2 files changed, 29 insertions, 0 deletions
diff --git a/src/common/utils.c b/src/common/utils.c
index f745146..9061e40 100644
--- a/src/common/utils.c
+++ b/src/common/utils.c
@@ -643,3 +643,27 @@ bc_trie_foreach(bc_trie_t *trie, bc_trie_foreach_func_t func,
     bc_trie_foreach_node(trie->root, str, func, user_data);
     bc_string_free(str, true);
 }
+
+
+char*
+bc_shell_quote(const char *command)
+{
+    bc_string_t *rv = bc_string_new();
+    bc_string_append_c(rv, '\'');
+    if (command != NULL) {
+        for (size_t i = 0; i < strlen(command); i++) {
+            switch (command[i]) {
+                case '!':
+                    bc_string_append(rv, "'\\!'");
+                    break;
+                case '\'':
+                    bc_string_append(rv, "'\\''");
+                    break;
+                default:
+                    bc_string_append_c(rv, command[i]);
+            }
+        }
+    }
+    bc_string_append_c(rv, '\'');
+    return bc_string_free(rv, false);
+}
diff --git a/src/common/utils.h b/src/common/utils.h
index 020f243..2bda45d 100644
--- a/src/common/utils.h
+++ b/src/common/utils.h
@@ -99,4 +99,9 @@ size_t bc_trie_size(bc_trie_t *trie);
 void bc_trie_foreach(bc_trie_t *trie, bc_trie_foreach_func_t func,
     void *user_data);
 
+
+// shell
+
+char* bc_shell_quote(const char *command);
+
 #endif /* _UTILS_H */