/****************************************************************************
- * Copyright (c) 1998-2002,2003 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
****************************************************************************/
/*
* comp_parse.c -- parser driver loop and use handling.
*
* _nc_read_entry_source(FILE *, literal, bool, bool (*hook)())
- * _nc_resolve_uses(void)
+ * _nc_resolve_uses2(void)
* _nc_free_entries(void)
*
* Use this code by calling _nc_read_entry_source() on as many source
* files as you like (either terminfo or termcap syntax). If you
- * want use-resolution, call _nc_resolve_uses(). To free the list
+ * want use-resolution, call _nc_resolve_uses2(). To free the list
* storage, do _nc_free_entries().
*
*/
#include <tic.h>
#include <term_entry.h>
-MODULE_ID("$Id: comp_parse.c,v 1.57 2003/10/25 22:25:36 tom Exp $")
+MODULE_ID("$Id: comp_parse.c,v 1.69 2008/08/16 21:58:16 tom Exp $")
+static void sanity_check2(TERMTYPE *, bool);
+NCURSES_IMPEXP void NCURSES_API(*_nc_check_termtype2) (TERMTYPE *, bool) = sanity_check2;
+
+/* obsolete: 20040705 */
static void sanity_check(TERMTYPE *);
NCURSES_IMPEXP void NCURSES_API(*_nc_check_termtype) (TERMTYPE *) = sanity_check;
-/****************************************************************************
- *
- * Entry queue handling
- *
- ****************************************************************************/
-/*
- * The entry list is a doubly linked list with NULLs terminating the lists:
- *
- * --------- --------- ---------
- * | | | | | | offset
- * |-------| |-------| |-------|
- * | ----+-->| ----+-->| NULL | next
- * |-------| |-------| |-------|
- * | NULL |<--+---- |<--+---- | last
- * --------- --------- ---------
- * ^ ^
- * | |
- * | |
- * _nc_head _nc_tail
- */
-
-NCURSES_EXPORT_VAR(ENTRY *) _nc_head = 0;
-NCURSES_EXPORT_VAR(ENTRY *) _nc_tail = 0;
-
static void
enqueue(ENTRY * ep)
/* add an entry to the in-core list */
newp->last->next = newp;
}
-NCURSES_EXPORT(void)
-_nc_free_entries(ENTRY * headp)
-/* free the allocated storage consumed by list entries */
-{
- ENTRY *ep, *next;
-
- for (ep = headp; ep; ep = next) {
- /*
- * This conditional lets us disconnect storage from the list.
- * To do this, copy an entry out of the list, then null out
- * the string-table member in the original and any use entries
- * it references.
- */
- FreeIfNeeded(ep->tterm.str_table);
-
- next = ep->next;
-
- free(ep);
- if (ep == _nc_head)
- _nc_head = 0;
- if (ep == _nc_tail)
- _nc_tail = 0;
- }
-}
-
static char *
force_bar(char *dst, char *src)
{
_nc_err_abort("terminal names must start with letter or digit");
/*
- * This can be used for immediate compilation of entries with no
- * use references to disk, so as to avoid chewing up a lot of
- * core when the resolution code could fetch entries off disk.
+ * This can be used for immediate compilation of entries with no "use="
+ * references to disk. That avoids consuming a lot of memory when the
+ * resolution code could fetch entries off disk.
*/
- if (hook != NULLHOOK && (*hook) (&thisentry))
+ if (hook != NULLHOOK && (*hook) (&thisentry)) {
immediate++;
- else
+ } else {
enqueue(&thisentry);
+ /*
+ * The enqueued entry is copied with _nc_copy_termtype(), so we can
+ * free some of the data from thisentry, i.e., the arrays.
+ */
+ FreeIfNeeded(thisentry.tterm.Booleans);
+ FreeIfNeeded(thisentry.tterm.Numbers);
+ FreeIfNeeded(thisentry.tterm.Strings);
+#if NCURSES_XNAMES
+ FreeIfNeeded(thisentry.tterm.ext_Names);
+#endif
+ }
}
if (_nc_tail) {
}
NCURSES_EXPORT(int)
-_nc_resolve_uses(bool fullresolve)
+_nc_resolve_uses2(bool fullresolve, bool literal)
/* try to resolve all use capabilities */
{
ENTRY *qp, *rp, *lastread = 0;
bool keepgoing;
- int i, unresolved, total_unresolved, multiples;
+ unsigned i;
+ int unresolved, total_unresolved, multiples;
DEBUG(2, ("RESOLUTION BEGINNING"));
}
/*
- * First, make sure there's no garbage in the
- * merge block. as a side effect, copy into
- * the merged entry the name field and string
- * table pointer.
+ * First, make sure there is no garbage in the
+ * merge block. As a side effect, copy into
+ * the merged entry the name field and string
+ * table pointer.
*/
_nc_copy_termtype(&merged, &(qp->tterm));
FreeIfNeeded(qp->tterm.Booleans);
FreeIfNeeded(qp->tterm.Numbers);
FreeIfNeeded(qp->tterm.Strings);
+#if NCURSES_XNAMES
+ FreeIfNeeded(qp->tterm.ext_Names);
+#endif
qp->tterm = merged;
_nc_wrap_entry(qp, TRUE);
for_entry_list(qp) {
_nc_curr_line = qp->startline;
_nc_set_type(_nc_first_name(qp->tterm.term_names));
- _nc_check_termtype(&qp->tterm);
+ _nc_check_termtype2(&qp->tterm, literal);
}
DEBUG(2, ("SANITY CHECK FINISHED"));
}
return (TRUE);
}
+/* obsolete: 20040705 */
+NCURSES_EXPORT(int)
+_nc_resolve_uses(bool fullresolve)
+{
+ return _nc_resolve_uses2(fullresolve, FALSE);
+}
+
/*
* This bit of legerdemain turns all the terminfo variable names into
* references to locations in the arrays Booleans, Numbers, and Strings ---
#define CUR tp->
static void
-sanity_check(TERMTYPE * tp)
+sanity_check2(TERMTYPE *tp, bool literal)
{
if (!PRESENT(exit_attribute_mode)) {
#ifdef __UNUSED__ /* this casts too wide a net */
/* we do this check/fix in postprocess_termcap(), but some packagers
* prefer to bypass it...
*/
- if (acs_chars == 0
- && enter_alt_charset_mode != 0
- && exit_alt_charset_mode != 0)
- acs_chars = strdup(VT_ACSC);
+ if (!literal) {
+ if (acs_chars == 0
+ && enter_alt_charset_mode != 0
+ && exit_alt_charset_mode != 0)
+ acs_chars = strdup(VT_ACSC);
+ ANDMISSING(enter_alt_charset_mode, acs_chars);
+ ANDMISSING(exit_alt_charset_mode, acs_chars);
+ }
/* listed in structure-member order of first argument */
PAIRED(enter_alt_charset_mode, exit_alt_charset_mode);
- ANDMISSING(enter_alt_charset_mode, acs_chars);
- ANDMISSING(exit_alt_charset_mode, acs_chars);
ANDMISSING(enter_blink_mode, exit_attribute_mode);
ANDMISSING(enter_bold_mode, exit_attribute_mode);
PAIRED(exit_ca_mode, enter_ca_mode);
#endif
ANDMISSING(set_color_pair, initialize_pair);
}
+
+/* obsolete: 20040705 */
+static void
+sanity_check(TERMTYPE *tp)
+{
+ sanity_check2(tp, FALSE);
+}
+
+#if NO_LEAKS
+NCURSES_EXPORT(void)
+_nc_leaks_tic(void)
+{
+ _nc_alloc_entry_leaks();
+ _nc_captoinfo_leaks();
+ _nc_comp_captab_leaks();
+ _nc_comp_scan_leaks();
+#if BROKEN_LINKER || USE_REENTRANT
+ _nc_names_leaks();
+ _nc_codes_leaks();
+#endif
+ _nc_tic_expand(0, FALSE, 0);
+}
+
+NCURSES_EXPORT(void)
+_nc_free_tic(int code)
+{
+ _nc_leaks_tic();
+ _nc_free_tinfo(code);
+}
+#endif