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Diffstat (limited to 'test/links_env.c')
| -rw-r--r-- | test/links_env.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/test/links_env.c b/test/links_env.c new file mode 100644 index 0000000..c792386 --- /dev/null +++ b/test/links_env.c @@ -0,0 +1,192 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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 files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Purpose: Tests hard, soft (symbolic) & external links. + */ + +#define H5G_PACKAGE +#define H5G_TESTING + +#include "h5test.h" +#include "H5srcdir.h" +#include "H5Gpkg.h" /* Groups */ +#include "H5Iprivate.h" /* IDs */ +#include "H5Lprivate.h" /* Links */ + +#ifdef H5_VMS +#define TMPDIR "[.tmp]" +#else /* H5_VMS */ +#define TMPDIR "tmp/" +#endif /* H5_VMS */ +#define NAME_BUF_SIZE 1024 + +const char *FILENAME[] = { + "extlinks_env0", /* 0: main file */ + "extlinks_env1", /* 1: target file */ + TMPDIR "extlinks_env1", /* 2 */ + NULL +}; + +static int external_link_env(hid_t fapl, hbool_t new_format); + + +/*------------------------------------------------------------------------- + * Function: external_link_env (moved from links.c) + * + * Purpose: Verify that the target file is found successfully in "tmp" directory + * via searching the pathnames set in the environment variable HDF5_EXT_PREFIX. + * 1. Target link: "extlinks_env1" + * 2. Main file: "extlinks_env0" + * 3. Target file is created in: "tmp/extlinks_env1" + * 4. The environment variable "HDF5_EXT_PREFIX" is set to ".:tmp" + * + * Return: Success: 0 + * Failure: -1 + * + * Programmer: Vailin Choi + * Feb. 20, 2008 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static int +external_link_env(hid_t fapl, hbool_t new_format) +{ + hid_t fid = (-1); /* File ID */ + hid_t gid = (-1); /* Group IDs */ + const char *envval = NULL; /* Pointer to environment variable */ + char filename1[NAME_BUF_SIZE], + filename2[NAME_BUF_SIZE], + filename3[NAME_BUF_SIZE]; /* Holders for filename */ + + if(new_format) + TESTING("external links via environment variable (w/new group format)") + else + TESTING("external links via environment variable") + + if ((envval = HDgetenv("HDF5_EXT_PREFIX")) == NULL) + envval = "nomatch"; + if (HDstrcmp(envval, ".:tmp")) TEST_ERROR + + /* Set up name for main file:"extlinks_env0" */ + h5_fixname(FILENAME[0], fapl, filename1, sizeof filename1); + + /* Set up name for external linked target file: "extlinks_env1" */ + h5_fixname(FILENAME[1], fapl, filename2, sizeof filename2); + + /* Create "tmp" directory */ + if(HDmkdir(TMPDIR, (mode_t)0755) < 0 && errno != EEXIST) + TEST_ERROR + + /* Set up name (location) for the target file: "tmp/extlinks1" */ + h5_fixname(FILENAME[2], fapl, filename3, sizeof filename3); + + /* Create the target file in "tmp" directory */ + if((fid=H5Fcreate(filename3, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0) TEST_ERROR + if((gid=H5Gcreate2(fid, "A", H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0) TEST_ERROR + + /* Closing for target file */ + if(H5Gclose(gid) < 0) TEST_ERROR + if(H5Fclose(fid) < 0) TEST_ERROR + + + /* Create the main file */ + if((fid=H5Fcreate(filename1, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0) TEST_ERROR + + /* Create external link to target file */ + if(H5Lcreate_external(filename2, "/A", fid, "ext_link", H5P_DEFAULT, H5P_DEFAULT) < 0) TEST_ERROR + + /* Open object through external link */ + H5E_BEGIN_TRY { + gid = H5Gopen2(fid, "ext_link", H5P_DEFAULT); + } H5E_END_TRY; + + /* Should be able to find the target file from pathnames set via HDF5_EXT_PREFIX */ + if (gid < 0) { + H5_FAILED(); + puts(" Should have found the file in tmp directory."); + goto error; + } + + /* closing for main file */ + if(H5Gclose(gid) < 0) TEST_ERROR + if(H5Fclose(fid) < 0) TEST_ERROR + + PASSED(); + return 0; + + error: + H5E_BEGIN_TRY { + H5Gclose (gid); + H5Fclose (fid); + } H5E_END_TRY; + return -1; +} /* end external_link_env() */ + + +/*------------------------------------------------------------------------- + * Function: main + * + * Purpose: Test external link with environment variable HDF5_EXT_PREFIX + * + * Return: Success: exit(0) + * Failure: exit(non-zero) + * + * Programmer: Vailin Choi; Nov 2010 + * + *------------------------------------------------------------------------- + */ +int +main(void) +{ + hid_t fapl; /* File access property lists */ + int nerrors = 0; /* Error from tests */ + const char *env_h5_drvr; /* File Driver value from environment */ + + env_h5_drvr = HDgetenv("HDF5_DRIVER"); + if(env_h5_drvr == NULL) + env_h5_drvr = "nomatch"; + + h5_reset(); + fapl = h5_fileaccess(); + + nerrors += external_link_env(fapl, FALSE) < 0 ? 1 : 0; + + /* Set the "use the latest version of the format" bounds for creating objects in the file */ + if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) TEST_ERROR + + nerrors += external_link_env(fapl, TRUE) < 0 ? 1 : 0; + + h5_cleanup(FILENAME, fapl); + + /* Results */ + if(nerrors) { + printf("***** %d External Link (HDF5_EXT_PREFIX) test%s FAILED! *****\n", + nerrors, 1 == nerrors ? "" : "s"); + exit(1); + } + printf("All external Link (HDF5_EXT_PREFIX) tests passed.\n"); + + /* clean up tmp directory created by external link tests */ + HDrmdir(TMPDIR); + + return 0; + +error: + puts("*** TESTS FAILED ***"); + return 1; +} |