- char path[MAXPATHLEN];
- int pathlen;
- pathlen = proc_regionfilename(pid, address, path, sizeof(path));
- path[pathlen] = '\0';
- memreg.pathname = path;
-
-#if 0 /* Display mappings for debug */
- fprintf(stderr,
- "%#014llx - %#014llx | %c%c%c | %s\n",
- memreg.start_addr, memreg.end_addr,
- (memreg.prot & PROT_READ) ? 'r' : '-',
- (memreg.prot & PROT_WRITE) ? 'w' : '-',
- (memreg.prot & PROT_EXEC) ? 'x' : '-',
- memreg.pathname.c_str());
-#endif
+ Dl_info dlinfo;
+ if (dladdr(reinterpret_cast<void*>(address), &dlinfo))
+ memreg.pathname = dlinfo.dli_fname;
+
+ XBT_DEBUG("Region: %016" PRIx64 "-%016" PRIx64 " | %c%c%c | %s", memreg.start_addr, memreg.end_addr,
+ (memreg.prot & PROT_READ) ? 'r' : '-', (memreg.prot & PROT_WRITE) ? 'w' : '-',
+ (memreg.prot & PROT_EXEC) ? 'x' : '-', memreg.pathname.c_str());