[fix] fix compile warning

src/single_window/remote_peer_window.cpp

@@ -158,7 +158,8 @@ int Render::ConnectTo(const std::string &remote_id, const char *password,
   if (!props->connection_established_) {
     props->remember_password_ = remember_password;
     if (strcmp(password, "") != 0) {
-      memcpy(props->remote_password_, password, sizeof(password));
+      strncpy(props->remote_password_, password,
+              sizeof(props->remote_password_));
     }
     ret = JoinConnection(props->peer_, remote_id.c_str(), password);
     if (0 == ret) {

src/single_window/stb_image.h

@@ -3694,7 +3694,7 @@ static int stbi__decode_jpeg_image(stbi__jpeg *j) {
   if (!stbi__decode_jpeg_header(j, STBI__SCAN_load)) return 0;
   m = stbi__get_marker(j);
   while (!stbi__EOI(m)) {
-    if (stbi__SOS(m)) {
+    if (stbi__SOS(m) == true) {
       if (!stbi__process_scan_header(j)) return 0;
       if (!stbi__parse_entropy_coded_data(j)) return 0;
       if (j->marker == STBI__MARKER_none) {
@@ -3704,7 +3704,7 @@ static int stbi__decode_jpeg_image(stbi__jpeg *j) {
       }
       m = stbi__get_marker(j);
       if (STBI__RESTART(m)) m = stbi__get_marker(j);
-    } else if (stbi__DNL(m)) {
+    } else if (stbi__DNL(m) == true) {
       int Ld = stbi__get16be(j->s);
       stbi__uint32 NL = stbi__get16be(j->s);
       if (Ld != 4) return stbi__err("bad DNL len", "Corrupt JPEG");
@@ -7579,8 +7579,7 @@ static char *stbi__hdr_gettoken(stbi__context *z, char *buffer) {
     buffer[len++] = c;
     if (len == STBI__HDR_BUFLEN - 1) {
       // flush to end of line
-      while (!stbi__at_eof(z) && stbi__get8(z) != '\n')
-        ;
+      while (!stbi__at_eof(z) && stbi__get8(z) != '\n');
       break;
     }
     c = (char)stbi__get8(z);

src/single_window/stb_image_write.h

@@ -816,8 +816,8 @@ static int stbi_write_hdr_core(stbi__write_context *s, int x, int y, int comp,
         sprintf_s(buffer, sizeof(buffer),
                   "EXPOSURE=          1.0000000000000\n\n-Y %d +X %d\n", y, x);
 #else
-    len = sprintf(buffer, "EXPOSURE=          1.0000000000000\n\n-Y %d +X %d\n",
-                  y, x);
+    len = snprintf(buffer, sizeof(buffer),
+                   "EXPOSURE=          1.0000000000000\n\n-Y %d +X %d\n", y, x);
 #endif
     s->func(s->context, buffer, len);
 
@@ -1024,12 +1024,10 @@ STBIWDEF unsigned char *stbi_zlib_compress(unsigned char *data, int data_len,
     if (bestloc) {
       int d = (int)(data + i - bestloc);  // distance back
       STBIW_ASSERT(d <= 32767 && best <= 258);
-      for (j = 0; best > lengthc[j + 1] - 1; ++j)
-        ;
+      for (j = 0; best > lengthc[j + 1] - 1; ++j);
       stbiw__zlib_huff(j + 257);
       if (lengtheb[j]) stbiw__zlib_add(best - lengthc[j], lengtheb[j]);
-      for (j = 0; d > distc[j + 1] - 1; ++j)
-        ;
+      for (j = 0; d > distc[j + 1] - 1; ++j);
       stbiw__zlib_add(stbiw__zlib_bitrev(j, 5), 5);
       if (disteb[j]) stbiw__zlib_add(d - distc[j], disteb[j]);
       i += best;