Merge da80af70d2 into 0e44a351ea

If the editor that invokes mkosi.clangd is a flatpak, let's make sure
that mkosi is run on the host and not in the flatpak sandbox since it
won't be installed there.

mkosi.clangd

@@ -1,12 +1,18 @@
 #!/bin/bash
 # SPDX-License-Identifier: LGPL-2.1-or-later
 
-MKOSI_CONFIG="$(mkosi --json summary | jq -r .Images[-1])"
+if command -v flatpak-spawn >/dev/null; then
+    SPAWN=(flatpak-spawn --host)
+else
+    SPAWN=()
+fi
+
+MKOSI_CONFIG="$("${SPAWN[@]}" --host mkosi --json summary | jq -r .Images[-1])"
 DISTRIBUTION="$(jq -r .Distribution <<< "$MKOSI_CONFIG")"
 RELEASE="$(jq -r .Release <<< "$MKOSI_CONFIG")"
 ARCH="$(jq -r .Architecture <<< "$MKOSI_CONFIG")"
 
-exec mkosi \
+exec "${SPAWN[@]}" mkosi \
     --incremental=strict \
     --build-sources-ephemeral=no \
     --format=none \

src/basic/user-util.c

@@ -467,9 +467,12 @@ char* gid_to_name(gid_t gid) {
 }
 
 static bool gid_list_has(const gid_t *list, size_t size, gid_t val) {
-        for (size_t i = 0; i < size; i++)
-                if (list[i] == val)
+        assert(list || size == 0);
+
+        FOREACH_ARRAY(i, list, size)
+                if (*i == val)
                         return true;
+
         return false;
 }
 
@@ -526,20 +529,24 @@ int merge_gid_lists(const gid_t *list1, size_t size1, const gid_t *list2, size_t
         return (int)nresult;
 }
 
-int getgroups_alloc(gid_t** gids) {
-        gid_t *allocated;
-        _cleanup_free_  gid_t *p = NULL;
+int getgroups_alloc(gid_t **ret) {
         int ngroups = 8;
-        unsigned attempt = 0;
 
-        allocated = new(gid_t, ngroups);
-        if (!allocated)
-                return -ENOMEM;
-        p = allocated;
+        assert(ret);
+
+        for (unsigned attempt = 0;;) {
+                _cleanup_free_ gid_t *p = NULL;
+
+                p = new(gid_t, ngroups);
+                if (!p)
+                        return -ENOMEM;
 
-        for (;;) {
                 ngroups = getgroups(ngroups, p);
-                if (ngroups >= 0)
+                if (ngroups > 0) {
+                        *ret = TAKE_PTR(p);
+                        return ngroups;
+                }
+                if (ngroups == 0)
                         break;
                 if (errno != EINVAL)
                         return -errno;
@@ -554,17 +561,11 @@ int getgroups_alloc(gid_t** gids) {
                 if (ngroups < 0)
                         return -errno;
                 if (ngroups == 0)
-                        return false;
-
-                free(allocated);
-
-                p = allocated = new(gid_t, ngroups);
-                if (!allocated)
-                        return -ENOMEM;
+                        break;
         }
 
-        *gids = TAKE_PTR(p);
-        return ngroups;
+        *ret = NULL;
+        return 0;
 }
 
 int get_home_dir(char **ret) {

src/basic/user-util.h

@@ -64,7 +64,7 @@ int in_gid(gid_t gid);
 int in_group(const char *name);
 
 int merge_gid_lists(const gid_t *list1, size_t size1, const gid_t *list2, size_t size2, gid_t **result);
-int getgroups_alloc(gid_t** gids);
+int getgroups_alloc(gid_t **ret);
 
 int get_home_dir(char **ret);
 int get_shell(char **ret);

src/test/test-user-util.c

@@ -444,9 +444,8 @@ TEST(gid_lists_ops) {
         assert_se(nresult >= 0);
         assert_se(memcmp_nn(result2, ELEMENTSOF(result2), res4, nresult) == 0);
 
-        nresult = getgroups_alloc(&gids);
-        assert_se(nresult >= 0 || nresult == -EINVAL || nresult == -ENOMEM);
-        assert_se(gids);
+        ASSERT_OK(nresult = getgroups_alloc(&gids));
+        assert_se(gids || nresult == 0);
 }
 
 TEST(parse_uid_range) {