Update main.yml and dbmem-utils.c for build configuration and timestamp handling

Author: Gioee

.github/workflows/main.yml

@@ -263,7 +263,7 @@ jobs:
 
       - uses: actions/checkout@v4.2.2
         with:
-          submodules: ${{ contains(matrix.make, 'LLAMA=') && 'true' || 'false' }}
+          submodules: ${{ !contains(matrix.make, 'OMIT_LOCAL_ENGINE=1') && 'true' || 'false' }}
 
       - name: windows install sqlite (remote builds)
         if: matrix.name == 'windows' && matrix.variant == 'remote'

src/dbmem-utils.c

@@ -10,6 +10,8 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdbool.h>
+#include <stdio.h>
+#include <time.h>
 #include <sys/stat.h>
 
 #include "dbmem-utils.h"
@@ -167,10 +169,11 @@ int dbmem_compute_uuid_v7 (uint8_t value[DBMEM_UUID_LEN]) {
 
     // get current timestamp in ms
     struct timespec ts;
-    #ifdef __ANDROID__
-    if (clock_gettime(CLOCK_REALTIME, &ts) != 0) return -1;
-    #else
+    #if defined(__APPLE__)
     if (timespec_get(&ts, TIME_UTC) == 0) return -1;
+    #else
+    // Use clock_gettime for Linux/Android/Windows (timespec_get not available on older glibc)
+    if (clock_gettime(CLOCK_REALTIME, &ts) != 0) return -1;
     #endif
 
     // add timestamp part to UUID