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Diffstat (limited to 'ncurses/tinfo/alloc_ttype.c')
-rw-r--r--ncurses/tinfo/alloc_ttype.c203
1 files changed, 160 insertions, 43 deletions
diff --git a/ncurses/tinfo/alloc_ttype.c b/ncurses/tinfo/alloc_ttype.c
index 35c92dd8c2b9..49169a13ee3f 100644
--- a/ncurses/tinfo/alloc_ttype.c
+++ b/ncurses/tinfo/alloc_ttype.c
@@ -1,5 +1,5 @@
/****************************************************************************
- * Copyright (c) 1999-2012,2013 Free Software Foundation, Inc. *
+ * Copyright (c) 1999-2018,2019 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 *
@@ -42,7 +42,7 @@
#include <tic.h>
-MODULE_ID("$Id: alloc_ttype.c,v 1.27 2013/06/08 16:54:50 tom Exp $")
+MODULE_ID("$Id: alloc_ttype.c,v 1.31 2019/04/27 23:28:31 tom Exp $")
#if NCURSES_XNAMES
/*
@@ -61,7 +61,7 @@ merge_names(char **dst, char **a, int na, char **b, int nb)
} else if (cmp > 0) {
dst[n++] = *b++;
nb--;
- } else if (cmp == 0) {
+ } else {
dst[n++] = *a;
a++, b++;
na--, nb--;
@@ -78,37 +78,59 @@ merge_names(char **dst, char **a, int na, char **b, int nb)
}
static bool
-find_name(char **table, int length, char *name)
+find_name(char **table, int item, int length, const char *name)
{
- while (length-- > 0) {
- if (!strcmp(*table++, name)) {
- DEBUG(4, ("found name '%s'", name));
- return TRUE;
+ int n;
+ int result = -1;
+
+ for (n = item; n < length; ++n) {
+ if (!strcmp(table[n], name)) {
+ DEBUG(4, ("found name '%s' @%d", name, n));
+ result = n;
+ break;
}
}
- DEBUG(4, ("did not find name '%s'", name));
- return FALSE;
+ if (result < 0) {
+ DEBUG(4, ("did not find name '%s'", name));
+ }
+ return (result >= 0);
}
#define EXTEND_NUM(num, ext) \
+ DEBUG(4, ("extending " #num " from %d to %d", \
+ to->num, (unsigned short) (to->num + (ext - to->ext)))); \
to->num = (unsigned short) (to->num + (ext - to->ext))
static void
-realign_data(TERMTYPE *to, char **ext_Names,
+realign_data(TERMTYPE2 *to, char **ext_Names,
int ext_Booleans,
int ext_Numbers,
int ext_Strings)
{
int n, m, base;
- int limit = (to->ext_Booleans + to->ext_Numbers + to->ext_Strings);
+ int to_Booleans = to->ext_Booleans;
+ int to_Numbers = to->ext_Numbers;
+ int to_Strings = to->ext_Strings;
+ int to1, to2, from;
+
+ DEBUG(4, ("realign_data %d/%d/%d vs %d/%d/%d",
+ ext_Booleans,
+ ext_Numbers,
+ ext_Strings,
+ to->ext_Booleans,
+ to->ext_Numbers,
+ to->ext_Strings));
if (to->ext_Booleans != ext_Booleans) {
+ to1 = 0;
+ to2 = to_Booleans + to1;
+ from = 0;
EXTEND_NUM(num_Booleans, ext_Booleans);
TYPE_REALLOC(NCURSES_SBOOL, to->num_Booleans, to->Booleans);
for (n = to->ext_Booleans - 1,
m = ext_Booleans - 1,
base = to->num_Booleans - (m + 1); m >= 0; m--) {
- if (find_name(to->ext_Names, limit, ext_Names[m])) {
+ if (find_name(to->ext_Names, to1, to2, ext_Names[m + from])) {
to->Booleans[base + m] = to->Booleans[base + n--];
} else {
to->Booleans[base + m] = FALSE;
@@ -118,12 +140,15 @@ realign_data(TERMTYPE *to, char **ext_Names,
}
if (to->ext_Numbers != ext_Numbers) {
+ to1 = to_Booleans;
+ to2 = to_Numbers + to1;
+ from = ext_Booleans;
EXTEND_NUM(num_Numbers, ext_Numbers);
- TYPE_REALLOC(short, to->num_Numbers, to->Numbers);
+ TYPE_REALLOC(NCURSES_INT2, to->num_Numbers, to->Numbers);
for (n = to->ext_Numbers - 1,
m = ext_Numbers - 1,
base = to->num_Numbers - (m + 1); m >= 0; m--) {
- if (find_name(to->ext_Names, limit, ext_Names[m + ext_Booleans])) {
+ if (find_name(to->ext_Names, to1, to2, ext_Names[m + from])) {
to->Numbers[base + m] = to->Numbers[base + n--];
} else {
to->Numbers[base + m] = ABSENT_NUMERIC;
@@ -131,13 +156,17 @@ realign_data(TERMTYPE *to, char **ext_Names,
}
to->ext_Numbers = UShort(ext_Numbers);
}
+
if (to->ext_Strings != ext_Strings) {
+ to1 = to_Booleans + to_Numbers;
+ to2 = to_Strings + to1;
+ from = ext_Booleans + ext_Numbers;
EXTEND_NUM(num_Strings, ext_Strings);
TYPE_REALLOC(char *, to->num_Strings, to->Strings);
for (n = to->ext_Strings - 1,
m = ext_Strings - 1,
base = to->num_Strings - (m + 1); m >= 0; m--) {
- if (find_name(to->ext_Names, limit, ext_Names[m + ext_Booleans + ext_Numbers])) {
+ if (find_name(to->ext_Names, to1, to2, ext_Names[m + from])) {
to->Strings[base + m] = to->Strings[base + n--];
} else {
to->Strings[base + m] = ABSENT_STRING;
@@ -151,7 +180,7 @@ realign_data(TERMTYPE *to, char **ext_Names,
* Returns the first index in ext_Names[] for the given token-type
*/
static unsigned
-_nc_first_ext_name(TERMTYPE *tp, int token_type)
+_nc_first_ext_name(TERMTYPE2 *tp, int token_type)
{
unsigned first;
@@ -176,7 +205,7 @@ _nc_first_ext_name(TERMTYPE *tp, int token_type)
* Returns the last index in ext_Names[] for the given token-type
*/
static unsigned
-_nc_last_ext_name(TERMTYPE *tp, int token_type)
+_nc_last_ext_name(TERMTYPE2 *tp, int token_type)
{
unsigned last;
@@ -199,7 +228,7 @@ _nc_last_ext_name(TERMTYPE *tp, int token_type)
* Lookup an entry from extended-names, returning -1 if not found
*/
static int
-_nc_find_ext_name(TERMTYPE *tp, char *name, int token_type)
+_nc_find_ext_name(TERMTYPE2 *tp, char *name, int token_type)
{
unsigned j;
unsigned first = _nc_first_ext_name(tp, token_type);
@@ -218,7 +247,7 @@ _nc_find_ext_name(TERMTYPE *tp, char *name, int token_type)
* (e.g., Booleans[]).
*/
static int
-_nc_ext_data_index(TERMTYPE *tp, int n, int token_type)
+_nc_ext_data_index(TERMTYPE2 *tp, int n, int token_type)
{
switch (token_type) {
case BOOLEAN:
@@ -241,13 +270,14 @@ _nc_ext_data_index(TERMTYPE *tp, int n, int token_type)
* data.
*/
static bool
-_nc_del_ext_name(TERMTYPE *tp, char *name, int token_type)
+_nc_del_ext_name(TERMTYPE2 *tp, char *name, int token_type)
{
- int j;
- int first, last;
+ int first;
if ((first = _nc_find_ext_name(tp, name, token_type)) >= 0) {
- last = (int) NUM_EXT_NAMES(tp) - 1;
+ int j;
+ int last = (int) NUM_EXT_NAMES(tp) - 1;
+
for (j = first; j < last; j++) {
tp->ext_Names[j] = tp->ext_Names[j + 1];
}
@@ -285,7 +315,7 @@ _nc_del_ext_name(TERMTYPE *tp, char *name, int token_type)
* index into the corresponding data array is returned.
*/
static int
-_nc_ins_ext_name(TERMTYPE *tp, char *name, int token_type)
+_nc_ins_ext_name(TERMTYPE2 *tp, char *name, int token_type)
{
unsigned first = _nc_first_ext_name(tp, token_type);
unsigned last = _nc_last_ext_name(tp, token_type);
@@ -319,7 +349,7 @@ _nc_ins_ext_name(TERMTYPE *tp, char *name, int token_type)
case NUMBER:
tp->ext_Numbers++;
tp->num_Numbers++;
- TYPE_REALLOC(short, tp->num_Numbers, tp->Numbers);
+ TYPE_REALLOC(NCURSES_INT2, tp->num_Numbers, tp->Numbers);
for (k = (unsigned) (tp->num_Numbers - 1); k > j; k--)
tp->Numbers[k] = tp->Numbers[k - 1];
break;
@@ -340,7 +370,7 @@ _nc_ins_ext_name(TERMTYPE *tp, char *name, int token_type)
* cancellation of a name that is inherited from another entry.
*/
static void
-adjust_cancels(TERMTYPE *to, TERMTYPE *from)
+adjust_cancels(TERMTYPE2 *to, TERMTYPE2 *from)
{
int first = to->ext_Booleans + to->ext_Numbers;
int last = first + to->ext_Strings;
@@ -385,24 +415,30 @@ adjust_cancels(TERMTYPE *to, TERMTYPE *from)
}
NCURSES_EXPORT(void)
-_nc_align_termtype(TERMTYPE *to, TERMTYPE *from)
+_nc_align_termtype(TERMTYPE2 *to, TERMTYPE2 *from)
{
- int na = (int) NUM_EXT_NAMES(to);
- int nb = (int) NUM_EXT_NAMES(from);
- int n;
- bool same;
+ int na;
+ int nb;
char **ext_Names;
- int ext_Booleans, ext_Numbers, ext_Strings;
- bool used_ext_Names = FALSE;
- DEBUG(2, ("align_termtype to(%d:%s), from(%d:%s)", na, to->term_names,
- nb, from->term_names));
+ na = to ? ((int) NUM_EXT_NAMES(to)) : 0;
+ nb = from ? ((int) NUM_EXT_NAMES(from)) : 0;
+
+ DEBUG(2, ("align_termtype to(%d:%s), from(%d:%s)",
+ na, to ? NonNull(to->term_names) : "?",
+ nb, from ? NonNull(from->term_names) : "?"));
if (na != 0 || nb != 0) {
+ int ext_Booleans, ext_Numbers, ext_Strings;
+ bool used_ext_Names = FALSE;
+
if ((na == nb) /* check if the arrays are equivalent */
&&(to->ext_Booleans == from->ext_Booleans)
&& (to->ext_Numbers == from->ext_Numbers)
&& (to->ext_Strings == from->ext_Strings)) {
+ int n;
+ bool same;
+
for (n = 0, same = TRUE; n < na; n++) {
if (strcmp(to->ext_Names[n], from->ext_Names[n])) {
same = FALSE;
@@ -473,29 +509,80 @@ _nc_align_termtype(TERMTYPE *to, TERMTYPE *from)
}
#endif
-NCURSES_EXPORT(void)
-_nc_copy_termtype(TERMTYPE *dst, const TERMTYPE *src)
+#define srcINT 1
+#define dstINT 2
+
+/*
+ * TERMTYPE and TERMTYPE2 differ only with regard to the values in Numbers.
+ * Use 'mode' to decide which to use.
+ */
+static void
+copy_termtype(TERMTYPE2 *dst, const TERMTYPE2 *src, int mode)
{
-#if NCURSES_XNAMES
+#if NCURSES_XNAMES || NCURSES_EXT_NUMBERS
unsigned i;
#endif
+#if NCURSES_EXT_NUMBERS
+ short *oldptr = 0;
+ int *newptr = 0;
+#endif
+ DEBUG(2, ("copy_termtype"));
*dst = *src; /* ...to copy the sizes and string-tables */
TYPE_MALLOC(NCURSES_SBOOL, NUM_BOOLEANS(dst), dst->Booleans);
- TYPE_MALLOC(short, NUM_NUMBERS(dst), dst->Numbers);
TYPE_MALLOC(char *, NUM_STRINGS(dst), dst->Strings);
memcpy(dst->Booleans,
src->Booleans,
NUM_BOOLEANS(dst) * sizeof(dst->Booleans[0]));
- memcpy(dst->Numbers,
- src->Numbers,
- NUM_NUMBERS(dst) * sizeof(dst->Numbers[0]));
memcpy(dst->Strings,
src->Strings,
NUM_STRINGS(dst) * sizeof(dst->Strings[0]));
+#if NCURSES_EXT_NUMBERS
+ if ((mode & dstINT) == 0) {
+ DEBUG(2, ("...convert int ->short"));
+ TYPE_MALLOC(short, NUM_NUMBERS(dst), oldptr);
+ ((TERMTYPE *) dst)->Numbers = oldptr;
+ } else {
+ DEBUG(2, ("...copy without changing size"));
+ TYPE_MALLOC(int, NUM_NUMBERS(dst), newptr);
+ dst->Numbers = newptr;
+ }
+ if ((mode == srcINT) && (oldptr != 0)) {
+ DEBUG(2, ("...copy int ->short"));
+ for (i = 0; i < NUM_NUMBERS(dst); ++i) {
+ if (src->Numbers[i] > MAX_OF_TYPE(short)) {
+ oldptr[i] = MAX_OF_TYPE(short);
+ } else {
+ oldptr[i] = (short) src->Numbers[i];
+ }
+ }
+ } else if ((mode == dstINT) && (newptr != 0)) {
+ DEBUG(2, ("...copy short ->int"));
+ for (i = 0; i < NUM_NUMBERS(dst); ++i) {
+ newptr[i] = ((const short *) (src->Numbers))[i];
+ }
+ } else {
+ DEBUG(2, ("...copy %s without change",
+ (mode & dstINT)
+ ? "int"
+ : "short"));
+ memcpy(dst->Numbers,
+ src->Numbers,
+ NUM_NUMBERS(dst) * ((mode & dstINT)
+ ? sizeof(int)
+ : sizeof(short)));
+ }
+#else
+ (void) mode;
+ TYPE_MALLOC(short, NUM_NUMBERS(dst), dst->Numbers);
+ memcpy(dst->Numbers,
+ src->Numbers,
+ NUM_NUMBERS(dst) * sizeof(dst->Numbers[0]));
+#endif
+
/* FIXME: we probably should also copy str_table and ext_str_table,
* but tic and infocmp are not written to exploit that (yet).
*/
@@ -509,3 +596,33 @@ _nc_copy_termtype(TERMTYPE *dst, const TERMTYPE *src)
}
#endif
}
+
+/*
+ * This entrypoint is used by tack.
+ */
+NCURSES_EXPORT(void)
+_nc_copy_termtype(TERMTYPE *dst, const TERMTYPE *src)
+{
+ DEBUG(2, ("_nc_copy_termtype..."));
+ copy_termtype((TERMTYPE2 *) dst, (const TERMTYPE2 *) src, 0);
+}
+
+#if NCURSES_EXT_NUMBERS
+NCURSES_EXPORT(void)
+_nc_copy_termtype2(TERMTYPE2 *dst, const TERMTYPE2 *src)
+{
+ DEBUG(2, ("_nc_copy_termtype2..."));
+ copy_termtype(dst, src, srcINT | dstINT);
+}
+
+/*
+ * Use this for exporting the internal TERMTYPE2 to the legacy format used via
+ * the CUR macro by applications.
+ */
+NCURSES_EXPORT(void)
+_nc_export_termtype2(TERMTYPE *dst, const TERMTYPE2 *src)
+{
+ DEBUG(2, ("_nc_export_termtype2..."));
+ copy_termtype((TERMTYPE2 *) dst, src, srcINT);
+}
+#endif /* NCURSES_EXT_NUMBERS */