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	Wed Dec 11 17:53:34 2002 Owen Taylor <otaylor@redhat.com> * === Release 2.1.4 === * NEWS: Updates.
		
			
				
	
	
		
			131 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
## Portability defines that help interoperate with classic and modern autoconfs
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ifdef([AC_TR_SH],[
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define([GLIB_TR_SH],[AC_TR_SH([$1])])
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define([GLIB_TR_CPP],[AC_TR_CPP([$1])])
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], [
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define([GLIB_TR_SH],
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       [patsubst(translit([[$1]], [*+], [pp]), [[^a-zA-Z0-9_]], [_])])
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define([GLIB_TR_CPP],
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       [patsubst(translit([[$1]],
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  	                  [*abcdefghijklmnopqrstuvwxyz],
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 			  [PABCDEFGHIJKLMNOPQRSTUVWXYZ]),
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		 [[^A-Z0-9_]], [_])])
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])
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# GLIB_AC_DIVERT_BEFORE_HELP(STUFF)
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# ---------------------------------
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# Put STUFF early enough so that they are available for $ac_help expansion.
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# Handle both classic (<= v2.13) and modern autoconf
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AC_DEFUN([GLIB_AC_DIVERT_BEFORE_HELP],
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[ifdef([m4_divert_text], [m4_divert_text([NOTICE],[$1])],
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       [ifdef([AC_DIVERT], [AC_DIVERT([NOTICE],[$1])],
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              [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
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$1
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AC_DIVERT_POP()])])])
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dnl GLIB_IF_VAR_EQ (ENV_VAR, VALUE [, EQUALS_ACTION] [, ELSE_ACTION])
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AC_DEFUN(GLIB_IF_VAR_EQ,[
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        case "$[$1]" in
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        "[$2]"[)]
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                [$3]
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                ;;
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        *[)]
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                [$4]
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                ;;
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        esac
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])
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dnl GLIB_STR_CONTAINS (SRC_STRING, SUB_STRING [, CONTAINS_ACTION] [, ELSE_ACTION])
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AC_DEFUN(GLIB_STR_CONTAINS,[
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        case "[$1]" in
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        *"[$2]"*[)]
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                [$3]
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                ;;
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        *[)]
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                [$4]
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                ;;
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        esac
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])
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dnl GLIB_ADD_TO_VAR (ENV_VARIABLE, CHECK_STRING, ADD_STRING)
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AC_DEFUN(GLIB_ADD_TO_VAR,[
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        GLIB_STR_CONTAINS($[$1], [$2], [$1]="$[$1]", [$1]="$[$1] [$3]")
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])
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# GLIB_SIZEOF (INCLUDES, TYPE, ALIAS)
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# ---------------------------------------------------------------
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# The definition here is based of that of AC_CHECK_SIZEOF
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AC_DEFUN([GLIB_SIZEOF],
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[AS_LITERAL_IF([$3], [],
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               [AC_FATAL([$0: requires literal arguments])])dnl
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AC_CACHE_CHECK([size of $2], AS_TR_SH([glib_cv_sizeof_$3]),
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[ # The cast to unsigned long works around a bug in the HP C Compiler
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  # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
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  # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
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  # This bug is HP SR number 8606223364.
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  _AC_COMPUTE_INT([(long) (sizeof ($2))],
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                  [AS_TR_SH([glib_cv_sizeof_$3])],
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                  [AC_INCLUDES_DEFAULT([$1])],
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                  [AC_MSG_ERROR([cannot compute sizeof ($2), 77])])
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])dnl
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AC_DEFINE_UNQUOTED(GLIB_TR_CPP(glib_sizeof_$3), $AS_TR_SH([glib_cv_sizeof_$3]),
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                   [The size of $3, as computed by sizeof.])
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])# GLIB_SIZEOF
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dnl GLIB_BYTE_CONTENTS (INCLUDES, TYPE, ALIAS, N_BYTES, INITIALIZER)
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AC_DEFUN(GLIB_BYTE_CONTENTS,
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[pushdef([glib_ByteContents], GLIB_TR_SH([glib_cv_byte_contents_$3]))dnl
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AC_CACHE_CHECK([byte contents of $5], glib_ByteContents,
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[AC_TRY_RUN([#include <stdio.h>
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$1
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main()
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{
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  static $2 tv = $5;
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  char *p = (char*) &tv;
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  int i;
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  FILE *f=fopen("conftestval", "w");
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  if (!f) exit(1);
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  for (i = 0; i < $4; i++)
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    fprintf(f, "%s%d", i?",":"", *(p++));
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  fprintf(f, "\n");
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  exit(0);
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}], 
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   [glib_ByteContents=`cat conftestval`  dnl''
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], 
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   [glib_ByteContents=no],
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   [glib_ByteContents=no])])
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AC_DEFINE_UNQUOTED(GLIB_TR_CPP(glib_byte_contents_$3), [$[]glib_ByteContents],
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	[Byte contents of $3])
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popdef([glib_ByteContents])dnl
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])
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# GLIB_CHECK_VALUE(SYMBOL, INCLUDES, ACTION-IF-FAIL)
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# ---------------------------------------------------------------
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AC_DEFUN([GLIB_CHECK_VALUE],
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[AC_CACHE_CHECK([value of $1], AS_TR_SH([glib_cv_value_$1]),
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  [_AC_COMPUTE_INT([$1], AS_TR_SH([glib_cv_value_$1]), [$2], [$3])])
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])dnl
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# GLIB_CHECK_COMPILE_WARNINGS(PROGRAM, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
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# ---------------------------------------------------------------------
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# Try to compile PROGRAM, check for warnings
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m4_define([GLIB_CHECK_COMPILE_WARNINGS],
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[m4_ifvaln([$1], [AC_LANG_CONFTEST([$1])])dnl
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rm -f conftest.$ac_objext
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glib_ac_compile_save="$ac_compile"
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ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext'
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AS_IF([_AC_EVAL_STDERR($ac_compile) &&
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         AC_TRY_COMMAND([(if test -s conftest.err; then false ; else true; fi)])],
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      [$2],
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      [echo "$as_me: failed program was:" >&AS_MESSAGE_LOG_FD
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cat conftest.$ac_ext >&AS_MESSAGE_LOG_FD
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m4_ifvaln([$3],[$3])dnl])dnl
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ac_compile="$glib_ac_compile_save"
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rm -f conftest.$ac_objext conftest.err m4_ifval([$1], [conftest.$ac_ext])[]dnl
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])# GLIB_CHECK_COMPILE_WARNINGS
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# GLIB_ASSERT_SET(VARIABLE)
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# -------------------------
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AC_DEFUN([GLIB_ASSERT_SET],
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[if test "x${$1+set}" != "xset" ; then
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  AC_MSG_ERROR($1 [must be set in cache file when cross-compiling.])
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fi
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])dnl |