更新 Xcode 13 后，react-native run-ios命令在我的项目中无法成功运行。
当我运行该命令时，Successfully launched the app on the simulator会显示在终端中。没有错误信息。应用程序没有构建好，无法打开。
但是我可以使用 Xcode 成功运行。
我的本机版本是“0.61.5”。有人遇到像我这样的问题吗？
问问题
665 次
1 回答
0
我有一个类似的问题。虽然我有 react-native 版本 59.10。
解决方案是使用补丁包来改变 react-native fishhook.c 文件：
`diff --git a/node_modules/react-native/Libraries/fishhook/fishhook.c
b/node_modules/react-native/Libraries/fishhook/fishhook.c
index 205ee82..d580178 100755
--- a/node_modules/react-native/Libraries/fishhook/fishhook.c
+++ b/node_modules/react-native/Libraries/fishhook/fishhook.c
@@ -21,15 +21,20 @@
-#import "fishhook.h"
+#include "fishhook.h"
-#import <dlfcn.h>
-#import <stdlib.h>
-#import <string.h>
-#import <sys/types.h>
-#import <mach-o/dyld.h>
-#import <mach-o/loader.h>
-#import <mach-o/nlist.h>
+#include <dlfcn.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <mach/mach.h>
+#include <mach/vm_map.h>
+#include <mach/vm_region.h>
+#include <mach-o/dyld.h>
+#include <mach-o/loader.h>
+#include <mach-o/nlist.h>
#ifdef __LP64__
typedef struct mach_header_64 mach_header_t;
@@ -76,6 +81,36 @@ static int prepend_rebindings(struct rebindings_entry **rebindings_head,
return 0;
}
+#if 0
+static int get_protection(void *addr, vm_prot_t *prot, vm_prot_t
*max_prot) {
+ mach_port_t task = mach_task_self();
+ vm_size_t size = 0;
+ vm_address_t address = (vm_address_t)addr;
+ memory_object_name_t object;
+#ifdef __LP64__
+ mach_msg_type_number_t count = VM_REGION_BASIC_INFO_COUNT_64;
+ vm_region_basic_info_data_64_t info;
+ kern_return_t info_ret = vm_region_64(
+ task, &address, &size, VM_REGION_BASIC_INFO_64,(vm_region_info_64_t)&info, &count, &object);
+#else
+ mach_msg_type_number_t count = VM_REGION_BASIC_INFO_COUNT;
+ vm_region_basic_info_data_t info;
+ kern_return_t info_ret = vm_region(task, &address, &size, VM_REGION_BASIC_INFO, (vm_region_info_t)&info, &count, &object);
+#endif
+ if (info_ret == KERN_SUCCESS) {
+ if (prot != NULL)
+ *prot = info.protection;
+
+ if (max_prot != NULL)
+ *max_prot = info.max_protection;
+
+ return 0;
+ }
+
+ return -1;
+}
+#endif
+
@@ -84,6 +119,7 @@ static void perform_rebinding_with_section(struct rebindings_entry *rebindings,
uint32_t *indirect_symtab) {
uint32_t *indirect_symbol_indices = indirect_symtab + section->reserved1;
void **indirect_symbol_bindings = (void **)((uintptr_t)slide + section->addr);
+
for (uint i = 0; i < section->size / sizeof(void *); i++) {
uint32_t symtab_index = indirect_symbol_indices[i];
if (symtab_index == INDIRECT_SYMBOL_ABS || symtab_index == INDIRECT_SYMBOL_LOCAL ||
@@ -92,18 +128,33 @@ static void perform_rebinding_with_section(struct rebindings_entry *rebindings,
}
uint32_t strtab_offset = symtab[symtab_index].n_un.n_strx;
char *symbol_name = strtab + strtab_offset;
- if (strnlen(symbol_name, 2) < 2) {
- continue;
- }
+ bool symbol_name_longer_than_1 = symbol_name[0] && symbol_name[1];
struct rebindings_entry *cur = rebindings;
while (cur) {
for (uint j = 0; j < cur->rebindings_nel; j++) {
- if (strcmp(&symbol_name[1], cur->rebindings[j].name) == 0) {
- if (cur->rebindings[j].replaced != NULL &&
- indirect_symbol_bindings[i] != cur->rebindings[j].replacement) {
+ if (symbol_name_longer_than_1 && strcmp(&symbol_name[1], cur->rebindings[j].name) == 0) {
+ kern_return_t err;
+
+ if (cur->rebindings[j].replaced != NULL && indirect_symbol_bindings[i] != cur->rebindings[j].replacement)
*(cur->rebindings[j].replaced) = indirect_symbol_bindings[i];
+
+ /**
+ * 1. Moved the vm protection modifying codes to here to reduce the
+ * changing scope.
+ * 2. Adding VM_PROT_WRITE mode unconditionally because vm_region
+ * API on some iOS/Mac reports mismatch vm protection attributes.
+ * -- Lianfu Hao Jun 16th, 2021
+ **/
+ err = vm_protect (mach_task_self (),(uintptr_t)indirect_symbol_bindings, section->size, 0, VM_PROT_READ | VM_PROT_WRITE | VM_PROT_COPY);
+ if (err == KERN_SUCCESS) {
+ /**
+ * Once we failed to change the vm protection, we
+ * MUST NOT continue the following write actions!
+ * iOS 15 has corrected the const segments prot.
+ * -- Lionfore Hao Jun 11th, 2021
+ **/
+ indirect_symbol_bindings[i] = cur->rebindings[j].replacement;
}
- indirect_symbol_bindings[i] = cur->rebindings[j].replacement;
goto symbol_loop;
}
}
@@ -187,6 +238,9 @@ int rebind_symbols_image(void *header,
struct rebindings_entry *rebindings_head = NULL;
int retval = prepend_rebindings(&rebindings_head, rebindings, rebindings_nel);
rebind_symbols_for_image(rebindings_head, (const struct mach_header *) header, slide);
+ if (rebindings_head) {
+ free(rebindings_head->rebindings);
+ }
free(rebindings_head);
return retval;
}
`
于 2021-09-24T09:14:41.757 回答