// its implementation does not parse /proc/self/auxv. Instead it depends
// on values that are passed by the kernel at process-init time to the
// C runtime initialization layer.
+#if 1
+// OpenCV calls CPU features check during library initialization stage
+// (under other dlopen() call).
+// Unfortunatelly, calling dlopen() recursively is not supported on some old
+// Android versions. Android fix is here:
+// - https://android-review.googlesource.com/#/c/32951/
+// - GitHub mirror: https://github.com/android/platform_bionic/commit/e19d702b8e330cef87e0983733c427b5f7842144
+__attribute__((weak)) unsigned long getauxval(unsigned long); // Lets linker to handle this symbol
+static uint32_t
+get_elf_hwcap_from_getauxval(int hwcap_type) {
+ uint32_t ret = 0;
+ if(getauxval != 0) {
+ ret = (uint32_t)getauxval(hwcap_type);
+ } else {
+ D("getauxval() is not available\n");
+ }
+ return ret;
+}
+#else
static uint32_t
get_elf_hwcap_from_getauxval(int hwcap_type) {
typedef unsigned long getauxval_func_t(unsigned long);
return ret;
}
#endif
+#endif
#if defined(__arm__)
// Parse /proc/self/auxv to extract the ELF HW capabilities bitmap for the