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Reduce unnecessary stack memory allocation

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topjohnwu 2017-10-14 21:09:05 +08:00
parent 2dd4cf040e
commit c7e777255a
1 changed files with 10 additions and 13 deletions
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23
jni/daemon/bootstages.c
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@ -401,7 +401,6 @@ static void daemon_init() {
DIR *dir;
struct dirent *entry;
int root, sbin;
char target[PATH_MAX], linkpath[PATH_MAX];
// Setup links under /sbin
xmount(NULL, "/", NULL, MS_REMOUNT, NULL);
xmkdir("/root", 0755);
@ -423,13 +422,13 @@ static void daemon_init() {
dir = xfdopendir(root);
while((entry = xreaddir(dir))) {
if (strcmp(entry->d_name, ".") == 0 || strcmp(entry->d_name, "..") == 0) continue;
snprintf(target, sizeof(target), "/root/%s", entry->d_name);
snprintf(linkpath, sizeof(linkpath), "/sbin/%s", entry->d_name);
xsymlink(target, linkpath);
snprintf(buf, PATH_MAX, "/root/%s", entry->d_name);
snprintf(buf2, PATH_MAX, "/sbin/%s", entry->d_name);
xsymlink(buf, buf2);
}
for (int i = 0; applet[i]; ++i) {
snprintf(linkpath, sizeof(linkpath), "/sbin/%s", applet[i]);
xsymlink("/root/magisk", linkpath);
snprintf(buf2, PATH_MAX, "/sbin/%s", applet[i]);
xsymlink("/root/magisk", buf2);
}
xmkdir("/magisk", 0755);
xmount(NULL, "/", NULL, MS_REMOUNT | MS_RDONLY, NULL);
@ -459,9 +458,7 @@ static void daemon_init() {
#else
LOGI("mount: %s\n", MIRRDIR "/system");
#endif
continue;
}
if (strstr(line, " /vendor ")) {
} else if (strstr(line, " /vendor ")) {
seperate_vendor = 1;
sscanf(line, "%s", buf);
xmkdir_p(MIRRDIR "/vendor", 0755);
@ -471,10 +468,10 @@ static void daemon_init() {
#else
LOGI("mount: %s\n", MIRRDIR "/vendor");
#endif
continue;
}
free(line);
}
vec_deep_destroy(&mounts);
vec_destroy(&mounts);
if (!seperate_vendor) {
xsymlink(MIRRDIR "/system/vendor", MIRRDIR "/vendor");
#ifdef MAGISK_DEBUG
@ -495,7 +492,7 @@ static void daemon_init() {
static int prepare_img() {
// First merge images
if (merge_img("/data/magisk_merge.img", MAINIMG)) {
LOGE("Image merge %s -> %s failed!\n", "/data/magisk_merge.img", MAINIMG);
LOGE("Image merge /data/magisk_merge.img -> " MAINIMG " failed!\n");
return 1;
}
@ -550,7 +547,7 @@ static int prepare_img() {
magiskloop = mount_image(MAINIMG, MOUNTPOINT);
free(magiskloop);
// Fix file seliux contexts
// Fix file selinux contexts
fix_filecon();
return 0;
}