File autogen-catch-race-error.patch of Package autogen.20278

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File autogen-catch-race-error.patch of Package autogen.20278

This would have made the racy build fail
instead of producing missing and incorrect files

https://bugzilla.opensuse.org/show_bug.cgi?id=1021353

Index: autogen-5.18.12/agen5/agDep.c
===================================================================
--- autogen-5.18.12.orig/agen5/agDep.c
+++ autogen-5.18.12/agen5/agDep.c
@@ -303,7 +303,7 @@ tidy_dep_file(void)
         pzn[len] = NUL;
 
         unlink(pzn);
-        rename(dep_file, pzn);
+        if (rename(dep_file, pzn)) { exit(95); }
         AGFREE(dep_file);
         dep_file = pzn;
     } while (false);
Index: autogen-5.18.12/agen5/expOutput.c
===================================================================
--- autogen-5.18.12.orig/agen5/expOutput.c
+++ autogen-5.18.12/agen5/expOutput.c
@@ -251,7 +251,7 @@ ag_scm_out_move(SCM new_file)
 
     if (strcmp(pz, cur_fpstack->stk_fname) != 0) {
 
-        rename(cur_fpstack->stk_fname, pz);
+        if (rename(cur_fpstack->stk_fname, pz)) { exit(94); }
 
         if (dep_fp != NULL) {
             rm_target_file(cur_fpstack->stk_fname);

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File autogen-catch-race-error.patch of Package autogen.20278

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