]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - progs/infocmp.c
ncurses 5.9 - patch 20120218
[ncurses.git] / progs / infocmp.c
index ee422d2970d9f75b360b2fd0456461e0c0bf7e4e..7b52dded11c65a40776f9a0047673e75b63533e6 100644 (file)
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2010,2011 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            *
 /*
  *     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 1.79 2005/09/25 00:39:43 tom Exp $")
+MODULE_ID("$Id: infocmp.c,v 1.110 2011/12/17 23:59:50 tom Exp $")
 
 #define L_CURL "{"
 #define R_CURL "}"
 
-#define MAXTERMS       32      /* max # terminal arguments we can handle */
 #define MAX_STRING     1024    /* maximum formatted string */
 
 const char *_nc_progname = "infocmp";
@@ -60,8 +60,7 @@ typedef char path[PATH_MAX];
  *
  ***************************************************************************/
 
-static char *tname[MAXTERMS];  /* terminal type names */
-static ENTRY entries[MAXTERMS];        /* terminfo entries */
+static ENTRY *entries;         /* terminfo entries */
 static int termcount;          /* count of terminal entries */
 
 static bool limited = TRUE;    /* "-r" option is not set */
@@ -71,8 +70,9 @@ 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 unsigned itrace;                /* trace flag for debugging */
 static int mwidth = 60;
+static int mheight = 65535;
 static int numbers = 0;                /* format "%'char'" to/from "%{number}" */
 static int outform = F_TERMINFO;       /* output format */
 static int sortmode;           /* sort_mode */
@@ -96,7 +96,8 @@ ExitProgram(int code)
     while (termcount-- > 0)
        _nc_free_termtype(&entries[termcount].tterm);
     _nc_leaks_dump_entry();
-    _nc_free_and_exit(code);
+    free(entries);
+    _nc_free_tic(code);
 }
 #endif
 
@@ -221,7 +222,7 @@ static bool
 useeq(ENTRY * e1, ENTRY * e2)
 /* are the use references in two entries equivalent? */
 {
-    int i, j;
+    unsigned i, j;
 
     if (e1->nuses != e2->nuses)
        return (FALSE);
@@ -271,7 +272,7 @@ static void
 print_uses(ENTRY * ep, FILE *fp)
 /* print an entry's use references */
 {
-    int i;
+    unsigned i;
 
     if (!ep->nuses)
        fputs("NULL", fp);
@@ -555,12 +556,56 @@ skip_csi(const char *cap)
     return result;
 }
 
+static bool
+same_param(const char *table, const char *param, size_t 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 buf[MAX_TERMINFO_LENGTH];
     char buf2[MAX_TERMINFO_LENGTH];
-    const char *sp, *ep;
+    const char *sp;
     const assoc *ap;
     int tp_lines = tp->Numbers[2];
 
@@ -568,12 +613,13 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
        return;
     (void) printf("%s: ", name);
 
-    buf[0] = '\0';
     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++) {
@@ -614,14 +660,16 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
        if (!expansion) {
            csi = skip_csi(sp);
            for (ap = std_caps; ap->from; ap++) {
-               size_t adj = csi ? 2 : 0;
+               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 += csi;
+                   len += (size_t) csi;
                    break;
                }
            }
@@ -631,35 +679,16 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
        if (!expansion
            && (csi = skip_csi(sp)) != 0
            && (len = strspn(sp + csi, "0123456789;"))
-           && ((sp[csi + len] == 'h') || (sp[csi + len] == 'l'))) {
-           char buf3[MAX_TERMINFO_LENGTH];
+           && (len < sizeof(buf3))
+           && (next = (size_t) csi + len)
+           && ((sp[next] == 'h') || (sp[next] == 'l'))) {
 
-           (void) strcpy(buf2, (sp[csi + len] == 'h') ? "ECMA+" : "ECMA-");
+           (void) strcpy(buf2, (sp[next] == 'h') ? "ECMA+" : "ECMA-");
            (void) strncpy(buf3, sp + csi, len);
-           len += csi + 1;
            buf3[len] = '\0';
+           len += (size_t) csi + 1;
 
-           ep = strtok(buf3, ";");
-           do {
-               bool found = FALSE;
-
-               for (ap = std_modes; ap->from; ap++) {
-                   size_t tlen = strlen(ap->from);
-
-                   if (strncmp(ap->from, ep, tlen) == 0) {
-                       (void) strcat(buf2, ap->to);
-                       found = TRUE;
-                       break;
-                   }
-               }
-
-               if (!found)
-                   (void) strcat(buf2, ep);
-               (void) strcat(buf2, ";");
-           } while
-               ((ep = strtok((char *) 0, ";")));
-           buf2[strlen(buf2) - 1] = '\0';
-           expansion = buf2;
+           expansion = lookup_params(std_modes, buf2, buf3);
        }
 
        /* now check for private-mode sequences */
@@ -667,77 +696,38 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
            && (csi = skip_csi(sp)) != 0
            && sp[csi] == '?'
            && (len = strspn(sp + csi + 1, "0123456789;"))
-           && ((sp[csi + 1 + len] == 'h') || (sp[csi + 1 + len] == 'l'))) {
-           char buf3[MAX_TERMINFO_LENGTH];
+           && (len < sizeof(buf3))
+           && (next = (size_t) csi + 1 + len)
+           && ((sp[next] == 'h') || (sp[next] == 'l'))) {
 
-           (void) strcpy(buf2, (sp[csi + 1 + len] == 'h') ? "DEC+" : "DEC-");
+           (void) strcpy(buf2, (sp[next] == 'h') ? "DEC+" : "DEC-");
            (void) strncpy(buf3, sp + csi + 1, len);
-           len += csi + 2;
            buf3[len] = '\0';
+           len += (size_t) csi + 2;
 
-           ep = strtok(buf3, ";");
-           do {
-               bool found = FALSE;
-
-               for (ap = private_modes; ap->from; ap++) {
-                   size_t tlen = strlen(ap->from);
-
-                   if (strncmp(ap->from, ep, tlen) == 0) {
-                       (void) strcat(buf2, ap->to);
-                       found = TRUE;
-                       break;
-                   }
-               }
-
-               if (!found)
-                   (void) strcat(buf2, ep);
-               (void) strcat(buf2, ";");
-           } while
-               ((ep = strtok((char *) 0, ";")));
-           buf2[strlen(buf2) - 1] = '\0';
-           expansion = buf2;
+           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
-           && sp[csi + len] == 'm') {
-           char buf3[MAX_TERMINFO_LENGTH];
+           && (len < sizeof(buf3))
+           && (next = (size_t) csi + len)
+           && sp[next] == 'm') {
 
            (void) strcpy(buf2, "SGR:");
            (void) strncpy(buf3, sp + csi, len);
-           len += csi + 1;
            buf3[len] = '\0';
+           len += (size_t) csi + 1;
 
-           ep = strtok(buf3, ";");
-           do {
-               bool found = FALSE;
-
-               for (ap = ecma_highlights; ap->from; ap++) {
-                   size_t tlen = strlen(ap->from);
-
-                   if (strncmp(ap->from, ep, tlen) == 0) {
-                       (void) strcat(buf2, ap->to);
-                       found = TRUE;
-                       break;
-                   }
-               }
-
-               if (!found)
-                   (void) strcat(buf2, ep);
-               (void) strcat(buf2, ";");
-           } while
-               ((ep = strtok((char *) 0, ";")));
-
-           buf2[strlen(buf2) - 1] = '\0';
-           expansion = buf2;
+           expansion = lookup_params(ecma_highlights, buf2, buf3);
        }
 
        if (!expansion
            && (csi = skip_csi(sp)) != 0
            && sp[csi] == 'm') {
-           len = csi + 1;
+           len = (size_t) csi + 1;
            (void) strcpy(buf2, "SGR:");
            strcat(buf2, ecma_highlights[0].to);
            expansion = buf2;
@@ -755,7 +745,7 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
                if (strncmp(buf2, sp + csi, len) == 0)
                    expansion = "RSR";
            }
-           len += csi;
+           len += (size_t) csi;
        }
 
        /* now check for home-down */
@@ -772,22 +762,21 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp)
                    expansion = "LL";
                }
            }
-           len += csi;
+           len += (size_t) csi;
        }
 
        /* now look at the expansion we got, if any */
        if (expansion) {
-           (void) sprintf(buf + strlen(buf), "{%s}", expansion);
+           printf("{%s}", expansion);
            sp += len - 1;
-           continue;
        } else {
            /* couldn't match anything */
            buf2[0] = *sp;
            buf2[1] = '\0';
-           (void) strcat(buf, TIC_EXPAND(buf2));
+           fputs(TIC_EXPAND(buf2), stdout);
        }
     }
-    (void) printf("%s\n", buf);
+    putchar('\n');
 }
 
 /***************************************************************************
@@ -806,7 +795,8 @@ file_comparison(int argc, char *argv[])
     ENTRY *qp, *rp;
     int i, n;
 
-    dump_init((char *) 0, F_LITERAL, S_TERMINFO, 0, itrace, FALSE);
+    memset(heads, 0, sizeof(heads));
+    dump_init((char *) 0, F_LITERAL, S_TERMINFO, 0, 65535, itrace, FALSE);
 
     for (n = 0; n < argc && n < MAXCOMPARE; n++) {
        if (freopen(argv[n], "r", stdin) == 0)
@@ -905,8 +895,6 @@ file_comparison(int argc, char *argv[])
 
     (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];
 
@@ -949,7 +937,8 @@ file_comparison(int argc, char *argv[])
                case C_DIFFERENCE:
                    if (itrace)
                        (void) fprintf(stderr,
-                                      "infocmp: dumping differences\n");
+                                      "%s: dumping differences\n",
+                                      _nc_progname);
                    (void) printf("comparing %s to %s.\n", name1, name2);
                    compare_entry(compare_predicate, &entries->tterm, quiet);
                    break;
@@ -957,7 +946,8 @@ file_comparison(int argc, char *argv[])
                case C_COMMON:
                    if (itrace)
                        (void) fprintf(stderr,
-                                      "infocmp: dumping common capabilities\n");
+                                      "%s: dumping common capabilities\n",
+                                      _nc_progname);
                    (void) printf("comparing %s to %s.\n", name1, name2);
                    compare_entry(compare_predicate, &entries->tterm, quiet);
                    break;
@@ -965,7 +955,8 @@ file_comparison(int argc, char *argv[])
                case C_NAND:
                    if (itrace)
                        (void) fprintf(stderr,
-                                      "infocmp: dumping differences\n");
+                                      "%s: dumping differences\n",
+                                      _nc_progname);
                    (void) printf("comparing %s to %s.\n", name1, name2);
                    compare_entry(compare_predicate, &entries->tterm, quiet);
                    break;
@@ -984,7 +975,9 @@ usage(void)
        "Usage: infocmp [options] [-A directory] [-B directory] [termname...]"
        ,""
        ,"Options:"
+       ,"  -0    print single-row"
        ,"  -1    print single-column"
+       ,"  -K    use termcap-names and BSD syntax"
        ,"  -C    use termcap-names"
        ,"  -F    compare terminfo-files"
        ,"  -I    use terminfo-names"
@@ -1073,7 +1066,6 @@ static void
 dump_initializers(TERMTYPE *term)
 {
     unsigned n;
-    int size;
     const char *str = 0;
 
     printf("\nstatic char %s[] = \"%s\";\n\n",
@@ -1100,9 +1092,9 @@ dump_initializers(TERMTYPE *term)
            }
            *tp++ = '"';
            *tp = '\0';
-           size += (strlen(term->Strings[n]) + 1);
            (void) printf("static char %-20s[] = %s;\n",
-                         string_variable(ExtStrname(term, n, strnames)), buf);
+                         string_variable(ExtStrname(term, (int) n, strnames)),
+                         buf);
        }
     }
     printf("\n");
@@ -1128,7 +1120,7 @@ dump_initializers(TERMTYPE *term)
            break;
        }
        (void) printf("\t/* %3u: %-8s */\t%s,\n",
-                     n, ExtBoolname(term, n, boolnames), str);
+                     n, ExtBoolname(term, (int) n, boolnames), str);
     }
     (void) printf("%s;\n", R_CURL);
 
@@ -1149,14 +1141,10 @@ dump_initializers(TERMTYPE *term)
            break;
        }
        (void) printf("\t/* %3u: %-8s */\t%s,\n", n,
-                     ExtNumname(term, n, numnames), str);
+                     ExtNumname(term, (int) n, numnames), str);
     }
     (void) printf("%s;\n", R_CURL);
 
-    size = (sizeof(TERMTYPE)
-           + (NUM_BOOLEANS(term) * sizeof(term->Booleans[0]))
-           + (NUM_NUMBERS(term) * sizeof(term->Numbers[0])));
-
     (void) printf("static char * %s[] = %s\n", name_initializer("string"), L_CURL);
 
     for_each_string(n, term) {
@@ -1166,10 +1154,10 @@ dump_initializers(TERMTYPE *term)
        else if (term->Strings[n] == CANCELLED_STRING)
            str = "CANCELLED_STRING";
        else {
-           str = string_variable(ExtStrname(term, n, strnames));
+           str = string_variable(ExtStrname(term, (int) n, strnames));
        }
        (void) printf("\t/* %3u: %-8s */\t%s,\n", n,
-                     ExtStrname(term, n, strnames), str);
+                     ExtStrname(term, (int) n, strnames), str);
     }
     (void) printf("%s;\n", R_CURL);
 
@@ -1181,15 +1169,15 @@ dump_initializers(TERMTYPE *term)
                      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));
+                         n, ExtBoolname(term, (int) n, boolnames));
        }
        for (n = NUMCOUNT; n < NUM_NUMBERS(term); ++n) {
            (void) printf("\t/* %3u: num */\t\"%s\",\n",
-                         n, ExtNumname(term, n, numnames));
+                         n, ExtNumname(term, (int) n, numnames));
        }
        for (n = STRCOUNT; n < NUM_STRINGS(term); ++n) {
            (void) printf("\t/* %3u: str */\t\"%s\",\n",
-                         n, ExtStrname(term, n, strnames));
+                         n, ExtStrname(term, (int) n, strnames));
        }
        (void) printf("%s;\n", R_CURL);
     }
@@ -1230,6 +1218,8 @@ dump_termtype(TERMTYPE *term)
                  NUM_STRINGS(term) - STRCOUNT);
 
     (void) printf("#endif /* NCURSES_XNAMES */\n");
+#else
+    (void) term;
 #endif /* NCURSES_XNAMES */
     (void) printf("\t%s\n", R_CURL);
 }
@@ -1254,25 +1244,57 @@ terminal_env(void)
 
     if ((terminal = getenv("TERM")) == 0) {
        (void) fprintf(stderr,
-                      "infocmp: environment variable TERM not set\n");
+                      "%s: environment variable TERM not set\n",
+                      _nc_progname);
        exit(EXIT_FAILURE);
     }
     return terminal;
 }
 
+/*
+ * Show the databases that infocmp knows about.  The location to which it writes is
+ */
+static void
+show_databases(void)
+{
+    DBDIRS state;
+    int offset;
+    const char *path2;
+
+    _nc_first_db(&state, &offset);
+    while ((path2 = _nc_next_db(&state, &offset)) != 0) {
+       printf("%s\n", path2);
+    }
+    _nc_last_db();
+}
+
 /***************************************************************************
  *
  * Main sequence
  *
  ***************************************************************************/
 
+#if NO_LEAKS
+#define MAIN_LEAKS() \
+    free(myargv); \
+    free(tfile); \
+    free(tname)
+#else
+#define MAIN_LEAKS()           /* nothing */
+#endif
+
 int
 main(int argc, char *argv[])
 {
-    char *firstdir, *restdir;
     /* Avoid "local data >32k" error with mwcc */
     /* Also avoid overflowing smaller stacks on systems like AmigaOS */
-    path *tfile = (path *) malloc(sizeof(path) * MAXTERMS);
+    path *tfile = 0;
+    char **tname = 0;
+    size_t maxterms;
+
+    char **myargv;
+
+    char *firstdir, *restdir;
     int c, i, len;
     bool formatted = FALSE;
     bool filecompare = FALSE;
@@ -1286,11 +1308,24 @@ main(int argc, char *argv[])
 #if NCURSES_XNAMES
     use_extended_names(FALSE);
 #endif
+    _nc_strict_bsd = 0;
+
+    _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")) != EOF)
+                      "01A:aB:CcDdEeFfGgIiKLlnpqR:rs:TtUuVv:w:x")) != -1) {
        switch (c) {
+       case '0':
+           mwidth = 65535;
+           mheight = 1;
+           break;
+
        case '1':
            mwidth = 0;
            break;
@@ -1309,6 +1344,9 @@ main(int argc, char *argv[])
            restdir = optarg;
            break;
 
+       case 'K':
+           _nc_strict_bsd = 1;
+           /* FALLTHRU */
        case 'C':
            outform = F_TERMCAP;
            tversion = "BSD";
@@ -1316,6 +1354,11 @@ main(int argc, char *argv[])
                sortmode = S_TERMCAP;
            break;
 
+       case 'D':
+           show_databases();
+           ExitProgram(EXIT_SUCCESS);
+           break;
+
        case 'c':
            compare = C_COMMON;
            break;
@@ -1390,7 +1433,6 @@ main(int argc, char *argv[])
 
        case 'r':
            tversion = 0;
-           limited = FALSE;
            break;
 
        case 's':
@@ -1404,8 +1446,9 @@ main(int argc, char *argv[])
                sortmode = S_TERMCAP;
            else {
                (void) fprintf(stderr,
-                              "infocmp: unknown sort mode\n");
-               return EXIT_FAILURE;
+                              "%s: unknown sort mode\n",
+                              _nc_progname);
+               ExitProgram(EXIT_FAILURE);
            }
            break;
 
@@ -1433,7 +1476,7 @@ main(int argc, char *argv[])
            ExitProgram(EXIT_SUCCESS);
 
        case 'v':
-           itrace = optarg_to_number();
+           itrace = (unsigned) optarg_to_number();
            set_trace_level(itrace);
            break;
 
@@ -1450,13 +1493,26 @@ main(int argc, char *argv[])
        default:
            usage();
        }
+    }
+
+    maxterms = (size_t) (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);
+    dump_init(tversion, outform, sortmode, mwidth, mheight, itrace, formatted);
 
     /* make sure we have at least one terminal name to work with */
     if (optind >= argc)
@@ -1474,48 +1530,57 @@ main(int argc, char *argv[])
        /* grab the entries */
        termcount = 0;
        for (; optind < argc; optind++) {
-           if (termcount >= MAXTERMS) {
-               (void) fprintf(stderr,
-                              "infocmp: too many terminal type arguments\n");
-               return EXIT_FAILURE;
-           } else {
-               const char *directory = termcount ? restdir : firstdir;
-               int status;
+           const char *directory = termcount ? restdir : firstdir;
+           int status;
 
-               tname[termcount] = argv[optind];
+           tname[termcount] = argv[optind];
 
-               if (directory) {
-                   (void) sprintf(tfile[termcount], "%s/%c/%s",
-                                  directory,
-                                  *argv[optind], argv[optind]);
-                   if (itrace)
-                       (void) fprintf(stderr,
-                                      "infocmp: reading entry %s from file %s\n",
-                                      argv[optind], tfile[termcount]);
-
-                   status = _nc_read_file_entry(tfile[termcount],
-                                                &entries[termcount].tterm);
-               } else {
-                   if (itrace)
-                       (void) fprintf(stderr,
-                                      "infocmp: reading entry %s from system directories %s\n",
-                                      argv[optind], tname[termcount]);
+           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);
+               MAIN_LEAKS();
+               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 */
-               }
+               status = _nc_read_entry(tname[termcount],
+                                       tfile[termcount],
+                                       &entries[termcount].tterm);
+           }
 
-               if (status <= 0) {
-                   (void) fprintf(stderr,
-                                  "infocmp: couldn't open terminfo file %s.\n",
-                                  tfile[termcount]);
-                   return EXIT_FAILURE;
-               }
-               repair_acsc(&entries[termcount].tterm);
-               termcount++;
+           if (status <= 0) {
+               (void) fprintf(stderr,
+                              "%s: couldn't open terminfo file %s.\n",
+                              _nc_progname,
+                              tfile[termcount]);
+               MAIN_LEAKS();
+               ExitProgram(EXIT_FAILURE);
            }
+           repair_acsc(&entries[termcount].tterm);
+           termcount++;
        }
 
 #if NCURSES_XNAMES
@@ -1529,11 +1594,10 @@ main(int argc, char *argv[])
                dump_termtype(&entries[0].tterm);
            if (initdump & 2)
                dump_initializers(&entries[0].tterm);
-           ExitProgram(EXIT_SUCCESS);
        }
 
        /* analyze the init strings */
-       if (init_analyze) {
+       else if (init_analyze) {
 #undef CUR
 #define CUR    entries[0].tterm.
            analyze_string("is1", init_1string, &entries[0].tterm);
@@ -1545,70 +1609,71 @@ main(int argc, char *argv[])
            analyze_string("smcup", enter_ca_mode, &entries[0].tterm);
            analyze_string("rmcup", exit_ca_mode, &entries[0].tterm);
 #undef CUR
-           ExitProgram(EXIT_SUCCESS);
-       }
+       } else {
 
-       /*
-        * Here's where the real work gets done
-        */
-       switch (compare) {
-       case C_DEFAULT:
-           if (itrace)
-               (void) fprintf(stderr,
-                              "infocmp: about to dump %s\n",
-                              tname[0]);
-           (void) printf("#\tReconstructed via infocmp from file: %s\n",
-                         tfile[0]);
-           len = dump_entry(&entries[0].tterm,
-                            suppress_untranslatable,
-                            limited,
-                            0,
-                            numbers,
-                            NULL);
-           putchar('\n');
-           if (itrace)
-               (void) fprintf(stderr, "infocmp: length %d\n", len);
-           break;
+           /*
+            * 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, "infocmp: dumping differences\n");
-           (void) printf("comparing %s to %s.\n", tname[0], tname[1]);
-           compare_entry(compare_predicate, &entries->tterm, quiet);
-           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,
-                              "infocmp: dumping common capabilities\n");
-           (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,
-                              "infocmp: dumping differences\n");
-           (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, "infocmp: dumping use entry\n");
-           len = dump_entry(&entries[0].tterm,
-                            suppress_untranslatable,
-                            limited,
-                            0,
-                            numbers,
-                            use_predicate);
-           for (i = 1; i < termcount; i++)
-               len += dump_uses(tname[i], !(outform == F_TERMCAP
-                                            || outform == F_TCONVERR));
-           putchar('\n');
-           if (itrace)
-               (void) fprintf(stderr, "infocmp: length %d\n", len);
-           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");
@@ -1620,6 +1685,7 @@ main(int argc, char *argv[])
     else
        file_comparison(argc - optind, argv + optind);
 
+    MAIN_LEAKS();
     ExitProgram(EXIT_SUCCESS);
 }