Add relocate_auto()

* Move relocation code out of install()

1 files changed, 49 insertions, 0 deletions

diff --git a/src/relocation.c b/src/relocation.c
index 4dc784f..ce6a896 100644
--- a/src/relocation.c
+++ b/src/relocation.c
@@ -324,3 +324,52 @@ int relocate(const char *_filename, const char *_oldstr, const char *_newstr) {
     return returncode;
 }
 
+/**
+ * Parse package metadata and set `baseroot` binaries/text to point to `destroot`.
+ * `baseroot` should be a temporary directory because its contents are modified
+ *
+ * @param destroot
+ * @param baseroot
+ */
+void relocate_root(const char *destroot, const char *baseroot) {
+    RelocationEntry **b_record = NULL;
+    RelocationEntry **t_record = NULL;
+    char cwd[PATH_MAX];
+
+    getcwd(cwd, sizeof(cwd));
+    chdir(baseroot);
+    {
+        // Rewrite binary prefixes
+        b_record = prefixes_read(SPM_META_PREFIX_BIN);
+        if (b_record) {
+            for (int i = 0; b_record[i] != NULL; i++) {
+                if (file_is_binexec(b_record[i]->path)) {
+                    if (SPM_GLOBAL.verbose) {
+                        printf("Relocate RPATH: %s\n", b_record[i]->path);
+                    }
+                    rpath_autoset(b_record[i]->path);
+                }
+                if (SPM_GLOBAL.verbose) {
+                    printf("Relocate DATA : %s\n", b_record[i]->path);
+                }
+                relocate(b_record[i]->path, b_record[i]->prefix, destroot);
+            }
+        }
+
+        // Rewrite text prefixes
+        t_record = prefixes_read(SPM_META_PREFIX_TEXT);
+        if (t_record) {
+            for (int i = 0; t_record[i] != NULL; i++) {
+                if (SPM_GLOBAL.verbose) {
+                    printf("Relocate TEXT : %s (%s -> %s)\n", t_record[i]->path, t_record[i]->prefix, destroot);
+                }
+                file_replace_text(t_record[i]->path, t_record[i]->prefix, destroot);
+            }
+        }
+
+        prefixes_free(b_record);
+        prefixes_free(t_record);
+    }
+    chdir(cwd);
+}
+