Snippets for bochs 3.1 from Fedora x86_64

Sourced from https://kojipkgs.fedoraproject.org/packages/bochs/3.1/1.fc46/data/logs/x86_64/build.log.

• netmod.cc:235:13: warning: ignoring return value of ‘char* getcwd(char*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    235 |       getcwd(filename, BX_PATHNAME_LEN);
        |       ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• hdimage.cc:1777:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1777 |   ::write(fd, &header, dtoh32(header.standard.header));
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• hdimage.cc:1781:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1781 |   ::write(fd, catalog, dtoh32(header.specific.catalog) * sizeof (Bit32u));
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• hdimage.cc:2026:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   2026 |       ::write(fd, zerobuffer, 512);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
  

• hdimage.cc:2030:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   2030 |       ::write(fd, zerobuffer, 512);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
  

• init.cc:210:16: warning: ‘new’ of type ‘bxICache_c’ with extended alignment 64 [-Waligned-new=]
    210 |   iCache = new bxICache_c;
        |                ^~~~~~~~~~
  

• misc_mem.cc:261:11: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    261 |       read(fd, &BX_MEM_THIS rom[BIOSROMSZ - offset], size);
        |       ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• misc_mem.cc:287:12: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    287 |       write(fd, &BX_MEM_THIS rom[BIOSROMSZ - offset], size);
        |       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• vmware4.cc:341:12: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    341 |     ::write(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• vmware4.cc:350:11: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    350 |     ::read(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• vmware4.cc:366:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    366 |   ::write(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• vpc.h:48:36: warning: array subscript ‘struct vhd_dyndisk_header_t[0]’ is partly outside array bounds of ‘Bit8u[512]’ [-Warray-bounds=]
     48 | #define be32_to_cpu(val) bx_bswap32(val)
  

• vpc.h:49:36: warning: array subscript ‘struct vhd_dyndisk_header_t[0]’ is partly outside array bounds of ‘Bit8u[512]’ [-Warray-bounds=]
     49 | #define be64_to_cpu(val) bx_bswap64(val)
  

• serial.cc:1486:16: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1486 |         ::write(BX_SER_THIS s[port].tty_id, (bx_ptr_t) & BX_SER_THIS s[port].tsrbuffer, 1);
        |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• serial.cc:1643:24: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1643 |           (void) ::read(BX_SER_THIS s[port].tty_id, &chbuf, 1);
        |                  ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• vvfat.cc:1550:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1550 |       ::write(fd, buffer, csize);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~
  

• vvfat.cc:1553:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1553 |       ::write(fd, buffer, fsize);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~
  

• keymap.cc:130:28: warning: ‘/keymaps/’ directive writing 9 bytes into a region of size between 1 and 512 [-Wformat-overflow=]
    130 |       sprintf(keymap_file, "%s" DIRECTORY_SEPARATOR "keymaps" DIRECTORY_SEPARATOR "%s-pc-%s.map",
        |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• gui.cc:635:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    635 |     write(fd, bmp_header, 54);
        |     ~~~~~^~~~~~~~~~~~~~~~~~~~
  

• gui.cc:637:12: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    637 |       write(fd, BX_GUI_THIS palette, 256 * 4);
        |       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• gui.cc:669:12: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    669 |       write(fd, row_buffer, rlen);
        |       ~~~~~^~~~~~~~~~~~~~~~~~~~~~
  

• main.cc:1371:31: warning: ‘new’ of type ‘BX_CPU_C’ with extended alignment 32 [-Waligned-new=]
   1371 |     BX_CPU(i) = new BX_CPU_C(i);
        |                               ^
  

• slirp/tftp.cc:607:18: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    607 |             write(spt->fd, tp->x.tp_data.tp_buf, nobytes);
        |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• netutil.cc:1391:16: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1391 |           write(fs->data_xfer_fd, data, data_len);
        |           ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• netutil.cc:1596:9: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1596 |     read(fs->data_xfer_fd, buffer, data_len);
        |     ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• netutil.cc:1685:18: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1685 |             write(fd, linebuf, strlen(linebuf));
        |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• netutil.cc:2245:30: warning: ‘%s’ directive writing up to 511 bytes into a region of size between 0 and 511 [-Wformat-overflow=]
   2245 |     sprintf(s->filename, "%s/%s", tpath, tname);
        |                              ^~
  

• config.cc:775:17: warning: ‘/BIOS-bochs-latest’ directive writing 18 bytes into a region of size between 1 and 512 [-Wformat-overflow=]
    775 |   sprintf(name, "%s" DIRECTORY_SEPARATOR "BIOS-bochs-latest", bxshare);
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• config.cc:804:17: warning: ‘/VGABIOS-lgpl-latest.bin’ directive writing 24 bytes into a region of size between 1 and 512 [-Wformat-overflow=]
    804 |   sprintf(name, "%s" DIRECTORY_SEPARATOR "VGABIOS-lgpl-latest.bin", bxshare);
        |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/hdimage.cc:1777:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1777 |   ::write(fd, &header, dtoh32(header.standard.header));
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/hdimage.cc:1781:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1781 |   ::write(fd, catalog, dtoh32(header.specific.catalog) * sizeof (Bit32u));
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/hdimage.cc:2026:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   2026 |       ::write(fd, zerobuffer, 512);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/hdimage.cc:2030:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   2030 |       ::write(fd, zerobuffer, 512);
        |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/vmware4.cc:341:12: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    341 |     ::write(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/vmware4.cc:350:11: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    350 |     ::read(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/vmware4.cc:366:10: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    366 |   ::write(file_descriptor, tlb, (unsigned)header.tlb_size_sectors * SECTOR_SIZE);
        |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/hdimage/vhdx.cc:144:38: warning: variable ‘active_header’ set but not used [-Wunused-but-set-variable=]
    144 |   vhdx_header_t *header1, *header2, *active_header;
        |                                      ^~~~~~~~~~~~~
  

• ./iodev/hdimage/vpc.h:48:36: warning: array subscript ‘struct vhd_dyndisk_header_t[0]’ is partly outside array bounds of ‘Bit8u[512]’ [-Warray-bounds=]
     48 | #define be32_to_cpu(val) bx_bswap32(val)
  

• ./iodev/hdimage/vpc.h:49:36: warning: array subscript ‘struct vhd_dyndisk_header_t[0]’ is partly outside array bounds of ‘Bit8u[512]’ [-Warray-bounds=]
     49 | #define be64_to_cpu(val) bx_bswap64(val)
  

• ./iodev/network/netutil.cc:1391:16: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1391 |           write(fs->data_xfer_fd, data, data_len);
        |           ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/network/netutil.cc:1596:9: warning: ignoring return value of ‘ssize_t read(int, void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1596 |     read(fs->data_xfer_fd, buffer, data_len);
        |     ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/network/netutil.cc:1685:18: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   1685 |             write(fd, linebuf, strlen(linebuf));
        |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  

• ./iodev/network/netutil.cc:2245:30: warning: ‘%s’ directive writing up to 511 bytes into a region of size between 0 and 511 [-Wformat-overflow=]
   2245 |     sprintf(s->filename, "%s/%s", tpath, tname);
        |                              ^~
  

• debugstuff.cc:373:14: warning: format ‘%x’ expects argument of type ‘unsigned int’, but argument 3 has type ‘bx_address’ {aka ‘long unsigned int’} [-Wformat=]
    373 |     BX_INFO(("| CR4=0x%08x: %s", cr4, stringify_CR4(cr4, s)));
        |              ^~~~~~~~~~~~~~~~~~  ~~~
        |                                  |
        |                                  bx_address {aka long unsigned int}
  

• iodev/network/slirp/tftp.h:45:8: warning: type 'struct tftp_session' violates the C++ One Definition Rule [-Wodr]
     45 | struct tftp_session {
        |        ^
  

• rombios32.c:376:22: warning: variable ‘k’ set but not used [-Wunused-but-set-variable=]
    376 |         volatile int k = 0;
        |                      ^
  

• rombios32.c:492:5: warning: array subscript 0 is outside array bounds of ‘uint32_t[0]’ {aka ‘unsigned int[]’} [-Warray-bounds=]
    492 |     *(uint32_t *)SMP_MSR_ADDR = 0;