diff.c: convert -U|--unified

diff --git a/usage.c b/usage.c
index 1ea7df9a202339972ee59f35a5ba8852502c915f..cc803336bd5e6761b7fd50c33dba5aa9f734c4ba 100644 (file)
--- a/usage.c
+++ b/usage.c
@@ -148,6 +148,7 @@ static const char *fmt_with_err(char *buf, int n, const char *fmt)
                }
        }
        str_error[j] = 0;
+       /* Truncation is acceptable here */
        snprintf(buf, n, "%s: %s", fmt, str_error);
        return buf;
 }
@@ -210,6 +211,9 @@ void warning(const char *warn, ...)
        va_end(params);
 }
 
+/* Only set this, ever, from t/helper/, when verifying that bugs are caught. */
+int BUG_exit_code;
+
 static NORETURN void BUG_vfl(const char *file, int line, const char *fmt, va_list params)
 {
        char prefix[256];
@@ -221,6 +225,8 @@ static NORETURN void BUG_vfl(const char *file, int line, const char *fmt, va_lis
                snprintf(prefix, sizeof(prefix), "BUG: ");
 
        vreportf(prefix, fmt, params);
+       if (BUG_exit_code)
+               exit(BUG_exit_code);
        abort();
 }
 
@@ -241,3 +247,18 @@ NORETURN void BUG(const char *fmt, ...)
        va_end(ap);
 }
 #endif
+
+#ifdef SUPPRESS_ANNOTATED_LEAKS
+void unleak_memory(const void *ptr, size_t len)
+{
+       static struct suppressed_leak_root {
+               struct suppressed_leak_root *next;
+               char data[FLEX_ARRAY];
+       } *suppressed_leaks;
+       struct suppressed_leak_root *root;
+
+       FLEX_ALLOC_MEM(root, data, ptr, len);
+       root->next = suppressed_leaks;
+       suppressed_leaks = root;
+}
+#endif