]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - progs/tic.c
ncurses 6.0 - patch 20170204
[ncurses.git] / progs / tic.c
index cd1efb2bd6b1f02ffe52845c108858792f1c07f5..ee60e7bc4158930ca2f928ed9ea229b59206b59b 100644 (file)
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2014,2015 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2015,2016 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            *
@@ -48,7 +48,7 @@
 #include <parametrized.h>
 #include <transform.h>
 
-MODULE_ID("$Id: tic.c,v 1.216 2015/09/05 19:22:49 tom Exp $")
+MODULE_ID("$Id: tic.c,v 1.230 2016/12/31 12:24:00 tom Exp $")
 
 #define STDIN_NAME "<stdin>"
 
@@ -170,6 +170,7 @@ usage(void)
 #endif
        DATA("  -U         suppress post-processing of entries")
        DATA("  -V         print version")
+       DATA("  -W         wrap long strings according to -w[n] option")
        DATA("  -v[n]      set verbosity level")
        DATA("  -w[n]      set format width for translation output")
 #if NCURSES_XNAMES
@@ -700,6 +701,7 @@ main(int argc, char *argv[])
     bool suppress_untranslatable = FALSE;
     int quickdump = 0;
     bool quiet = FALSE;
+    bool wrap_strings = FALSE;
 
     log_fp = stderr;
 
@@ -725,7 +727,7 @@ main(int argc, char *argv[])
      * be optional.
      */
     while ((this_opt = getopt(argc, argv,
-                             "0123456789CDIKLNQR:TUVace:fGgo:qrstvwx")) != -1) {
+                             "0123456789CDIKLNQR:TUVWace:fGgo:qrstvwx")) != -1) {
        if (isdigit(this_opt)) {
            switch (last_opt) {
            case 'Q':
@@ -801,6 +803,9 @@ main(int argc, char *argv[])
        case 'V':
            puts(curses_version());
            ExitProgram(EXIT_SUCCESS);
+       case 'W':
+           wrap_strings = TRUE;
+           break;
        case 'c':
            check_only = TRUE;
            break;
@@ -929,15 +934,18 @@ main(int argc, char *argv[])
 
     if (infodump || check_only) {
        dump_init(tversion,
-                 smart_defaults
-                 ? outform
-                 : F_LITERAL,
-                 sortmode, width, height, debug_level, formatted ||
-                 check_only, check_only, quickdump);
+                 (smart_defaults
+                  ? outform
+                  : F_LITERAL),
+                 sortmode,
+                 wrap_strings, width, height,
+                 debug_level, formatted || check_only, check_only, quickdump);
     } else if (capdump) {
        dump_init(tversion,
                  outform,
-                 sortmode, width, height, debug_level, FALSE, FALSE, FALSE);
+                 sortmode,
+                 wrap_strings, width, height,
+                 debug_level, FALSE, FALSE, FALSE);
     }
 
     /* parse entries out of the source file */
@@ -1164,6 +1172,19 @@ check_colors(TERMTYPE *tp)
     }
 }
 
+static int
+csi_length(const char *value)
+{
+    int result = 0;
+
+    if (value[0] == '\033' && value[1] == '[') {
+       result = 2;
+    } else if (UChar(value[0]) == 0x9a) {
+       result = 1;
+    }
+    return result;
+}
+
 static char
 keypad_final(const char *string)
 {
@@ -1206,7 +1227,6 @@ check_ansi_cursor(char *list[4])
 {
     int j, k;
     int want;
-    size_t prefix = 0;
     size_t suffix;
     bool skip[4];
     bool repeated = FALSE;
@@ -1224,16 +1244,8 @@ check_ansi_cursor(char *list[4])
     }
     if (!repeated) {
        char *up = list[1];
+       size_t prefix = (size_t) csi_length(up);
 
-       if (UChar(up[0]) == '\033') {
-           if (up[1] == '[') {
-               prefix = 2;
-           } else {
-               prefix = 1;
-           }
-       } else if (UChar(up[0]) == UChar('\233')) {
-           prefix = 1;
-       }
        if (prefix) {
            suffix = prefix;
            while (up[suffix] && isdigit(UChar(up[suffix])))
@@ -1761,6 +1773,158 @@ check_params(TERMTYPE *tp, const char *name, char *value)
     }
 }
 
+static bool
+line_capability(const char *name)
+{
+    bool result = FALSE;
+    static const char *table[] =
+    {
+       "csr",                  /* change_scroll_region          */
+       "clear",                /* clear_screen                  */
+       "ed",                   /* clr_eos                       */
+       "cwin",                 /* create_window                 */
+       "cup",                  /* cursor_address                */
+       "cud1",                 /* cursor_down                   */
+       "home",                 /* cursor_home                   */
+       "mrcup",                /* cursor_mem_address            */
+       "ll",                   /* cursor_to_ll                  */
+       "cuu1",                 /* cursor_up                     */
+       "dl1",                  /* delete_line                   */
+       "hd",                   /* down_half_line                */
+       "flash",                /* flash_screen                  */
+       "ff",                   /* form_feed                     */
+       "il1",                  /* insert_line                   */
+       "nel",                  /* newline                       */
+       "dl",                   /* parm_delete_line              */
+       "cud",                  /* parm_down_cursor              */
+       "indn",                 /* parm_index                    */
+       "il",                   /* parm_insert_line              */
+       "rin",                  /* parm_rindex                   */
+       "cuu",                  /* parm_up_cursor                */
+       "mc0",                  /* print_screen                  */
+       "vpa",                  /* row_address                   */
+       "ind",                  /* scroll_forward                */
+       "ri",                   /* scroll_reverse                */
+       "hu",                   /* up_half_line                  */
+    };
+    size_t n;
+    for (n = 0; n < SIZEOF(table); ++n) {
+       if (!strcmp(name, table[n])) {
+           result = TRUE;
+           break;
+       }
+    }
+    return result;
+}
+
+/*
+ * Check for DEC VT100 private mode for reverse video.
+ */
+static const char *
+skip_DECSCNM(const char *value, int *flag)
+{
+    *flag = -1;
+    if (value != 0) {
+       int skip = csi_length(value);
+       if (skip > 0 &&
+           value[skip++] == '?' &&
+           value[skip++] == '5') {
+           if (value[skip] == 'h') {
+               *flag = 1;
+           } else if (value[skip] == 'l') {
+               *flag = 0;
+           }
+           value += skip + 1;
+       }
+    }
+    return value;
+}
+
+static void
+check_delays(const char *name, const char *value)
+{
+    const char *p, *q;
+    const char *first = 0;
+    const char *last = 0;
+
+    for (p = value; *p != '\0'; ++p) {
+       if (p[0] == '$' && p[1] == '<') {
+           const char *base = p + 2;
+           const char *mark = 0;
+           bool maybe = TRUE;
+           bool mixed = FALSE;
+           int proportional = 0;
+           int mandatory = 0;
+
+           first = p;
+
+           for (q = base; *q != '\0'; ++q) {
+               if (*q == '>') {
+                   if (mark == 0)
+                       mark = q;
+                   break;
+               } else if (*q == '*' || *q == '/') {
+                   if (*q == '*')
+                       ++proportional;
+                   if (*q == '/')
+                       ++mandatory;
+                   if (mark == 0)
+                       mark = q;
+               } else if (!(isalnum(UChar(*q)) || strchr("+-.", *q) != 0)) {
+                   maybe = FALSE;
+                   break;
+               } else if (proportional || mandatory) {
+                   mixed = TRUE;
+               }
+           }
+           last = *q ? (q + 1) : q;
+           if (*q == '\0') {
+               maybe = FALSE;  /* just an isolated "$<" */
+           } else if (maybe) {
+               float check_f;
+               char check_c;
+               int rc = sscanf(base, "%f%c", &check_f, &check_c);
+               if ((rc != 2) || (check_c != *mark) || mixed) {
+                   _nc_warning("syntax error in %s delay '%.*s'", name,
+                               (int) (q - base), base);
+               } else if (*name == 'k') {
+                   _nc_warning("function-key %s has delay", name);
+               } else if (proportional && !line_capability(name)) {
+                   _nc_warning("non-line capability using proportional delay: %s", name);
+               }
+           } else {
+               p = q - 1;      /* restart scan */
+           }
+       }
+    }
+
+    if (!strcmp(name, "flash") ||
+       !strcmp(name, "beep")) {
+
+       if (first != 0) {
+           if (first == value || *last == 0) {
+               /*
+                * Delay is on one end or the other.
+                */
+               _nc_warning("expected delay embedded within %s", name);
+           }
+       } else {
+           int flag;
+
+           /*
+            * Check for missing delay when using VT100 reverse-video.
+            * A real VT100 might not need this, but terminal emulators do.
+            */
+           if ((p = skip_DECSCNM(value, &flag)) != 0 &&
+               flag > 0 &&
+               (q = skip_DECSCNM(p, &flag)) != 0 &&
+               flag == 0) {
+               _nc_warning("expected a delay in %s", name);
+           }
+       }
+    }
+}
+
 static char *
 check_1_infotocap(const char *name, NCURSES_CONST char *value, int count)
 {
@@ -1776,7 +1940,9 @@ check_1_infotocap(const char *name, NCURSES_CONST char *value, int count)
     *next++ = '\0';
     for (k = 1; k <= NUM_PARM; k++) {
        numbers[k] = count;
-       sprintf(next, "XYZ%d", count);
+       _nc_SPRINTF(next,
+                   _nc_SLIMIT(sizeof(blob) - (next - blob))
+                   "XYZ%d", count);
        strings[k] = next;
        next += strlen(next) + 1;
     }
@@ -2028,6 +2194,23 @@ ignore_delays(char *s)
     return s;
 }
 
+#define DATA(name) { #name }
+static const char sgr_names[][11] =
+{
+    DATA(none),
+    DATA(standout),
+    DATA(underline),
+    DATA(reverse),
+    DATA(blink),
+    DATA(dim),
+    DATA(bold),
+    DATA(invis),
+    DATA(protect),
+    DATA(altcharset),
+    ""
+};
+#undef DATA
+
 /*
  * An sgr string may contain several settings other than the one we're
  * interested in, essentially sgr0 + rmacs + whatever.  As long as the
@@ -2037,21 +2220,6 @@ ignore_delays(char *s)
 static bool
 similar_sgr(int num, char *a, char *b)
 {
-#define DATA(name) { #name }
-    static const char names[][11] =
-    {
-       DATA(none),
-       DATA(standout),
-       DATA(underline),
-       DATA(reverse),
-       DATA(blink),
-       DATA(dim),
-       DATA(bold),
-       DATA(invis),
-       DATA(protect),
-       DATA(altcharset),
-    };
-#undef DATA
     char *base_a = a;
     char *base_b = b;
     int delaying = 0;
@@ -2059,12 +2227,14 @@ similar_sgr(int num, char *a, char *b)
     while (*b != 0) {
        while (*a != *b) {
            if (*a == 0) {
-               if (b[0] == '$'
-                   && b[1] == '<') {
+               if (num < 0) {
+                   ;
+               } else if (b[0] == '$'
+                          && b[1] == '<') {
                    _nc_warning("Did not find delay %s", _nc_visbuf(b));
                } else {
                    _nc_warning("checking sgr(%s) %s\n\tcompare to %s\n\tunmatched %s",
-                               names[num], _nc_visbuf2(1, base_a),
+                               sgr_names[num], _nc_visbuf2(1, base_a),
                                _nc_visbuf2(2, base_b),
                                _nc_visbuf2(3, b));
                }
@@ -2264,6 +2434,100 @@ check_conflict(TERMTYPE *tp)
     }
 }
 
+/*
+ * Exiting a video mode should not duplicate sgr0
+ */
+static void
+check_exit_attribute(const char *name, char *test, char *trimmed, char *untrimmed)
+{
+    if (VALID_STRING(test) && (trimmed != 0)) {
+       if (similar_sgr(-1, trimmed, test) ||
+           similar_sgr(-1, untrimmed, test)) {
+           _nc_warning("%s matches exit_attribute_mode", name);
+       }
+    }
+}
+
+/*
+ * Returns true if the string looks like a standard SGR string.
+ */
+static bool
+is_sgr_string(char *value)
+{
+    bool result = FALSE;
+
+    if (VALID_STRING(value)) {
+       int skip = csi_length(value);
+
+       if (skip) {
+           int ch;
+
+           result = TRUE;
+           value += skip;
+           while ((ch = UChar(*value++)) != '\0') {
+               if (isdigit(ch) || ch == ';') {
+                   ;
+               } else if (ch == 'm' && *value == '\0') {
+                   ;
+               } else {
+                   result = FALSE;
+                   break;
+               }
+           }
+       }
+    }
+    return result;
+}
+
+/*
+ * Check if the given capability contains a given SGR attribute.
+ */
+static void
+check_sgr_param(TERMTYPE *tp, int code, const char *name, char *value)
+{
+    if (VALID_STRING(value)) {
+       int ncv = ((code != 0) ? (1 << (code - 1)) : 0);
+       char *test = tgoto(value, 0, 0);
+       if (is_sgr_string(test)) {
+           int param = 0;
+           int count = 0;
+           int skips = 0;
+           int color = (value == set_a_foreground ||
+                        value == set_a_background ||
+                        value == set_foreground ||
+                        value == set_background);
+           while (*test != 0) {
+               if (isdigit(UChar(*test))) {
+                   param = 10 * param + (*test - '0');
+                   ++count;
+               } else {
+                   if (count) {
+                       /*
+                        * Avoid unnecessary warning for xterm 256color codes.
+                        */
+                       if (color && (param == 38 || param == 48))
+                           skips = 3;
+                       if ((skips-- <= 0) && (param == code))
+                           break;
+                   }
+                   count = 0;
+                   param = 0;
+               }
+               ++test;
+           }
+           if (count != 0 && param == code) {
+               if (code == 0 ||
+                   no_color_video < 0 ||
+                   !(no_color_video & ncv)) {
+                   _nc_warning("\"%s\" SGR-attribute used in %s",
+                               sgr_names[code],
+                               name);
+               }
+           }
+       }
+    }
+}
+
 /* other sanity-checks (things that we don't want in the normal
  * logic that reads a terminfo entry)
  */
@@ -2278,6 +2542,7 @@ check_termtype(TERMTYPE *tp, bool literal)
        char *a = tp->Strings[j];
        if (VALID_STRING(a)) {
            check_params(tp, ExtStrname(tp, (int) j, strnames), a);
+           check_delays(ExtStrname(tp, (int) j, strnames), a);
            if (capdump) {
                check_infotocap(tp, (int) j, a);
            }
@@ -2346,7 +2611,7 @@ check_termtype(TERMTYPE *tp, bool literal)
        if (_nc_syntax == SYN_TERMINFO)
            _nc_warning("missing sgr string");
     }
-
+#define CHECK_SGR0(name) check_exit_attribute(#name, name, check_sgr0, exit_attribute_mode)
     if (PRESENT(exit_attribute_mode)) {
        char *check_sgr0 = _nc_trim_sgr0(tp);
 
@@ -2365,10 +2630,20 @@ check_termtype(TERMTYPE *tp, bool literal)
                       _nc_visbuf(exit_attribute_mode)));
            }
        }
+       CHECK_SGR0(exit_italics_mode);
+       CHECK_SGR0(exit_standout_mode);
+       CHECK_SGR0(exit_underline_mode);
        if (check_sgr0 != exit_attribute_mode) {
            free(check_sgr0);
        }
     }
+#define CHECK_SGR_PARAM(code, name) check_sgr_param(tp, (int)code, #name, name)
+    for (j = 0; *sgr_names[j] != '\0'; ++j) {
+       CHECK_SGR_PARAM(j, set_a_foreground);
+       CHECK_SGR_PARAM(j, set_a_background);
+       CHECK_SGR_PARAM(j, set_foreground);
+       CHECK_SGR_PARAM(j, set_background);
+    }
 #ifdef TRACE
     show_where(2);
     if (!auto_right_margin) {