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@@ -1204,6 +1204,27 @@ static char **create_list(const char *filename)
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return file_list;
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}
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+/** This tests if the filename is an "important" directory, which might be symlinked.
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+ * Debians dpkg test if directories are used by other packages, this
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+ * implementation doesn't and would remove for ex. an lib -> usr/lib symlink.
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+ */
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+static int is_builtin_exclude(const char *name)
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+{
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+ if (*name++ != '/')
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+ return 0;
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+ if (index_in_strings(".\0" "etc\0" "opt\0" "srv\0" "var\0" "var/lib\0",
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+ name) >= 0)
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+ return 1;
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+ if (is_prefixed_with(name, "usr/")) {
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+ name += sizeof("usr/") - 1;
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+ if (is_prefixed_with(name, "local/"))
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+ name += sizeof("local/") - 1;
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+ }
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+
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+ return index_in_strings("bin\0" "lib\0" "lib32\0" "lib64\0" "sbin\0",
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+ name) >= 0;
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+}
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+
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/* maybe i should try and hook this into remove_file.c somehow */
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static int remove_file_array(char **remove_names, char **exclude_names)
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{
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@@ -1215,6 +1236,8 @@ static int remove_file_array(char **remove_names, char **exclude_names)
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return 0;
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}
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for (i = 0; remove_names[i] != NULL; i++) {
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+ if (is_builtin_exclude(remove_names[i]))
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+ continue;
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if (exclude_names != NULL) {
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for (j = 0; exclude_names[j] != NULL; j++) {
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if (strcmp(remove_names[i], exclude_names[j]) == 0) {
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