git: fix: stud-out git_strerror when --without-git

Patch taken from the cvs repo,http://www.mail-archive.com/rpm-cvs@rpm5.org/msg08907.html. 

Upstream-status: Backport

Signed-off-by: Morgan Little <morgan.little@windriver.com>

Server: rpm5.org                         Name:   Jeff Johnson
Root:   /v/rpm/cvs                       Email:  j...@rpm5.org
Module: rpm                              Date:   07-Jun-2012 16:17:02
Branch: rpm-5_4                          Handle: 2012060714165803

Modified files:           (Branch: rpm-5_4)
  rpm                     CHANGES
  rpm/rpmio               rpmgit.c tgit.c

Log:
  - git: fix: stub-out git_strerror when --without-git.

Summary:
  Revision    Changes     Path
  2.1.2.11    +3  -1      rpm/rpmio/rpmgit.c
  1.1.2.7     +0  -1      rpm/rpmio/tgit.c
____________________________________________________________________________
Index: rpm/rpmio/rpmgit.c
============================================================================
--- rpm/rpmio/rpmgit.c
+++ rpm/rpmio/rpmgit.c
@@ -145,6 +145,9 @@
 #endif       /* defined(WITH_LIBGT2) */
 
 /*==============================================================*/
+#if !defined(WITH_LIBGIT2)
+#define      git_strerror(_rc) ""
+#endif
 
 static int Xchkgit(/*@unused@*/ rpmgit git, const char * msg,
                 int error, int printit,
@@ -157,7 +157,6 @@
     int rc = error;
 
     if (printit && rc) {
-	/* XXX git_strerror? */
         rpmlog(RPMLOG_ERR, "%s:%s:%u: %s(%d): %s\n",
                 func, fn, ln, msg, rc, git_strerror(rc));
     }
Index: rpm/rpmio/tgit.c
============================================================================
--- rpm/rpmio/tgit.c
+++ rpm/rpmio/tgit.c
@@ -34,7 +34,6 @@
     int rc = error;
 
     if (printit && rc) {
-	/* XXX git_strerror? */
         rpmlog(RPMLOG_ERR, "%s:%s:%u: %s(%d): %s\n",
                 func, fn, ln, msg, rc, git_strerror(rc));
     }