Merge all of my changes from merge-back-to-feature-vfd_swmr-attempt-1,

including the merge of `hdffv/hdf5/develop`, back to the branch that Vailin and
I share.

Now I need to put this branch on a fork with a less confusing name than
vchoi_fork!

29 files changed, 125 insertions, 26 deletions

diff --git a/tools/testfiles/err_attr_dspace.ddl b/tools/testfiles/err_attr_dspace.ddl
index 6c45322..48ef659 100644
--- a/tools/testfiles/err_attr_dspace.ddl
+++ b/tools/testfiles/err_attr_dspace.ddl
@@ -2,4 +2,3 @@ HDF5 "err_attr_dspace.h5" {
 GROUP "/" {
 }
 }
-h5dump error: error getting attribute information
diff --git a/tools/testfiles/h5dump-help.txt b/tools/testfiles/h5dump-help.txt
index 19de76f..95dfc3b 100644
--- a/tools/testfiles/h5dump-help.txt
+++ b/tools/testfiles/h5dump-help.txt
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
diff --git a/tools/testfiles/help-1.ls b/tools/testfiles/help-1.ls
index a2d219e..74db27b 100644
--- a/tools/testfiles/help-1.ls
+++ b/tools/testfiles/help-1.ls
@@ -39,6 +39,15 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
    -V, --version   Print version number and exit
    --vfd=DRIVER    Use the specified virtual file driver
    -x, --hexdump   Show raw data in hexadecimal format
+   --s3-cred=C     Supply S3 authentication information to "ros3" vfd.
+                   Accepts tuple of "(<aws-region>,<access-id>,<access-key>)".
+                   If absent or C->"(,,)", defaults to no-authentication.
+                   Has no effect if vfd flag not set to "ros3".
+   --hdfs-attrs=A  Supply configuration information to Hadoop VFD.
+                   Accepts tuple of (<namenode name>,<namenode port>,
+                   ...<kerberos cache path>,<username>,<buffer size>)
+                   If absent or A == '(,,,,)', all default values are used.
+                   Has no effect if vfd flag is not 'hdfs'.
 
   file/OBJECT
     Each object consists of an HDF5 file name optionally followed by a
diff --git a/tools/testfiles/help-2.ls b/tools/testfiles/help-2.ls
index a2d219e..74db27b 100644
--- a/tools/testfiles/help-2.ls
+++ b/tools/testfiles/help-2.ls
@@ -39,6 +39,15 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
    -V, --version   Print version number and exit
    --vfd=DRIVER    Use the specified virtual file driver
    -x, --hexdump   Show raw data in hexadecimal format
+   --s3-cred=C     Supply S3 authentication information to "ros3" vfd.
+                   Accepts tuple of "(<aws-region>,<access-id>,<access-key>)".
+                   If absent or C->"(,,)", defaults to no-authentication.
+                   Has no effect if vfd flag not set to "ros3".
+   --hdfs-attrs=A  Supply configuration information to Hadoop VFD.
+                   Accepts tuple of (<namenode name>,<namenode port>,
+                   ...<kerberos cache path>,<username>,<buffer size>)
+                   If absent or A == '(,,,,)', all default values are used.
+                   Has no effect if vfd flag is not 'hdfs'.
 
   file/OBJECT
     Each object consists of an HDF5 file name optionally followed by a
diff --git a/tools/testfiles/help-3.ls b/tools/testfiles/help-3.ls
index a2d219e..74db27b 100644
--- a/tools/testfiles/help-3.ls
+++ b/tools/testfiles/help-3.ls
@@ -39,6 +39,15 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
    -V, --version   Print version number and exit
    --vfd=DRIVER    Use the specified virtual file driver
    -x, --hexdump   Show raw data in hexadecimal format
+   --s3-cred=C     Supply S3 authentication information to "ros3" vfd.
+                   Accepts tuple of "(<aws-region>,<access-id>,<access-key>)".
+                   If absent or C->"(,,)", defaults to no-authentication.
+                   Has no effect if vfd flag not set to "ros3".
+   --hdfs-attrs=A  Supply configuration information to Hadoop VFD.
+                   Accepts tuple of (<namenode name>,<namenode port>,
+                   ...<kerberos cache path>,<username>,<buffer size>)
+                   If absent or A == '(,,,,)', all default values are used.
+                   Has no effect if vfd flag is not 'hdfs'.
 
   file/OBJECT
     Each object consists of an HDF5 file name optionally followed by a
diff --git a/tools/testfiles/non_existing.ddl b/tools/testfiles/non_existing.ddl
index 4377f8d..4407eae 100644
--- a/tools/testfiles/non_existing.ddl
+++ b/tools/testfiles/non_existing.ddl
@@ -28,4 +28,3 @@ GROUP "/" {
    }
 }
 }
-h5dump error: unable to open file "non_existing.h5"
diff --git a/tools/testfiles/nosuchfile.ls b/tools/testfiles/nosuchfile.ls
index 8c4ee42..e69de29 100644
--- a/tools/testfiles/nosuchfile.ls
+++ b/tools/testfiles/nosuchfile.ls
@@ -1 +0,0 @@
-nosuchfile.h5: unable to open file
diff --git a/tools/testfiles/pbits/tnofilename-with-packed-bits.ddl b/tools/testfiles/pbits/tnofilename-with-packed-bits.ddl
index 0a3beb0..95dfc3b 100644
--- a/tools/testfiles/pbits/tnofilename-with-packed-bits.ddl
+++ b/tools/testfiles/pbits/tnofilename-with-packed-bits.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: missing file name
diff --git a/tools/testfiles/pbits/tpbitsCharLengthExceeded.ddl b/tools/testfiles/pbits/tpbitsCharLengthExceeded.ddl
index b0683a7..b281827 100644
--- a/tools/testfiles/pbits/tpbitsCharLengthExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsCharLengthExceeded.ddl
@@ -15,4 +15,3 @@ DATASET "/DS08BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(9) too large. Max is 8
diff --git a/tools/testfiles/pbits/tpbitsCharOffsetExceeded.ddl b/tools/testfiles/pbits/tpbitsCharOffsetExceeded.ddl
index 530fa05..ee56a5c 100644
--- a/tools/testfiles/pbits/tpbitsCharOffsetExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsCharOffsetExceeded.ddl
@@ -15,4 +15,3 @@ DATASET "/DS08BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(9) too large. Max is 8
diff --git a/tools/testfiles/pbits/tpbitsIncomplete.ddl b/tools/testfiles/pbits/tpbitsIncomplete.ddl
index b353065..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsIncomplete.ddl
+++ b/tools/testfiles/pbits/tpbitsIncomplete.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Bad mask list(0,2,2,1,0,2,2,)
diff --git a/tools/testfiles/pbits/tpbitsIntLengthExceeded.ddl b/tools/testfiles/pbits/tpbitsIntLengthExceeded.ddl
index 1c919cd..1cba6d5 100644
--- a/tools/testfiles/pbits/tpbitsIntLengthExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsIntLengthExceeded.ddl
@@ -15,4 +15,3 @@ DATASET "/DS16BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(17) too large. Max is 16
diff --git a/tools/testfiles/pbits/tpbitsIntOffsetExceeded.ddl b/tools/testfiles/pbits/tpbitsIntOffsetExceeded.ddl
index f3b2a8c..330d61f 100644
--- a/tools/testfiles/pbits/tpbitsIntOffsetExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsIntOffsetExceeded.ddl
@@ -15,4 +15,3 @@ DATASET "/DS16BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(17) too large. Max is 16
diff --git a/tools/testfiles/pbits/tpbitsLengthExceeded.ddl b/tools/testfiles/pbits/tpbitsLengthExceeded.ddl
index ffe0da9..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsLengthExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsLengthExceeded.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Packed Bit offset+length value(65) too large. Max is 64
diff --git a/tools/testfiles/pbits/tpbitsLengthPositive.ddl b/tools/testfiles/pbits/tpbitsLengthPositive.ddl
index 4502143..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsLengthPositive.ddl
+++ b/tools/testfiles/pbits/tpbitsLengthPositive.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Packed Bit length value(0) must be positive.
diff --git a/tools/testfiles/pbits/tpbitsLongLengthExceeded.ddl b/tools/testfiles/pbits/tpbitsLongLengthExceeded.ddl
index 812c300..44ec077 100644
--- a/tools/testfiles/pbits/tpbitsLongLengthExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsLongLengthExceeded.ddl
@@ -23,4 +23,3 @@ DATASET "/DS32BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(33) too large. Max is 32
diff --git a/tools/testfiles/pbits/tpbitsLongOffsetExceeded.ddl b/tools/testfiles/pbits/tpbitsLongOffsetExceeded.ddl
index cbea722..c775557 100644
--- a/tools/testfiles/pbits/tpbitsLongOffsetExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsLongOffsetExceeded.ddl
@@ -23,4 +23,3 @@ DATASET "/DS32BITS" {
    }
 }
 }
-h5dump error: Packed Bit offset+length value(33) too large. Max is 32
diff --git a/tools/testfiles/pbits/tpbitsMaxExceeded.ddl b/tools/testfiles/pbits/tpbitsMaxExceeded.ddl
index 011f6c9..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsMaxExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsMaxExceeded.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Too many masks requested (max. 8). Mask list(0,1,0,1,1,1,2,1,3,1,4,1,5,1,6,1,7,1)
diff --git a/tools/testfiles/pbits/tpbitsOffsetExceeded.ddl b/tools/testfiles/pbits/tpbitsOffsetExceeded.ddl
index 857fe62..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsOffsetExceeded.ddl
+++ b/tools/testfiles/pbits/tpbitsOffsetExceeded.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Packed Bit offset value(64) must be between 0 and 63
diff --git a/tools/testfiles/pbits/tpbitsOffsetNegative.ddl b/tools/testfiles/pbits/tpbitsOffsetNegative.ddl
index 9ac1160..95dfc3b 100644
--- a/tools/testfiles/pbits/tpbitsOffsetNegative.ddl
+++ b/tools/testfiles/pbits/tpbitsOffsetNegative.ddl
@@ -12,6 +12,16 @@ usage: h5dump [OPTIONS] files
      -b B, --binary=B     Binary file output, of form B
      -O F, --ddl=F        Output ddl text into file F
                           Use blank(empty) filename F to suppress ddl display
+     --s3-cred=<cred>     Supply S3 authentication information to "ros3" vfd.
+                          <cred> :: "(<aws-region>,<access-id>,<access-key>)"
+                          If absent or <cred> -> "(,,)", no authentication.
+                          Has no effect is filedriver is not `ros3'.
+     --hdfs-attrs=<attrs> Supply configuration information for HDFS file access.
+                          For use with "--filedriver=hdfs"
+                          <attrs> :: (<namenode name>,<namenode port>,
+                                      <kerberos cache path>,<username>,
+                                      <buffer size>)
+                          Any absent attribute will use a default value.
 --------------- Object Options ---------------
      -a P, --attribute=P  Print the specified attribute
                           If an attribute name contains a slash (/), escape the
@@ -135,4 +145,3 @@ usage: h5dump [OPTIONS] files
 
       h5dump -d /foo -f family fam%05d.h5
 
-h5dump error: Bad mask list(-1,1)
diff --git a/tools/testfiles/t128bit_float.h5 b/tools/testfiles/t128bit_float.h5
new file mode 100644
index 0000000..134d510
--- /dev/null
+++ b/tools/testfiles/t128bit_float.h5
diff --git a/tools/testfiles/texceedsubblock.ddl b/tools/testfiles/texceedsubblock.ddl
index 499e0d2..69ec706 100644
--- a/tools/testfiles/texceedsubblock.ddl
+++ b/tools/testfiles/texceedsubblock.ddl
@@ -1,3 +1,2 @@
 HDF5 "taindices.h5" {
 }
-h5dump error: number of block dims (2) exceed dataset dims (1)
diff --git a/tools/testfiles/texceedsubcount.ddl b/tools/testfiles/texceedsubcount.ddl
index 81e8c4a..69ec706 100644
--- a/tools/testfiles/texceedsubcount.ddl
+++ b/tools/testfiles/texceedsubcount.ddl
@@ -1,3 +1,2 @@
 HDF5 "taindices.h5" {
 }
-h5dump error: number of count dims (2) exceed dataset dims (1)
diff --git a/tools/testfiles/texceedsubstart.ddl b/tools/testfiles/texceedsubstart.ddl
index cb535a0..69ec706 100644
--- a/tools/testfiles/texceedsubstart.ddl
+++ b/tools/testfiles/texceedsubstart.ddl
@@ -1,3 +1,2 @@
 HDF5 "taindices.h5" {
 }
-h5dump error: number of start dims (2) exceed dataset dims (1)
diff --git a/tools/testfiles/texceedsubstride.ddl b/tools/testfiles/texceedsubstride.ddl
index bf85997..69ec706 100644
--- a/tools/testfiles/texceedsubstride.ddl
+++ b/tools/testfiles/texceedsubstride.ddl
@@ -1,3 +1,2 @@
 HDF5 "taindices.h5" {
 }
-h5dump error: number of stride dims (2) exceed dataset dims (1)
diff --git a/tools/testfiles/textlinksrc-nodangle-1.ls b/tools/testfiles/textlinksrc-nodangle-1.ls
index 26d58f3..74db27b 100644
--- a/tools/testfiles/textlinksrc-nodangle-1.ls
+++ b/tools/testfiles/textlinksrc-nodangle-1.ls
@@ -39,6 +39,15 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
    -V, --version   Print version number and exit
    --vfd=DRIVER    Use the specified virtual file driver
    -x, --hexdump   Show raw data in hexadecimal format
+   --s3-cred=C     Supply S3 authentication information to "ros3" vfd.
+                   Accepts tuple of "(<aws-region>,<access-id>,<access-key>)".
+                   If absent or C->"(,,)", defaults to no-authentication.
+                   Has no effect if vfd flag not set to "ros3".
+   --hdfs-attrs=A  Supply configuration information to Hadoop VFD.
+                   Accepts tuple of (<namenode name>,<namenode port>,
+                   ...<kerberos cache path>,<username>,<buffer size>)
+                   If absent or A == '(,,,,)', all default values are used.
+                   Has no effect if vfd flag is not 'hdfs'.
 
   file/OBJECT
     Each object consists of an HDF5 file name optionally followed by a
@@ -58,5 +67,3 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
                       Replaced by --follow-symlinks.
    -e, --errors       Show all HDF5 error reporting
                       Replaced by --enable-error-stack.
-Error: --no-dangling-links must be used along with --follow-symlinks option!
-
diff --git a/tools/testfiles/tgroup-1.ls b/tools/testfiles/tgroup-1.ls
index 723180a..74db27b 100644
--- a/tools/testfiles/tgroup-1.ls
+++ b/tools/testfiles/tgroup-1.ls
@@ -39,6 +39,15 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
    -V, --version   Print version number and exit
    --vfd=DRIVER    Use the specified virtual file driver
    -x, --hexdump   Show raw data in hexadecimal format
+   --s3-cred=C     Supply S3 authentication information to "ros3" vfd.
+                   Accepts tuple of "(<aws-region>,<access-id>,<access-key>)".
+                   If absent or C->"(,,)", defaults to no-authentication.
+                   Has no effect if vfd flag not set to "ros3".
+   --hdfs-attrs=A  Supply configuration information to Hadoop VFD.
+                   Accepts tuple of (<namenode name>,<namenode port>,
+                   ...<kerberos cache path>,<username>,<buffer size>)
+                   If absent or A == '(,,,,)', all default values are used.
+                   Has no effect if vfd flag is not 'hdfs'.
 
   file/OBJECT
     Each object consists of an HDF5 file name optionally followed by a
@@ -58,5 +67,3 @@ usage: h5ls [OPTIONS] file[/OBJECT] [file[/[OBJECT]...]
                       Replaced by --follow-symlinks.
    -e, --errors       Show all HDF5 error reporting
                       Replaced by --enable-error-stack.
-Error: 'recursive' option not compatible with 'group info' option!
-
diff --git a/tools/testfiles/tstarfile.ddl b/tools/testfiles/tstarfile.ddl
index 87c3f87..1cd87f7 100644
--- a/tools/testfiles/tstarfile.ddl
+++ b/tools/testfiles/tstarfile.ddl
@@ -86,4 +86,3 @@ HDF5-DIAG: Error detected in HDF5 (version (number)) thread (IDs):
   #004: (file name) line (number) in H5L_get_info_cb(): name doesn't exist
     major: Symbol table
     minor: Object not found
-h5dump error: unable to get link info from "Dataset1"
diff --git a/tools/testfiles/tudlink-2.ddl b/tools/testfiles/tudlink-2.ddl
index 7f4281a..82b9f8e 100644
--- a/tools/testfiles/tudlink-2.ddl
+++ b/tools/testfiles/tudlink-2.ddl
@@ -1,6 +1,5 @@
 HDF5 "tudlink.h5" {
 USERDEFINED_LINK "udlink2" {
-   USERDEFINED_LINK "udlink2" {
    LINKCLASS 187
 }
 }