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   if (fscanf(file, "%64s", g_host)) {

 g_host[50],

cinfo.c: In function 'get_mem':
cinfo.c:347:76: warning: ']' directive writing 1 byte into a region of size between 0 and 31 [-Wformat-overflow=]
  347 |                 sprintf(g_mem, "%dMiB%s%dMiB [%.1f%%]%s%dMiB%s%dMiB [%.1f%%]", \

cinfo.c: In function 'get_cpu':
cinfo.c:225:29: warning: '%s' directive writing up to 255 bytes into a region of size 47 [-Wformat-overflow=]
  225 |                         "%s/%s", CPU_TEMP_PATH, entry->d_name);
      |                             ^~

cinfo.c: In function 'get_cpu':
cinfo.c:227:26: warning: '%s' directive writing up to 63 bytes into a region of size 48 [-Wformat-overflow=]
  227 |                         "%s/name", temp_path);
      |                          ^~        ~~~~~~~~~
In function 'sprintf',
    inlined from 'get_cpu' at cinfo.c:226:17:
/usr/include/bits/stdio2.h:30:10: note: '__sprintf_chk' output between 6 and 69 bytes into a destination of size 48
   30 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   31 |                                   __glibc_objsize (__s), __fmt,
      |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   32 |                                   __va_arg_pack ());
      |                                   ~~~~~~~~~~~~~~~~~
cinfo.c: In function 'get_cpu':
cinfo.c:263:35: warning: ' [' directive writing 2 bytes into a region of size between 1 and 65 [-Wformat-overflow=]
  263 |                 sprintf(g_cpu, "%s [%.1f%s]", g_cpu, temp, CPU_TEMP);
      |                                   ^~
In function 'sprintf',
    inlined from 'get_cpu' at cinfo.c:263:17:
/usr/include/bits/stdio2.h:30:10: note: '__sprintf_chk' output between 9 and 382 bytes into a destination of size 65
   30 |   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   31 |                                   __glibc_objsize (__s), __fmt,
      |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   32 |                                   __va_arg_pack ());
      |                                   ~~~~~~~~~~~~~~~~~