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[svn-r6005] Purpose:

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New feature.

Description:
    Added check for "HDF5_DISABLE_VERSION_CHECK" environment variable to
    disable the version checking code between the headers and the library.

Tested:
    FreeBSD 4.7 (sleipnir) - no triple check necessary.
This commit is contained in:
Quincey Koziol 2002-10-15 15:12:11 -05:00
parent 547812beb8
commit e5565c55a3
1 changed files with 49 additions and 18 deletions
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67
src/H5.c
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@ -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);