kc3-lang/gnulib/m4/clock_time.m4

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• Hash : fe1f3714
  Author :
  Date : 2023-01-07T11:10:34
  

  clock_time: Rename LIB_CLOCK_GETTIME to CLOCK_TIME_LIB.
  
  * m4/clock_time.m4: Rename LIB_CLOCK_GETTIME to CLOCK_TIME_LIB.
  All uses changed.
  * NEWS: Mention the change.
  

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• m4/clock_time.m4

• # clock_time.m4 serial 12
  dnl Copyright (C) 2002-2006, 2009-2023 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
  dnl with or without modifications, as long as this notice is preserved.
  
  # Check for clock_getres, clock_gettime and clock_settime,
  # and set CLOCK_TIME_LIB.
  # For a program named, say foo, you should add a line like the following
  # in the corresponding Makefile.am file:
  # foo_LDADD = $(LDADD) $(CLOCK_TIME_LIB)
  
  AC_DEFUN([gl_CLOCK_TIME],
  [
    dnl Persuade glibc and Solaris <time.h> to declare these functions.
    AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
  
    # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
    # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
  
    # Save and restore LIBS so e.g., -lrt, isn't added to it.  Otherwise, *all*
    # programs in the package would end up linked with that potentially-shared
    # library, inducing unnecessary run-time overhead.
    CLOCK_TIME_LIB=
    AC_SUBST([CLOCK_TIME_LIB])
    gl_saved_libs=$LIBS
      AC_SEARCH_LIBS([clock_gettime], [rt posix4],
                     [test "$ac_cv_search_clock_gettime" = "none required" ||
                      CLOCK_TIME_LIB=$ac_cv_search_clock_gettime])
      AC_CHECK_FUNCS([clock_getres clock_gettime clock_settime])
    LIBS=$gl_saved_libs
    # For backward compatibility.
    LIB_CLOCK_GETTIME="$CLOCK_TIME_LIB"
    AC_SUBST([LIB_CLOCK_GETTIME])
  ])
  

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