diff options
| -rw-r--r-- | cddl/contrib/opensolaris/lib/libdtrace/common/dt_pragma.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_pragma.c b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_pragma.c index 00578f4..760c2f6 100644 --- a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_pragma.c +++ b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_pragma.c @@ -241,6 +241,8 @@ dt_pragma_depends(const char *prname, dt_node_t *cnp) int found; dt_lib_depend_t *dld; char lib[MAXPATHLEN]; + size_t plen; + char *provs, *cpy, *tok; if (cnp == NULL || nnp == NULL || cnp->dn_kind != DT_NODE_IDENT || nnp->dn_kind != DT_NODE_IDENT) { @@ -248,9 +250,31 @@ dt_pragma_depends(const char *prname, dt_node_t *cnp) "<class> <name>\n", prname); } - if (strcmp(cnp->dn_string, "provider") == 0) - found = dt_provider_lookup(dtp, nnp->dn_string) != NULL; - else if (strcmp(cnp->dn_string, "module") == 0) { + if (strcmp(cnp->dn_string, "provider") == 0) { + /* + * First try to get the provider list using the + * debug.dtrace.providers sysctl, since that'll work even if + * we're not running as root. + */ + provs = NULL; + if (sysctlbyname("debug.dtrace.providers", NULL, &plen, NULL, 0) || + ((provs = dt_alloc(dtp, plen)) == NULL) || + sysctlbyname("debug.dtrace.providers", provs, &plen, NULL, 0)) + found = dt_provider_lookup(dtp, nnp->dn_string) != NULL; + else { + found = B_FALSE; + for (cpy = provs; (tok = strsep(&cpy, " ")) != NULL; ) + if (strcmp(tok, nnp->dn_string) == 0) { + found = B_TRUE; + break; + } + if (found == B_FALSE) + found = dt_provider_lookup(dtp, + nnp->dn_string) != NULL; + } + if (provs != NULL) + dt_free(dtp, provs); + } else if (strcmp(cnp->dn_string, "module") == 0) { dt_module_t *mp = dt_module_lookup_by_name(dtp, nnp->dn_string); found = mp != NULL && dt_module_getctf(dtp, mp) != NULL; } else if (strcmp(cnp->dn_string, "library") == 0) { |
