void
msg_write_signature(
FILE *fp,
t_bool include_dot_signature,
struct t_group *thisgroup)
{
FILE *fixfp;
FILE *sigfp;
char cwd[PATH_LEN];
char path[PATH_LEN];
char pathfixed[PATH_LEN];
#ifdef NNTP_INEWS
if (read_news_via_nntp && 0 == strcasecmp(tinrc.inews_prog, INTERNAL_CMD))
include_dot_signature = TRUE;
#endif /* NNTP_INEWS */
if (thisgroup && !thisgroup->bogus) {
if (!strcmp(thisgroup->attribute->sigfile, "--none"))
return;
/* TODO: handle DONT_HAVE_PIPING case */
#ifndef DONT_HAVE_PIPING
if (thisgroup->attribute->sigfile[0] == '!') {
FILE *pipe_fp;
char *sigcmd;
char cmd[PATH_LEN];
fprintf(fp, "\n%s", tinrc.sigdashes ? SIGDASHES : "\n");
sigcmd = my_malloc(strlen(thisgroup->attribute->sigfile + 1) + strlen(thisgroup->name) + 4);
sprintf(sigcmd, "%s \"%s\"", thisgroup->attribute->sigfile + 1, thisgroup->name);
if ((pipe_fp = popen(sigcmd, "r")) != NULL) {
while (fgets(cmd, PATH_LEN, pipe_fp))
fputs(cmd, fp);
pclose(pipe_fp);
} /* else issue an error-message? */
free(sigcmd);
return;
}
#endif /* !DONT_HAVE_PIPING */
get_cwd(cwd);
if (!strfpath(thisgroup->attribute->sigfile, path, sizeof(path), thisgroup)) {
if (!strfpath(tinrc.sigfile, path, sizeof(path), thisgroup))
joinpath(path, homedir, ".Sig");
}
/*
* Check to see if sigfile is a directory & if it is
* generate a random signature from sigs in sigdir. If
* the file path/.sigfixed or ~/.sigfixed exists (fixed
* part of random sig) then read it in first and append
* the random sig part onto the end.
*/
if ((sigfp = open_random_sig(path)) != NULL) {
#ifdef DEBUG
if (debug == 2)
error_message("USING random sig=[%s]", sigfile);
#endif /* DEBUG */
fprintf(fp, "\n%s", tinrc.sigdashes ? SIGDASHES : "\n");
joinpath(pathfixed, path, ".sigfixed");
#ifdef DEBUG
if (debug == 2)
error_message("TRYING fixed sig=[%s]", pathfixed);
#endif /* DEBUG */
if ((fixfp = fopen(pathfixed, "r")) != NULL) {
copy_fp(fixfp, fp);
fclose(fixfp);
} else {
joinpath(pathfixed, homedir, ".sigfixed");
#ifdef DEBUG
if (debug == 2)
error_message("TRYING fixed sig=[%s]", pathfixed);
#endif /* DEBUG */
if ((fixfp = fopen(pathfixed, "r")) != NULL) {
copy_fp(fixfp, fp);
fclose(fixfp);
}
}
copy_fp(sigfp, fp);
fclose(sigfp);
my_chdir(cwd);
return;
}
}
if ((sigfp = fopen(path, "r")) != NULL) {
fprintf(fp, "\n%s", tinrc.sigdashes ? SIGDASHES : "\n");
copy_fp(sigfp, fp);
fclose(sigfp);
return;
}
/*
* Use ~/.signature as a last resort, but only if mailing or
* using internal inews (external inews appends it automagically).
*/
if ((sigfp = fopen(default_signature, "r")) != NULL) {
if (include_dot_signature) {
fprintf(fp, "\n%s", tinrc.sigdashes ? SIGDASHES : "\n");
copy_fp(sigfp, fp);
}
fclose(sigfp);
}
}
/* Save user preferences to ~/.xdvirc. If `backup_only' is True,
it only writes to ~/.xdvirc.tmp and does not remove this temporary
file (this is used for synchronization between several xdvi instances).
*/
Boolean
save_user_preferences(Boolean full_save)
{
char testbuf[1024];
char *xdvirc_name;
char *tmpname;
FILE *from_fp, *to_fp;
int fd;
if (resource.no_init_file
|| m_user_db == NULL) /* nothing to do */
return True;
if (resource.remember_windowsize)
save_geometry();
xdvirc_name = get_xdvirc_path(xdvirc_filename);
if ((to_fp = fopen(xdvirc_name, "r")) != NULL) {
TRACE_GUI((stderr, "~/.xdvirc exists, checking file contents ..."));
if (fgets(testbuf, 1024, to_fp) != NULL &&
memcmp(testbuf, xdvirc_signature_line, strlen(xdvirc_signature_line)) != 0) {
popup_message(globals.widgets.top_level,
MSG_WARN,
"Xdvi uses the file ~/.xdvirc to save the preferences set via "
"the menu bar or the preferences dialog (in the Motif version only). "
"To avoid overwriting files created by the user, the first line of the "
"file is compared with a special signature line. If that signature line "
"is not found, the preferences won't be written. Your file doesn't seem "
"to contain that signature line. You should move the file to a safe location, "
"and then try to quit xdvi again.",
/* message */
"The file `%s' was apparently not written by xdvi(k). "
"Please move or delete this file first, then try to exit xdvi again. ",
xdvirc_name);
return False;
}
fclose(to_fp);
}
/* don't use xdvi_temp_fd here, since XrmPutFileDatabase()
closes the FILE*, creating a temp race */
tmpname = xstrdup(xdvirc_name);
tmpname = xstrcat(tmpname, ".tmp");
/* since XrmPutFileDatabase doesn't give a useful error message if it fails,
check that creating the file works beforehand. The file is created with 0600 permissions. */
if ((fd = try_open_mode(tmpname, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR)) < 0) {
XDVI_ERROR((stderr, "Could not save preferences!\nOpening %s for writing failed: %s", tmpname, strerror(errno)));
return True;
}
close(fd);
XrmPutFileDatabase(m_user_db, tmpname);
if (full_save) {
if ((from_fp = try_fopen(tmpname, "r")) == NULL) {
XDVI_ERROR((stderr, "Could not save preferences!\nOpening %s for reading failed: %s", tmpname, strerror(errno)));
return True;
}
/* again, create the file with 600 permissions */
if ((fd = try_open_mode(xdvirc_name, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR)) < 0) {
XDVI_ERROR((stderr, "Could not save preferences!\nOpening %s for writing failed: %s", xdvirc_name, strerror(errno)));
return True;
}
if ((to_fp = fdopen(fd, "w")) == NULL) {
XDVI_ERROR((stderr, "Could not save preferences!\nfdopen for %s for writing failed: %s", xdvirc_name, strerror(errno)));
return True;
}
if (fputs(xdvirc_signature_line, to_fp) == EOF
|| fputs(xdvirc_header, to_fp) == EOF
|| !copy_fp(from_fp, to_fp)) {
XDVI_ERROR((stderr, "Could not save preferences!\nError writing to %s: %s", xdvirc_name, strerror(errno)));
}
fclose(from_fp);
fclose(to_fp);
}
free(xdvirc_name);
if (full_save)
unlink(tmpname);
free(tmpname);
return True;
}