/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the COPYING file, which can be found at the root of the source code * * distribution tree, or in https://www.hdfgroup.org/licenses. * * If you do not have access to either file, you may request a copy from * * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * Programmer: Robb Matzke * Friday, October 23, 1998 * * Purpose: This is the first half of a two-part test that makes sure * that a file can be read after an application crashes as long * as the file was flushed first. We simulate a crash by * calling _exit(EXIT_SUCCESS) since this doesn't flush HDF5 caches but * still exits with success. */ #include "h5test.h" const char *FILENAME[] = {"flush", "noflush", "noflush_extend", NULL}; static double the_data[100][100]; /*------------------------------------------------------------------------- * Function: create_file * * Purpose: Creates files and datasets used in part 1 of the test * * Return: Success: a valid file ID * Failure: -1 * * Programmer: Leon Arber * Sept. 26, 2006 * *------------------------------------------------------------------------- */ static hid_t create_file(const char *filename, hid_t fapl_id) { hid_t fid = -1; /* file ID */ hid_t dcpl, space, dset, groups, grp; hsize_t ds_size[2] = {100, 100}; hsize_t ch_size[2] = {5, 5}; size_t i, j; if ((fid = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl_id)) < 0) STACK_ERROR /* Create a chunked dataset */ if ((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0) FAIL_STACK_ERROR if (H5Pset_chunk(dcpl, 2, ch_size) < 0) FAIL_STACK_ERROR if ((space = H5Screate_simple(2, ds_size, NULL)) < 0) FAIL_STACK_ERROR if ((dset = H5Dcreate2(fid, "dset", H5T_NATIVE_FLOAT, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) FAIL_STACK_ERROR /* Write some data */ for (i = 0; i < ds_size[0]; i++) /* * The extra cast in the following statement is a bug workaround * for the Win32 version 5.0 compiler. * 1998-11-06 ptl */ for (j = 0; j < (size_t)ds_size[1]; j++) the_data[i][j] = (double)(hssize_t)i / (hssize_t)(j + 1); if (H5Dwrite(dset, H5T_NATIVE_DOUBLE, space, space, H5P_DEFAULT, the_data) < 0) FAIL_STACK_ERROR /* Create some groups */ if ((groups = H5Gcreate2(fid, "some_groups", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) FAIL_STACK_ERROR for (i = 0; i < 100; i++) { HDsprintf(filename, "grp%02u", (unsigned)i); if ((grp = H5Gcreate2(groups, filename, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) FAIL_STACK_ERROR if (H5Gclose(grp) < 0) FAIL_STACK_ERROR } /* end for */ return fid; error: HD_exit(1); } /*------------------------------------------------------------------------- * Function: extend_file * * Purpose: Add a small dataset to the file. * * Return: Success: 0 * * Failure: 1 * * Programmer: Leon Arber * Oct. 4, 2006 * * Modifications: * *------------------------------------------------------------------------- */ static hid_t extend_file(hid_t file) { hid_t dcpl, space, dset; hsize_t ds_size[2] = {100, 100}; hsize_t ch_size[2] = {5, 5}; size_t i, j; /* Create a chunked dataset */ if ((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0) goto error; if (H5Pset_chunk(dcpl, 2, ch_size) < 0) goto error; if ((space = H5Screate_simple(2, ds_size, NULL)) < 0) goto error; if ((dset = H5Dcreate2(file, "dset2", H5T_NATIVE_FLOAT, space, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) goto error; /* Write some data */ for (i = 0; i < ds_size[0]; i++) { /* * The extra cast in the following statement is a bug workaround * for the Win32 version 5.0 compiler. * 1998-11-06 ptl */ for (j = 0; j < (size_t)ds_size[1]; j++) { the_data[i][j] = (double)(hssize_t)i / (hssize_t)(j + 1); } } if (H5Dwrite(dset, H5T_NATIVE_DOUBLE, space, space, H5P_DEFAULT, the_data) < 0) goto error; return file; error: HD_exit(1); } /*------------------------------------------------------------------------- * Function: main * * Purpose: Part 1 of a two-part H5Fflush() test. * * Return: Success: 0 * * Failure: 1 * * Programmer: Robb Matzke * Friday, October 23, 1998 * * Modifications: * Leon Arber * Sept. 26, 2006, expand test to check for failure if H5Fflush is not called. * Oct. 4 2006, expand test to check for partial failure in case file is flushed, but then * new datasets are created after the flush. * * *------------------------------------------------------------------------- */ int main(void) { hid_t fid = -1; /* file ID */ hid_t fapl_id = -1; /* file access proplist ID */ char filename[1024]; /* filename */ h5_reset(); if ((fapl_id = h5_fileaccess()) < 0) TEST_ERROR /*************************************************/ /* NOTE: Not closing the file ID is intentional! */ /*************************************************/ /* Create a file and flush */ TESTING("H5Fflush (part1 with flush)"); /* Create the file */ h5_fixname(FILENAME[0], fapl_id, filename, sizeof(filename)); if ((fid = create_file(filename, fapl_id)) < 0) TEST_ERROR if (H5Fflush(fid, H5F_SCOPE_GLOBAL) < 0) FAIL_STACK_ERROR PASSED(); /* Create a file which will not be flushed */ TESTING("H5Fflush (part1 without flush)"); h5_fixname(FILENAME[2], fapl_id, filename, sizeof(filename)); if ((fid = create_file(filename, fapl_id)) < 0) TEST_ERROR PASSED(); /* Flush and exit without closing the library */ if (H5Fflush(fid, H5F_SCOPE_GLOBAL) < 0) goto error; /* Add a bit to the file and don't flush the new part */ extend_file(fid); /* Create the other file which will not be flushed */ h5_fixname(FILENAME[1], fapl_id, filename, sizeof(filename)); if ((fid = create_file(filename, fapl_id)) < 0) TEST_ERROR PASSED(); /* Flush console output streams */ HDfflush(stdout); HDfflush(stderr); /* DO NOT CLOSE FILE ID! */ if (H5Pclose(fapl_id) < 0) STACK_ERROR /* _exit() is necessary since we want a hard close of the library */ HD_exit(EXIT_SUCCESS); error: H5E_BEGIN_TRY { H5Pclose(fapl_id); } H5E_END_TRY; HDexit(EXIT_FAILURE); } /* end main() */