]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - progs/dump_entry.c
ncurses 5.9 - patch 20121229
[ncurses.git] / progs / dump_entry.c
index 12bef2c279f2038b0750ef02091876681e2aaf27..99f3b2a83900520cbac17458e933863cda707210 100644 (file)
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2010,2011 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2011,2012 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            *
@@ -39,7 +39,7 @@
 #include "termsort.c"          /* this C file is generated */
 #include <parametrized.h>      /* so is this */
 
-MODULE_ID("$Id: dump_entry.c,v 1.95 2011/08/07 22:10:17 tom Exp $")
+MODULE_ID("$Id: dump_entry.c,v 1.104 2012/12/30 00:51:13 tom Exp $")
 
 #define INDENT                 8
 #define DISCARD(string) string = ABSENT_STRING
@@ -100,6 +100,15 @@ static const char *separator, *trailer;
 #define StrIndirect(j)  ((sortmode == S_NOSORT) ? (j) : str_indirect[j])
 #endif
 
+static void failed(const char *) GCC_NORETURN;
+
+static void
+failed(const char *s)
+{
+    perror(s);
+    ExitProgram(EXIT_FAILURE);
+}
+
 static void
 strncpy_DYN(DYNBUF * dst, const char *src, size_t need)
 {
@@ -107,6 +116,8 @@ strncpy_DYN(DYNBUF * dst, const char *src, size_t need)
     if (want > dst->size) {
        dst->size += (want + 1024);     /* be generous */
        dst->text = typeRealloc(char, dst->size, dst->text);
+       if (dst->text == 0)
+           failed("strncpy_DYN");
     }
     (void) strncpy(dst->text + dst->used, src, need);
     dst->used += need;
@@ -631,9 +642,9 @@ fmt_entry(TERMTYPE *tterm,
 
        predval = pred(BOOLEAN, i);
        if (predval != FAIL) {
-           (void) strcpy(buffer, name);
+           _nc_STRCPY(buffer, name, sizeof(buffer));
            if (predval <= 0)
-               (void) strcat(buffer, "@");
+               _nc_STRCAT(buffer, "@", sizeof(buffer));
            else if (i + 1 > num_bools)
                num_bools = i + 1;
            WRAP_CONCAT;
@@ -656,9 +667,11 @@ fmt_entry(TERMTYPE *tterm,
        predval = pred(NUMBER, i);
        if (predval != FAIL) {
            if (tterm->Numbers[i] < 0) {
-               sprintf(buffer, "%s@", name);
+               _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                           "%s@", name);
            } else {
-               sprintf(buffer, "%s#%d", name, tterm->Numbers[i]);
+               _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                           "%s#%d", name, tterm->Numbers[i]);
                if (i + 1 > num_values)
                    num_values = i + 1;
            }
@@ -719,14 +732,14 @@ fmt_entry(TERMTYPE *tterm,
            if (PRESENT(insert_character) || PRESENT(parm_ich)) {
                if (SAME_CAP(i, enter_insert_mode)
                    && enter_insert_mode == ABSENT_STRING) {
-                   (void) strcpy(buffer, "im=");
+                   _nc_STRCPY(buffer, "im=", sizeof(buffer));
                    WRAP_CONCAT;
                    continue;
                }
 
                if (SAME_CAP(i, exit_insert_mode)
                    && exit_insert_mode == ABSENT_STRING) {
-                   (void) strcpy(buffer, "ei=");
+                   _nc_STRCPY(buffer, "ei=", sizeof(buffer));
                    WRAP_CONCAT;
                    continue;
                }
@@ -760,7 +773,8 @@ fmt_entry(TERMTYPE *tterm,
                num_strings = i + 1;
 
            if (!VALID_STRING(capability)) {
-               sprintf(buffer, "%s@", name);
+               _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                           "%s@", name);
                WRAP_CONCAT;
            } else if (outform == F_TERMCAP || outform == F_TCONVERR) {
                int params = ((i < (int) SIZEOF(parametrized))
@@ -771,13 +785,14 @@ fmt_entry(TERMTYPE *tterm,
 
                if (cv == 0) {
                    if (outform == F_TCONVERR) {
-                       sprintf(buffer, "%s=!!! %s WILL NOT CONVERT !!!",
-                               name, srccap);
+                       _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                                   "%s=!!! %s WILL NOT CONVERT !!!",
+                                   name, srccap);
                    } else if (suppress_untranslatable) {
                        continue;
                    } else {
                        char *s = srccap, *d = buffer;
-                       sprintf(d, "..%s=", name);
+                       _nc_SPRINTF(d, _nc_SLIMIT(sizeof(buffer)) "..%s=", name);
                        d += strlen(d);
                        while ((*d = *s++) != 0) {
                            if (*d == ':') {
@@ -790,7 +805,8 @@ fmt_entry(TERMTYPE *tterm,
                        }
                    }
                } else {
-                   sprintf(buffer, "%s=%s", name, cv);
+                   _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                               "%s=%s", name, cv);
                }
                len += (int) strlen(capability) + 1;
                WRAP_CONCAT;
@@ -814,7 +830,9 @@ fmt_entry(TERMTYPE *tterm,
            }
        }
        /* e.g., trimmed_sgr0 */
-       if (capability != tterm->Strings[i])
+       if (capability != ABSENT_STRING &&
+           capability != CANCELLED_STRING &&
+           capability != tterm->Strings[i])
            free(capability);
     }
     len += (int) (num_strings * 2);
@@ -826,11 +844,13 @@ fmt_entry(TERMTYPE *tterm,
      */
     if (tversion == V_HPUX) {
        if (VALID_STRING(memory_lock)) {
-           (void) sprintf(buffer, "meml=%s", memory_lock);
+           _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                       "meml=%s", memory_lock);
            WRAP_CONCAT;
        }
        if (VALID_STRING(memory_unlock)) {
-           (void) sprintf(buffer, "memu=%s", memory_unlock);
+           _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+                       "memu=%s", memory_unlock);
            WRAP_CONCAT;
        }
     } else if (tversion == V_AIX) {
@@ -853,9 +873,41 @@ fmt_entry(TERMTYPE *tterm,
            tp[0] = '\0';
 
            if (box_ok) {
-               (void) strcpy(buffer, "box1=");
-               (void) strcat(buffer, _nc_tic_expand(boxchars,
-                                                    outform == F_TERMINFO, numbers));
+               char *tmp = _nc_tic_expand(boxchars,
+                                          (outform == F_TERMINFO),
+                                          numbers);
+               _nc_STRCPY(buffer, "box1=", sizeof(buffer));
+               while (*tmp != '\0') {
+                   size_t have = strlen(buffer);
+                   size_t next = strlen(tmp);
+                   size_t want = have + next + 1;
+                   size_t last = next;
+                   char save = '\0';
+
+                   /*
+                    * If the expanded string is too long for the buffer,
+                    * chop it off and save the location where we chopped it.
+                    */
+                   if (want >= sizeof(buffer)) {
+                       save = tmp[last];
+                       tmp[last] = '\0';
+                   }
+                   _nc_STRCAT(buffer, tmp, sizeof(buffer));
+
+                   /*
+                    * If we chopped the buffer, replace the missing piece and
+                    * shift everything to append the remainder.
+                    */
+                   if (save != '\0') {
+                       next = 0;
+                       tmp[last] = save;
+                       while ((tmp[next] = tmp[last + next]) != '\0') {
+                           ++next;
+                       }
+                   } else {
+                       break;
+                   }
+               }
                WRAP_CONCAT;
            }
        }
@@ -947,7 +999,7 @@ kill_labels(TERMTYPE *tterm, int target)
     char name[10];
 
     for (n = 0; n <= 10; ++n) {
-       sprintf(name, "lf%d", n);
+       _nc_SPRINTF(name, _nc_SLIMIT(sizeof(name)) "lf%d", n);
        if ((cap = find_string(tterm, name)) != ABSENT_STRING
            && kill_string(tterm, cap)) {
            target -= (int) (strlen(cap) + 5);
@@ -972,7 +1024,7 @@ kill_fkeys(TERMTYPE *tterm, int target)
     char name[10];
 
     for (n = 60; n >= 0; --n) {
-       sprintf(name, "kf%d", n);
+       _nc_SPRINTF(name, _nc_SLIMIT(sizeof(name)) "kf%d", n);
        if ((cap = find_string(tterm, name)) != ABSENT_STRING
            && kill_string(tterm, cap)) {
            target -= (int) (strlen(cap) + 5);
@@ -1165,7 +1217,8 @@ dump_uses(const char *name, bool infodump)
 
     if (outform == F_TERMCAP || outform == F_TCONVERR)
        trim_trailing();
-    (void) sprintf(buffer, "%s%s", infodump ? "use=" : "tc=", name);
+    _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer))
+               "%s%s", infodump ? "use=" : "tc=", name);
     wrap_concat(buffer);
 }
 
@@ -1177,7 +1230,7 @@ show_entry(void)
      */
     if (outbuf.used != 0) {
        bool infodump = (outform != F_TERMCAP && outform != F_TCONVERR);
-       char delim = infodump ? ',' : ':';
+       char delim = (char) (infodump ? ',' : ':');
        int j;
 
        for (j = (int) outbuf.used - 1; j > 0; --j) {
@@ -1185,11 +1238,11 @@ show_entry(void)
            if (ch == '\n') {
                ;
            } else if (isspace(UChar(ch))) {
-               outbuf.used = j;
+               outbuf.used = (size_t) j;
            } else if (!infodump && ch == '\\') {
-               outbuf.used = j;
+               outbuf.used = (size_t) j;
            } else if (ch == delim && (j == 0 || outbuf.text[j - 1] != '\\')) {
-               outbuf.used = (j + 1);
+               outbuf.used = (size_t) (j + 1);
            } else {
                break;
            }