static char *
lib_dlb_fgets(char *buf, int len, dlb * dp)
{
int i;
char *bp, c = 0;
if (len <= 0)
return buf; /* sanity check */
/* return NULL on EOF */
if (dp->mark >= dp->size)
return NULL;
len--; /* save room for null */
for (i = 0, bp = buf; i < len && dp->mark < dp->size && c != '\n';
i++, bp++) {
if (dlb_fread(bp, 1, 1, dp) <= 0)
break; /* EOF or error */
c = *bp;
}
*bp = '\0';
#if defined(WIN32)
if ((bp = strchr(buf, '\r')) != 0) {
*bp++ = '\n';
*bp = '\0';
}
#endif
return buf;
}
void display_file(const char *fname, boolean complain)
{
dlb *fp;
char *buf;
int fsize;
fp = dlb_fopen(fname, "r");
if (!fp) {
if (complain) {
pline("Cannot open \"%s\".", fname);
} else if (program_state.something_worth_saving) doredraw();
} else {
dlb_fseek(fp, 0, SEEK_END);
fsize = dlb_ftell(fp);
dlb_fseek(fp, 0, SEEK_SET);
buf = malloc(fsize);
dlb_fread(buf, fsize, 1, fp);
dlb_fclose(fp);
display_buffer(buf, complain);
free(buf);
}
}
static void
Fread (void *ptr, int size, int nitems, dlb *stream)
{
int cnt;
if ((cnt = dlb_fread(ptr, size, nitems, stream)) != nitems) {
panic("PREMATURE EOF ON QUEST TEXT FILE! Expected %d bytes, got %d",
(size * nitems), (size * cnt));
}
}
