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MDEV-8868 Consider adding a check for libjemalloc version in cmake and/or at runtime

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add a run-time check for jemalloc >= 2.3
This commit is contained in:
Sergei Golubchik 2015-10-22 13:55:55 +02:00
parent 6f0754789c
commit 581d85259d
1 changed files with 17 additions and 3 deletions
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20
storage/tokudb/hatoku_hton.cc
View file

@ -356,9 +356,23 @@ static int tokudb_init_func(void *p) {
tokudb_hton = (handlerton *) p;
#if TOKUDB_CHECK_JEMALLOC
if (tokudb_check_jemalloc && dlsym(RTLD_DEFAULT, "mallctl") == NULL) {
sql_print_error("%s is not initialized because jemalloc is not loaded", tokudb_hton_name);
goto error;
if (tokudb_check_jemalloc) {
typedef int (*mallctl_type)(const char *, void *, size_t *, void *, size_t);
mallctl_type mallctl_func;
mallctl_func= (mallctl_type)dlsym(RTLD_DEFAULT, "mallctl");
if (!mallctl_func) {
sql_print_error("%s is not initialized because jemalloc is not loaded", tokudb_hton_name);
goto error;
}
char *ver;
size_t len= sizeof(ver);
mallctl_func("version", &ver, &len, NULL, 0);
/* jemalloc 2.2.5 crashes mysql-test */
if (strcmp(ver, "2.3.") < 0) {
sql_print_error("%s is not initialized because jemalloc is older than 2.3.0", tokudb_hton_name);
goto error;
}
}
#endif