWIFCFG_IN4 } },
+	{ QSE_T("NWIFCFG_IN6"), { QSE_NWIFCFG_IN6 } },
+
+	{ QSE_T("SIGABRT"), { SIGABRT } },
+	{ QSE_T("SIGALRM"), { SIGALRM } },
+	{ QSE_T("SIGHUP"),  { SIGHUP } },
+	{ QSE_T("SIGINT"),  { SIGINT } },
+	{ QSE_T("SIGKILL"), { SIGKILL } },
+	{ QSE_T("SIGQUIT"), { SIGQUIT } },
+	{ QSE_T("SIGSEGV"), { SIGSEGV } },
+	{ QSE_T("SIGTERM"), { SIGTERM } }
+
+/*
+	{ QSE_T("WNOHANG"), { WNOHANG } },
+*/
+};
+
+static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qse_awk_mod_sym_t* sym)
+{
+	qse_cstr_t ea;
+	int left, right, mid, n;
+
+	left = 0; right = QSE_COUNTOF(fnctab) - 1;
+
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (fnctab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_FNC;
+			sym->u.fnc = fnctab[mid].info;
+			return 0;
+		}
+	}
+
+	left = 0; right = QSE_COUNTOF(inttab) - 1;
+	while (left <= right)
+	{
+		mid = (left + right) / 2;
+
+		n = qse_strcmp (inttab[mid].name, name);
+		if (n > 0) right = mid - 1; 
+		else if (n < 0) left = mid + 1;
+		else
+		{
+			sym->type = QSE_AWK_MOD_INT;
+			sym->u.in = inttab[mid].info;
+			return 0;
+		}
+	}
+
+	ea.ptr = name;
+	ea.len = qse_strlen(name);
+	qse_awk_seterror (awk, QSE_AWK_ENOENT, &ea, QSE_NULL);
+	return -1;
+}
+
+/* TODO: proper resource management */
+
+static int init (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	return 0;
+}
+
+static void fini (qse_awk_mod_t* mod, qse_awk_rtx_t* rtx)
+{
+	/* TODO: 
+	for (each pid for rtx) kill (pid, SIGKILL);
+	for (each pid for rtx) waitpid (pid, QSE_NULL, 0);
+	*/
+}
+
+static void unload (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	/* TODO: anything */
+}
+
+QSE_EXPORT int load (qse_awk_mod_t* mod, qse_awk_t* awk)
+{
+	mod->query = query;
+	mod->unload = unload;
+
+	mod->init = init;
+	mod->fini = fini;
+	/*
+	mod->ctx...
+	 */
+
+	return 0;
+}
+
+#if defined(__DOS__)
+/* kind of DllMain() for Causeway DLL */
+int main (int eax) { return 0; }
+#endif