global: convert indentation-TABs to spaces

Transformed via this shell code:
t=$'\t'
git ls-files \
  | grep -vE '(^|/)((GNU)?[Mm]akefile|ChangeLog)|\.(am|mk)$' \
  | grep -vE 'tests/pr/|help2man' \
  | xargs grep -lE "^ *$t" \
  | xargs perl -MText::Tabs -ni -le \
    '$m=/^( *\t[ \t]*)(.*)/; print $m ? expand($1) . $2 : $_'

5 files changed, 41 insertions, 41 deletions

diff --git a/m4/include-exclude-prog.m4 b/m4/include-exclude-prog.m4
index ea4c169a2..51bd1d036 100644
--- a/m4/include-exclude-prog.m4
+++ b/m4/include-exclude-prog.m4
@@ -36,8 +36,8 @@ AC_DEFUN([gl_INCLUDE_EXCLUDE_PROG],
   gl_no_install_progs_default=`echo '$2'|sed 's/,/ /g'`
   AC_ARG_ENABLE([install-program],
     [AS_HELP_STRING([--enable-install-program=PROG_LIST],
-		    [install the programs in PROG_LIST (comma-separated,
-		    default: none)])],
+                    [install the programs in PROG_LIST (comma-separated,
+                    default: none)])],
     [gl_do_install_prog=$enableval],
     [gl_do_install_prog=]
   )
@@ -46,8 +46,8 @@ AC_DEFUN([gl_INCLUDE_EXCLUDE_PROG],
   # use --enable-no-install-program=A,B
   AC_ARG_ENABLE([no-install-program],
     [AS_HELP_STRING([--enable-no-install-program=PROG_LIST],
-		    [do NOT install the programs in PROG_LIST
-		    (comma-separated, default: $2)])],
+                    [do NOT install the programs in PROG_LIST
+                    (comma-separated, default: $2)])],
     [gl_no_install_prog=$enableval],
     [gl_no_install_prog=]
   )
@@ -78,7 +78,7 @@ AC_DEFUN([gl_INCLUDE_EXCLUDE_PROG],
       # Warn about a request not to install a program that is
       # already on the default-no-install list.
       case " $gl_no_install_progs_default " in
-	*" $gl_i "*) gl_msg="by default, '$gl_i' is not installed" ;;
+        *" $gl_i "*) gl_msg="by default, '$gl_i' is not installed" ;;
       esac
     fi
 
diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 32a0954a7..416a0af25 100644
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -37,9 +37,9 @@ AC_DEFUN([coreutils_MACROS],
 
   # By default, argmatch should fail calling usage (1).
   AC_DEFINE([ARGMATCH_DIE], [usage (1)],
-	    [Define to the function xargmatch calls on failures.])
+            [Define to the function xargmatch calls on failures.])
   AC_DEFINE([ARGMATCH_DIE_DECL], [void usage (int _e)],
-	    [Define to the declaration of the xargmatch failure function.])
+            [Define to the declaration of the xargmatch failure function.])
 
   # used by ls
   AC_REQUIRE([gl_CLOCK_TIME])
@@ -52,13 +52,13 @@ AC_DEFUN([coreutils_MACROS],
     AC_CHECK_FUNCS([matchpathcon_init_prefix], [],
     [
       case "$ac_cv_search_setfilecon:$ac_cv_header_selinux_selinux_h" in
-	no:*) # SELinux disabled
-	  ;;
-	*:no) # SELinux disabled
-	  ;;
-	*)
-	AC_MSG_WARN([SELinux enabled, but matchpathcon_init_prefix not found])
-	AC_MSG_WARN([The install utility may run slowly])
+        no:*) # SELinux disabled
+          ;;
+        *:no) # SELinux disabled
+          ;;
+        *)
+        AC_MSG_WARN([SELinux enabled, but matchpathcon_init_prefix not found])
+        AC_MSG_WARN([The install utility may run slowly])
       esac
     ])
   LIBS=$coreutils_saved_libs
@@ -98,8 +98,8 @@ AC_DEFUN([coreutils_MACROS],
   # for dd.c and shred.c
   coreutils_saved_libs=$LIBS
     AC_SEARCH_LIBS([fdatasync], [rt posix4],
-		   [test "$ac_cv_search_fdatasync" = "none required" ||
-		    LIB_FDATASYNC=$ac_cv_search_fdatasync])
+                   [test "$ac_cv_search_fdatasync" = "none required" ||
+                    LIB_FDATASYNC=$ac_cv_search_fdatasync])
     AC_SUBST([LIB_FDATASYNC])
     AC_CHECK_FUNCS([fdatasync])
   LIBS=$coreutils_saved_libs
@@ -110,9 +110,9 @@ AC_DEFUN([coreutils_MACROS],
     AC_MSG_WARN([libcap support disabled by user]),
     [AC_CHECK_LIB([cap], [cap_get_file],
       [AC_CHECK_HEADER([sys/capability.h],
-	[LIB_CAP=-lcap
-	 AC_DEFINE([HAVE_CAP], [1], [libcap usability])],
-	[AC_MSG_WARN([header sys/capability.h was not found, support for libcap will not be built])]
+        [LIB_CAP=-lcap
+         AC_DEFINE([HAVE_CAP], [1], [libcap usability])],
+        [AC_MSG_WARN([header sys/capability.h was not found, support for libcap will not be built])]
       )],
       [AC_MSG_WARN([libcap library was not found or not usable, support for libcap will not be built])])
     ])
diff --git a/m4/lib-check.m4 b/m4/lib-check.m4
index 952101bda..e169fa16a 100644
--- a/m4/lib-check.m4
+++ b/m4/lib-check.m4
@@ -53,8 +53,8 @@ $ac_includes_default
   # NetBSD needs -lcrypt for crypt.
   cu_saved_libs="$LIBS"
   AC_SEARCH_LIBS([crypt], [ufc crypt],
-		 [test "$ac_cv_search_crypt" = "none required" ||
-		  LIB_CRYPT="$ac_cv_search_crypt"])
+                 [test "$ac_cv_search_crypt" = "none required" ||
+                  LIB_CRYPT="$ac_cv_search_crypt"])
   LIBS="$cu_saved_libs"
   AC_SUBST([LIB_CRYPT])
 ])
diff --git a/m4/stat-prog.m4 b/m4/stat-prog.m4
index 0db9c7d41..c80499c83 100644
--- a/m4/stat-prog.m4
+++ b/m4/stat-prog.m4
@@ -57,30 +57,30 @@ AC_INCLUDES_DEFAULT
      { AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [$statvfs_includes])
        test $ac_cv_member_struct_statvfs_f_basetype = yes ||
        { AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [$statvfs_includes])
-	 test $ac_cv_member_struct_statvfs_f_fstypename = yes ||
-	 { test $ac_cv_member_struct_statfs_f_fstypename != yes &&
-	   { AC_CHECK_MEMBERS([struct statvfs.f_type],,, [$statvfs_includes])
-	     test $ac_cv_member_struct_statvfs_f_type = yes; }; }; }; }
+         test $ac_cv_member_struct_statvfs_f_fstypename = yes ||
+         { test $ac_cv_member_struct_statfs_f_fstypename != yes &&
+           { AC_CHECK_MEMBERS([struct statvfs.f_type],,, [$statvfs_includes])
+             test $ac_cv_member_struct_statvfs_f_type = yes; }; }; }; }
   then
     AC_CHECK_MEMBERS([struct statvfs.f_namemax],,, [$statvfs_includes])
     AC_COMPILE_IFELSE(
       [AC_LANG_PROGRAM(
-	 [$statvfs_includes],
-	 [static statvfs s;
-	  return (s.s_fsid ^ 0) == 0;])],
+         [$statvfs_includes],
+         [static statvfs s;
+          return (s.s_fsid ^ 0) == 0;])],
       [AC_DEFINE([STRUCT_STATVFS_F_FSID_IS_INTEGER], [1],
-	 [Define to 1 if the f_fsid member of struct statvfs is an integer.])])
+         [Define to 1 if the f_fsid member of struct statvfs is an integer.])])
   else
     AC_CHECK_MEMBERS([struct statfs.f_namelen, struct statfs.f_type],,,
       [$statfs_includes])
     if test $ac_cv_header_OS_h != yes; then
       AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM(
-	   [$statfs_includes],
-	   [static statfs s;
-	    return (s.s_fsid ^ 0) == 0;])],
-	[AC_DEFINE([STRUCT_STATFS_F_FSID_IS_INTEGER], [1],
-	   [Define to 1 if the f_fsid member of struct statfs is an integer.])])
+        [AC_LANG_PROGRAM(
+           [$statfs_includes],
+           [static statfs s;
+            return (s.s_fsid ^ 0) == 0;])],
+        [AC_DEFINE([STRUCT_STATFS_F_FSID_IS_INTEGER], [1],
+           [Define to 1 if the f_fsid member of struct statfs is an integer.])])
     fi
   fi
 ])
diff --git a/m4/xattr.m4 b/m4/xattr.m4
index 6aa612bc3..878e86bc0 100644
--- a/m4/xattr.m4
+++ b/m4/xattr.m4
@@ -11,9 +11,9 @@
 AC_DEFUN([gl_FUNC_XATTR],
 [
   AC_ARG_ENABLE([xattr],
-	AC_HELP_STRING([--disable-xattr],
-		       [do not support extended attributes]),
-	[use_xattr=$enableval], [use_xattr=yes])
+        AC_HELP_STRING([--disable-xattr],
+                       [do not support extended attributes]),
+        [use_xattr=$enableval], [use_xattr=yes])
 
   if test "$use_xattr" = "yes"; then
     AC_CHECK_HEADERS([attr/error_context.h attr/libattr.h])
@@ -24,11 +24,11 @@ AC_DEFUN([gl_FUNC_XATTR],
       use_xattr=0
     fi
     AC_DEFINE_UNQUOTED([USE_XATTR], [$use_xattr],
-		       [Define if you want extended attribute support.])
+                       [Define if you want extended attribute support.])
     xattr_saved_LIBS=$LIBS
     AC_SEARCH_LIBS([attr_copy_file], [attr],
-		   [test "$ac_cv_search_attr_copy_file" = "none required" ||
-		      LIB_XATTR=$ac_cv_search_attr_copy_file])
+                   [test "$ac_cv_search_attr_copy_file" = "none required" ||
+                      LIB_XATTR=$ac_cv_search_attr_copy_file])
     AC_CHECK_FUNCS([attr_copy_file])
     LIBS=$xattr_saved_LIBS
     AC_SUBST([LIB_XATTR])