diff options
Diffstat (limited to 'src/H5.c')
| -rw-r--r-- | src/H5.c | 67 |
1 files changed, 49 insertions, 18 deletions
@@ -501,29 +501,60 @@ H5check_version (unsigned majnum, unsigned minnum, unsigned relnum) { char lib_str[256]; char substr[] = H5_VERS_SUBRELEASE; - static int checked = 0; + static int checked = 0; /* If we've already checked the version info */ + static int disable_version_check = 0; /* Set if the version check should be disabled */ herr_t ret_value=SUCCEED; /* Return value */ FUNC_ENTER_API_NOINIT(H5check_version); - if (H5_VERS_MAJOR!=majnum || H5_VERS_MINOR!=minnum || - H5_VERS_RELEASE!=relnum) { - HDfputs ("Warning! The HDF5 header files included by this application " - "do not match the\nversion used by the HDF5 library to which " - "this application is linked. Data\ncorruption or " - "segmentation faults would be likely if the application " - "were\nallowed to continue.\n", stderr); - fprintf (stderr, "Headers are %u.%u.%u, library is %u.%u.%u\n", - majnum, minnum, relnum, - H5_VERS_MAJOR, H5_VERS_MINOR, H5_VERS_RELEASE); - HDfputs ("Bye...\n", stderr); - HDabort (); - } - + /* Don't check again, if we already have */ if (checked) HGOTO_DONE(SUCCEED); + if (H5_VERS_MAJOR!=majnum || H5_VERS_MINOR!=minnum || + H5_VERS_RELEASE!=relnum) { + const char *s; /* Environment string for disabling version check */ + + /* Allow different versions of the header files and library? */ + s = HDgetenv ("HDF5_DISABLE_VERSION_CHECK"); + + if (s && HDisdigit(*s)) + disable_version_check = (int)HDstrtol (s, NULL, 0); + + if(disable_version_check) { + HDfputs ("Warning! The HDF5 header files included by this application " + "do not match the\nversion used by the HDF5 library to which " + "this application is linked. Data\ncorruption or " + "segmentation faults may occur if the application " + "continues.\n'HDF5_DISABLE_VERSION_CHECK' " + "environment variable set, application will\n" + "continue.\n", stderr); + } /* end if */ + else { + HDfputs ("Warning! The HDF5 header files included by this application " + "do not match the\nversion used by the HDF5 library to which " + "this application is linked. Data\ncorruption or " + "segmentation faults may occur if the application " + "is\nallowed to continue. You can, at your own risk, " + "disable this check by setting\nthe environment variable " + "'HDF5_DISABLE_VERSION_CHECK' to a value of '1'.\n", stderr); + } /* end else */ + + /* Mention the versions we are referring to */ + HDfprintf (stderr, "Headers are %u.%u.%u, library is %u.%u.%u\n", + majnum, minnum, relnum, + H5_VERS_MAJOR, H5_VERS_MINOR, H5_VERS_RELEASE); + + /* Bail out now, if the version check isn't disabled */ + if(!disable_version_check) { + HDfputs ("Bye...\n", stderr); + HDabort (); + } /* end if */ + } /* end if */ + + /* Indicate that the version check has been performed */ checked = 1; + /* *verify if H5_VERS_INFO is consistent with the other version information. *Check only the first sizeof(lib_str) char. Assume the information @@ -534,18 +565,18 @@ H5check_version (unsigned majnum, unsigned minnum, unsigned relnum) if (*substr){ HDstrcat(lib_str, "-"); HDstrncat(lib_str, substr, sizeof(lib_str) - HDstrlen(lib_str) - 1); - } + } /* end if */ if (HDstrcmp(lib_str, H5_lib_vers_info_g)){ HDfputs ("Warning! Library version information error.\n" "The HDF5 library version information are not " "consistent in its source code.\nThis is NOT a fatal error " "but should be corrected.\n", stderr); - fprintf (stderr, "Library version information are:\n" + HDfprintf (stderr, "Library version information are:\n" "H5_VERS_MAJOR=%d, H5_VERS_MINOR=%d, H5_VERS_RELEASE=%d, " "H5_VERS_SUBRELEASE=%s,\nH5_VERS_INFO=%s\n", H5_VERS_MAJOR, H5_VERS_MINOR, H5_VERS_RELEASE, H5_VERS_SUBRELEASE, H5_VERS_INFO); - } + } /* end if */ done: FUNC_LEAVE(ret_value); |