From: Joel Rosdahl <joel@rosdahl.net>
Date: Wed, 5 Feb 2020 20:31:55 +0000 (+0100)
Subject: Improve error message for “ccache -o=K=V”
X-Git-Tag: v4.0~651
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0bf7ddcc4db8f7905c685c895eb03216595621a5;p=thirdparty%2Fccache.git

Improve error message for “ccache -o=K=V”

Previously:

    ccache: error: unknown configuration option ""

Now:

    ccache: error: unknown configuration option "=K"

Related to #529.
---

diff --git a/src/ccache.cpp b/src/ccache.cpp
index f9ac18284..7a1f22712 100644
--- a/src/ccache.cpp
+++ b/src/ccache.cpp
@@ -3973,7 +3973,7 @@ ccache_main_options(int argc, char* argv[])
 
     case 'o': { // --set-config
       initialize();
-      char* p = strchr(optarg, '=');
+      char* p = strchr(optarg + 1, '='); // Improve error message for -o=K=V
       if (!p) {
         fatal("missing equal sign in \"%s\"", optarg);
       }