clean up the STATUS file

Also add "!" in front of lines requiring more work to complete for
visual cues of progress.

STATUS

@@ -1,7 +1,7 @@
 This file describes the implementation status and some notes; information is
 taken from the C99 standard (ISO/IEC 9899:1999), section 7 ("Library").
 
-Notes for implementers:
+# Notes for implementers
 
 7.1.2§6:
   Use (extern) in all function prototypes
@@ -14,6 +14,8 @@ Notes for implementers:
   address of the function can be taken; don't rely on the macro being defined,
   as the user can remove it except in some special cases
 
+# Status
+
 In this file, every definition is classified in one of several implementation
 statuses. There are 5 stages that every definition should go through.
 
@@ -24,10 +26,9 @@ TEST:       Function/symbol/macro needs to be tested
 DONE:       Function/symbol/macro is defined, builds, links, and is tested
 
 7.2 <assert.h>
-    7.2.1 assert: LDEPS(fprintf,stderr,abort)
+!   7.2.1 assert: LDEPS(fprintf,stderr,abort)
 
-7.3 <complex.h>
+7.3 <complex.h> => OpenLibm
-    Provided by Lephenixnoir's port of OpenLibm.
 
 7.4 <ctype.h>
     7.4.1 is*: DONE
@@ -36,88 +37,120 @@ DONE:       Function/symbol/macro is defined, builds, links, and is tested
 7.5 <errno.h>
     7.5.2 EDOM EILSEQ ERANGE: DONE
 
-7.6 <fenv.h>
+7.6 <fenv.h> => OpenLibm
-    Provided by Lephenixnoir's port of OpenLibm.
 
-7.7 <float.h>
+7.7 <float.h> => GCC
-    Provided by GCC.
 
 7.8 <inttypes.h>
-    7.8.1   PRI* macros: LDEPS(*printf)
+!   7.8.1   PRI* macros: LDEPS(*printf)
-    7.8.1   SCN* macros: LDEPS(*scanf)
+!   7.8.1   SCN* macros: LDEPS(*scanf)
     7.8.2.1 imaxabs: DONE
     7.8.2.2 imaxdiv: DONE
     7.8.2.3 strtoimax strtoumax: DONE
-    7.8.2.4 wcstoimax wcstoumax: TODO
+!   7.8.2.4 wcstoimax wcstoumax: TODO
 
-7.9 <iso646.h>
+7.9 <iso646.h> => GCC
-    Provided by GCC.
 
-7.10 <limits.h>
+7.10 <limits.h> => GCC
-     Provided by GCC.
 
 7.11 <locale.h>
-     7.11.1 setlocale: TEST
+!    7.11.1 setlocale: TEST
-     7.11.2 localeconv: TEST
+!    7.11.2 localeconv: TEST
 
-     What if we wanted to support more locales?
+7.12 <math.h> => OpenLibm
-     -> Need to a mechanism to supply the raw information, similar to the text
-        files in /usr/share/i18n/locales
-     -> Implement setlocale() and localeconv() properly (not hard)
-     -> Probably support nl_langinfo(), which is much better than localeconv()
-     -> Fix the "TODO: locale: ..." messages wherever assumptions on the locale
-        are made in the code
-
-7.12 <math.h>
-     Provided by Lephenixnoir's port of OpenLibm.
 
 7.13 <setjmp.h>
-     7.13.1 setjmp: TEST
+!    7.13.1 setjmp: TEST
-     7.13.2 longjmp: TEST
+!    7.13.2 longjmp: TEST
 
 7.14 <signal.h>
-     TODO: Difficult; the execution environment might not support signals
+!    7.14.1    Macros and stuff: TODO
+!    7.14.1.1  signal: TODO
+!    7.14.1.2  raise: TODO
 
-7.15 <stdarg.h>
+7.15 <stdarg.h> => GCC
-     Provided by GCC.
 
-7.16 <stdbool.h>
+7.16 <stdbool.h> => GCC
-     Provided by GCC.
 
-7.17 <stddef.h>
+7.17 <stddef.h> => GCC
-     Provided by GCC.
 
-7.18 <stdint.h>
+7.18 <stdint.h> => GCC
-     Provided by GCC.
 
 7.19 <stdio.h>
-     TODO (will give the full list later on)
+!    7.19.1  Introduction: TODO
+!    7.19.4  Operations on files: TODO
+!    7.19.5  File access functions: TODO
+!    7.19.6  Formatted input/output functions: TODO
+!    7.19.7  Character input/output functions: TODO
+!    7.19.8  Direct input/output functions: TODO
+!    7.19.9  File positioning functions: TODO
+!    7.19.10 Error-handling functions: TODO
 
 7.20 <stdlib.h>
-     7.20.1.1  atof: TODO
+!    7.20.1.1  atof: TODO
      7.20.1.2  atoi, atol, atoll: DONE
-     7.20.1.3  strtod, strtof, strtold: TODO
+!    7.20.1.3  strtod, strtof, strtold: TODO
      7.20.1.4  strtol, strtoul, strtoll, strtoull: DONE
-     7.20.2  Pseudo-random sequence generation functions: TODO
+!    7.20.2  Pseudo-random sequence generation functions: TODO
-     7.20.3  Memory management functions: TODO (check existing code first)
+!    7.20.3  Memory management functions: TODO (check existing code first)
-     7.20.4  Communication with the environment: TODO
+!    7.20.4  Communication with the environment: TODO
-     7.20.5  Searching and sorting utilities: TODO
+!    7.20.5  Searching and sorting utilities: TODO
      7.20.6.1  abs, labs, llabs: DONE
      7.20.6.2  div, ldiv, lldiv: DONE
-     7.20.7  Multibyte/wide character conversion functions: TODO
+!    7.20.7  Multibyte/wide character conversion functions: TODO
-     7.20.8  Multibyte/wide string conversion functions: TODO
+!    7.20.8  Multibyte/wide string conversion functions: TODO
 
 7.21 <string.h>
-     TODO (will give the full list later on)
+     7.21.2.1  memcpy: DONE
+     7.21.2.2  memmove: DONE
+!    7.21.2.3  strcpy: TODO
+!    7.21.2.4  strncpy: TODO
+!    7.21.3.1  strcat: TODO
+!    7.21.3.2  strncat: TODO
+!    7.21.4.1  memcmp: TEST
+!    7.21.4.2  strcmp: TODO
+!    7.21.4.3  strcoll: TODO
+!    7.21.4.4  strncmp: TODO
+!    7.21.4.5  strxfrm: TODO
+!    7.21.5.1  memchr: TODO
+!    7.21.5.2  strchr: TODO
+!    7.21.5.3  strcspn: TODO
+!    7.21.5.4  strpbrk: TODO
+!    7.21.5.5  strrchr: TODO
+!    7.21.5.6  strspn: TODO
+!    7.21.5.7  strstr: TODO
+!    7.21.5.8  strtok: TODO
+     7.21.6.1  memset: DONE
+!    7.21.6.2  strerror: TODO
+!    7.21.6.3  strlen: TODO
 
-7.22 <tgmath.h>
+7.22 <tgmath.h> => GCC
-     Provided by GCC.
 
 7.23 <time.h>
-     TODO (will give the full list later on)
+!    7.23.1    Components of time: TODO
+!    7.23.2.1  clock: TODO
+!    7.23.2.2  difftime: TODO
+!    7.23.2.3  mktime: TODO
+!    7.23.2.4  time: TODO
+!    7.23.3.1  asctime: TODO
+!    7.23.3.2  ctime: TODO
+!    7.23.3.3  gmtime: TODO
+!    7.23.3.4  localtime: TODO
+!    7.23.3.5  strftime: TODO
 
 7.24 <wchar.h>
      TODO (not a priority)
 
 7.25 <wctype.h>
      TODO (not a priority)
+
+# Supporting locales
+
+What if we wanted to support more locales?
+-> Need to a mechanism to supply the raw information, similar to the text files
+   in /usr/share/i18n/locales
+-> Implement setlocale() and localeconv() properly (not hard)
+-> Probably support nl_langinfo(), which is much better than localeconv()
+-> Fix the "TODO: locale: ..." messages wherever assumptions on the locale are
+   made in the code
+-> Properly implement strcoll() and strxfrm()