From b0bf46a7942611729dd8d9d8b8d78cedf26c4685 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 13 Apr 2023 14:42:36 +0200
Subject: Add process_print_callback() function in addition to
 *_{start,run}_*()

---
 libbutl/process.hxx | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libbutl/process.hxx')

diff --git a/libbutl/process.hxx b/libbutl/process.hxx
index 8648690..5a6837f 100644
--- a/libbutl/process.hxx
+++ b/libbutl/process.hxx
@@ -827,6 +827,15 @@ namespace butl
                           const process_env&,
                           A&&... args);
 
+  // Call the callback without actually running/starting anything.
+  //
+  template <typename C,
+            typename... A>
+  void
+  process_print_callback (const C&,
+                          const process_env&,
+                          A&&... args);
+
   // Conversion of types to their C string representations. Can be overloaded
   // (including via ADL) for custom types. The default implementation calls
   // to_string() which covers all the numeric values via std::to_string () and
-- 
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