Remove unused HD macros (#3120)

* Remove unused HD macros
The library prefixes most C and POSIX API calls with 'HD'. We are
going to start removing these so the code looks like normal C.

This PR removes most of the unused HD markup macros.

* Replace ntohl/ntohs

config/cmake/ConfigureChecks.cmake

@@ -425,13 +425,6 @@ if (MINGW OR NOT WINDOWS)
   endif ()
   CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)
   CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)
-
-  # ----------------------------------------------------------------------
-  # cygwin user credentials are different then on linux
-  #
-  if (NOT CYGWIN AND NOT MINGW)
-    CHECK_FUNCTION_EXISTS (getpwuid        ${HDF_PREFIX}_HAVE_GETPWUID)
-  endif ()
 endif ()
 
 #-----------------------------------------------------------------------------
@@ -451,10 +444,6 @@ CHECK_FUNCTION_EXISTS (rand_r            ${HDF_PREFIX}_HAVE_RAND_R)
 CHECK_FUNCTION_EXISTS (random            ${HDF_PREFIX}_HAVE_RANDOM)
 CHECK_FUNCTION_EXISTS (setsysinfo        ${HDF_PREFIX}_HAVE_SETSYSINFO)
 
-CHECK_FUNCTION_EXISTS (siglongjmp        ${HDF_PREFIX}_HAVE_SIGLONGJMP)
-CHECK_FUNCTION_EXISTS (sigsetjmp         ${HDF_PREFIX}_HAVE_SIGSETJMP)
-CHECK_FUNCTION_EXISTS (sigprocmask       ${HDF_PREFIX}_HAVE_SIGPROCMASK)
-
 CHECK_FUNCTION_EXISTS (strcasestr        ${HDF_PREFIX}_HAVE_STRCASESTR)
 CHECK_FUNCTION_EXISTS (strdup            ${HDF_PREFIX}_HAVE_STRDUP)
 CHECK_FUNCTION_EXISTS (symlink           ${HDF_PREFIX}_HAVE_SYMLINK)

config/cmake/H5pubconf.h.in

@@ -151,9 +151,6 @@
 /* Define to 1 if you have the `gethostname' function. */
 #cmakedefine H5_HAVE_GETHOSTNAME @H5_HAVE_GETHOSTNAME@
 
-/* Define to 1 if you have the `getpwuid' function. */
-#cmakedefine H5_HAVE_GETPWUID @H5_HAVE_GETPWUID@
-
 /* Define to 1 if you have the `getrusage' function. */
 #cmakedefine H5_HAVE_GETRUSAGE @H5_HAVE_GETRUSAGE@
 
@@ -267,15 +264,6 @@
 /* Define to 1 if you have the `setsysinfo' function. */
 #cmakedefine H5_HAVE_SETSYSINFO @H5_HAVE_SETSYSINFO@
 
-/* Define to 1 if you have the `siglongjmp' function. */
-#cmakedefine H5_HAVE_SIGLONGJMP @H5_HAVE_SIGLONGJMP@
-
-/* Define to 1 if you have the `sigprocmask' function. */
-#cmakedefine H5_HAVE_SIGPROCMASK @H5_HAVE_SIGPROCMASK@
-
-/* Define to 1 if you have the `sigsetjmp' function. */
-#cmakedefine H5_HAVE_SIGSETJMP @H5_HAVE_SIGSETJMP@
-
 /* Define to 1 if you have the `stat64' function. */
 #cmakedefine H5_HAVE_STAT64 @H5_HAVE_STAT64@
 

configure.ac

@@ -2033,7 +2033,7 @@ case "`uname`" in
   CYGWIN*)
     ;;
   *)
-    AC_CHECK_FUNCS([GetConsoleScreenBufferInfo getpwuid])
+    AC_CHECK_FUNCS([GetConsoleScreenBufferInfo])
     ;;
 esac
 AC_CHECK_FUNCS([_scrsize ioctl])
@@ -2080,7 +2080,6 @@ AC_SEARCH_LIBS([clock_gettime], [rt posix4])
 AC_CHECK_FUNCS([alarm asprintf clock_gettime fcntl flock fork])
 AC_CHECK_FUNCS([gethostname getrusage gettimeofday])
 AC_CHECK_FUNCS([rand_r random setsysinfo])
-AC_CHECK_FUNCS([siglongjmp sigsetjmp sigprocmask])
 AC_CHECK_FUNCS([strcasestr strdup symlink])
 AC_CHECK_FUNCS([tmpfile vasprintf waitpid])