added missing files again
This commit is contained in:
10
qse/lib/scm/Makefile.am
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10
qse/lib/scm/Makefile.am
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@ -0,0 +1,10 @@
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551
qse/lib/scm/Makefile.in
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551
qse/lib/scm/Makefile.in
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@ -0,0 +1,551 @@
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|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
mkid -fID $$unique
|
||||
tags: TAGS
|
||||
|
||||
TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
set x; \
|
||||
here=`pwd`; \
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
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
|
||||
CTAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
test -z "$(CTAGS_ARGS)$$unique" \
|
||||
|| $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
|
||||
$$unique
|
||||
|
||||
GTAGS:
|
||||
here=`$(am__cd) $(top_builddir) && pwd` \
|
||||
&& $(am__cd) $(top_srcdir) \
|
||||
&& gtags -i $(GTAGS_ARGS) "$$here"
|
||||
|
||||
distclean-tags:
|
||||
-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
|
||||
|
||||
distdir: $(DISTFILES)
|
||||
@srcdirstrip=`echo "$(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
|
||||
check: check-am
|
||||
all-am: Makefile $(LTLIBRARIES)
|
||||
installdirs:
|
||||
for dir in "$(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-am: all-am
|
||||
@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
|
||||
|
||||
installcheck: installcheck-am
|
||||
install-strip:
|
||||
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
|
||||
install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
|
||||
`test -z '$(STRIP)' || \
|
||||
echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
|
||||
mostlyclean-generic:
|
||||
|
||||
clean-generic:
|
||||
|
||||
distclean-generic:
|
||||
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
|
||||
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
|
||||
|
||||
maintainer-clean-generic:
|
||||
@echo "This command is intended for maintainers to use"
|
||||
@echo "it deletes files that may require special tools to rebuild."
|
||||
clean: clean-am
|
||||
|
||||
clean-am: clean-generic clean-libLTLIBRARIES clean-libtool \
|
||||
mostlyclean-am
|
||||
|
||||
distclean: distclean-am
|
||||
-rm -rf ./$(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-dvi: install-dvi-am
|
||||
|
||||
install-dvi-am:
|
||||
|
||||
install-exec-am: install-libLTLIBRARIES
|
||||
|
||||
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-libLTLIBRARIES
|
||||
|
||||
.MAKE: install-am install-strip
|
||||
|
||||
.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
|
||||
|
||||
|
||||
# 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:
|
||||
128
qse/lib/scm/err.c
Normal file
128
qse/lib/scm/err.c
Normal file
@ -0,0 +1,128 @@
|
||||
/*
|
||||
* $Id$
|
||||
*
|
||||
Copyright 2006-2009 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 "scm.h"
|
||||
|
||||
const qse_char_t* qse_scm_dflerrstr (qse_scm_t* scm, qse_scm_errnum_t errnum)
|
||||
{
|
||||
static const qse_char_t* errstr[] =
|
||||
{
|
||||
QSE_T("no error"),
|
||||
QSE_T("out of memory"),
|
||||
|
||||
QSE_T("exit"),
|
||||
QSE_T("end of source"),
|
||||
|
||||
QSE_T("I/O error"),
|
||||
QSE_T("unexpected end of string"),
|
||||
|
||||
QSE_T("internal error"),
|
||||
QSE_T("syntax"),
|
||||
QSE_T("list too deep"),
|
||||
QSE_T("right parenthesis expected"),
|
||||
QSE_T("bad arguments"),
|
||||
QSE_T("too few arguments"),
|
||||
QSE_T("too many arguments"),
|
||||
QSE_T("undefined function '${0}'"),
|
||||
QSE_T("bad function"),
|
||||
QSE_T("duplicate formal"),
|
||||
QSE_T("bad symbol"),
|
||||
QSE_T("undefined symbol '${0}'"),
|
||||
QSE_T("empty body"),
|
||||
QSE_T("bad value"),
|
||||
QSE_T("divide by zero")
|
||||
};
|
||||
|
||||
return (errnum >= 0 && errnum < QSE_COUNTOF(errstr))?
|
||||
errstr[errnum]: QSE_T("unknown error");
|
||||
}
|
||||
|
||||
qse_scm_errstr_t qse_scm_geterrstr (qse_scm_t* scm)
|
||||
{
|
||||
return scm->err.str;
|
||||
}
|
||||
|
||||
void qse_scm_seterrstr (qse_scm_t* scm, qse_scm_errstr_t errstr)
|
||||
{
|
||||
scm->err.str = errstr;
|
||||
}
|
||||
|
||||
qse_scm_errnum_t qse_scm_geterrnum (qse_scm_t* scm)
|
||||
{
|
||||
return scm->err.num;
|
||||
}
|
||||
|
||||
const qse_scm_loc_t* qse_scm_geterrloc (qse_scm_t* scm)
|
||||
{
|
||||
return &scm->err.loc;
|
||||
}
|
||||
|
||||
const qse_char_t* qse_scm_geterrmsg (qse_scm_t* scm)
|
||||
{
|
||||
return (scm->err.msg[0] == QSE_T('\0'))?
|
||||
qse_scm_geterrstr(scm)(scm,scm->err.num): scm->err.msg;
|
||||
}
|
||||
|
||||
void qse_scm_geterror (
|
||||
qse_scm_t* scm, qse_scm_errnum_t* errnum,
|
||||
const qse_char_t** errmsg, qse_scm_loc_t* errloc)
|
||||
{
|
||||
if (errnum != QSE_NULL) *errnum = scm->err.num;
|
||||
if (errmsg != QSE_NULL)
|
||||
{
|
||||
*errmsg = (scm->err.msg[0] == QSE_T('\0'))?
|
||||
qse_scm_geterrstr(scm)(scm,scm->err.num):
|
||||
scm->err.msg;
|
||||
}
|
||||
if (errloc != QSE_NULL) *errloc = scm->err.loc;
|
||||
}
|
||||
|
||||
void qse_scm_seterrnum (
|
||||
qse_scm_t* scm, qse_scm_errnum_t errnum, const qse_cstr_t* errarg)
|
||||
{
|
||||
qse_scm_seterror (scm, errnum, errarg, QSE_NULL);
|
||||
}
|
||||
|
||||
void qse_scm_seterrmsg (
|
||||
qse_scm_t* scm, qse_scm_errnum_t errnum,
|
||||
const qse_char_t* errmsg, const qse_scm_loc_t* errloc)
|
||||
{
|
||||
scm->err.num = errnum;
|
||||
qse_strxcpy (scm->err.msg, QSE_COUNTOF(scm->err.msg), errmsg);
|
||||
if (errloc != QSE_NULL) scm->err.loc = *errloc;
|
||||
else QSE_MEMSET (&scm->err.loc, 0, QSE_SIZEOF(scm->err.loc));
|
||||
}
|
||||
|
||||
void qse_scm_seterror (
|
||||
qse_scm_t* scm, qse_scm_errnum_t errnum,
|
||||
const qse_cstr_t* errarg, const qse_scm_loc_t* errloc)
|
||||
{
|
||||
const qse_char_t* errfmt;
|
||||
|
||||
scm->err.num = errnum;
|
||||
|
||||
errfmt = qse_scm_geterrstr(scm)(scm,scm->err.num);
|
||||
QSE_ASSERT (errfmt != QSE_NULL);
|
||||
qse_strxfncpy (scm->err.msg, QSE_COUNTOF(scm->err.msg), errfmt, errarg);
|
||||
|
||||
if (errloc != QSE_NULL) scm->err.loc = *errloc;
|
||||
else QSE_MEMSET (&scm->err.loc, 0, QSE_SIZEOF(scm->err.loc));
|
||||
}
|
||||
|
||||
600
qse/lib/scm/mem.c
Normal file
600
qse/lib/scm/mem.c
Normal file
@ -0,0 +1,600 @@
|
||||
/*
|
||||
* $Id$
|
||||
*
|
||||
Copyright 2006-2009 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 "scm.h"
|
||||
|
||||
static qse_scm_obj_t* makeint (qse_scm_mem_t* mem, qse_long_t value);
|
||||
static QSE_INLINE_ALWAYS void collect_garbage (qse_scm_mem_t* mem);
|
||||
static void dispose_all (qse_scm_mem_t* mem);
|
||||
|
||||
qse_scm_mem_t* qse_scm_initmem (
|
||||
qse_scm_mem_t* mem, qse_scm_t* scm,
|
||||
qse_size_t ubound, qse_size_t ubound_inc)
|
||||
{
|
||||
qse_size_t i;
|
||||
int fail = 0;
|
||||
|
||||
QSE_MEMSET (mem, 0, QSE_SIZEOF(qse_scm_mem_t));
|
||||
mem->scm = scm;
|
||||
|
||||
/* create a new root environment frame */
|
||||
mem->frame = qse_scm_newframe (scm);
|
||||
if (mem->frame == QSE_NULL) return QSE_NULL;
|
||||
|
||||
mem->root_frame = mem->frame;
|
||||
mem->brooding_frame = QSE_NULL;
|
||||
mem->tlink = QSE_NULL;
|
||||
mem->tlink_count = 0;
|
||||
|
||||
/* initialize object allocation list */
|
||||
mem->ubound = ubound;
|
||||
mem->ubound_inc = ubound_inc;
|
||||
mem->count = 0;
|
||||
for (i = 0; i < QSE_SCM_TYPE_COUNT; i++)
|
||||
{
|
||||
mem->used[i] = QSE_NULL;
|
||||
mem->free[i] = QSE_NULL;
|
||||
}
|
||||
|
||||
/* initialize read registers */
|
||||
mem->r.obj = QSE_NULL;
|
||||
mem->r.tmp = QSE_NULL;
|
||||
mem->r.stack = QSE_NULL;
|
||||
|
||||
/* when "ubound" is too small, the garbage collection can
|
||||
* be performed while making the common objects. */
|
||||
mem->nil = QSE_NULL;
|
||||
mem->t = QSE_NULL;
|
||||
mem->quote = QSE_NULL;
|
||||
mem->lambda = QSE_NULL;
|
||||
mem->macro = QSE_NULL;
|
||||
for (i = 0; i < QSE_COUNTOF(mem->num); i++) mem->num[i] = QSE_NULL;
|
||||
|
||||
/* initialize common object pointers */
|
||||
mem->nil = qse_scm_makenil (mem);
|
||||
mem->t = qse_scm_maketrue (mem);
|
||||
mem->quote = qse_scm_makesym (mem, QSE_T("quote"), 5);
|
||||
mem->lambda = qse_scm_makesym (mem, QSE_T("lambda"), 6);
|
||||
mem->macro = qse_scm_makesym (mem, QSE_T("macro"), 5);
|
||||
|
||||
if (mem->nil == QSE_NULL ||
|
||||
mem->t == QSE_NULL ||
|
||||
mem->quote == QSE_NULL ||
|
||||
mem->lambda == QSE_NULL ||
|
||||
mem->macro == QSE_NULL)
|
||||
{
|
||||
fail = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
for (i = 0; i < QSE_COUNTOF(mem->num); i++)
|
||||
{
|
||||
mem->num[i] = makeint (mem, i);
|
||||
if (mem->num[i] == QSE_NULL) { fail = 1; break; }
|
||||
}
|
||||
}
|
||||
|
||||
if (fail)
|
||||
{
|
||||
dispose_all (mem);
|
||||
qse_scm_freeframe (scm, mem->frame);
|
||||
return QSE_NULL;
|
||||
}
|
||||
|
||||
QSE_SCM_PERM(mem->nil) = 1;
|
||||
QSE_SCM_PERM(mem->t) = 1;
|
||||
QSE_SCM_PERM(mem->quote) = 1;
|
||||
QSE_SCM_PERM(mem->lambda) = 1;
|
||||
QSE_SCM_PERM(mem->macro) = 1;
|
||||
for (i = 0; i < QSE_COUNTOF(mem->num); i++)
|
||||
{
|
||||
QSE_SCM_PERM(mem->num[i]) = 1;
|
||||
}
|
||||
|
||||
/* let the read stack point to nil */
|
||||
mem->r.stack = mem->nil;
|
||||
|
||||
return mem;
|
||||
}
|
||||
|
||||
void qse_scm_finimem (qse_scm_mem_t* mem)
|
||||
{
|
||||
/* dispose of the allocated objects */
|
||||
dispose_all (mem);
|
||||
|
||||
/* dispose of environment frames */
|
||||
qse_scm_freeframe (mem->scm, mem->frame);
|
||||
}
|
||||
|
||||
static qse_scm_obj_t* allocate (qse_scm_mem_t* mem, int type, qse_size_t size)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
if (mem->count >= mem->ubound) collect_garbage (mem);
|
||||
if (mem->count >= mem->ubound)
|
||||
{
|
||||
mem->ubound += mem->ubound_inc;
|
||||
if (mem->count >= mem->ubound) return QSE_NULL;
|
||||
}
|
||||
|
||||
obj = (qse_scm_obj_t*) QSE_SCM_ALLOC (mem->scm, size);
|
||||
if (obj == QSE_NULL)
|
||||
{
|
||||
collect_garbage (mem);
|
||||
|
||||
obj = (qse_scm_obj_t*) QSE_SCM_ALLOC (mem->scm, size);
|
||||
if (obj == QSE_NULL)
|
||||
{
|
||||
qse_scm_seterror (mem->scm, QSE_SCM_ENOMEM, QSE_NULL, 0);
|
||||
return QSE_NULL;
|
||||
}
|
||||
}
|
||||
|
||||
QSE_SCM_TYPE(obj) = type;
|
||||
QSE_SCM_SIZE(obj) = size;
|
||||
QSE_SCM_MARK(obj) = 0;
|
||||
QSE_SCM_PERM(obj) = 0;
|
||||
|
||||
/* insert the object at the head of the used list */
|
||||
QSE_SCM_LINK(obj) = mem->used[type];
|
||||
mem->used[type] = obj;
|
||||
mem->count++;
|
||||
|
||||
#if 0
|
||||
qse_dprint1 (QSE_T("mem->count: %u\n"), mem->count);
|
||||
#endif
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
static void dispose (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* prev, qse_scm_obj_t* obj)
|
||||
{
|
||||
QSE_ASSERT (obj != QSE_NULL);
|
||||
QSE_ASSERT (mem->count > 0);
|
||||
|
||||
/* TODO: push the object to the free list for more
|
||||
* efficient memory management */
|
||||
|
||||
if (prev == QSE_NULL)
|
||||
mem->used[QSE_SCM_TYPE(obj)] = QSE_SCM_LINK(obj);
|
||||
else QSE_SCM_LINK(prev) = QSE_SCM_LINK(obj);
|
||||
|
||||
mem->count--;
|
||||
#if 0
|
||||
qse_dprint1 (QSE_T("mem->count: %u\n"), mem->count);
|
||||
#endif
|
||||
|
||||
QSE_SCM_FREE (mem->scm, obj);
|
||||
}
|
||||
|
||||
static void dispose_all (qse_scm_mem_t* mem)
|
||||
{
|
||||
qse_scm_obj_t* obj, * next;
|
||||
qse_size_t i;
|
||||
|
||||
for (i = 0; i < QSE_SCM_TYPE_COUNT; i++)
|
||||
{
|
||||
obj = mem->used[i];
|
||||
|
||||
while (obj != QSE_NULL)
|
||||
{
|
||||
next = QSE_SCM_LINK(obj);
|
||||
dispose (mem, QSE_NULL, obj);
|
||||
obj = next;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void mark_obj (qse_scm_mem_t* mem, qse_scm_obj_t* obj)
|
||||
{
|
||||
QSE_ASSERT (obj != QSE_NULL);
|
||||
|
||||
/* TODO: can it be non-recursive? */
|
||||
if (QSE_SCM_MARK(obj) != 0) return;
|
||||
|
||||
QSE_SCM_MARK(obj) = 1;
|
||||
|
||||
if (QSE_SCM_TYPE(obj) == QSE_SCM_OBJ_CONS)
|
||||
{
|
||||
mark_obj (mem, QSE_SCM_CAR(obj));
|
||||
mark_obj (mem, QSE_SCM_CDR(obj));
|
||||
}
|
||||
else if (QSE_SCM_TYPE(obj) == QSE_SCM_OBJ_FUNC)
|
||||
{
|
||||
mark_obj (mem, QSE_SCM_FFORMAL(obj));
|
||||
mark_obj (mem, QSE_SCM_FBODY(obj));
|
||||
}
|
||||
else if (QSE_SCM_TYPE(obj) == QSE_SCM_OBJ_MACRO)
|
||||
{
|
||||
mark_obj (mem, QSE_SCM_MFORMAL(obj));
|
||||
mark_obj (mem, QSE_SCM_MBODY(obj));
|
||||
}
|
||||
}
|
||||
|
||||
static void mark_objs_in_use (qse_scm_mem_t* mem)
|
||||
{
|
||||
qse_scm_frame_t* frame;
|
||||
qse_scm_assoc_t* assoc;
|
||||
qse_scm_tlink_t* tlink;
|
||||
/*qse_scm_arr_t* arr;*/
|
||||
qse_size_t i;
|
||||
|
||||
#if 0
|
||||
qse_dprint0 (QSE_T("marking environment frames\n"));
|
||||
#endif
|
||||
/* mark objects in the environment frames */
|
||||
frame = mem->frame;
|
||||
while (frame != QSE_NULL)
|
||||
{
|
||||
assoc = frame->assoc;
|
||||
while (assoc != QSE_NULL)
|
||||
{
|
||||
mark_obj (mem, assoc->name);
|
||||
|
||||
if (assoc->value != QSE_NULL)
|
||||
mark_obj (mem, assoc->value);
|
||||
if (assoc->func != QSE_NULL)
|
||||
mark_obj (mem, assoc->func);
|
||||
|
||||
assoc = assoc->link;
|
||||
}
|
||||
|
||||
frame = frame->link;
|
||||
}
|
||||
|
||||
#if 0
|
||||
qse_dprint0 (QSE_T("marking interim frames\n"));
|
||||
#endif
|
||||
|
||||
/* mark objects in the interim frames */
|
||||
frame = mem->brooding_frame;
|
||||
while (frame != QSE_NULL)
|
||||
{
|
||||
assoc = frame->assoc;
|
||||
while (assoc != QSE_NULL)
|
||||
{
|
||||
mark_obj (mem, assoc->name);
|
||||
|
||||
if (assoc->value != QSE_NULL)
|
||||
mark_obj (mem, assoc->value);
|
||||
if (assoc->func != QSE_NULL)
|
||||
mark_obj (mem, assoc->func);
|
||||
|
||||
assoc = assoc->link;
|
||||
}
|
||||
|
||||
frame = frame->link;
|
||||
}
|
||||
|
||||
/*qse_dprint0 (QSE_T("marking the read object\n"));*/
|
||||
if (mem->r.obj) mark_obj (mem, mem->r.obj);
|
||||
if (mem->r.tmp) mark_obj (mem, mem->r.tmp);
|
||||
if (mem->r.stack) mark_obj (mem, mem->r.stack);
|
||||
|
||||
/* qse_dprint0 (QSE_T("marking the temporary objects\n"));*/
|
||||
for (tlink = mem->tlink; tlink != QSE_NULL; tlink = tlink->link)
|
||||
{
|
||||
mark_obj (mem, tlink->obj);
|
||||
}
|
||||
|
||||
#if 0
|
||||
qse_dprint0 (QSE_T("marking builtin objects\n"));
|
||||
#endif
|
||||
/* mark common objects */
|
||||
if (mem->t) mark_obj (mem, mem->t);
|
||||
if (mem->nil) mark_obj (mem, mem->nil);
|
||||
if (mem->quote) mark_obj (mem, mem->quote);
|
||||
if (mem->lambda) mark_obj (mem, mem->lambda);
|
||||
if (mem->macro) mark_obj (mem, mem->macro);
|
||||
|
||||
for (i = 0; i < QSE_COUNTOF(mem->num); i++)
|
||||
{
|
||||
if (mem->num[i]) mark_obj (mem, mem->num[i]);
|
||||
}
|
||||
}
|
||||
|
||||
//#include <qse/cmn/stdio.h>
|
||||
static void sweep_unmarked_objs (qse_scm_mem_t* mem)
|
||||
{
|
||||
qse_scm_obj_t* obj, * prev, * next;
|
||||
qse_size_t i;
|
||||
|
||||
/* scan all the allocated objects and get rid of unused objects */
|
||||
for (i = 0; i < QSE_SCM_TYPE_COUNT; i++)
|
||||
{
|
||||
prev = QSE_NULL;
|
||||
obj = mem->used[i];
|
||||
|
||||
#if 0
|
||||
qse_dprint1 (QSE_T("sweeping objects of type: %u\n"), i);
|
||||
#endif
|
||||
while (obj != QSE_NULL)
|
||||
{
|
||||
next = QSE_SCM_LINK(obj);
|
||||
|
||||
if (QSE_SCM_MARK(obj) == 0 &&
|
||||
QSE_SCM_PERM(obj) == 0)
|
||||
{
|
||||
/* dispose of unused objects */
|
||||
/*
|
||||
if (i == QSE_SCM_OBJ_INT)
|
||||
qse_printf (QSE_T("disposing....%d [%d]\n"), i, (int)QSE_SCM_IVAL(obj));
|
||||
if (i == QSE_SCM_OBJ_REAL)
|
||||
qse_printf (QSE_T("disposing....%d [%Lf]\n"), i, (double)QSE_SCM_RVAL(obj));
|
||||
else if (i == QSE_SCM_OBJ_SYM)
|
||||
qse_printf (QSE_T("disposing....%d [%s]\n"), i, QSE_SCM_SYMPTR(obj));
|
||||
else if (i == QSE_SCM_OBJ_STR)
|
||||
qse_printf (QSE_T("disposing....%d [%s]\n"), i, QSE_SCM_STRPTR(obj));
|
||||
else
|
||||
qse_printf (QSE_T("disposing....%d\n"), i);
|
||||
*/
|
||||
dispose (mem, prev, obj);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* unmark the object in use */
|
||||
QSE_SCM_MARK(obj) = 0;
|
||||
prev = obj;
|
||||
}
|
||||
|
||||
obj = next;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static QSE_INLINE_ALWAYS void collect_garbage (qse_scm_mem_t* mem)
|
||||
{
|
||||
mark_objs_in_use (mem);
|
||||
sweep_unmarked_objs (mem);
|
||||
}
|
||||
|
||||
void qse_scm_gc (qse_scm_t* scm)
|
||||
{
|
||||
collect_garbage (&scm->mem);
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makenil (qse_scm_mem_t* mem)
|
||||
{
|
||||
if (mem->nil != QSE_NULL) return mem->nil;
|
||||
mem->nil = allocate (
|
||||
mem, QSE_SCM_OBJ_NIL, QSE_SIZEOF(qse_scm_obj_nil_t));
|
||||
return mem->nil;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_maketrue (qse_scm_mem_t* mem)
|
||||
{
|
||||
if (mem->t != QSE_NULL) return mem->t;
|
||||
mem->t = allocate (
|
||||
mem, QSE_SCM_OBJ_TRUE, QSE_SIZEOF(qse_scm_obj_true_t));
|
||||
return mem->t;
|
||||
}
|
||||
|
||||
static qse_scm_obj_t* makeint (qse_scm_mem_t* mem, qse_long_t value)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (mem,
|
||||
QSE_SCM_OBJ_INT, QSE_SIZEOF(qse_scm_obj_int_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_IVAL(obj) = value;
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makeint (qse_scm_mem_t* mem, qse_long_t value)
|
||||
{
|
||||
if (value >= 0 && value < QSE_COUNTOF(mem->num)) return mem->num[value];
|
||||
return makeint (mem, value);
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makereal (qse_scm_mem_t* mem, qse_real_t value)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (mem,
|
||||
QSE_SCM_OBJ_REAL, QSE_SIZEOF(qse_scm_obj_real_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_RVAL(obj) = value;
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makesym (
|
||||
qse_scm_mem_t* mem, const qse_char_t* str, qse_size_t len)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
/* TODO: use rbt or htb ... */
|
||||
|
||||
/* look for a sysmbol with the given name */
|
||||
obj = mem->used[QSE_SCM_OBJ_SYM];
|
||||
while (obj != QSE_NULL)
|
||||
{
|
||||
/* if there is a symbol with the same name, it is just used. */
|
||||
if (qse_strxncmp (
|
||||
QSE_SCM_SYMPTR(obj),
|
||||
QSE_SCM_SYMLEN(obj),
|
||||
str, len) == 0) return obj;
|
||||
obj = QSE_SCM_LINK(obj);
|
||||
}
|
||||
|
||||
/* no such symbol found. create a new one */
|
||||
obj = allocate (mem, QSE_SCM_OBJ_SYM,
|
||||
QSE_SIZEOF(qse_scm_obj_sym_t)+(len + 1)*QSE_SIZEOF(qse_char_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
/* fill in the symbol buffer */
|
||||
qse_strncpy (QSE_SCM_SYMPTR(obj), str, len);
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makestr (
|
||||
qse_scm_mem_t* mem, const qse_char_t* str, qse_size_t len)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
/* allocate memory for the string */
|
||||
obj = allocate (mem, QSE_SCM_OBJ_STR,
|
||||
QSE_SIZEOF(qse_scm_obj_str_t)+(len + 1)*QSE_SIZEOF(qse_char_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
/* fill in the string buffer */
|
||||
qse_strncpy (QSE_SCM_STRPTR(obj), str, len);
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makecons (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* car, qse_scm_obj_t* cdr)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (mem,
|
||||
QSE_SCM_OBJ_CONS, QSE_SIZEOF(qse_scm_obj_cons_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_CAR(obj) = car;
|
||||
QSE_SCM_CDR(obj) = cdr;
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makefunc (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* formal, qse_scm_obj_t* body)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (mem,
|
||||
QSE_SCM_OBJ_FUNC, QSE_SIZEOF(qse_scm_obj_func_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_FFORMAL(obj) = formal;
|
||||
QSE_SCM_FBODY(obj) = body;
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makemacro (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* formal, qse_scm_obj_t* body)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (mem,
|
||||
QSE_SCM_OBJ_MACRO, QSE_SIZEOF(qse_scm_obj_macro_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_MFORMAL(obj) = formal;
|
||||
QSE_SCM_MBODY(obj) = body;
|
||||
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_obj_t* qse_scm_makeprim (qse_scm_mem_t* mem,
|
||||
qse_scm_prim_t impl, qse_size_t min_args, qse_size_t max_args)
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
|
||||
obj = allocate (
|
||||
mem, QSE_SCM_OBJ_PRIM, QSE_SIZEOF(qse_scm_obj_prim_t));
|
||||
if (obj == QSE_NULL) return QSE_NULL;
|
||||
|
||||
QSE_SCM_PIMPL(obj) = impl;
|
||||
QSE_SCM_PMINARGS(obj) = min_args;
|
||||
QSE_SCM_PMAXARGS(obj) = max_args;
|
||||
return obj;
|
||||
}
|
||||
|
||||
qse_scm_assoc_t* qse_scm_lookup (qse_scm_mem_t* mem, qse_scm_obj_t* name)
|
||||
{
|
||||
qse_scm_frame_t* frame;
|
||||
qse_scm_assoc_t* assoc;
|
||||
|
||||
QSE_ASSERT (QSE_SCM_TYPE(name) == QSE_SCM_OBJ_SYM);
|
||||
|
||||
frame = mem->frame;
|
||||
|
||||
while (frame != QSE_NULL)
|
||||
{
|
||||
assoc = qse_scm_lookupinframe (mem->scm, frame, name);
|
||||
if (assoc != QSE_NULL) return assoc;
|
||||
frame = frame->link;
|
||||
}
|
||||
|
||||
return QSE_NULL;
|
||||
}
|
||||
|
||||
qse_scm_assoc_t* qse_scm_setvalue (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* name, qse_scm_obj_t* value)
|
||||
{
|
||||
qse_scm_assoc_t* assoc;
|
||||
|
||||
assoc = qse_scm_lookup (mem, name);
|
||||
if (assoc == QSE_NULL)
|
||||
{
|
||||
assoc = qse_scm_insvalueintoframe (
|
||||
mem->scm, mem->root_frame, name, value);
|
||||
if (assoc == QSE_NULL) return QSE_NULL;
|
||||
}
|
||||
else assoc->value = value;
|
||||
|
||||
return assoc;
|
||||
}
|
||||
|
||||
qse_scm_assoc_t* qse_scm_setfunc (
|
||||
qse_scm_mem_t* mem, qse_scm_obj_t* name, qse_scm_obj_t* func)
|
||||
{
|
||||
qse_scm_assoc_t* assoc;
|
||||
|
||||
assoc = qse_scm_lookup (mem, name);
|
||||
if (assoc == QSE_NULL)
|
||||
{
|
||||
assoc = qse_scm_insfuncintoframe (
|
||||
mem->scm, mem->root_frame, name, func);
|
||||
if (assoc == QSE_NULL) return QSE_NULL;
|
||||
}
|
||||
else assoc->func = func;
|
||||
|
||||
return assoc;
|
||||
}
|
||||
|
||||
qse_size_t qse_scm_conslen (qse_scm_mem_t* mem, qse_scm_obj_t* obj)
|
||||
{
|
||||
qse_size_t count;
|
||||
|
||||
QSE_ASSERT (
|
||||
obj == mem->nil || QSE_SCM_TYPE(obj) == QSE_SCM_OBJ_CONS);
|
||||
|
||||
count = 0;
|
||||
/*while (obj != mem->nil) {*/
|
||||
while (QSE_SCM_TYPE(obj) == QSE_SCM_OBJ_CONS)
|
||||
{
|
||||
count++;
|
||||
obj = QSE_SCM_CDR(obj);
|
||||
}
|
||||
|
||||
return count;
|
||||
}
|
||||
|
||||
|
||||
|
||||
100
qse/lib/scm/mem.h
Normal file
100
qse/lib/scm/mem.h
Normal file
@ -0,0 +1,100 @@
|
||||
/*
|
||||
* $Id$
|
||||
*
|
||||
Copyright 2006-2009 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/>.
|
||||
*/
|
||||
|
||||
#ifndef _QSE_LIB_SCM_MEM_H_
|
||||
#define _QSE_LIB_SCM_MEM_H_
|
||||
|
||||
#ifndef _QSE_SCM_SCM_H_
|
||||
#error Never include this file directly. Include <qse/scm/scm.h> instead
|
||||
#endif
|
||||
|
||||
enum
|
||||
{
|
||||
QSE_SCM_OBJ_NIL = 0,
|
||||
QSE_SCM_OBJ_TRUE,
|
||||
QSE_SCM_OBJ_INT,
|
||||
QSE_SCM_OBJ_REAL,
|
||||
QSE_SCM_OBJ_SYM,
|
||||
QSE_SCM_OBJ_STR,
|
||||
QSE_SCM_OBJ_CONS,
|
||||
QSE_SCM_OBJ_FUNC,
|
||||
QSE_SCM_OBJ_MACRO,
|
||||
QSE_SCM_OBJ_PRIM,
|
||||
|
||||
QSE_SCM_TYPE_COUNT /* the number of lsp object types */
|
||||
};
|
||||
|
||||
|
||||
typedef struct qse_scm_mem_t qse_scm_mem_t;
|
||||
|
||||
struct qse_scm_mem_t
|
||||
{
|
||||
qse_scm_t* scm;
|
||||
|
||||
/* object allocation list */
|
||||
qse_size_t ubound; /* upper bounds of the maximum number of objects */
|
||||
qse_size_t ubound_inc; /* increment of the upper bounds */
|
||||
qse_size_t count; /* the number of objects currently allocated */
|
||||
qse_scm_obj_t* used[QSE_SCM_TYPE_COUNT];
|
||||
qse_scm_obj_t* free[QSE_SCM_TYPE_COUNT];
|
||||
|
||||
struct
|
||||
{
|
||||
qse_scm_obj_t* obj;
|
||||
qse_scm_obj_t* tmp; /* temporary datum to protect from gc in read() */
|
||||
qse_scm_obj_t* stack;
|
||||
} r;
|
||||
|
||||
/* commonly accessed objects */
|
||||
qse_scm_obj_t* nil; /* qse_scm_obj_nil_t */
|
||||
qse_scm_obj_t* t; /* qse_scm_obj_true_t */
|
||||
qse_scm_obj_t* quote; /* qse_scm_obj_sym_t */
|
||||
qse_scm_obj_t* lambda; /* qse_scm_obj_sym_t */
|
||||
qse_scm_obj_t* macro; /* qse_scm_obj_sym_t */
|
||||
qse_scm_obj_t* num[10]; /* qse_scm_obj_int_t */
|
||||
|
||||
#if 0
|
||||
/* run-time environment frame */
|
||||
qse_scm_frame_t* frame;
|
||||
/* pointer to a global-level frame */
|
||||
qse_scm_frame_t* root_frame;
|
||||
/* pointer to an interim frame not yet added to "frame" */
|
||||
qse_scm_frame_t* brooding_frame;
|
||||
|
||||
/* links for temporary objects */
|
||||
qse_scm_tlink_t* tlink;
|
||||
qse_size_t tlink_count;
|
||||
#endif
|
||||
};
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
qse_scm_mem_t* qse_scm_initmem (
|
||||
qse_scm_mem_t* mem, qse_scm_t* scm,
|
||||
qse_size_t ubound, qse_size_t ubound_inc);
|
||||
void qse_scm_finimem (qse_scm_mem_t* mem);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
168
qse/lib/scm/scm.c
Normal file
168
qse/lib/scm/scm.c
Normal file
@ -0,0 +1,168 @@
|
||||
/*
|
||||
* $Id$
|
||||
*
|
||||
Copyright 2006-2009 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 "scm.h"
|
||||
|
||||
QSE_IMPLEMENT_COMMON_FUNCTIONS (scm)
|
||||
|
||||
static qse_scm_t* qse_scm_init (
|
||||
qse_scm_t* scm,
|
||||
qse_mmgr_t* mmgr,
|
||||
const qse_scm_prm_t* prm,
|
||||
qse_size_t mem_ubound,
|
||||
qse_size_t mem_ubound_inc
|
||||
);
|
||||
|
||||
static void qse_scm_fini (qse_scm_t* scm);
|
||||
|
||||
qse_scm_t* qse_scm_open (
|
||||
qse_mmgr_t* mmgr, qse_size_t xtnsize, const qse_scm_prm_t* prm,
|
||||
qse_size_t mem_ubound, qse_size_t mem_ubound_inc)
|
||||
{
|
||||
qse_scm_t* scm;
|
||||
|
||||
if (mmgr == QSE_NULL)
|
||||
{
|
||||
mmgr = QSE_MMGR_GETDFL();
|
||||
|
||||
QSE_ASSERTX (mmgr != QSE_NULL,
|
||||
"Set the memory manager with QSE_MMGR_SETDFL()");
|
||||
|
||||
if (mmgr == QSE_NULL) return QSE_NULL;
|
||||
}
|
||||
|
||||
scm = (qse_scm_t*) QSE_MMGR_ALLOC (mmgr, QSE_SIZEOF(qse_scm_t) + xtnsize);
|
||||
if (scm == QSE_NULL) return QSE_NULL;
|
||||
|
||||
if (qse_scm_init (scm, mmgr, prm, mem_ubound, mem_ubound_inc) == QSE_NULL)
|
||||
{
|
||||
QSE_MMGR_FREE (scm->mmgr, scm);
|
||||
return QSE_NULL;
|
||||
}
|
||||
|
||||
return scm;
|
||||
}
|
||||
|
||||
void qse_scm_close (qse_scm_t* scm)
|
||||
{
|
||||
qse_scm_fini (scm);
|
||||
QSE_SCM_FREE (scm, scm);
|
||||
}
|
||||
|
||||
static qse_scm_t* qse_scm_init (
|
||||
qse_scm_t* scm, qse_mmgr_t* mmgr, const qse_scm_prm_t* prm,
|
||||
qse_size_t mem_ubound, qse_size_t mem_ubound_inc)
|
||||
{
|
||||
if (mmgr == QSE_NULL) mmgr = QSE_MMGR_GETDFL();
|
||||
|
||||
QSE_MEMSET (scm, 0, QSE_SIZEOF(*scm));
|
||||
|
||||
scm->mmgr = mmgr;
|
||||
scm->prm = *prm;
|
||||
|
||||
/* set the default error string function */
|
||||
scm->err.str = qse_scm_dflerrstr;
|
||||
|
||||
/* initialize error data */
|
||||
scm->err.num = QSE_SCM_ENOERR;
|
||||
scm->err.msg[0] = QSE_T('\0');
|
||||
|
||||
/* initialize read data */
|
||||
scm->r.curc = QSE_CHAR_EOF;
|
||||
scm->r.curloc.line = 1;
|
||||
scm->r.curloc.colm = 0;
|
||||
|
||||
if (qse_str_init(&scm->r.t.name, mmgr, 256) == QSE_NULL)
|
||||
{
|
||||
QSE_SCM_FREE (scm, scm);
|
||||
return QSE_NULL;
|
||||
}
|
||||
|
||||
/* initialize memory manager */
|
||||
#if 0
|
||||
if (qse_scm_initmem (
|
||||
&scm->mem, scm, mem_ubound, mem_ubound_inc) == QSE_NULL)
|
||||
{
|
||||
qse_str_fini (&scm->r.t.name);
|
||||
QSE_SCM_FREE (scm, scm);
|
||||
return QSE_NULL;
|
||||
}
|
||||
#endif
|
||||
|
||||
return scm;
|
||||
}
|
||||
|
||||
static void qse_scm_fini (qse_scm_t* scm)
|
||||
{
|
||||
#if 0
|
||||
qse_scm_finimem (&scm->mem);
|
||||
#endif
|
||||
qse_str_fini (&scm->r.t.name);
|
||||
}
|
||||
|
||||
void qse_scm_detachio (qse_scm_t* scm)
|
||||
{
|
||||
if (scm->io.fns.out)
|
||||
{
|
||||
scm->io.fns.out (scm, QSE_SCM_IO_CLOSE, &scm->io.arg.out, QSE_NULL, 0);
|
||||
scm->io.fns.out = QSE_NULL;
|
||||
}
|
||||
|
||||
if (scm->io.fns.in)
|
||||
{
|
||||
scm->io.fns.in (scm, QSE_SCM_IO_CLOSE, &scm->io.arg.in, QSE_NULL, 0);
|
||||
scm->io.fns.in = QSE_NULL;
|
||||
|
||||
scm->r.curc = QSE_CHAR_EOF; /* TODO: needed??? */
|
||||
}
|
||||
}
|
||||
|
||||
int qse_scm_attachio (qse_scm_t* scm, qse_scm_io_t* io)
|
||||
{
|
||||
qse_scm_detachio(scm);
|
||||
|
||||
QSE_ASSERT (scm->io.fns.in == QSE_NULL);
|
||||
QSE_ASSERT (scm->io.fns.out == QSE_NULL);
|
||||
|
||||
scm->err.num = QSE_SCM_ENOERR;
|
||||
if (io->in (scm, QSE_SCM_IO_OPEN, &scm->io.arg.in, QSE_NULL, 0) <= -1)
|
||||
{
|
||||
if (scm->err.num == QSE_SCM_ENOERR)
|
||||
qse_scm_seterror (scm, QSE_SCM_EIO, QSE_NULL, QSE_NULL);
|
||||
return -1;
|
||||
}
|
||||
|
||||
scm->err.num = QSE_SCM_ENOERR;
|
||||
if (io->out (scm, QSE_SCM_IO_OPEN, &scm->io.arg.out, QSE_NULL, 0) <= -1)
|
||||
{
|
||||
if (scm->err.num == QSE_SCM_ENOERR)
|
||||
qse_scm_seterror (scm,QSE_SCM_EIO, QSE_NULL, QSE_NULL);
|
||||
io->in (scm, QSE_SCM_IO_CLOSE, &scm->io.arg.in, QSE_NULL, 0);
|
||||
return -1;
|
||||
}
|
||||
|
||||
scm->io.fns = *io;
|
||||
scm->r.curc = QSE_CHAR_EOF;
|
||||
scm->r.curloc.line = 1;
|
||||
scm->r.curloc.colm = 0;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
115
qse/lib/scm/scm.h
Normal file
115
qse/lib/scm/scm.h
Normal file
@ -0,0 +1,115 @@
|
||||
/*
|
||||
* $Id$
|
||||
*
|
||||
Copyright 2006-2009 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/>.
|
||||
*/
|
||||
|
||||
#ifndef _QSE_LIB_SCM_SCM_H_
|
||||
#define _QSE_LIB_SCM_SCM_H_
|
||||
|
||||
#include "../cmn/mem.h"
|
||||
#include <qse/cmn/chr.h>
|
||||
#include <qse/cmn/str.h>
|
||||
#include <qse/scm/scm.h>
|
||||
|
||||
#include "mem.h"
|
||||
|
||||
#define QSE_SCM_ALLOC(scm,size) QSE_MMGR_ALLOC((scm)->mmgr,size)
|
||||
#define QSE_SCM_REALLOC(scm,ptr,size) QSE_MMGR_REALLOC((scm)->mmgr,ptr,size)
|
||||
#define QSE_SCM_FREE(scm,ptr) QSE_MMGR_FREE((scm)->mmgr,ptr)
|
||||
|
||||
#define QSE_SCM_ISUPPER(scm,c) QSE_ISUPPER(c)
|
||||
#define QSE_SCM_ISLOWER(scm,c) QSE_ISLOWER(c)
|
||||
#define QSE_SCM_ISALPHA(scm,c) QSE_ISALPHA(c)
|
||||
#define QSE_SCM_ISDIGIT(scm,c) QSE_ISDIGIT(c)
|
||||
#define QSE_SCM_ISXDIGIT(scm,c) QSE_ISXDIGIT(c)
|
||||
#define QSE_SCM_ISALNUM(scm,c) QSE_ISALNUM(c)
|
||||
#define QSE_SCM_ISSPACE(scm,c) QSE_ISSPACE(c)
|
||||
#define QSE_SCM_ISPRINT(scm,c) QSE_ISPRINT(c)
|
||||
#define QSE_SCM_ISGRAPH(scm,c) QSE_ISGRAPH(c)
|
||||
#define QSE_SCM_ISCNTRL(scm,c) QSE_ISCNTRL(c)
|
||||
#define QSE_SCM_ISPUNCT(scm,c) QSE_ISPUNCT(c)
|
||||
#define QSE_SCM_TOUPPER(scm,c) QSE_TOUPPER(c)
|
||||
#define QSE_SCM_TOLOWER(scm,c) QSE_TOLOWER(c)
|
||||
|
||||
struct qse_scm_t
|
||||
{
|
||||
QSE_DEFINE_COMMON_FIELDS (scm)
|
||||
|
||||
qse_scm_prm_t prm;
|
||||
int opt_undef_symbol;
|
||||
|
||||
/** error information */
|
||||
struct
|
||||
{
|
||||
qse_scm_errstr_t str; /**< error string getter */
|
||||
qse_scm_errnum_t num; /**< stores an error number */
|
||||
qse_char_t msg[128]; /**< error message holder */
|
||||
qse_scm_loc_t loc; /**< location of the last error */
|
||||
} err;
|
||||
|
||||
/** memory manager */
|
||||
qse_scm_mem_t mem;
|
||||
|
||||
/** I/O functions */
|
||||
struct
|
||||
{
|
||||
qse_scm_io_t fns;
|
||||
|
||||
struct
|
||||
{
|
||||
qse_scm_io_arg_t in;
|
||||
qse_scm_io_arg_t out;
|
||||
} arg;
|
||||
} io;
|
||||
|
||||
/** data for reading */
|
||||
struct
|
||||
{
|
||||
qse_cint_t curc;
|
||||
qse_scm_loc_t curloc;
|
||||
|
||||
/** token */
|
||||
struct
|
||||
{
|
||||
int type;
|
||||
qse_scm_loc_t loc;
|
||||
qse_long_t ival;
|
||||
qse_real_t rval;
|
||||
qse_str_t name;
|
||||
} t;
|
||||
} r;
|
||||
|
||||
/** data for evaluation */
|
||||
/*
|
||||
struct
|
||||
{
|
||||
} e;
|
||||
*/
|
||||
};
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* err.c */
|
||||
const qse_char_t* qse_scm_dflerrstr (qse_scm_t* scm, qse_scm_errnum_t errnum);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
#endif
|
||||
Reference in New Issue
Block a user