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Diffstat (limited to 'contrib/ncurses/ncurses/tinfo/parse_entry.c')
-rw-r--r--contrib/ncurses/ncurses/tinfo/parse_entry.c304
1 files changed, 127 insertions, 177 deletions
diff --git a/contrib/ncurses/ncurses/tinfo/parse_entry.c b/contrib/ncurses/ncurses/tinfo/parse_entry.c
index 1aff562d0dd6..24bf3c37f584 100644
--- a/contrib/ncurses/ncurses/tinfo/parse_entry.c
+++ b/contrib/ncurses/ncurses/tinfo/parse_entry.c
@@ -47,7 +47,7 @@
#define __INTERNAL_CAPS_VISIBLE
#include <term_entry.h>
-MODULE_ID("$Id: parse_entry.c,v 1.44 2000/04/30 00:17:42 tom Exp $")
+MODULE_ID("$Id: parse_entry.c,v 1.48 2000/10/03 09:38:48 tom Exp $")
#ifdef LINT
static short const parametrized[] =
@@ -200,7 +200,7 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
{
int token_type;
struct name_table_entry const *entry_ptr;
- char *ptr, namecpy[MAX_NAME_SIZE + 1];
+ char *ptr, *base;
token_type = _nc_get_token();
@@ -235,22 +235,22 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
_nc_set_type(_nc_first_name(entryp->tterm.term_names));
/* check for overly-long names and aliases */
- (void) strncpy(namecpy, entryp->tterm.term_names, MAX_NAME_SIZE);
- namecpy[MAX_NAME_SIZE] = '\0';
- if ((ptr = strrchr(namecpy, '|')) != (char *) 0)
- *ptr = '\0';
- ptr = strtok(namecpy, "|");
- if (strlen(ptr) > MAX_ALIAS)
- _nc_warning("primary name may be too long");
- while ((ptr = strtok((char *) 0, "|")) != (char *) 0)
- if (strlen(ptr) > MAX_ALIAS)
- _nc_warning("alias `%s' may be too long", ptr);
+ for (base = entryp->tterm.term_names; (ptr = strchr(base, '|')) != 0;
+ base = ptr + 1) {
+ if (ptr - base > MAX_ALIAS) {
+ _nc_warning("%s `%.*s' may be too long",
+ (base == entryp->tterm.term_names)
+ ? "primary name"
+ : "alias",
+ ptr - base, base);
+ }
+ }
entryp->nuses = 0;
for (token_type = _nc_get_token();
- token_type != EOF && token_type != NAMES;
- token_type = _nc_get_token()) {
+ token_type != EOF && token_type != NAMES;
+ token_type = _nc_get_token()) {
if (strcmp(_nc_curr_token.tk_name, "use") == 0
|| strcmp(_nc_curr_token.tk_name, "tc") == 0) {
entryp->uses[entryp->nuses].name = _nc_save_str(_nc_curr_token.tk_valstring);
@@ -259,7 +259,7 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
} else {
/* normal token lookup */
entry_ptr = _nc_find_entry(_nc_curr_token.tk_name,
- _nc_syntax ? _nc_cap_hash_table : _nc_info_hash_table);
+ _nc_syntax ? _nc_cap_hash_table : _nc_info_hash_table);
/*
* Our kluge to handle aliasing. The reason it's done
@@ -277,14 +277,14 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
if (strcmp(ap->from, _nc_curr_token.tk_name) == 0) {
if (ap->to == (char *) 0) {
_nc_warning("%s (%s termcap extension) ignored",
- ap->from, ap->source);
+ ap->from, ap->source);
goto nexttok;
}
entry_ptr = _nc_find_entry(ap->to, _nc_cap_hash_table);
if (entry_ptr && !silent)
_nc_warning("%s (%s termcap extension) aliased to %s",
- ap->from, ap->source, ap->to);
+ ap->from, ap->source, ap->to);
break;
}
} else { /* if (_nc_syntax == SYN_TERMINFO) */
@@ -292,14 +292,14 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
if (strcmp(ap->from, _nc_curr_token.tk_name) == 0) {
if (ap->to == (char *) 0) {
_nc_warning("%s (%s terminfo extension) ignored",
- ap->from, ap->source);
+ ap->from, ap->source);
goto nexttok;
}
entry_ptr = _nc_find_entry(ap->to, _nc_info_hash_table);
if (entry_ptr && !silent)
_nc_warning("%s (%s terminfo extension) aliased to %s",
- ap->from, ap->source, ap->to);
+ ap->from, ap->source, ap->to);
break;
}
@@ -316,7 +316,8 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
if (entry_ptr == NOTFOUND
&& _nc_user_definable
&& (entry_ptr = _nc_extend_names(entryp,
- _nc_curr_token.tk_name, token_type)) != 0) {
+ _nc_curr_token.tk_name,
+ token_type)) != 0) {
if (_nc_tracing >= DEBUG_LEVEL(1))
_nc_warning("extended capability '%s'", _nc_curr_token.tk_name);
}
@@ -326,7 +327,7 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
if (entry_ptr == NOTFOUND) {
if (!silent)
_nc_warning("unknown capability '%s'",
- _nc_curr_token.tk_name);
+ _nc_curr_token.tk_name);
continue;
}
@@ -345,12 +346,14 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
/* tell max_attributes from arrow_key_map */
if (token_type == NUMBER && !strcmp("ma", _nc_curr_token.tk_name))
entry_ptr = _nc_find_type_entry("ma", NUMBER,
- _nc_get_table(_nc_syntax != 0));
+ _nc_get_table(_nc_syntax
+ != 0));
/* map terminfo's string MT to MT */
else if (token_type == STRING && !strcmp("MT", _nc_curr_token.tk_name))
entry_ptr = _nc_find_type_entry("MT", STRING,
- _nc_get_table(_nc_syntax != 0));
+ _nc_get_table(_nc_syntax
+ != 0));
/* treat strings without following "=" as empty strings */
else if (token_type == BOOLEAN && entry_ptr->nte_type == STRING)
@@ -374,7 +377,7 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
break;
}
_nc_warning("wrong type used for %s capability '%s'",
- type_name, _nc_curr_token.tk_name);
+ type_name, _nc_curr_token.tk_name);
}
continue;
}
@@ -411,8 +414,8 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent)
ptr = _nc_curr_token.tk_valstring;
if (_nc_syntax == SYN_TERMCAP)
ptr = _nc_captoinfo(_nc_curr_token.tk_name,
- ptr,
- parametrized[entry_ptr->nte_index]);
+ ptr,
+ parametrized[entry_ptr->nte_index]);
entryp->tterm.Strings[entry_ptr->nte_index] = _nc_save_str(ptr);
break;
@@ -479,14 +482,14 @@ _nc_capcmp(const char *s, const char *t)
if (s[0] == '$' && s[1] == '<') {
for (s += 2;; s++)
if (!(isdigit(*s) || *s == '.' || *s == '*' || *s == '/' ||
- *s == '>'))
+ *s == '>'))
break;
}
if (t[0] == '$' && t[1] == '<') {
for (t += 2;; t++)
if (!(isdigit(*t) || *t == '.' || *t == '*' || *t == '/' ||
- *t == '>'))
+ *t == '>'))
break;
}
@@ -503,6 +506,26 @@ _nc_capcmp(const char *s, const char *t)
}
}
+static void
+append_acs0(string_desc *dst, int code, int src)
+{
+ if (src != 0) {
+ char temp[3];
+ temp[0] = code;
+ temp[1] = src;
+ temp[2] = 0;
+ _nc_safe_strcat(dst, temp);
+ }
+}
+
+static void
+append_acs(string_desc *dst, int code, char *src)
+{
+ if (src != 0 && strlen(src) == 1) {
+ append_acs0(dst, code, *src);
+ }
+}
+
/*
* The ko capability, if present, consists of a comma-separated capability
* list. For each capability, we may assume there is a keycap that sends the
@@ -563,11 +586,11 @@ static const char C_HT[] = "\t";
#undef CUR
#define CUR tp->
-static
-void
+static void
postprocess_termcap(TERMTYPE * tp, bool has_base)
{
char buf[MAX_LINE * 2 + 2];
+ string_desc result;
/*
* TERMCAP DEFAULTS AND OBSOLETE-CAPABILITY TRANSLATIONS
@@ -632,17 +655,15 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
} else
newline = _nc_save_str(C_LF);
} else if (PRESENT(carriage_return) && PRESENT(scroll_forward)) {
- strncpy(buf, carriage_return, MAX_LINE - 2);
- buf[MAX_LINE - 1] = '\0';
- strncat(buf, scroll_forward, MAX_LINE - strlen(buf) - 1);
- buf[MAX_LINE] = '\0';
- newline = _nc_save_str(buf);
+ _nc_str_init(&result, buf, sizeof(buf));
+ if (_nc_safe_strcat(&result, carriage_return)
+ && _nc_safe_strcat(&result, scroll_forward))
+ newline = _nc_save_str(buf);
} else if (PRESENT(carriage_return) && PRESENT(cursor_down)) {
- strncpy(buf, carriage_return, MAX_LINE - 2);
- buf[MAX_LINE - 1] = '\0';
- strncat(buf, cursor_down, MAX_LINE - strlen(buf) - 1);
- buf[MAX_LINE] = '\0';
- newline = _nc_save_str(buf);
+ _nc_str_init(&result, buf, sizeof(buf));
+ if (_nc_safe_strcat(&result, carriage_return)
+ && _nc_safe_strcat(&result, cursor_down))
+ newline = _nc_save_str(buf);
}
}
}
@@ -695,7 +716,7 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
else {
if (tab && _nc_capcmp(tab, C_HT))
_nc_warning("hardware tabs with a non-^I tab string %s",
- _nc_visbuf(tab));
+ _nc_visbuf(tab));
else {
if (WANTED(tab))
tab = _nc_save_str(C_HT);
@@ -708,7 +729,8 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
* isn't from mytinfo...
*/
if (PRESENT(other_non_function_keys)) {
- char *dp, *cp = strtok(other_non_function_keys, ",");
+ char *base = other_non_function_keys;
+ char *bp, *cp, *dp;
struct name_table_entry const *from_ptr;
struct name_table_entry const *to_ptr;
assoc const *ap;
@@ -717,15 +739,21 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
/* we're going to use this for a special case later */
dp = strchr(other_non_function_keys, 'i');
- foundim = dp && dp[1] == 'm';
+ foundim = (dp != 0) && (dp[1] == 'm');
/* look at each comma-separated capability in the ko string... */
- do {
+ for (base = other_non_function_keys;
+ (cp = strchr(base, ',')) != 0;
+ base = cp + 1) {
+ size_t len = cp - base;
+
for (ap = ko_xlate; ap->from; ap++)
- if (strcmp(ap->from, cp) == 0)
+ if (len == strlen(ap->from)
+ && strncmp(ap->from, base, len) == 0)
break;
if (!ap->to) {
- _nc_warning("unknown capability `%s' in ko string", cp);
+ _nc_warning("unknown capability `%.*s' in ko string",
+ (int) len, base);
continue;
} else if (ap->to == CANCELLED_STRING) /* ignore it */
continue;
@@ -748,11 +776,11 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
* string; that's just an inefficiency.
*/
if (strcmp(
- tp->Strings[from_ptr->nte_index],
- tp->Strings[to_ptr->nte_index]) != 0)
+ tp->Strings[from_ptr->nte_index],
+ tp->Strings[to_ptr->nte_index]) != 0)
_nc_warning("%s (%s) already has an explicit value %s, ignoring ko",
- ap->to, ap->from,
- _nc_visbuf(tp->Strings[to_ptr->nte_index]));
+ ap->to, ap->from,
+ _nc_visbuf(tp->Strings[to_ptr->nte_index]));
continue;
}
@@ -760,22 +788,18 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
* The magic moment -- copy the mapped key string over,
* stripping out padding.
*/
- dp = buf2;
- for (cp = tp->Strings[from_ptr->nte_index]; *cp; cp++) {
- if (cp[0] == '$' && cp[1] == '<') {
- while (*cp && *cp != '>')
- if (!*cp)
- break;
- else
- ++cp;
+ for (dp = buf2, bp = tp->Strings[from_ptr->nte_index]; *bp; bp++) {
+ if (bp[0] == '$' && bp[1] == '<') {
+ while (*bp && *bp != '>') {
+ ++bp;
+ }
} else
- *dp++ = *cp;
+ *dp++ = *bp;
}
*dp++ = '\0';
tp->Strings[to_ptr->nte_index] = _nc_save_str(buf2);
- } while
- ((cp = strtok((char *) 0, ",")) != 0);
+ }
/*
* Note: ko=im and ko=ic both want to grab the `Insert'
@@ -812,74 +836,36 @@ postprocess_termcap(TERMTYPE * tp, bool has_base)
PRESENT(acs_hline) ||
PRESENT(acs_vline) ||
PRESENT(acs_plus)) {
- char buf2[MAX_TERMCAP_LENGTH], *bp = buf2;
-
- if (acs_chars) {
- (void) strcpy(bp, acs_chars);
- bp += strlen(bp);
- }
-
- if (acs_ulcorner && acs_ulcorner[1] == '\0') {
- *bp++ = 'l';
- *bp++ = *acs_ulcorner;
- }
- if (acs_llcorner && acs_llcorner[1] == '\0') {
- *bp++ = 'm';
- *bp++ = *acs_llcorner;
- }
- if (acs_urcorner && acs_urcorner[1] == '\0') {
- *bp++ = 'k';
- *bp++ = *acs_urcorner;
- }
- if (acs_lrcorner && acs_lrcorner[1] == '\0') {
- *bp++ = 'j';
- *bp++ = *acs_lrcorner;
- }
- if (acs_ltee && acs_ltee[1] == '\0') {
- *bp++ = 't';
- *bp++ = *acs_ltee;
- }
- if (acs_rtee && acs_rtee[1] == '\0') {
- *bp++ = 'u';
- *bp++ = *acs_rtee;
- }
- if (acs_btee && acs_btee[1] == '\0') {
- *bp++ = 'v';
- *bp++ = *acs_btee;
- }
- if (acs_ttee && acs_ttee[1] == '\0') {
- *bp++ = 'w';
- *bp++ = *acs_ttee;
- }
- if (acs_hline && acs_hline[1] == '\0') {
- *bp++ = 'q';
- *bp++ = *acs_hline;
- }
- if (acs_vline && acs_vline[1] == '\0') {
- *bp++ = 'x';
- *bp++ = *acs_vline;
- }
- if (acs_plus) {
- *bp++ = 'n';
- strcpy(bp, acs_plus);
- bp = buf2 + strlen(buf2);
- }
-
- if (bp != buf2) {
- *bp++ = '\0';
+ char buf2[MAX_TERMCAP_LENGTH];
+
+ _nc_str_init(&result, buf2, sizeof(buf2));
+ _nc_safe_strcat(&result, acs_chars);
+
+ append_acs (&result, 'j', acs_lrcorner);
+ append_acs (&result, 'k', acs_urcorner);
+ append_acs (&result, 'l', acs_ulcorner);
+ append_acs (&result, 'm', acs_llcorner);
+ append_acs (&result, 'n', acs_plus);
+ append_acs (&result, 'q', acs_hline);
+ append_acs (&result, 't', acs_ltee);
+ append_acs (&result, 'u', acs_rtee);
+ append_acs (&result, 'v', acs_btee);
+ append_acs (&result, 'w', acs_ttee);
+ append_acs (&result, 'x', acs_vline);
+
+ if (buf2[0]) {
acs_chars = _nc_save_str(buf2);
_nc_warning("acsc string synthesized from XENIX capabilities");
}
} else if (acs_chars == 0
- && enter_alt_charset_mode != 0
- && exit_alt_charset_mode != 0) {
+ && enter_alt_charset_mode != 0
+ && exit_alt_charset_mode != 0) {
acs_chars =
_nc_save_str("``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~");
}
}
-static
-void
+static void
postprocess_terminfo(TERMTYPE * tp)
{
/*
@@ -891,60 +877,25 @@ postprocess_terminfo(TERMTYPE * tp)
* Translate AIX forms characters.
*/
if (PRESENT(box_chars_1)) {
- char buf2[MAX_TERMCAP_LENGTH], *bp = buf2;
-
- if (acs_chars) {
- (void) strcpy(bp, acs_chars);
- bp += strlen(bp);
- }
-
- if (box_chars_1[0]) { /* ACS_ULCORNER */
- *bp++ = 'l';
- *bp++ = box_chars_1[0];
- }
- if (box_chars_1[1]) { /* ACS_HLINE */
- *bp++ = 'q';
- *bp++ = box_chars_1[1];
- }
- if (box_chars_1[2]) { /* ACS_URCORNER */
- *bp++ = 'k';
- *bp++ = box_chars_1[2];
- }
- if (box_chars_1[3]) { /* ACS_VLINE */
- *bp++ = 'x';
- *bp++ = box_chars_1[3];
- }
- if (box_chars_1[4]) { /* ACS_LRCORNER */
- *bp++ = 'j';
- *bp++ = box_chars_1[4];
- }
- if (box_chars_1[5]) { /* ACS_LLCORNER */
- *bp++ = 'm';
- *bp++ = box_chars_1[5];
- }
- if (box_chars_1[6]) { /* ACS_TTEE */
- *bp++ = 'w';
- *bp++ = box_chars_1[6];
- }
- if (box_chars_1[7]) { /* ACS_RTEE */
- *bp++ = 'u';
- *bp++ = box_chars_1[7];
- }
- if (box_chars_1[8]) { /* ACS_BTEE */
- *bp++ = 'v';
- *bp++ = box_chars_1[8];
- }
- if (box_chars_1[9]) { /* ACS_LTEE */
- *bp++ = 't';
- *bp++ = box_chars_1[9];
- }
- if (box_chars_1[10]) { /* ACS_PLUS */
- *bp++ = 'n';
- *bp++ = box_chars_1[10];
- }
-
- if (bp != buf2) {
- *bp++ = '\0';
+ char buf2[MAX_TERMCAP_LENGTH];
+ string_desc result;
+
+ _nc_str_init(&result, buf2, sizeof(buf2));
+ _nc_safe_strcat(&result, acs_chars);
+
+ append_acs0 (&result, 'l', box_chars_1[0]); /* ACS_ULCORNER */
+ append_acs0 (&result, 'q', box_chars_1[1]); /* ACS_HLINE */
+ append_acs0 (&result, 'k', box_chars_1[2]); /* ACS_URCORNER */
+ append_acs0 (&result, 'x', box_chars_1[3]); /* ACS_VLINE */
+ append_acs0 (&result, 'j', box_chars_1[4]); /* ACS_LRCORNER */
+ append_acs0 (&result, 'm', box_chars_1[5]); /* ACS_LLCORNER */
+ append_acs0 (&result, 'w', box_chars_1[6]); /* ACS_TTEE */
+ append_acs0 (&result, 'u', box_chars_1[7]); /* ACS_RTEE */
+ append_acs0 (&result, 'v', box_chars_1[8]); /* ACS_BTEE */
+ append_acs0 (&result, 't', box_chars_1[9]); /* ACS_LTEE */
+ append_acs0 (&result, 'n', box_chars_1[10]); /* ACS_PLUS */
+
+ if (buf2[0]) {
acs_chars = _nc_save_str(buf2);
_nc_warning("acsc string synthesized from AIX capabilities");
box_chars_1 = ABSENT_STRING;
@@ -963,8 +914,7 @@ postprocess_terminfo(TERMTYPE * tp)
* up in _nc_info_table, which is organized so that the nte_index fields are
* sorted, but the nte_type fields are not necessarily grouped together.
*/
-static
-struct name_table_entry const *
+static struct name_table_entry const *
lookup_fullname(const char *find)
{
int state = -1;
@@ -991,7 +941,7 @@ lookup_fullname(const char *find)
if (!strcmp(names[count], find)) {
struct name_table_entry const *entry_ptr = _nc_get_table(FALSE);
while (entry_ptr->nte_type != state
- || entry_ptr->nte_index != count)
+ || entry_ptr->nte_index != count)
entry_ptr++;
return entry_ptr;
}