修改目录结构

Makefile

@@ -1,17 +1,16 @@
 CROSS_COMPILE ?= 
 CC := $(CROSS_COMPILE)gcc
 STRIP := $(CROSS_COMPILE)strip
-CFLAGS += -g -Os -Wall 
+CFLAGS += -g -Os -Wall -Iip2region -Iqqwry
 LIBS = -lm -static 
-OBJ := denyip
+BIN := denyip
 
-all: main.o ip2region.o xdb_searcher.o qqwry.o
-	$(CC) $(CFLAGS) -o $(OBJ) $^ $(LIBS)
-.c.o:
-	$(CC) $(CFLAGS) -c $<
+all: main.o ip2region/ip2region.o ip2region/xdb_searcher.o qqwry/qqwry.o
+	$(CC) $(CFLAGS) -o $(BIN) $^ $(LIBS)
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
 
 clean:
-	rm -rf *.o
-	rm -rf $(OBJ)
-
-	
+	rm -rf $(BIN)
+	rm -rf main.o ip2region/ip2region.o ip2region/xdb_searcher.o qqwry/qqwry.o

main.c

@@ -145,6 +145,7 @@ void restart_process(pid_t pid1, pid_t pid2, char *argv[])
 
 void cleanup_(int signum)
 {
+    int r;
     printf("Received signal %d, cleaning up...\n", signum);
 
     // 终止子进程
@@ -154,10 +155,14 @@ void cleanup_(int signum)
     if (pid2 > 0) {
         kill(pid2, SIGTERM);
     }
-    // 终止所有 tcpdump 进程
-    system("pkill tcpdump");
 
-    // 退出主进程
+    // 终止所有 tcpdump 进程
+    r = system("pkill tcpdump");
+    if (r == 0) {
+        puts("pkill tcpdump");
+    }
+
+    // 退出主进程 
     exit(0);
 
     return ;
@@ -242,6 +247,7 @@ int main(int argc, char *argv[])
         r = system("apt -y install tcpdump > /dev/null 2>&1");
     }
 
+
     // 子进程
     pid1 = fork();              // 创建子进程
     if (pid1 == 0) {
@@ -262,6 +268,7 @@ int main(int argc, char *argv[])
             sleep(3);
         }
     }
+
     // 子进程
     pid2 = fork();              // 创建子进程
     if (pid2 == 0) {

qqwry/qqwry.c

@@ -349,6 +349,14 @@ int get_location(char *ip)
 
 char *qqwry_(char *ip)
 {
+    char *qqdb_path = "qqwry.dat";
+    if (access(qqdb_path, F_OK) == -1) { // 判断 ip2region 地址定位库是否存在
+        qqdb_path = "qqwry/qqwry.dat";
+        if (access(qqdb_path, F_OK) == -1) {
+            printf("qqwry.dat DOESN'T EXIST!\n");
+            return NULL;
+        }
+    }
     qqwry_init("qqwry.dat");