Base version of ncurses-5.7 library
diff --git a/progs/infocmp.c b/progs/infocmp.c
new file mode 100644
index 0000000..84989ff
--- /dev/null
+++ b/progs/infocmp.c
@@ -0,0 +1,1653 @@
+/****************************************************************************
+ * 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            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
+ *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
+ *     and: Thomas E. Dickey                        1996-on                 *
+ ****************************************************************************/
+
+/*
+ *	infocmp.c -- decompile an entry, or compare two entries
+ *		written by Eric S. Raymond
+ *		and Thomas E Dickey
+ */
+
+#include <progs.priv.h>
+
+#include <dump_entry.h>
+
+MODULE_ID("$Id: infocmp.c,v 1.103 2008/08/16 22:04:56 tom Exp $")
+
+#define L_CURL "{"
+#define R_CURL "}"
+
+#define MAX_STRING	1024	/* maximum formatted string */
+
+const char *_nc_progname = "infocmp";
+
+typedef char path[PATH_MAX];
+
+/***************************************************************************
+ *
+ * The following control variables, together with the contents of the
+ * terminfo entries, completely determine the actions of the program.
+ *
+ ***************************************************************************/
+
+static ENTRY *entries;		/* terminfo entries */
+static int termcount;		/* count of terminal entries */
+
+static bool limited = TRUE;	/* "-r" option is not set */
+static bool quiet = FALSE;
+static bool literal = FALSE;
+static const char *bool_sep = ":";
+static const char *s_absent = "NULL";
+static const char *s_cancel = "NULL";
+static const char *tversion;	/* terminfo version selected */
+static int itrace;		/* trace flag for debugging */
+static int mwidth = 60;
+static int numbers = 0;		/* format "%'char'" to/from "%{number}" */
+static int outform = F_TERMINFO;	/* output format */
+static int sortmode;		/* sort_mode */
+
+/* main comparison mode */
+static int compare;
+#define C_DEFAULT	0	/* don't force comparison mode */
+#define C_DIFFERENCE	1	/* list differences between two terminals */
+#define C_COMMON	2	/* list common capabilities */
+#define C_NAND		3	/* list capabilities in neither terminal */
+#define C_USEALL	4	/* generate relative use-form entry */
+static bool ignorepads;		/* ignore pad prefixes when diffing */
+
+#if NO_LEAKS
+#undef ExitProgram
+static void ExitProgram(int code) GCC_NORETURN;
+/* prototype is to get gcc to accept the noreturn attribute */
+static void
+ExitProgram(int code)
+{
+    while (termcount-- > 0)
+	_nc_free_termtype(&entries[termcount].tterm);
+    _nc_leaks_dump_entry();
+    free(entries);
+    _nc_free_tic(code);
+}
+#endif
+
+static char *
+canonical_name(char *ptr, char *buf)
+/* extract the terminal type's primary name */
+{
+    char *bp;
+
+    (void) strcpy(buf, ptr);
+    if ((bp = strchr(buf, '|')) != 0)
+	*bp = '\0';
+
+    return (buf);
+}
+
+/***************************************************************************
+ *
+ * Predicates for dump function
+ *
+ ***************************************************************************/
+
+static int
+capcmp(PredIdx idx, const char *s, const char *t)
+/* capability comparison function */
+{
+    if (!VALID_STRING(s) && !VALID_STRING(t))
+	return (s != t);
+    else if (!VALID_STRING(s) || !VALID_STRING(t))
+	return (1);
+
+    if ((idx == acs_chars_index) || !ignorepads)
+	return (strcmp(s, t));
+    else
+	return (_nc_capcmp(s, t));
+}
+
+static int
+use_predicate(unsigned type, PredIdx idx)
+/* predicate function to use for use decompilation */
+{
+    ENTRY *ep;
+
+    switch (type) {
+    case BOOLEAN:
+	{
+	    int is_set = FALSE;
+
+	    /*
+	     * This assumes that multiple use entries are supposed
+	     * to contribute the logical or of their boolean capabilities.
+	     * This is true if we take the semantics of multiple uses to
+	     * be 'each capability gets the first non-default value found
+	     * in the sequence of use entries'.
+	     *
+	     * Note that cancelled or absent booleans are stored as FALSE,
+	     * unlike numbers and strings, whose cancelled/absent state is
+	     * recorded in the terminfo database.
+	     */
+	    for (ep = &entries[1]; ep < entries + termcount; ep++)
+		if (ep->tterm.Booleans[idx] == TRUE) {
+		    is_set = entries[0].tterm.Booleans[idx];
+		    break;
+		}
+	    if (is_set != entries[0].tterm.Booleans[idx])
+		return (!is_set);
+	    else
+		return (FAIL);
+	}
+
+    case NUMBER:
+	{
+	    int value = ABSENT_NUMERIC;
+
+	    /*
+	     * We take the semantics of multiple uses to be 'each
+	     * capability gets the first non-default value found
+	     * in the sequence of use entries'.
+	     */
+	    for (ep = &entries[1]; ep < entries + termcount; ep++)
+		if (VALID_NUMERIC(ep->tterm.Numbers[idx])) {
+		    value = ep->tterm.Numbers[idx];
+		    break;
+		}
+
+	    if (value != entries[0].tterm.Numbers[idx])
+		return (value != ABSENT_NUMERIC);
+	    else
+		return (FAIL);
+	}
+
+    case STRING:
+	{
+	    char *termstr, *usestr = ABSENT_STRING;
+
+	    termstr = entries[0].tterm.Strings[idx];
+
+	    /*
+	     * We take the semantics of multiple uses to be 'each
+	     * capability gets the first non-default value found
+	     * in the sequence of use entries'.
+	     */
+	    for (ep = &entries[1]; ep < entries + termcount; ep++)
+		if (ep->tterm.Strings[idx]) {
+		    usestr = ep->tterm.Strings[idx];
+		    break;
+		}
+
+	    if (usestr == ABSENT_STRING && termstr == ABSENT_STRING)
+		return (FAIL);
+	    else if (!usestr || !termstr || capcmp(idx, usestr, termstr))
+		return (TRUE);
+	    else
+		return (FAIL);
+	}
+    }
+
+    return (FALSE);		/* pacify compiler */
+}
+
+static bool
+useeq(ENTRY * e1, ENTRY * e2)
+/* are the use references in two entries equivalent? */
+{
+    unsigned i, j;
+
+    if (e1->nuses != e2->nuses)
+	return (FALSE);
+
+    /* Ugh...this is quadratic again */
+    for (i = 0; i < e1->nuses; i++) {
+	bool foundmatch = FALSE;
+
+	/* search second entry for given use reference */
+	for (j = 0; j < e2->nuses; j++)
+	    if (!strcmp(e1->uses[i].name, e2->uses[j].name)) {
+		foundmatch = TRUE;
+		break;
+	    }
+
+	if (!foundmatch)
+	    return (FALSE);
+    }
+
+    return (TRUE);
+}
+
+static bool
+entryeq(TERMTYPE *t1, TERMTYPE *t2)
+/* are two entries equivalent? */
+{
+    unsigned i;
+
+    for (i = 0; i < NUM_BOOLEANS(t1); i++)
+	if (t1->Booleans[i] != t2->Booleans[i])
+	    return (FALSE);
+
+    for (i = 0; i < NUM_NUMBERS(t1); i++)
+	if (t1->Numbers[i] != t2->Numbers[i])
+	    return (FALSE);
+
+    for (i = 0; i < NUM_STRINGS(t1); i++)
+	if (capcmp((PredIdx) i, t1->Strings[i], t2->Strings[i]))
+	    return (FALSE);
+
+    return (TRUE);
+}
+
+#define TIC_EXPAND(result) _nc_tic_expand(result, outform==F_TERMINFO, numbers)
+
+static void
+print_uses(ENTRY * ep, FILE *fp)
+/* print an entry's use references */
+{
+    unsigned i;
+
+    if (!ep->nuses)
+	fputs("NULL", fp);
+    else
+	for (i = 0; i < ep->nuses; i++) {
+	    fputs(ep->uses[i].name, fp);
+	    if (i < ep->nuses - 1)
+		fputs(" ", fp);
+	}
+}
+
+static const char *
+dump_boolean(int val)
+/* display the value of a boolean capability */
+{
+    switch (val) {
+    case ABSENT_BOOLEAN:
+	return (s_absent);
+    case CANCELLED_BOOLEAN:
+	return (s_cancel);
+    case FALSE:
+	return ("F");
+    case TRUE:
+	return ("T");
+    default:
+	return ("?");
+    }
+}
+
+static void
+dump_numeric(int val, char *buf)
+/* display the value of a boolean capability */
+{
+    switch (val) {
+    case ABSENT_NUMERIC:
+	strcpy(buf, s_absent);
+	break;
+    case CANCELLED_NUMERIC:
+	strcpy(buf, s_cancel);
+	break;
+    default:
+	sprintf(buf, "%d", val);
+	break;
+    }
+}
+
+static void
+dump_string(char *val, char *buf)
+/* display the value of a string capability */
+{
+    if (val == ABSENT_STRING)
+	strcpy(buf, s_absent);
+    else if (val == CANCELLED_STRING)
+	strcpy(buf, s_cancel);
+    else {
+	sprintf(buf, "'%.*s'", MAX_STRING - 3, TIC_EXPAND(val));
+    }
+}
+
+static void
+compare_predicate(PredType type, PredIdx idx, const char *name)
+/* predicate function to use for entry difference reports */
+{
+    register ENTRY *e1 = &entries[0];
+    register ENTRY *e2 = &entries[1];
+    char buf1[MAX_STRING], buf2[MAX_STRING];
+    int b1, b2;
+    int n1, n2;
+    char *s1, *s2;
+
+    switch (type) {
+    case CMP_BOOLEAN:
+	b1 = e1->tterm.Booleans[idx];
+	b2 = e2->tterm.Booleans[idx];
+	switch (compare) {
+	case C_DIFFERENCE:
+	    if (!(b1 == ABSENT_BOOLEAN && b2 == ABSENT_BOOLEAN) && b1 != b2)
+		(void) printf("\t%s: %s%s%s.\n",
+			      name,
+			      dump_boolean(b1),
+			      bool_sep,
+			      dump_boolean(b2));
+	    break;
+
+	case C_COMMON:
+	    if (b1 == b2 && b1 != ABSENT_BOOLEAN)
+		(void) printf("\t%s= %s.\n", name, dump_boolean(b1));
+	    break;
+
+	case C_NAND:
+	    if (b1 == ABSENT_BOOLEAN && b2 == ABSENT_BOOLEAN)
+		(void) printf("\t!%s.\n", name);
+	    break;
+	}
+	break;
+
+    case CMP_NUMBER:
+	n1 = e1->tterm.Numbers[idx];
+	n2 = e2->tterm.Numbers[idx];
+	dump_numeric(n1, buf1);
+	dump_numeric(n2, buf2);
+	switch (compare) {
+	case C_DIFFERENCE:
+	    if (!((n1 == ABSENT_NUMERIC && n2 == ABSENT_NUMERIC)) && n1 != n2)
+		(void) printf("\t%s: %s, %s.\n", name, buf1, buf2);
+	    break;
+
+	case C_COMMON:
+	    if (n1 != ABSENT_NUMERIC && n2 != ABSENT_NUMERIC && n1 == n2)
+		(void) printf("\t%s= %s.\n", name, buf1);
+	    break;
+
+	case C_NAND:
+	    if (n1 == ABSENT_NUMERIC && n2 == ABSENT_NUMERIC)
+		(void) printf("\t!%s.\n", name);
+	    break;
+	}
+	break;
+
+    case CMP_STRING:
+	s1 = e1->tterm.Strings[idx];
+	s2 = e2->tterm.Strings[idx];
+	switch (compare) {
+	case C_DIFFERENCE:
+	    if (capcmp(idx, s1, s2)) {
+		dump_string(s1, buf1);
+		dump_string(s2, buf2);
+		if (strcmp(buf1, buf2))
+		    (void) printf("\t%s: %s, %s.\n", name, buf1, buf2);
+	    }
+	    break;
+
+	case C_COMMON:
+	    if (s1 && s2 && !capcmp(idx, s1, s2))
+		(void) printf("\t%s= '%s'.\n", name, TIC_EXPAND(s1));
+	    break;
+
+	case C_NAND:
+	    if (!s1 && !s2)
+		(void) printf("\t!%s.\n", name);
+	    break;
+	}
+	break;
+
+    case CMP_USE:
+	/* unlike the other modes, this compares *all* use entries */
+	switch (compare) {
+	case C_DIFFERENCE:
+	    if (!useeq(e1, e2)) {
+		(void) fputs("\tuse: ", stdout);
+		print_uses(e1, stdout);
+		fputs(", ", stdout);
+		print_uses(e2, stdout);
+		fputs(".\n", stdout);
+	    }
+	    break;
+
+	case C_COMMON:
+	    if (e1->nuses && e2->nuses && useeq(e1, e2)) {
+		(void) fputs("\tuse: ", stdout);
+		print_uses(e1, stdout);
+		fputs(".\n", stdout);
+	    }
+	    break;
+
+	case C_NAND:
+	    if (!e1->nuses && !e2->nuses)
+		(void) printf("\t!use.\n");
+	    break;
+	}
+    }
+}
+
+/***************************************************************************
+ *
+ * Init string analysis
+ *
+ ***************************************************************************/
+
+typedef struct {
+    const char *from;
+    const char *to;
+} assoc;
+
+static const assoc std_caps[] =
+{
+    /* these are specified by X.364 and iBCS2 */
+    {"\033c", "RIS"},		/* full reset */
+    {"\0337", "SC"},		/* save cursor */
+    {"\0338", "RC"},		/* restore cursor */
+    {"\033[r", "RSR"},		/* not an X.364 mnemonic */
+    {"\033[m", "SGR0"},		/* not an X.364 mnemonic */
+    {"\033[2J", "ED2"},		/* clear page */
+
+    /* this group is specified by ISO 2022 */
+    {"\033(0", "ISO DEC G0"},	/* enable DEC graphics for G0 */
+    {"\033(A", "ISO UK G0"},	/* enable UK chars for G0 */
+    {"\033(B", "ISO US G0"},	/* enable US chars for G0 */
+    {"\033)0", "ISO DEC G1"},	/* enable DEC graphics for G1 */
+    {"\033)A", "ISO UK G1"},	/* enable UK chars for G1 */
+    {"\033)B", "ISO US G1"},	/* enable US chars for G1 */
+
+    /* these are DEC private controls widely supported by emulators */
+    {"\033=", "DECPAM"},	/* application keypad mode */
+    {"\033>", "DECPNM"},	/* normal keypad mode */
+    {"\033<", "DECANSI"},	/* enter ANSI mode */
+    {"\033[!p", "DECSTR"},	/* soft reset */
+    {"\033 F", "S7C1T"},	/* 7-bit controls */
+
+    {(char *) 0, (char *) 0}
+};
+
+static const assoc std_modes[] =
+/* ECMA \E[ ... [hl] modes recognized by many emulators */
+{
+    {"2", "AM"},		/* keyboard action mode */
+    {"4", "IRM"},		/* insert/replace mode */
+    {"12", "SRM"},		/* send/receive mode */
+    {"20", "LNM"},		/* linefeed mode */
+    {(char *) 0, (char *) 0}
+};
+
+static const assoc private_modes[] =
+/* DEC \E[ ... [hl] modes recognized by many emulators */
+{
+    {"1", "CKM"},		/* application cursor keys */
+    {"2", "ANM"},		/* set VT52 mode */
+    {"3", "COLM"},		/* 132-column mode */
+    {"4", "SCLM"},		/* smooth scroll */
+    {"5", "SCNM"},		/* reverse video mode */
+    {"6", "OM"},		/* origin mode */
+    {"7", "AWM"},		/* wraparound mode */
+    {"8", "ARM"},		/* auto-repeat mode */
+    {(char *) 0, (char *) 0}
+};
+
+static const assoc ecma_highlights[] =
+/* recognize ECMA attribute sequences */
+{
+    {"0", "NORMAL"},		/* normal */
+    {"1", "+BOLD"},		/* bold on */
+    {"2", "+DIM"},		/* dim on */
+    {"3", "+ITALIC"},		/* italic on */
+    {"4", "+UNDERLINE"},	/* underline on */
+    {"5", "+BLINK"},		/* blink on */
+    {"6", "+FASTBLINK"},	/* fastblink on */
+    {"7", "+REVERSE"},		/* reverse on */
+    {"8", "+INVISIBLE"},	/* invisible on */
+    {"9", "+DELETED"},		/* deleted on */
+    {"10", "MAIN-FONT"},	/* select primary font */
+    {"11", "ALT-FONT-1"},	/* select alternate font 1 */
+    {"12", "ALT-FONT-2"},	/* select alternate font 2 */
+    {"13", "ALT-FONT-3"},	/* select alternate font 3 */
+    {"14", "ALT-FONT-4"},	/* select alternate font 4 */
+    {"15", "ALT-FONT-5"},	/* select alternate font 5 */
+    {"16", "ALT-FONT-6"},	/* select alternate font 6 */
+    {"17", "ALT-FONT-7"},	/* select alternate font 7 */
+    {"18", "ALT-FONT-1"},	/* select alternate font 1 */
+    {"19", "ALT-FONT-1"},	/* select alternate font 1 */
+    {"20", "FRAKTUR"},		/* Fraktur font */
+    {"21", "DOUBLEUNDER"},	/* double underline */
+    {"22", "-DIM"},		/* dim off */
+    {"23", "-ITALIC"},		/* italic off */
+    {"24", "-UNDERLINE"},	/* underline off */
+    {"25", "-BLINK"},		/* blink off */
+    {"26", "-FASTBLINK"},	/* fastblink off */
+    {"27", "-REVERSE"},		/* reverse off */
+    {"28", "-INVISIBLE"},	/* invisible off */
+    {"29", "-DELETED"},		/* deleted off */
+    {(char *) 0, (char *) 0}
+};
+
+static int
+skip_csi(const char *cap)
+{
+    int result = 0;
+    if (cap[0] == '\033' && cap[1] == '[')
+	result = 2;
+    else if (UChar(cap[0]) == 0233)
+	result = 1;
+    return result;
+}
+
+static bool
+same_param(const char *table, const char *param, unsigned length)
+{
+    bool result = FALSE;
+    if (strncmp(table, param, length) == 0) {
+	result = !isdigit(UChar(param[length]));
+    }
+    return result;
+}
+
+static char *
+lookup_params(const assoc * table, char *dst, char *src)
+{
+    char *result = 0;
+    const char *ep = strtok(src, ";");
+
+    if (ep != 0) {
+	const assoc *ap;
+
+	do {
+	    bool found = FALSE;
+
+	    for (ap = table; ap->from; ap++) {
+		size_t tlen = strlen(ap->from);
+
+		if (same_param(ap->from, ep, tlen)) {
+		    (void) strcat(dst, ap->to);
+		    found = TRUE;
+		    break;
+		}
+	    }
+
+	    if (!found)
+		(void) strcat(dst, ep);
+	    (void) strcat(dst, ";");
+	} while
+	    ((ep = strtok((char *) 0, ";")));
+
+	dst[strlen(dst) - 1] = '\0';
+
+	result = dst;
+    }
+    return result;
+}
+
+static void
+analyze_string(const char *name, const char *cap, TERMTYPE *tp)
+{
+    char buf2[MAX_TERMINFO_LENGTH];
+    const char *sp;
+    const assoc *ap;
+    int tp_lines = tp->Numbers[2];
+
+    if (cap == ABSENT_STRING || cap == CANCELLED_STRING)
+	return;
+    (void) printf("%s: ", name);
+
+    for (sp = cap; *sp; sp++) {
+	int i;
+	int csi;
+	size_t len = 0;
+	size_t next;
+	const char *expansion = 0;
+	char buf3[MAX_TERMINFO_LENGTH];
+
+	/* first, check other capabilities in this entry */
+	for (i = 0; i < STRCOUNT; i++) {
+	    char *cp = tp->Strings[i];
+
+	    /* don't use soft-key capabilities */
+	    if (strnames[i][0] == 'k' && strnames[i][0] == 'f')
+		continue;
+
+	    if (cp != ABSENT_STRING && cp != CANCELLED_STRING && cp[0] && cp
+		!= cap) {
+		len = strlen(cp);
+		(void) strncpy(buf2, sp, len);
+		buf2[len] = '\0';
+
+		if (_nc_capcmp(cp, buf2))
+		    continue;
+
+#define ISRS(s)	(!strncmp((s), "is", 2) || !strncmp((s), "rs", 2))
+		/*
+		 * Theoretically we just passed the test for translation
+		 * (equality once the padding is stripped).  However, there
+		 * are a few more hoops that need to be jumped so that
+		 * identical pairs of initialization and reset strings
+		 * don't just refer to each other.
+		 */
+		if (ISRS(name) || ISRS(strnames[i]))
+		    if (cap < cp)
+			continue;
+#undef ISRS
+
+		expansion = strnames[i];
+		break;
+	    }
+	}
+
+	/* now check the standard capabilities */
+	if (!expansion) {
+	    csi = skip_csi(sp);
+	    for (ap = std_caps; ap->from; ap++) {
+		size_t adj = (size_t) (csi ? 2 : 0);
+
+		len = strlen(ap->from);
+		if (csi && skip_csi(ap->from) != csi)
+		    continue;
+		if (len > adj
+		    && strncmp(ap->from + adj, sp + csi, len - adj) == 0) {
+		    expansion = ap->to;
+		    len -= adj;
+		    len += (size_t) csi;
+		    break;
+		}
+	    }
+	}
+
+	/* now check for standard-mode sequences */
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0
+	    && (len = strspn(sp + csi, "0123456789;"))
+	    && (len < sizeof(buf3))
+	    && (next = (size_t) csi + len)
+	    && ((sp[next] == 'h') || (sp[next] == 'l'))) {
+
+	    (void) strcpy(buf2, (sp[next] == 'h') ? "ECMA+" : "ECMA-");
+	    (void) strncpy(buf3, sp + csi, len);
+	    buf3[len] = '\0';
+	    len += (size_t) csi + 1;
+
+	    expansion = lookup_params(std_modes, buf2, buf3);
+	}
+
+	/* now check for private-mode sequences */
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0
+	    && sp[csi] == '?'
+	    && (len = strspn(sp + csi + 1, "0123456789;"))
+	    && (len < sizeof(buf3))
+	    && (next = (size_t) csi + 1 + len)
+	    && ((sp[next] == 'h') || (sp[next] == 'l'))) {
+
+	    (void) strcpy(buf2, (sp[next] == 'h') ? "DEC+" : "DEC-");
+	    (void) strncpy(buf3, sp + csi + 1, len);
+	    buf3[len] = '\0';
+	    len += (size_t) csi + 2;
+
+	    expansion = lookup_params(private_modes, buf2, buf3);
+	}
+
+	/* now check for ECMA highlight sequences */
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0
+	    && (len = strspn(sp + csi, "0123456789;")) != 0
+	    && (len < sizeof(buf3))
+	    && (next = (size_t) csi + len)
+	    && sp[next] == 'm') {
+
+	    (void) strcpy(buf2, "SGR:");
+	    (void) strncpy(buf3, sp + csi, len);
+	    buf3[len] = '\0';
+	    len += (size_t) csi + 1;
+
+	    expansion = lookup_params(ecma_highlights, buf2, buf3);
+	}
+
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0
+	    && sp[csi] == 'm') {
+	    len = (size_t) csi + 1;
+	    (void) strcpy(buf2, "SGR:");
+	    strcat(buf2, ecma_highlights[0].to);
+	    expansion = buf2;
+	}
+
+	/* now check for scroll region reset */
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0) {
+	    if (sp[csi] == 'r') {
+		expansion = "RSR";
+		len = 1;
+	    } else {
+		(void) sprintf(buf2, "1;%dr", tp_lines);
+		len = strlen(buf2);
+		if (strncmp(buf2, sp + csi, len) == 0)
+		    expansion = "RSR";
+	    }
+	    len += (size_t) csi;
+	}
+
+	/* now check for home-down */
+	if (!expansion
+	    && (csi = skip_csi(sp)) != 0) {
+	    (void) sprintf(buf2, "%d;1H", tp_lines);
+	    len = strlen(buf2);
+	    if (strncmp(buf2, sp + csi, len) == 0) {
+		expansion = "LL";
+	    } else {
+		(void) sprintf(buf2, "%dH", tp_lines);
+		len = strlen(buf2);
+		if (strncmp(buf2, sp + csi, len) == 0) {
+		    expansion = "LL";
+		}
+	    }
+	    len += (size_t) csi;
+	}
+
+	/* now look at the expansion we got, if any */
+	if (expansion) {
+	    printf("{%s}", expansion);
+	    sp += len - 1;
+	} else {
+	    /* couldn't match anything */
+	    buf2[0] = *sp;
+	    buf2[1] = '\0';
+	    fputs(TIC_EXPAND(buf2), stdout);
+	}
+    }
+    putchar('\n');
+}
+
+/***************************************************************************
+ *
+ * File comparison
+ *
+ ***************************************************************************/
+
+static void
+file_comparison(int argc, char *argv[])
+{
+#define MAXCOMPARE	2
+    /* someday we may allow comparisons on more files */
+    int filecount = 0;
+    ENTRY *heads[MAXCOMPARE];
+    ENTRY *qp, *rp;
+    int i, n;
+
+    memset(heads, 0, sizeof(heads));
+    dump_init((char *) 0, F_LITERAL, S_TERMINFO, 0, itrace, FALSE);
+
+    for (n = 0; n < argc && n < MAXCOMPARE; n++) {
+	if (freopen(argv[n], "r", stdin) == 0)
+	    _nc_err_abort("Can't open %s", argv[n]);
+
+	_nc_head = _nc_tail = 0;
+
+	/* parse entries out of the source file */
+	_nc_set_source(argv[n]);
+	_nc_read_entry_source(stdin, NULL, TRUE, literal, NULLHOOK);
+
+	if (itrace)
+	    (void) fprintf(stderr, "Resolving file %d...\n", n - 0);
+
+	/* maybe do use resolution */
+	if (!_nc_resolve_uses2(!limited, literal)) {
+	    (void) fprintf(stderr,
+			   "There are unresolved use entries in %s:\n",
+			   argv[n]);
+	    for_entry_list(qp) {
+		if (qp->nuses) {
+		    (void) fputs(qp->tterm.term_names, stderr);
+		    (void) fputc('\n', stderr);
+		}
+	    }
+	    ExitProgram(EXIT_FAILURE);
+	}
+
+	heads[filecount] = _nc_head;
+	filecount++;
+    }
+
+    /* OK, all entries are in core.  Ready to do the comparison */
+    if (itrace)
+	(void) fprintf(stderr, "Entries are now in core...\n");
+
+    /* The entry-matching loop. Sigh, this is intrinsically quadratic. */
+    for (qp = heads[0]; qp; qp = qp->next) {
+	for (rp = heads[1]; rp; rp = rp->next)
+	    if (_nc_entry_match(qp->tterm.term_names, rp->tterm.term_names)) {
+		if (qp->ncrosslinks < MAX_CROSSLINKS)
+		    qp->crosslinks[qp->ncrosslinks] = rp;
+		qp->ncrosslinks++;
+
+		if (rp->ncrosslinks < MAX_CROSSLINKS)
+		    rp->crosslinks[rp->ncrosslinks] = qp;
+		rp->ncrosslinks++;
+	    }
+    }
+
+    /* now we have two circular lists with crosslinks */
+    if (itrace)
+	(void) fprintf(stderr, "Name matches are done...\n");
+
+    for (qp = heads[0]; qp; qp = qp->next) {
+	if (qp->ncrosslinks > 1) {
+	    (void) fprintf(stderr,
+			   "%s in file 1 (%s) has %d matches in file 2 (%s):\n",
+			   _nc_first_name(qp->tterm.term_names),
+			   argv[0],
+			   qp->ncrosslinks,
+			   argv[1]);
+	    for (i = 0; i < qp->ncrosslinks; i++)
+		(void) fprintf(stderr,
+			       "\t%s\n",
+			       _nc_first_name((qp->crosslinks[i])->tterm.term_names));
+	}
+    }
+
+    for (rp = heads[1]; rp; rp = rp->next) {
+	if (rp->ncrosslinks > 1) {
+	    (void) fprintf(stderr,
+			   "%s in file 2 (%s) has %d matches in file 1 (%s):\n",
+			   _nc_first_name(rp->tterm.term_names),
+			   argv[1],
+			   rp->ncrosslinks,
+			   argv[0]);
+	    for (i = 0; i < rp->ncrosslinks; i++)
+		(void) fprintf(stderr,
+			       "\t%s\n",
+			       _nc_first_name((rp->crosslinks[i])->tterm.term_names));
+	}
+    }
+
+    (void) printf("In file 1 (%s) only:\n", argv[0]);
+    for (qp = heads[0]; qp; qp = qp->next)
+	if (qp->ncrosslinks == 0)
+	    (void) printf("\t%s\n",
+			  _nc_first_name(qp->tterm.term_names));
+
+    (void) printf("In file 2 (%s) only:\n", argv[1]);
+    for (rp = heads[1]; rp; rp = rp->next)
+	if (rp->ncrosslinks == 0)
+	    (void) printf("\t%s\n",
+			  _nc_first_name(rp->tterm.term_names));
+
+    (void) printf("The following entries are equivalent:\n");
+    for (qp = heads[0]; qp; qp = qp->next) {
+	rp = qp->crosslinks[0];
+
+	if (qp->ncrosslinks == 1) {
+	    rp = qp->crosslinks[0];
+
+	    repair_acsc(&qp->tterm);
+	    repair_acsc(&rp->tterm);
+#if NCURSES_XNAMES
+	    _nc_align_termtype(&qp->tterm, &rp->tterm);
+#endif
+	    if (entryeq(&qp->tterm, &rp->tterm) && useeq(qp, rp)) {
+		char name1[NAMESIZE], name2[NAMESIZE];
+
+		(void) canonical_name(qp->tterm.term_names, name1);
+		(void) canonical_name(rp->tterm.term_names, name2);
+
+		(void) printf("%s = %s\n", name1, name2);
+	    }
+	}
+    }
+
+    (void) printf("Differing entries:\n");
+    termcount = 2;
+    for (qp = heads[0]; qp; qp = qp->next) {
+
+	if (qp->ncrosslinks == 1) {
+	    rp = qp->crosslinks[0];
+#if NCURSES_XNAMES
+	    /* sorry - we have to do this on each pass */
+	    _nc_align_termtype(&qp->tterm, &rp->tterm);
+#endif
+	    if (!(entryeq(&qp->tterm, &rp->tterm) && useeq(qp, rp))) {
+		char name1[NAMESIZE], name2[NAMESIZE];
+
+		entries[0] = *qp;
+		entries[1] = *rp;
+
+		(void) canonical_name(qp->tterm.term_names, name1);
+		(void) canonical_name(rp->tterm.term_names, name2);
+
+		switch (compare) {
+		case C_DIFFERENCE:
+		    if (itrace)
+			(void) fprintf(stderr,
+				       "%s: dumping differences\n",
+				       _nc_progname);
+		    (void) printf("comparing %s to %s.\n", name1, name2);
+		    compare_entry(compare_predicate, &entries->tterm, quiet);
+		    break;
+
+		case C_COMMON:
+		    if (itrace)
+			(void) fprintf(stderr,
+				       "%s: dumping common capabilities\n",
+				       _nc_progname);
+		    (void) printf("comparing %s to %s.\n", name1, name2);
+		    compare_entry(compare_predicate, &entries->tterm, quiet);
+		    break;
+
+		case C_NAND:
+		    if (itrace)
+			(void) fprintf(stderr,
+				       "%s: dumping differences\n",
+				       _nc_progname);
+		    (void) printf("comparing %s to %s.\n", name1, name2);
+		    compare_entry(compare_predicate, &entries->tterm, quiet);
+		    break;
+
+		}
+	    }
+	}
+    }
+}
+
+static void
+usage(void)
+{
+    static const char *tbl[] =
+    {
+	"Usage: infocmp [options] [-A directory] [-B directory] [termname...]"
+	,""
+	,"Options:"
+	,"  -1    print single-column"
+	,"  -C    use termcap-names"
+	,"  -F    compare terminfo-files"
+	,"  -I    use terminfo-names"
+	,"  -L    use long names"
+	,"  -R subset (see manpage)"
+	,"  -T    eliminate size limits (test)"
+	,"  -U    eliminate post-processing of entries"
+	,"  -V    print version"
+#if NCURSES_XNAMES
+	,"  -a    with -F, list commented-out caps"
+#endif
+	,"  -c    list common capabilities"
+	,"  -d    list different capabilities"
+	,"  -e    format output for C initializer"
+	,"  -E    format output as C tables"
+	,"  -f    with -1, format complex strings"
+	,"  -G    format %{number} to %'char'"
+	,"  -g    format %'char' to %{number}"
+	,"  -i    analyze initialization/reset"
+	,"  -l    output terminfo names"
+	,"  -n    list capabilities in neither"
+	,"  -p    ignore padding specifiers"
+	,"  -q    brief listing, removes headers"
+	,"  -r    with -C, output in termcap form"
+	,"  -r    with -F, resolve use-references"
+	,"  -s [d|i|l|c] sort fields"
+#if NCURSES_XNAMES
+	,"  -t    suppress commented-out capabilities"
+#endif
+	,"  -u    produce source with 'use='"
+	,"  -v number  (verbose)"
+	,"  -w number  (width)"
+#if NCURSES_XNAMES
+	,"  -x    treat unknown capabilities as user-defined"
+#endif
+    };
+    const size_t first = 3;
+    const size_t last = SIZEOF(tbl);
+    const size_t left = (last - first + 1) / 2 + first;
+    size_t n;
+
+    for (n = 0; n < left; n++) {
+	size_t m = (n < first) ? last : n + left - first;
+	if (m < last)
+	    fprintf(stderr, "%-40.40s%s\n", tbl[n], tbl[m]);
+	else
+	    fprintf(stderr, "%s\n", tbl[n]);
+    }
+    ExitProgram(EXIT_FAILURE);
+}
+
+static char *
+any_initializer(const char *fmt, const char *type)
+{
+    static char *initializer;
+    char *s;
+
+    if (initializer == 0)
+	initializer = (char *) malloc(strlen(entries->tterm.term_names) +
+				      strlen(type) + strlen(fmt));
+
+    (void) strcpy(initializer, entries->tterm.term_names);
+    for (s = initializer; *s != 0 && *s != '|'; s++) {
+	if (!isalnum(UChar(*s)))
+	    *s = '_';
+    }
+    *s = 0;
+    (void) sprintf(s, fmt, type);
+    return initializer;
+}
+
+static char *
+name_initializer(const char *type)
+{
+    return any_initializer("_%s_data", type);
+}
+
+static char *
+string_variable(const char *type)
+{
+    return any_initializer("_s_%s", type);
+}
+
+/* dump C initializers for the terminal type */
+static void
+dump_initializers(TERMTYPE *term)
+{
+    unsigned n;
+    const char *str = 0;
+
+    printf("\nstatic char %s[] = \"%s\";\n\n",
+	   name_initializer("alias"), entries->tterm.term_names);
+
+    for_each_string(n, term) {
+	char buf[MAX_STRING], *sp, *tp;
+
+	if (VALID_STRING(term->Strings[n])) {
+	    tp = buf;
+	    *tp++ = '"';
+	    for (sp = term->Strings[n];
+		 *sp != 0 && (tp - buf) < MAX_STRING - 6;
+		 sp++) {
+		if (isascii(UChar(*sp))
+		    && isprint(UChar(*sp))
+		    && *sp != '\\'
+		    && *sp != '"')
+		    *tp++ = *sp;
+		else {
+		    (void) sprintf(tp, "\\%03o", UChar(*sp));
+		    tp += 4;
+		}
+	    }
+	    *tp++ = '"';
+	    *tp = '\0';
+	    (void) printf("static char %-20s[] = %s;\n",
+			  string_variable(ExtStrname(term, n, strnames)), buf);
+	}
+    }
+    printf("\n");
+
+    (void) printf("static char %s[] = %s\n", name_initializer("bool"), L_CURL);
+
+    for_each_boolean(n, term) {
+	switch ((int) (term->Booleans[n])) {
+	case TRUE:
+	    str = "TRUE";
+	    break;
+
+	case FALSE:
+	    str = "FALSE";
+	    break;
+
+	case ABSENT_BOOLEAN:
+	    str = "ABSENT_BOOLEAN";
+	    break;
+
+	case CANCELLED_BOOLEAN:
+	    str = "CANCELLED_BOOLEAN";
+	    break;
+	}
+	(void) printf("\t/* %3u: %-8s */\t%s,\n",
+		      n, ExtBoolname(term, n, boolnames), str);
+    }
+    (void) printf("%s;\n", R_CURL);
+
+    (void) printf("static short %s[] = %s\n", name_initializer("number"), L_CURL);
+
+    for_each_number(n, term) {
+	char buf[BUFSIZ];
+	switch (term->Numbers[n]) {
+	case ABSENT_NUMERIC:
+	    str = "ABSENT_NUMERIC";
+	    break;
+	case CANCELLED_NUMERIC:
+	    str = "CANCELLED_NUMERIC";
+	    break;
+	default:
+	    sprintf(buf, "%d", term->Numbers[n]);
+	    str = buf;
+	    break;
+	}
+	(void) printf("\t/* %3u: %-8s */\t%s,\n", n,
+		      ExtNumname(term, n, numnames), str);
+    }
+    (void) printf("%s;\n", R_CURL);
+
+    (void) printf("static char * %s[] = %s\n", name_initializer("string"), L_CURL);
+
+    for_each_string(n, term) {
+
+	if (term->Strings[n] == ABSENT_STRING)
+	    str = "ABSENT_STRING";
+	else if (term->Strings[n] == CANCELLED_STRING)
+	    str = "CANCELLED_STRING";
+	else {
+	    str = string_variable(ExtStrname(term, n, strnames));
+	}
+	(void) printf("\t/* %3u: %-8s */\t%s,\n", n,
+		      ExtStrname(term, n, strnames), str);
+    }
+    (void) printf("%s;\n", R_CURL);
+
+#if NCURSES_XNAMES
+    if ((NUM_BOOLEANS(term) != BOOLCOUNT)
+	|| (NUM_NUMBERS(term) != NUMCOUNT)
+	|| (NUM_STRINGS(term) != STRCOUNT)) {
+	(void) printf("static char * %s[] = %s\n",
+		      name_initializer("string_ext"), L_CURL);
+	for (n = BOOLCOUNT; n < NUM_BOOLEANS(term); ++n) {
+	    (void) printf("\t/* %3u: bool */\t\"%s\",\n",
+			  n, ExtBoolname(term, n, boolnames));
+	}
+	for (n = NUMCOUNT; n < NUM_NUMBERS(term); ++n) {
+	    (void) printf("\t/* %3u: num */\t\"%s\",\n",
+			  n, ExtNumname(term, n, numnames));
+	}
+	for (n = STRCOUNT; n < NUM_STRINGS(term); ++n) {
+	    (void) printf("\t/* %3u: str */\t\"%s\",\n",
+			  n, ExtStrname(term, n, strnames));
+	}
+	(void) printf("%s;\n", R_CURL);
+    }
+#endif
+}
+
+/* dump C initializers for the terminal type */
+static void
+dump_termtype(TERMTYPE *term)
+{
+    (void) printf("\t%s\n\t\t%s,\n", L_CURL, name_initializer("alias"));
+    (void) printf("\t\t(char *)0,\t/* pointer to string table */\n");
+
+    (void) printf("\t\t%s,\n", name_initializer("bool"));
+    (void) printf("\t\t%s,\n", name_initializer("number"));
+
+    (void) printf("\t\t%s,\n", name_initializer("string"));
+
+#if NCURSES_XNAMES
+    (void) printf("#if NCURSES_XNAMES\n");
+    (void) printf("\t\t(char *)0,\t/* pointer to extended string table */\n");
+    (void) printf("\t\t%s,\t/* ...corresponding names */\n",
+		  ((NUM_BOOLEANS(term) != BOOLCOUNT)
+		   || (NUM_NUMBERS(term) != NUMCOUNT)
+		   || (NUM_STRINGS(term) != STRCOUNT))
+		  ? name_initializer("string_ext")
+		  : "(char **)0");
+
+    (void) printf("\t\t%d,\t\t/* count total Booleans */\n", NUM_BOOLEANS(term));
+    (void) printf("\t\t%d,\t\t/* count total Numbers */\n", NUM_NUMBERS(term));
+    (void) printf("\t\t%d,\t\t/* count total Strings */\n", NUM_STRINGS(term));
+
+    (void) printf("\t\t%d,\t\t/* count extensions to Booleans */\n",
+		  NUM_BOOLEANS(term) - BOOLCOUNT);
+    (void) printf("\t\t%d,\t\t/* count extensions to Numbers */\n",
+		  NUM_NUMBERS(term) - NUMCOUNT);
+    (void) printf("\t\t%d,\t\t/* count extensions to Strings */\n",
+		  NUM_STRINGS(term) - STRCOUNT);
+
+    (void) printf("#endif /* NCURSES_XNAMES */\n");
+#else
+    (void) term;
+#endif /* NCURSES_XNAMES */
+    (void) printf("\t%s\n", R_CURL);
+}
+
+static int
+optarg_to_number(void)
+{
+    char *temp = 0;
+    long value = strtol(optarg, &temp, 0);
+
+    if (temp == 0 || temp == optarg || *temp != 0) {
+	fprintf(stderr, "Expected a number, not \"%s\"\n", optarg);
+	ExitProgram(EXIT_FAILURE);
+    }
+    return (int) value;
+}
+
+static char *
+terminal_env(void)
+{
+    char *terminal;
+
+    if ((terminal = getenv("TERM")) == 0) {
+	(void) fprintf(stderr,
+		       "%s: environment variable TERM not set\n",
+		       _nc_progname);
+	exit(EXIT_FAILURE);
+    }
+    return terminal;
+}
+
+/***************************************************************************
+ *
+ * Main sequence
+ *
+ ***************************************************************************/
+
+int
+main(int argc, char *argv[])
+{
+    /* Avoid "local data >32k" error with mwcc */
+    /* Also avoid overflowing smaller stacks on systems like AmigaOS */
+    path *tfile = 0;
+    char **tname = 0;
+    int maxterms;
+
+    char **myargv;
+
+    char *firstdir, *restdir;
+    int c, i, len;
+    bool formatted = FALSE;
+    bool filecompare = FALSE;
+    int initdump = 0;
+    bool init_analyze = FALSE;
+    bool suppress_untranslatable = FALSE;
+
+    /* where is the terminfo database location going to default to? */
+    restdir = firstdir = 0;
+
+#if NCURSES_XNAMES
+    use_extended_names(FALSE);
+#endif
+
+    _nc_progname = _nc_rootname(argv[0]);
+
+    /* make sure we have enough space to add two terminal entries */
+    myargv = typeCalloc(char *, (size_t) (argc + 3));
+    memcpy(myargv, argv, (sizeof(char *) * (size_t) argc));
+    argv = myargv;
+
+    while ((c = getopt(argc,
+		       argv,
+		       "1A:aB:CcdEeFfGgIiLlnpqR:rs:TtUuVv:w:x")) != -1) {
+	switch (c) {
+	case '1':
+	    mwidth = 0;
+	    break;
+
+	case 'A':
+	    firstdir = optarg;
+	    break;
+
+#if NCURSES_XNAMES
+	case 'a':
+	    _nc_disable_period = TRUE;
+	    use_extended_names(TRUE);
+	    break;
+#endif
+	case 'B':
+	    restdir = optarg;
+	    break;
+
+	case 'C':
+	    outform = F_TERMCAP;
+	    tversion = "BSD";
+	    if (sortmode == S_DEFAULT)
+		sortmode = S_TERMCAP;
+	    break;
+
+	case 'c':
+	    compare = C_COMMON;
+	    break;
+
+	case 'd':
+	    compare = C_DIFFERENCE;
+	    break;
+
+	case 'E':
+	    initdump |= 2;
+	    break;
+
+	case 'e':
+	    initdump |= 1;
+	    break;
+
+	case 'F':
+	    filecompare = TRUE;
+	    break;
+
+	case 'f':
+	    formatted = TRUE;
+	    break;
+
+	case 'G':
+	    numbers = 1;
+	    break;
+
+	case 'g':
+	    numbers = -1;
+	    break;
+
+	case 'I':
+	    outform = F_TERMINFO;
+	    if (sortmode == S_DEFAULT)
+		sortmode = S_VARIABLE;
+	    tversion = 0;
+	    break;
+
+	case 'i':
+	    init_analyze = TRUE;
+	    break;
+
+	case 'L':
+	    outform = F_VARIABLE;
+	    if (sortmode == S_DEFAULT)
+		sortmode = S_VARIABLE;
+	    break;
+
+	case 'l':
+	    outform = F_TERMINFO;
+	    break;
+
+	case 'n':
+	    compare = C_NAND;
+	    break;
+
+	case 'p':
+	    ignorepads = TRUE;
+	    break;
+
+	case 'q':
+	    quiet = TRUE;
+	    s_absent = "-";
+	    s_cancel = "@";
+	    bool_sep = ", ";
+	    break;
+
+	case 'R':
+	    tversion = optarg;
+	    break;
+
+	case 'r':
+	    tversion = 0;
+	    break;
+
+	case 's':
+	    if (*optarg == 'd')
+		sortmode = S_NOSORT;
+	    else if (*optarg == 'i')
+		sortmode = S_TERMINFO;
+	    else if (*optarg == 'l')
+		sortmode = S_VARIABLE;
+	    else if (*optarg == 'c')
+		sortmode = S_TERMCAP;
+	    else {
+		(void) fprintf(stderr,
+			       "%s: unknown sort mode\n",
+			       _nc_progname);
+		ExitProgram(EXIT_FAILURE);
+	    }
+	    break;
+
+	case 'T':
+	    limited = FALSE;
+	    break;
+
+#if NCURSES_XNAMES
+	case 't':
+	    _nc_disable_period = FALSE;
+	    suppress_untranslatable = TRUE;
+	    break;
+#endif
+
+	case 'U':
+	    literal = TRUE;
+	    break;
+
+	case 'u':
+	    compare = C_USEALL;
+	    break;
+
+	case 'V':
+	    puts(curses_version());
+	    ExitProgram(EXIT_SUCCESS);
+
+	case 'v':
+	    itrace = optarg_to_number();
+	    set_trace_level(itrace);
+	    break;
+
+	case 'w':
+	    mwidth = optarg_to_number();
+	    break;
+
+#if NCURSES_XNAMES
+	case 'x':
+	    use_extended_names(TRUE);
+	    break;
+#endif
+
+	default:
+	    usage();
+	}
+    }
+
+    maxterms = (argc + 2 - optind);
+    tfile = typeMalloc(path, maxterms);
+    tname = typeCalloc(char *, maxterms);
+    entries = typeCalloc(ENTRY, maxterms);
+
+    if (tfile == 0
+	|| tname == 0
+	|| entries == 0) {
+	fprintf(stderr, "%s: not enough memory\n", _nc_progname);
+	ExitProgram(EXIT_FAILURE);
+    }
+
+    /* by default, sort by terminfo name */
+    if (sortmode == S_DEFAULT)
+	sortmode = S_TERMINFO;
+
+    /* set up for display */
+    dump_init(tversion, outform, sortmode, mwidth, itrace, formatted);
+
+    /* make sure we have at least one terminal name to work with */
+    if (optind >= argc)
+	argv[argc++] = terminal_env();
+
+    /* if user is after a comparison, make sure we have two entries */
+    if (compare != C_DEFAULT && optind >= argc - 1)
+	argv[argc++] = terminal_env();
+
+    /* exactly two terminal names with no options means do -d */
+    if (argc - optind == 2 && compare == C_DEFAULT)
+	compare = C_DIFFERENCE;
+
+    if (!filecompare) {
+	/* grab the entries */
+	termcount = 0;
+	for (; optind < argc; optind++) {
+	    const char *directory = termcount ? restdir : firstdir;
+	    int status;
+
+	    tname[termcount] = argv[optind];
+
+	    if (directory) {
+#if USE_DATABASE
+#if MIXEDCASE_FILENAMES
+#define LEAF_FMT "%c"
+#else
+#define LEAF_FMT "%02x"
+#endif
+		(void) sprintf(tfile[termcount], "%s/" LEAF_FMT "/%s",
+			       directory,
+			       UChar(*argv[optind]), argv[optind]);
+		if (itrace)
+		    (void) fprintf(stderr,
+				   "%s: reading entry %s from file %s\n",
+				   _nc_progname,
+				   argv[optind], tfile[termcount]);
+
+		status = _nc_read_file_entry(tfile[termcount],
+					     &entries[termcount].tterm);
+#else
+		(void) fprintf(stderr, "%s: terminfo files not supported\n",
+			       _nc_progname);
+		ExitProgram(EXIT_FAILURE);
+#endif
+	    } else {
+		if (itrace)
+		    (void) fprintf(stderr,
+				   "%s: reading entry %s from database\n",
+				   _nc_progname,
+				   tname[termcount]);
+
+		status = _nc_read_entry(tname[termcount],
+					tfile[termcount],
+					&entries[termcount].tterm);
+		directory = TERMINFO;	/* for error message */
+	    }
+
+	    if (status <= 0) {
+		(void) fprintf(stderr,
+			       "%s: couldn't open terminfo file %s.\n",
+			       _nc_progname,
+			       tfile[termcount]);
+		ExitProgram(EXIT_FAILURE);
+	    }
+	    repair_acsc(&entries[termcount].tterm);
+	    termcount++;
+	}
+
+#if NCURSES_XNAMES
+	if (termcount > 1)
+	    _nc_align_termtype(&entries[0].tterm, &entries[1].tterm);
+#endif
+
+	/* dump as C initializer for the terminal type */
+	if (initdump) {
+	    if (initdump & 1)
+		dump_termtype(&entries[0].tterm);
+	    if (initdump & 2)
+		dump_initializers(&entries[0].tterm);
+	}
+
+	/* analyze the init strings */
+	else if (init_analyze) {
+#undef CUR
+#define CUR	entries[0].tterm.
+	    analyze_string("is1", init_1string, &entries[0].tterm);
+	    analyze_string("is2", init_2string, &entries[0].tterm);
+	    analyze_string("is3", init_3string, &entries[0].tterm);
+	    analyze_string("rs1", reset_1string, &entries[0].tterm);
+	    analyze_string("rs2", reset_2string, &entries[0].tterm);
+	    analyze_string("rs3", reset_3string, &entries[0].tterm);
+	    analyze_string("smcup", enter_ca_mode, &entries[0].tterm);
+	    analyze_string("rmcup", exit_ca_mode, &entries[0].tterm);
+#undef CUR
+	} else {
+
+	    /*
+	     * Here's where the real work gets done
+	     */
+	    switch (compare) {
+	    case C_DEFAULT:
+		if (itrace)
+		    (void) fprintf(stderr,
+				   "%s: about to dump %s\n",
+				   _nc_progname,
+				   tname[0]);
+		(void) printf("#\tReconstructed via infocmp from file: %s\n",
+			      tfile[0]);
+		dump_entry(&entries[0].tterm,
+			   suppress_untranslatable,
+			   limited,
+			   numbers,
+			   NULL);
+		len = show_entry();
+		if (itrace)
+		    (void) fprintf(stderr, "%s: length %d\n", _nc_progname, len);
+		break;
+
+	    case C_DIFFERENCE:
+		if (itrace)
+		    (void) fprintf(stderr, "%s: dumping differences\n", _nc_progname);
+		(void) printf("comparing %s to %s.\n", tname[0], tname[1]);
+		compare_entry(compare_predicate, &entries->tterm, quiet);
+		break;
+
+	    case C_COMMON:
+		if (itrace)
+		    (void) fprintf(stderr,
+				   "%s: dumping common capabilities\n",
+				   _nc_progname);
+		(void) printf("comparing %s to %s.\n", tname[0], tname[1]);
+		compare_entry(compare_predicate, &entries->tterm, quiet);
+		break;
+
+	    case C_NAND:
+		if (itrace)
+		    (void) fprintf(stderr,
+				   "%s: dumping differences\n",
+				   _nc_progname);
+		(void) printf("comparing %s to %s.\n", tname[0], tname[1]);
+		compare_entry(compare_predicate, &entries->tterm, quiet);
+		break;
+
+	    case C_USEALL:
+		if (itrace)
+		    (void) fprintf(stderr, "%s: dumping use entry\n", _nc_progname);
+		dump_entry(&entries[0].tterm,
+			   suppress_untranslatable,
+			   limited,
+			   numbers,
+			   use_predicate);
+		for (i = 1; i < termcount; i++)
+		    dump_uses(tname[i], !(outform == F_TERMCAP
+					  || outform == F_TCONVERR));
+		len = show_entry();
+		if (itrace)
+		    (void) fprintf(stderr, "%s: length %d\n", _nc_progname, len);
+		break;
+	    }
+	}
+    } else if (compare == C_USEALL)
+	(void) fprintf(stderr, "Sorry, -u doesn't work with -F\n");
+    else if (compare == C_DEFAULT)
+	(void) fprintf(stderr, "Use `tic -[CI] <file>' for this.\n");
+    else if (argc - optind != 2)
+	(void) fprintf(stderr,
+		       "File comparison needs exactly two file arguments.\n");
+    else
+	file_comparison(argc - optind, argv + optind);
+
+#if NO_LEAKS
+    free(myargv);
+    free(tfile);
+    free(tname);
+#endif
+    ExitProgram(EXIT_SUCCESS);
+}
+
+/* infocmp.c ends here */