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Diffstat (limited to 'ncurses/tinfo/write_entry.c')
-rw-r--r--ncurses/tinfo/write_entry.c773
1 files changed, 773 insertions, 0 deletions
diff --git a/ncurses/tinfo/write_entry.c b/ncurses/tinfo/write_entry.c
new file mode 100644
index 000000000000..05027e0021a2
--- /dev/null
+++ b/ncurses/tinfo/write_entry.c
@@ -0,0 +1,773 @@
+/****************************************************************************
+ * Copyright (c) 1998-2006,2007 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 *
+ ****************************************************************************/
+
+/*
+ * write_entry.c -- write a terminfo structure onto the file system
+ */
+
+#include <curses.priv.h>
+#include <hashed_db.h>
+
+#include <sys/stat.h>
+
+#include <tic.h>
+#include <term_entry.h>
+
+#ifndef S_ISDIR
+#define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR)
+#endif
+
+#if 1
+#define TRACE_OUT(p) DEBUG(2, p)
+#else
+#define TRACE_OUT(p) /*nothing */
+#endif
+
+MODULE_ID("$Id: write_entry.c,v 1.70 2007/11/17 23:38:28 tom Exp $")
+
+static int total_written;
+
+static int make_db_root(const char *);
+static int write_object(TERMTYPE *, char *, unsigned *, unsigned);
+
+#if !USE_HASHED_DB
+static void
+write_file(char *filename, TERMTYPE *tp)
+{
+ char buffer[MAX_ENTRY_SIZE];
+ unsigned limit = sizeof(buffer);
+ unsigned offset = 0;
+
+ FILE *fp = (_nc_access(filename, W_OK) == 0) ? fopen(filename, "wb") : 0;
+ if (fp == 0) {
+ perror(filename);
+ _nc_syserr_abort("can't open %s/%s", _nc_tic_dir(0), filename);
+ }
+ DEBUG(1, ("Created %s", filename));
+
+ if (write_object(tp, buffer, &offset, limit) == ERR
+ || fwrite(buffer, sizeof(char), offset, fp) != offset) {
+ _nc_syserr_abort("error writing %s/%s", _nc_tic_dir(0), filename);
+ }
+
+ fclose(fp);
+}
+
+/*
+ * Check for access rights to destination directories
+ * Create any directories which don't exist.
+ *
+ * Note: there's no reason to return the result of make_db_root(), since
+ * this function is called only in instances where that has to succeed.
+ */
+static void
+check_writeable(int code)
+{
+ static const char dirnames[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+ static bool verified[sizeof(dirnames)];
+
+ char dir[sizeof(LEAF_FMT)];
+ char *s = 0;
+
+ if (code == 0 || (s = strchr(dirnames, code)) == 0)
+ _nc_err_abort("Illegal terminfo subdirectory \"" LEAF_FMT "\"", code);
+
+ if (verified[s - dirnames])
+ return;
+
+ sprintf(dir, LEAF_FMT, code);
+ if (make_db_root(dir) < 0) {
+ _nc_err_abort("%s/%s: permission denied", _nc_tic_dir(0), dir);
+ }
+
+ verified[s - dirnames] = TRUE;
+}
+#endif /* !USE_HASHED_DB */
+
+static int
+make_db_path(char *dst, const char *src, unsigned limit)
+{
+ int rc = -1;
+ const char *top = _nc_tic_dir(0);
+
+ if (src == top || _nc_is_abs_path(src)) {
+ if (strlen(src) + 1 <= limit) {
+ (void) strcpy(dst, src);
+ rc = 0;
+ }
+ } else {
+ if (strlen(top) + strlen(src) + 2 <= limit) {
+ (void) sprintf(dst, "%s/%s", top, src);
+ rc = 0;
+ }
+ }
+#if USE_HASHED_DB
+ if (rc == 0) {
+ if (_nc_is_dir_path(dst)) {
+ rc = -1;
+ } else {
+ unsigned have = strlen(dst);
+ if (have > 3 && strcmp(dst + have - 3, DBM_SUFFIX)) {
+ if (have + 3 <= limit)
+ strcat(dst, DBM_SUFFIX);
+ else
+ rc = -1;
+ }
+ }
+ }
+#endif
+ return rc;
+}
+
+/*
+ * Make a database-root if it doesn't exist.
+ */
+static int
+make_db_root(const char *path)
+{
+ int rc;
+ char fullpath[PATH_MAX];
+
+ if ((rc = make_db_path(fullpath, path, sizeof(fullpath))) == 0) {
+#if USE_HASHED_DB
+ DB *capdbp;
+
+ if ((capdbp = _nc_db_open(fullpath, TRUE)) == NULL)
+ rc = -1;
+ else if (_nc_db_close(capdbp) < 0)
+ rc = -1;
+#else
+ struct stat statbuf;
+
+ if ((rc = stat(path, &statbuf)) < 0) {
+ rc = mkdir(path, 0777);
+ } else if (_nc_access(path, R_OK | W_OK | X_OK) < 0) {
+ rc = -1; /* permission denied */
+ } else if (!(S_ISDIR(statbuf.st_mode))) {
+ rc = -1; /* not a directory */
+ }
+#endif
+ }
+ return rc;
+}
+
+/*
+ * Set the write directory for compiled entries.
+ */
+NCURSES_EXPORT(void)
+_nc_set_writedir(char *dir)
+{
+ const char *destination;
+ char actual[PATH_MAX];
+
+ if (dir == 0
+ && use_terminfo_vars())
+ dir = getenv("TERMINFO");
+
+ if (dir != 0)
+ (void) _nc_tic_dir(dir);
+
+ destination = _nc_tic_dir(0);
+ if (make_db_root(destination) < 0) {
+ char *home = _nc_home_terminfo();
+
+ if (home != 0) {
+ destination = home;
+ if (make_db_root(destination) < 0)
+ _nc_err_abort("%s: permission denied (errno %d)",
+ destination, errno);
+ }
+ }
+
+ /*
+ * Note: because of this code, this logic should be exercised
+ * *once only* per run.
+ */
+#if USE_HASHED_DB
+ make_db_path(actual, destination, sizeof(actual));
+#else
+ if (chdir(_nc_tic_dir(destination)) < 0
+ || getcwd(actual, sizeof(actual)) == 0)
+ _nc_err_abort("%s: not a directory", destination);
+#endif
+ _nc_keep_tic_dir(strdup(actual));
+}
+
+/*
+ * Save the compiled version of a description in the filesystem.
+ *
+ * make a copy of the name-list
+ * break it up into first-name and all-but-last-name
+ * creat(first-name)
+ * write object information to first-name
+ * close(first-name)
+ * for each name in all-but-last-name
+ * link to first-name
+ *
+ * Using 'time()' to obtain a reference for file timestamps is unreliable,
+ * e.g., with NFS, because the filesystem may have a different time
+ * reference. We check for pre-existence of links by latching the first
+ * timestamp from a file that we create.
+ *
+ * The _nc_warning() calls will report a correct line number only if
+ * _nc_curr_line is properly set before the write_entry() call.
+ */
+
+NCURSES_EXPORT(void)
+_nc_write_entry(TERMTYPE *const tp)
+{
+#if USE_HASHED_DB
+
+ char buffer[MAX_ENTRY_SIZE + 1];
+ unsigned limit = sizeof(buffer);
+ unsigned offset = 0;
+
+#else /* !USE_HASHED_DB */
+
+ struct stat statbuf;
+ char filename[PATH_MAX];
+ char linkname[PATH_MAX];
+#if USE_SYMLINKS
+ char symlinkname[PATH_MAX];
+#if !HAVE_LINK
+#undef HAVE_LINK
+#define HAVE_LINK 1
+#endif
+#endif /* USE_SYMLINKS */
+
+ static int call_count;
+ static time_t start_time; /* time at start of writes */
+
+#endif /* USE_HASHED_DB */
+
+ char name_list[MAX_TERMINFO_LENGTH];
+ char *first_name, *other_names;
+ char *ptr;
+
+ (void) strcpy(name_list, tp->term_names);
+ DEBUG(7, ("Name list = '%s'", name_list));
+
+ first_name = name_list;
+
+ ptr = &name_list[strlen(name_list) - 1];
+ other_names = ptr + 1;
+
+ while (ptr > name_list && *ptr != '|')
+ ptr--;
+
+ if (ptr != name_list) {
+ *ptr = '\0';
+
+ for (ptr = name_list; *ptr != '\0' && *ptr != '|'; ptr++)
+ continue;
+
+ if (*ptr == '\0')
+ other_names = ptr;
+ else {
+ *ptr = '\0';
+ other_names = ptr + 1;
+ }
+ }
+
+ DEBUG(7, ("First name = '%s'", first_name));
+ DEBUG(7, ("Other names = '%s'", other_names));
+
+ _nc_set_type(first_name);
+
+#if USE_HASHED_DB
+ if (write_object(tp, buffer + 1, &offset, limit - 1) != ERR) {
+ DB *capdb = _nc_db_open(_nc_tic_dir(0), TRUE);
+ DBT key, data;
+
+ if (capdb != 0) {
+ buffer[0] = 0;
+
+ memset(&key, 0, sizeof(key));
+ key.data = tp->term_names;
+ key.size = strlen(tp->term_names);
+
+ memset(&data, 0, sizeof(data));
+ data.data = buffer;
+ data.size = offset + 1;
+
+ _nc_db_put(capdb, &key, &data);
+
+ buffer[0] = 2;
+
+ key.data = name_list;
+ key.size = strlen(name_list);
+
+ strcpy(buffer + 1, tp->term_names);
+ data.size = strlen(tp->term_names) + 1;
+
+ _nc_db_put(capdb, &key, &data);
+
+ while (*other_names != '\0') {
+ ptr = other_names++;
+ while (*other_names != '|' && *other_names != '\0')
+ other_names++;
+
+ if (*other_names != '\0')
+ *(other_names++) = '\0';
+
+ key.data = ptr;
+ key.size = strlen(ptr);
+
+ _nc_db_put(capdb, &key, &data);
+ }
+ _nc_db_close(capdb);
+ }
+ }
+#else /* !USE_HASHED_DB */
+ if (call_count++ == 0) {
+ start_time = 0;
+ }
+
+ if (strlen(first_name) > sizeof(filename) - 3)
+ _nc_warning("terminal name too long.");
+
+ sprintf(filename, LEAF_FMT "/%s", first_name[0], first_name);
+
+ /*
+ * Has this primary name been written since the first call to
+ * write_entry()? If so, the newer write will step on the older,
+ * so warn the user.
+ */
+ if (start_time > 0 &&
+ stat(filename, &statbuf) >= 0
+ && statbuf.st_mtime >= start_time) {
+ _nc_warning("name multiply defined.");
+ }
+
+ check_writeable(first_name[0]);
+ write_file(filename, tp);
+
+ if (start_time == 0) {
+ if (stat(filename, &statbuf) < 0
+ || (start_time = statbuf.st_mtime) == 0) {
+ _nc_syserr_abort("error obtaining time from %s/%s",
+ _nc_tic_dir(0), filename);
+ }
+ }
+ while (*other_names != '\0') {
+ ptr = other_names++;
+ while (*other_names != '|' && *other_names != '\0')
+ other_names++;
+
+ if (*other_names != '\0')
+ *(other_names++) = '\0';
+
+ if (strlen(ptr) > sizeof(linkname) - 3) {
+ _nc_warning("terminal alias %s too long.", ptr);
+ continue;
+ }
+ if (strchr(ptr, '/') != 0) {
+ _nc_warning("cannot link alias %s.", ptr);
+ continue;
+ }
+
+ check_writeable(ptr[0]);
+ sprintf(linkname, LEAF_FMT "/%s", ptr[0], ptr);
+
+ if (strcmp(filename, linkname) == 0) {
+ _nc_warning("self-synonym ignored");
+ } else if (stat(linkname, &statbuf) >= 0 &&
+ statbuf.st_mtime < start_time) {
+ _nc_warning("alias %s multiply defined.", ptr);
+ } else if (_nc_access(linkname, W_OK) == 0)
+#if HAVE_LINK
+ {
+ int code;
+#if USE_SYMLINKS
+ strcpy(symlinkname, "../");
+ strncat(symlinkname, filename, sizeof(symlinkname) - 4);
+ symlinkname[sizeof(symlinkname) - 1] = '\0';
+#endif /* USE_SYMLINKS */
+#if HAVE_REMOVE
+ code = remove(linkname);
+#else
+ code = unlink(linkname);
+#endif
+ if (code != 0 && errno == ENOENT)
+ code = 0;
+#if USE_SYMLINKS
+ if (symlink(symlinkname, linkname) < 0)
+#else
+ if (link(filename, linkname) < 0)
+#endif /* USE_SYMLINKS */
+ {
+ /*
+ * If there wasn't anything there, and we cannot
+ * link to the target because it is the same as the
+ * target, then the source must be on a filesystem
+ * that uses caseless filenames, such as Win32, etc.
+ */
+ if (code == 0 && errno == EEXIST)
+ _nc_warning("can't link %s to %s", filename, linkname);
+ else if (code == 0 && (errno == EPERM || errno == ENOENT))
+ write_file(linkname, tp);
+ else {
+#if MIXEDCASE_FILENAMES
+ _nc_syserr_abort("can't link %s to %s", filename, linkname);
+#else
+ _nc_warning("can't link %s to %s (errno=%d)", filename,
+ linkname, errno);
+#endif
+ }
+ } else {
+ DEBUG(1, ("Linked %s", linkname));
+ }
+ }
+#else /* just make copies */
+ write_file(linkname, tp);
+#endif /* HAVE_LINK */
+ }
+#endif /* USE_HASHED_DB */
+}
+
+static unsigned
+fake_write(char *dst,
+ unsigned *offset,
+ unsigned limit,
+ char *src,
+ unsigned want,
+ unsigned size)
+{
+ int have = (limit - *offset);
+
+ want *= size;
+ if (have > 0) {
+ if ((int) want > have)
+ want = have;
+ memcpy(dst + *offset, src, want);
+ *offset += want;
+ } else {
+ want = 0;
+ }
+ return (int) (want / size);
+}
+
+#define Write(buf, size, count) fake_write(buffer, offset, limit, (char *) buf, count, size)
+
+#undef LITTLE_ENDIAN /* BSD/OS defines this as a feature macro */
+#define HI(x) ((x) / 256)
+#define LO(x) ((x) % 256)
+#define LITTLE_ENDIAN(p, x) (p)[0] = LO(x), (p)[1] = HI(x)
+
+#define WRITE_STRING(str) (Write(str, sizeof(char), strlen(str) + 1) == strlen(str) + 1)
+
+static int
+compute_offsets(char **Strings, unsigned strmax, short *offsets)
+{
+ size_t nextfree = 0;
+ unsigned i;
+
+ for (i = 0; i < strmax; i++) {
+ if (Strings[i] == ABSENT_STRING) {
+ offsets[i] = -1;
+ } else if (Strings[i] == CANCELLED_STRING) {
+ offsets[i] = -2;
+ } else {
+ offsets[i] = nextfree;
+ nextfree += strlen(Strings[i]) + 1;
+ TRACE_OUT(("put Strings[%d]=%s(%d)", (int) i,
+ _nc_visbuf(Strings[i]), nextfree));
+ }
+ }
+ return nextfree;
+}
+
+static void
+convert_shorts(unsigned char *buf, short *Numbers, unsigned count)
+{
+ unsigned i;
+ for (i = 0; i < count; i++) {
+ if (Numbers[i] == ABSENT_NUMERIC) { /* HI/LO won't work */
+ buf[2 * i] = buf[2 * i + 1] = 0377;
+ } else if (Numbers[i] == CANCELLED_NUMERIC) { /* HI/LO won't work */
+ buf[2 * i] = 0376;
+ buf[2 * i + 1] = 0377;
+ } else {
+ LITTLE_ENDIAN(buf + 2 * i, Numbers[i]);
+ TRACE_OUT(("put Numbers[%d]=%d", i, Numbers[i]));
+ }
+ }
+}
+
+#define even_boundary(value) \
+ ((value) % 2 != 0 && Write(&zero, sizeof(char), 1) != 1)
+
+#if NCURSES_XNAMES
+static unsigned
+extended_Booleans(TERMTYPE *tp)
+{
+ unsigned short result = 0;
+ unsigned short i;
+
+ for (i = 0; i < tp->ext_Booleans; ++i) {
+ if (tp->Booleans[BOOLCOUNT + i] == TRUE)
+ result = (i + 1);
+ }
+ return result;
+}
+
+static unsigned
+extended_Numbers(TERMTYPE *tp)
+{
+ unsigned short result = 0;
+ unsigned short i;
+
+ for (i = 0; i < tp->ext_Numbers; ++i) {
+ if (tp->Numbers[NUMCOUNT + i] != ABSENT_NUMERIC)
+ result = (i + 1);
+ }
+ return result;
+}
+
+static unsigned
+extended_Strings(TERMTYPE *tp)
+{
+ unsigned short result = 0;
+ unsigned short i;
+
+ for (i = 0; i < tp->ext_Strings; ++i) {
+ if (tp->Strings[STRCOUNT + i] != ABSENT_STRING)
+ result = (i + 1);
+ }
+ return result;
+}
+
+/*
+ * _nc_align_termtype() will extend entries that are referenced in a use=
+ * clause - discard the unneeded data.
+ */
+static bool
+extended_object(TERMTYPE *tp)
+{
+ bool result = FALSE;
+
+ if (_nc_user_definable) {
+ result = ((extended_Booleans(tp)
+ + extended_Numbers(tp)
+ + extended_Strings(tp)) != 0);
+ }
+ return result;
+}
+#endif
+
+static int
+write_object(TERMTYPE *tp, char *buffer, unsigned *offset, unsigned limit)
+{
+ char *namelist;
+ size_t namelen, boolmax, nummax, strmax;
+ char zero = '\0';
+ size_t i;
+ short nextfree;
+ short offsets[MAX_ENTRY_SIZE / 2];
+ unsigned char buf[MAX_ENTRY_SIZE];
+ unsigned last_bool = BOOLWRITE;
+ unsigned last_num = NUMWRITE;
+ unsigned last_str = STRWRITE;
+
+#if NCURSES_XNAMES
+ /*
+ * Normally we limit the list of values to exclude the "obsolete"
+ * capabilities. However, if we are accepting extended names, add
+ * these as well, since they are used for supporting translation
+ * to/from termcap.
+ */
+ if (_nc_user_definable) {
+ last_bool = BOOLCOUNT;
+ last_num = NUMCOUNT;
+ last_str = STRCOUNT;
+ }
+#endif
+
+ namelist = tp->term_names;
+ namelen = strlen(namelist) + 1;
+
+ boolmax = 0;
+ for (i = 0; i < last_bool; i++) {
+ if (tp->Booleans[i] == TRUE)
+ boolmax = i + 1;
+ }
+
+ nummax = 0;
+ for (i = 0; i < last_num; i++) {
+ if (tp->Numbers[i] != ABSENT_NUMERIC)
+ nummax = i + 1;
+ }
+
+ strmax = 0;
+ for (i = 0; i < last_str; i++) {
+ if (tp->Strings[i] != ABSENT_STRING)
+ strmax = i + 1;
+ }
+
+ nextfree = compute_offsets(tp->Strings, strmax, offsets);
+
+ /* fill in the header */
+ LITTLE_ENDIAN(buf, MAGIC);
+ LITTLE_ENDIAN(buf + 2, min(namelen, MAX_NAME_SIZE + 1));
+ LITTLE_ENDIAN(buf + 4, boolmax);
+ LITTLE_ENDIAN(buf + 6, nummax);
+ LITTLE_ENDIAN(buf + 8, strmax);
+ LITTLE_ENDIAN(buf + 10, nextfree);
+
+ /* write out the header */
+ TRACE_OUT(("Header of %s @%d", namelist, *offset));
+ if (Write(buf, 12, 1) != 1
+ || Write(namelist, sizeof(char), namelen) != namelen)
+ return (ERR);
+
+ for (i = 0; i < boolmax; i++)
+ if (tp->Booleans[i] == TRUE)
+ buf[i] = TRUE;
+ else
+ buf[i] = FALSE;
+ if (Write(buf, sizeof(char), boolmax) != boolmax)
+ return (ERR);
+
+ if (even_boundary(namelen + boolmax))
+ return (ERR);
+
+ TRACE_OUT(("Numerics begin at %04x", *offset));
+
+ /* the numerics */
+ convert_shorts(buf, tp->Numbers, nummax);
+ if (Write(buf, 2, nummax) != nummax)
+ return (ERR);
+
+ TRACE_OUT(("String offsets begin at %04x", *offset));
+
+ /* the string offsets */
+ convert_shorts(buf, offsets, strmax);
+ if (Write(buf, 2, strmax) != strmax)
+ return (ERR);
+
+ TRACE_OUT(("String table begins at %04x", *offset));
+
+ /* the strings */
+ for (i = 0; i < strmax; i++)
+ if (VALID_STRING(tp->Strings[i]))
+ if (!WRITE_STRING(tp->Strings[i]))
+ return (ERR);
+
+#if NCURSES_XNAMES
+ if (extended_object(tp)) {
+ unsigned extcnt = NUM_EXT_NAMES(tp);
+
+ if (even_boundary(nextfree))
+ return (ERR);
+
+ nextfree = compute_offsets(tp->Strings + STRCOUNT, tp->ext_Strings, offsets);
+ TRACE_OUT(("after extended string capabilities, nextfree=%d", nextfree));
+ nextfree += compute_offsets(tp->ext_Names, extcnt, offsets + tp->ext_Strings);
+ TRACE_OUT(("after extended capnames, nextfree=%d", nextfree));
+ strmax = tp->ext_Strings + extcnt;
+
+ /*
+ * Write the extended header
+ */
+ LITTLE_ENDIAN(buf + 0, tp->ext_Booleans);
+ LITTLE_ENDIAN(buf + 2, tp->ext_Numbers);
+ LITTLE_ENDIAN(buf + 4, tp->ext_Strings);
+ LITTLE_ENDIAN(buf + 6, strmax);
+ LITTLE_ENDIAN(buf + 8, nextfree);
+ TRACE_OUT(("WRITE extended-header @%d", *offset));
+ if (Write(buf, 10, 1) != 1)
+ return (ERR);
+
+ TRACE_OUT(("WRITE %d booleans @%d", tp->ext_Booleans, *offset));
+ if (tp->ext_Booleans
+ && Write(tp->Booleans + BOOLCOUNT, sizeof(char),
+ tp->ext_Booleans) != tp->ext_Booleans)
+ return (ERR);
+
+ if (even_boundary(tp->ext_Booleans))
+ return (ERR);
+
+ TRACE_OUT(("WRITE %d numbers @%d", tp->ext_Numbers, *offset));
+ if (tp->ext_Numbers) {
+ convert_shorts(buf, tp->Numbers + NUMCOUNT, tp->ext_Numbers);
+ if (Write(buf, 2, tp->ext_Numbers) != tp->ext_Numbers)
+ return (ERR);
+ }
+
+ /*
+ * Convert the offsets for the ext_Strings and ext_Names tables,
+ * in that order.
+ */
+ convert_shorts(buf, offsets, strmax);
+ TRACE_OUT(("WRITE offsets @%d", *offset));
+ if (Write(buf, 2, strmax) != strmax)
+ return (ERR);
+
+ /*
+ * Write the string table after the offset tables so we do not
+ * have to do anything about alignment.
+ */
+ for (i = 0; i < tp->ext_Strings; i++) {
+ if (VALID_STRING(tp->Strings[i + STRCOUNT])) {
+ TRACE_OUT(("WRITE ext_Strings[%d]=%s", (int) i,
+ _nc_visbuf(tp->Strings[i + STRCOUNT])));
+ if (!WRITE_STRING(tp->Strings[i + STRCOUNT]))
+ return (ERR);
+ }
+ }
+
+ /*
+ * Write the extended names
+ */
+ for (i = 0; i < extcnt; i++) {
+ TRACE_OUT(("WRITE ext_Names[%d]=%s", (int) i, tp->ext_Names[i]));
+ if (!WRITE_STRING(tp->ext_Names[i]))
+ return (ERR);
+ }
+
+ }
+#endif /* NCURSES_XNAMES */
+
+ total_written++;
+ return (OK);
+}
+
+/*
+ * Returns the total number of entries written by this process
+ */
+NCURSES_EXPORT(int)
+_nc_tic_written(void)
+{
+ return total_written;
+}