/****************************************************************************
- * Copyright (c) 1998-2010,2011 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2015,2017 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 *
#define TRACE_OUT(p) /*nothing */
#endif
-MODULE_ID("$Id: write_entry.c,v 1.80 2011/08/13 20:52:40 tom Exp $")
+MODULE_ID("$Id: write_entry.c,v 1.98 2017/02/05 01:47:34 tom Exp $")
static int total_written;
+static int total_parts;
+static int total_size;
static int make_db_root(const char *);
-static int write_object(TERMTYPE *, char *, unsigned *, unsigned);
#if !USE_HASHED_DB
static void
}
DEBUG(1, ("Created %s", filename));
- if (write_object(tp, buffer, &offset, limit) == ERR
- || fwrite(buffer, sizeof(char), offset, fp) != offset) {
+ if (_nc_write_object(tp, buffer, &offset, limit) == ERR
+ || fwrite(buffer, sizeof(char), (size_t) offset, fp) != offset) {
_nc_syserr_abort("error writing %s/%s", _nc_tic_dir(0), filename);
}
char dir[sizeof(LEAF_FMT)];
char *s = 0;
- if (code == 0 || (s = strchr(dirnames, code)) == 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);
+ _nc_SPRINTF(dir, _nc_SLIMIT(sizeof(dir)) LEAF_FMT, code);
if (make_db_root(dir) < 0) {
_nc_err_abort("%s/%s: permission denied", _nc_tic_dir(0), dir);
}
#endif /* !USE_HASHED_DB */
static int
-make_db_path(char *dst, const char *src, unsigned limit)
+make_db_path(char *dst, const char *src, size_t 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);
+ _nc_STRCPY(dst, src, limit);
rc = 0;
}
} else {
if (strlen(top) + strlen(src) + 2 <= limit) {
- (void) sprintf(dst, "%s/%s", top, src);
+ _nc_SPRINTF(dst, _nc_SLIMIT(limit) "%s/%s", top, src);
rc = 0;
}
}
#if USE_HASHED_DB
if (rc == 0) {
- if (_nc_is_dir_path(dst)) {
- rc = -1;
- } else {
- static const char suffix[] = DBM_SUFFIX;
- unsigned have = strlen(dst);
- unsigned need = strlen(suffix);
- if (have > need && strcmp(dst + have - need, suffix)) {
- if (have + need <= limit)
- strcat(dst, suffix);
- else
- rc = -1;
+ static const char suffix[] = DBM_SUFFIX;
+ size_t have = strlen(dst);
+ size_t need = strlen(suffix);
+ if (have > need && strcmp(dst + (int) (have - need), suffix)) {
+ if (have + need <= limit) {
+ _nc_STRCAT(dst, suffix, limit);
+ } else {
+ rc = -1;
}
+ } else if (_nc_is_dir_path(dst)) {
+ rc = -1;
}
}
#endif
#if USE_HASHED_DB
DB *capdbp;
- if ((capdbp = _nc_db_open(fullpath, TRUE)) == NULL)
+ if ((capdbp = _nc_db_open(fullpath, TRUE)) == NULL) {
rc = -1;
- else if (_nc_db_close(capdbp) < 0)
+ } else if (_nc_db_close(capdbp) < 0) {
rc = -1;
+ }
#else
struct stat statbuf;
* Set the write directory for compiled entries.
*/
NCURSES_EXPORT(void)
-_nc_set_writedir(char *dir)
+_nc_set_writedir(const char *dir)
{
const char *destination;
char actual[PATH_MAX];
if (dir == 0
- && use_terminfo_vars())
+#ifndef USE_ROOT_ENVIRON
+ && use_terminfo_vars()
+#endif
+ )
dir = getenv("TERMINFO");
if (dir != 0)
char name_list[MAX_TERMINFO_LENGTH];
char *first_name, *other_names;
char *ptr;
+ char *term_names = tp->term_names;
+ size_t name_size = strlen(term_names);
- assert(strlen(tp->term_names) != 0);
- assert(strlen(tp->term_names) < sizeof(name_list));
+ if (name_size == 0) {
+ _nc_syserr_abort("no terminal name found.");
+ } else if (name_size >= sizeof(name_list) - 1) {
+ _nc_syserr_abort("terminal name too long: %s", term_names);
+ }
- (void) strcpy(name_list, tp->term_names);
+ _nc_STRCPY(name_list, term_names, sizeof(name_list));
DEBUG(7, ("Name list = '%s'", name_list));
first_name = name_list;
- ptr = &name_list[strlen(name_list) - 1];
+ ptr = &name_list[name_size - 1];
other_names = ptr + 1;
while (ptr > name_list && *ptr != '|')
_nc_set_type(first_name);
#if USE_HASHED_DB
- if (write_object(tp, buffer + 1, &offset, limit - 1) != ERR) {
+ if (_nc_write_object(tp, buffer + 1, &offset, limit - 1) != ERR) {
DB *capdb = _nc_db_open(_nc_tic_dir(0), TRUE);
DBT key, data;
buffer[0] = 0;
memset(&key, 0, sizeof(key));
- key.data = tp->term_names;
- key.size = strlen(tp->term_names);
+ key.data = term_names;
+ key.size = name_size;
memset(&data, 0, sizeof(data));
data.data = buffer;
key.data = name_list;
key.size = strlen(name_list);
- strcpy(buffer + 1, tp->term_names);
- data.size = strlen(tp->term_names) + 1;
+ _nc_STRCPY(buffer + 1,
+ term_names,
+ sizeof(buffer) - 1);
+ data.size = name_size + 1;
+ total_size += data.size;
+ total_parts++;
_nc_db_put(capdb, &key, &data);
while (*other_names != '\0') {
key.data = ptr;
key.size = strlen(ptr);
+ total_size += data.size;
+ total_parts++;
_nc_db_put(capdb, &key, &data);
}
}
if (strlen(first_name) >= sizeof(filename) - (2 + LEAF_LEN))
_nc_warning("terminal name too long.");
- sprintf(filename, LEAF_FMT "/%s", first_name[0], first_name);
+ _nc_SPRINTF(filename, _nc_SLIMIT(sizeof(filename))
+ LEAF_FMT "/%s", first_name[0], first_name);
/*
* Has this primary name been written since the first call to
if (start_time > 0 &&
stat(filename, &statbuf) >= 0
&& statbuf.st_mtime >= start_time) {
+#if HAVE_LINK && !USE_SYMLINKS
+ /*
+ * If the file has more than one link, the reason for the previous
+ * write could be that the current primary name used to be an alias for
+ * the previous entry. In that case, unlink the file so that we will
+ * not modify the previous entry as we write this one.
+ */
+ if (statbuf.st_nlink > 1) {
+ _nc_warning("name redefined.");
+ unlink(filename);
+ } else {
+ _nc_warning("name multiply defined.");
+ }
+#else
_nc_warning("name multiply defined.");
+#endif
}
check_writeable(first_name[0]);
}
check_writeable(ptr[0]);
- sprintf(linkname, LEAF_FMT "/%s", ptr[0], ptr);
+ _nc_SPRINTF(linkname, _nc_SLIMIT(sizeof(linkname))
+ LEAF_FMT "/%s", ptr[0], ptr);
if (strcmp(filename, linkname) == 0) {
_nc_warning("self-synonym ignored");
{
int code;
#if USE_SYMLINKS
- if (first_name[0] == linkname[0])
- strncpy(symlinkname, first_name, sizeof(symlinkname) - 1);
- else {
- strcpy(symlinkname, "../");
- strncat(symlinkname, filename, sizeof(symlinkname) - 4);
+#define MY_SIZE sizeof(symlinkname) - 1
+ if (first_name[0] == linkname[0]) {
+ _nc_STRNCPY(symlinkname, first_name, MY_SIZE);
+ } else {
+ _nc_STRCPY(symlinkname, "../", sizeof(symlinkname));
+ _nc_STRNCPY(symlinkname + 3, filename, MY_SIZE - 3);
}
- symlinkname[sizeof(symlinkname) - 1] = '\0';
+ symlinkname[MY_SIZE] = '\0';
#endif /* USE_SYMLINKS */
#if HAVE_REMOVE
code = remove(linkname);
return (want / size);
}
-#define Write(buf, size, count) fake_write(buffer, offset, limit, (char *) buf, count, size)
+#define Write(buf, size, count) fake_write(buffer, offset, (size_t) limit, (char *) buf, (size_t) count, (size_t) size)
#undef LITTLE_ENDIAN /* BSD/OS defines this as a feature macro */
#define HI(x) ((x) / 256)
}
#endif
-static int
-write_object(TERMTYPE *tp, char *buffer, unsigned *offset, unsigned limit)
+NCURSES_EXPORT(int)
+_nc_write_object(TERMTYPE *tp, char *buffer, unsigned *offset, unsigned limit)
{
char *namelist;
size_t namelen, boolmax, nummax, strmax;
return (ERR);
nextfree = compute_offsets(tp->Strings + STRCOUNT,
- tp->ext_Strings,
+ (size_t) tp->ext_Strings,
offsets);
TRACE_OUT(("after extended string capabilities, nextfree=%d", nextfree));
return (ERR);
nextfree += compute_offsets(tp->ext_Names,
- extcnt,
+ (size_t) extcnt,
offsets + tp->ext_Strings);
TRACE_OUT(("after extended capnames, nextfree=%d", nextfree));
strmax = tp->ext_Strings + extcnt;
TRACE_OUT(("WRITE %d numbers @%d", tp->ext_Numbers, *offset));
if (tp->ext_Numbers) {
- convert_shorts(buf, tp->Numbers + NUMCOUNT, tp->ext_Numbers);
+ convert_shorts(buf, tp->Numbers + NUMCOUNT, (size_t) tp->ext_Numbers);
if (Write(buf, 2, tp->ext_Numbers) != tp->ext_Numbers)
return (ERR);
}
#endif /* NCURSES_XNAMES */
total_written++;
+ total_parts++;
+ total_size = total_size + (int) (*offset + 1);
return (OK);
}
NCURSES_EXPORT(int)
_nc_tic_written(void)
{
+ TR(TRACE_DATABASE, ("_nc_tic_written %d entries, %d parts, %d size",
+ total_written, total_parts, total_size));
return total_written;
}
projects / ncurses.git / blobdiff