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-rw-r--r--c++/src/C2Cppfunction_map.htm36
-rw-r--r--c++/src/H5File.cpp21
-rw-r--r--c++/src/H5File.h3
-rw-r--r--c++/test/tfile.cpp59
4 files changed, 119 insertions, 0 deletions
diff --git a/c++/src/C2Cppfunction_map.htm b/c++/src/C2Cppfunction_map.htm
index b53ea15..2d779a3 100644
--- a/c++/src/C2Cppfunction_map.htm
+++ b/c++/src/C2Cppfunction_map.htm
@@ -7666,6 +7666,42 @@ normal'><span style='font-size:14.0pt;mso-bidi-font-size:11.0pt;line-height:
normal'><o:p>&nbsp;</o:p></p>
</td>
</tr>
+ <tr style='mso-yfti-irow:180'>
+ <td width=263 style='width:197.2pt;border:solid windowtext 1.0pt;border-top:
+ none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
+ padding:0in 5.4pt 0in 5.4pt'>
+ <p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:
+ normal'>H5Fget_fileno</p>
+ </td>
+ <td width=474 valign=top style='width:355.2pt;border-top:none;border-left:
+ none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
+ mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
+ mso-border-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt'>
+ <p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:
+ normal'>unsigned long H5File::getFileNum()</p>
+ </td>
+ <td width=35 valign=top style='width:26.05pt;border-top:none;border-left:
+ none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
+ mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
+ mso-border-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt'>
+ <p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;
+ text-align:center;line-height:normal'><o:p>&nbsp;</o:p></p>
+ </td>
+ <td width=42 valign=top style='width:31.45pt;border-top:none;border-left:
+ none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
+ mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
+ mso-border-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt'>
+ <p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;
+ text-align:center;line-height:normal'><o:p>&nbsp;</o:p></p>
+ </td>
+ <td width=169 valign=top style='width:126.65pt;border-top:none;border-left:
+ none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
+ mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
+ mso-border-alt:solid windowtext .5pt;padding:0in 5.4pt 0in 5.4pt'>
+ <p class=MsoNormal style='margin-bottom:0in;margin-bottom:.0001pt;line-height:
+ normal'><o:p>&nbsp;</o:p></p>
+ </td>
+ </tr>
<tr style='mso-yfti-irow:181'>
<td width=263 style='width:197.2pt;border:solid windowtext 1.0pt;border-top:
none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
diff --git a/c++/src/H5File.cpp b/c++/src/H5File.cpp
index 719c1ba..b9ecded 100644
--- a/c++/src/H5File.cpp
+++ b/c++/src/H5File.cpp
@@ -580,6 +580,27 @@ hsize_t H5File::getFileSize() const
}
//--------------------------------------------------------------------------
+// Function: H5File::getFileNum
+///\brief Returns the file number of the HDF5 file.
+///\return File number
+///\exception H5::FileIException
+///\par Description
+/// This function is called after an existing file is opened in
+/// order to retrieve the unique 'file number' for the file.
+// Programmer Quincey Koziol - April 13, 2019
+//--------------------------------------------------------------------------
+unsigned long H5File::getFileNum() const
+{
+ unsigned long fileno = 0;
+ herr_t ret_value = H5Fget_fileno(id, &fileno);
+ if (ret_value < 0)
+ {
+ throw FileIException("H5File::getFileNum", "H5Fget_fileno failed");
+ }
+ return (fileno);
+}
+
+//--------------------------------------------------------------------------
// Function: H5File::getId
///\brief Get the id of this file
///\return File identifier
diff --git a/c++/src/H5File.h b/c++/src/H5File.h
index 332685e..1b1227f 100644
--- a/c++/src/H5File.h
+++ b/c++/src/H5File.h
@@ -69,6 +69,9 @@ class H5_DLLCPP H5File : public Group {
// Returns the file size of the HDF5 file.
hsize_t getFileSize() const;
+ // Returns the 'file number' of the HDF5 file.
+ unsigned long getFileNum() const;
+
// Determines if a file, specified by its name, is in HDF5 format
static bool isHdf5(const char* name);
static bool isHdf5(const H5std_string& name);
diff --git a/c++/test/tfile.cpp b/c++/test/tfile.cpp
index a2bf1c2..055cf23 100644
--- a/c++/test/tfile.cpp
+++ b/c++/test/tfile.cpp
@@ -412,6 +412,64 @@ static void test_file_size()
/*-------------------------------------------------------------------------
+ * Function: test_file_num
+ *
+ * Purpose Test file number.
+ *
+ * Return None
+ *
+ * Programmer Quincey Koziol
+ * April, 2019
+ *-------------------------------------------------------------------------
+ */
+static void test_file_num()
+{
+ // Output message about test being performed
+ SUBTEST("File Number");
+
+ hid_t fapl_id;
+ fapl_id = h5_fileaccess(); // in h5test.c, returns a file access template
+
+ try {
+ // Use the file access template id to create a file access prop.
+ // list object to pass in H5File::H5File
+ FileAccPropList fapl(fapl_id);
+
+ // Create two files
+ H5File file1(FILE1, H5F_ACC_TRUNC, FileCreatPropList::DEFAULT, fapl);
+ H5File file2(FILE2, H5F_ACC_TRUNC, FileCreatPropList::DEFAULT, fapl);
+
+ // Open the first file again
+ H5File file3(FILE1, H5F_ACC_RDWR);
+
+ // Get file numbers
+ unsigned long file_num1 = file1.getFileNum();
+ unsigned long file_num2 = file2.getFileNum();
+ unsigned long file_num3 = file3.getFileNum();
+
+ // Check file numbers
+ if (file_num1 == file_num2)
+ issue_fail_msg("test_file_num()", __LINE__, __FILE__, "getFileNum() returned wrong value");
+ if (file_num1 != file_num3)
+ issue_fail_msg("test_file_num()", __LINE__, __FILE__, "getFileNum() returned wrong value");
+
+ PASSED();
+ } // end of try block
+
+ catch (Exception& E)
+ {
+ issue_fail_msg("test_file_num()", __LINE__, __FILE__, E.getCDetailMsg());
+ }
+
+ // use C test utility routine to close property list.
+ herr_t ret = H5Pclose(fapl_id);
+ if (ret < 0)
+ issue_fail_msg("test_file_num()", __LINE__, __FILE__, "H5Pclose failed");
+
+} // test_file_num()
+
+
+/*-------------------------------------------------------------------------
* Function: test_file_name
*
* Purpose Test getting file's name.
@@ -966,6 +1024,7 @@ void test_file()
test_file_create(); // Test file creation (also creation templates)
test_file_open(); // Test file opening
test_file_size(); // Test file size
+ test_file_num(); // Test file number
test_file_name(); // Test getting file's name
test_file_attribute(); // Test file attribute feature
test_libver_bounds(); // Test format version