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AP_Module: report loaded hooks on startup

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useful for debugging
This commit is contained in:
Andrew Tridgell 2016-10-17 09:31:51 +11:00
parent 114b885162
commit 24d3399fd5
1 changed files with 5 additions and 3 deletions
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8
libraries/AP_Module/AP_Module.cpp
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@ -47,7 +47,7 @@ void AP_Module::module_scan(const char *path)
printf("dlopen(%s) -> %s\n", path, dlerror()); printf("dlopen(%s) -> %s\n", path, dlerror());
return; return;
} }
bool found_hook = false; uint8_t found_hooks = 0;
for (uint16_t i=0; i<NUM_HOOKS; i++) { for (uint16_t i=0; i<NUM_HOOKS; i++) {
void *s = dlsym(m, hook_names[i]); void *s = dlsym(m, hook_names[i]);
if (s != nullptr) { if (s != nullptr) {
@ -59,12 +59,14 @@ void AP_Module::module_scan(const char *path)
h->next = hooks[i]; h->next = hooks[i];
h->symbol = s; h->symbol = s;
hooks[i] = h; hooks[i] = h;
found_hook = true; found_hooks++;
} }
} }
if (!found_hook) { if (found_hooks == 0) {
// we don't need this module // we don't need this module
dlclose(m); dlclose(m);
} else {
printf("AP_Module: Loaded %u hooks from %s\n", (unsigned)found_hooks, path);
} }
#endif #endif
} }