Release 0.12.0

native/autostart.h

@@ -4,34 +4,66 @@
 #define BOOT_DIRECTORY "/var/lib/webosbrew/init.d"
 #endif
 #ifndef BOOT_SCRIPT
-#define BOOT_SCRIPT "/media/developer/apps/usr/palm/services/org.webosbrew.histogramhyperion.service/boot.sh"
+#define BOOT_SCRIPT                                                                                \
+    "/media/developer/apps/usr/palm/services/org.webosbrew.histogramhyperion.service/boot.sh"
 #endif
 #define BOOT_HOOK BOOT_DIRECTORY "/60-histogramhyperion"
 /* Exact pre-0.6.1 hook; only this known own file may be migrated. */
-static const char legacy_boot_script[] = "#!/bin/sh\n# Histogram Hyperion own boot hook v1\n(\n  attempt=0\n  while [ -x /var/lib/webosbrew/init.d/60-histogramhyperion ] && [ \"$attempt\" -lt 120 ]; do\n    result=$(timeout 12 luna-send -n 1 luna://org.webosbrew.histogramhyperion.service/start '{}' 2>&1)\n    case \"$result\" in\n      *'\"running\":true'*) exit 0 ;;\n    esac\n    attempt=$((attempt + 1))\n    sleep 5\n  done\n  echo 'Histogram Hyperion boot start cancelled or timed out'\n) >/var/lib/webosbrew/histogramhyperion-boot.log 2>&1 </dev/null &\nexit 0\n";
+static const char legacy_boot_script[] =
+    "#!/bin/sh\n# Histogram Hyperion own boot hook v1\n(\n  attempt=0\n  while [ -x "
+    "/var/lib/webosbrew/init.d/60-histogramhyperion ] && [ \"$attempt\" -lt 120 ]; do\n    "
+    "result=$(timeout 12 luna-send -n 1 luna://org.webosbrew.histogramhyperion.service/start '{}' "
+    "2>&1)\n    case \"$result\" in\n      *'\"running\":true'*) exit 0 ;;\n    esac\n    "
+    "attempt=$((attempt + 1))\n    sleep 5\n  done\n  echo 'Histogram Hyperion boot start "
+    "cancelled or timed out'\n) >/var/lib/webosbrew/histogramhyperion-boot.log 2>&1 </dev/null "
+    "&\nexit 0\n";
 /* 0: absent, 1: own legacy copy, 2: own symlink, -1: foreign/error. */
-static int boot_hook_kind(void){
- struct stat st;if(lstat(BOOT_HOOK,&st)!=0)return errno==ENOENT?0:-1;
- if(S_ISLNK(st.st_mode)){
-  char target[sizeof(BOOT_SCRIPT)+1];ssize_t n=readlink(BOOT_HOOK,target,sizeof(target));
-  return n==(ssize_t)(sizeof(BOOT_SCRIPT)-1) && memcmp(target,BOOT_SCRIPT,(size_t)n)==0?2:-1;
- }
- if(!S_ISREG(st.st_mode))return -1;
- char data[sizeof(legacy_boot_script)];int fd=open(BOOT_HOOK,O_RDONLY|O_NOFOLLOW|O_CLOEXEC);if(fd<0)return -1;
- ssize_t n=read(fd,data,sizeof(data));close(fd);
- return n==(ssize_t)(sizeof(legacy_boot_script)-1) && memcmp(data,legacy_boot_script,(size_t)n)==0?1:-1;
+static int boot_hook_kind(void) {
+    struct stat st;
+    if (lstat(BOOT_HOOK, &st) != 0)
+        return errno == ENOENT ? 0 : -1;
+    if (S_ISLNK(st.st_mode)) {
+        char target[sizeof(BOOT_SCRIPT) + 1];
+        ssize_t n = readlink(BOOT_HOOK, target, sizeof(target));
+        return n == (ssize_t)(sizeof(BOOT_SCRIPT) - 1) &&
+                       memcmp(target, BOOT_SCRIPT, (size_t)n) == 0
+                   ? 2
+                   : -1;
+    }
+    if (!S_ISREG(st.st_mode))
+        return -1;
+    char data[sizeof(legacy_boot_script)];
+    int fd = open(BOOT_HOOK, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
+    if (fd < 0)
+        return -1;
+    ssize_t n = read(fd, data, sizeof(data));
+    close(fd);
+    return n == (ssize_t)(sizeof(legacy_boot_script) - 1) &&
+                   memcmp(data, legacy_boot_script, (size_t)n) == 0
+               ? 1
+               : -1;
 }
-static bool boot_enabled(void){return boot_hook_kind()>0 && access(BOOT_HOOK,X_OK)==0;}
-static bool set_boot(bool enabled){
- int kind=boot_hook_kind();if(kind<0)return false;
- if(!enabled)return kind==0 || unlink(BOOT_HOOK)==0;
- if(access(BOOT_SCRIPT,X_OK)!=0)return false;
- if(kind==2)return true;
- if(mkdir(BOOT_DIRECTORY,0755)!=0 && errno!=EEXIST)return false;
- /* Never overwrite another process's temporary file or a foreign hook. */
- if(symlink(BOOT_SCRIPT,BOOT_HOOK ".tmp")!=0)return false;
- bool ok=rename(BOOT_HOOK ".tmp",BOOT_HOOK)==0;
- if(!ok)unlink(BOOT_HOOK ".tmp");
- return ok;
+static bool boot_enabled(void) {
+    return boot_hook_kind() > 0 && access(BOOT_HOOK, X_OK) == 0;
+}
+static bool set_boot(bool enabled) {
+    int kind = boot_hook_kind();
+    if (kind < 0)
+        return false;
+    if (!enabled)
+        return kind == 0 || unlink(BOOT_HOOK) == 0;
+    if (access(BOOT_SCRIPT, X_OK) != 0)
+        return false;
+    if (kind == 2)
+        return true;
+    if (mkdir(BOOT_DIRECTORY, 0755) != 0 && errno != EEXIST)
+        return false;
+    /* Never overwrite another process's temporary file or a foreign hook. */
+    if (symlink(BOOT_SCRIPT, BOOT_HOOK ".tmp") != 0)
+        return false;
+    bool ok = rename(BOOT_HOOK ".tmp", BOOT_HOOK) == 0;
+    if (!ok)
+        unlink(BOOT_HOOK ".tmp");
+    return ok;
 }
 #endif