Am 29.11.19 um 14:52 schrieb Johannes Schindelin:

On Thu, 28 Nov 2019, Johannes Sixt wrote:

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Am 22.11.19 um 15:41 schrieb Johannes Schindelin via GitGitGadget:

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+		    !getenv("SUPPRESS_HANDLE_INHERITANCE_WARNING")) {

... and the variable isn't set, so we continue here. (But I don't think
it is important.)

It's actually not that unimportant because ...

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+			DWORD fl = 0;
+			int i;
+
+			setenv("SUPPRESS_HANDLE_INHERITANCE_WARNING", "1", 1);
+
+			for (i = 0; i < stdhandles_count; i++) {
+				HANDLE h = stdhandles[i];
+				strbuf_addf(&buf, "handle #%d: %p (type %lx, "
+					    "handle info (%d) %lx\n", i, h,
+					    GetFileType(h),
+					    GetHandleInformation(h, &fl),
+					    fl);

... ERANGE happens here in the second iteration, in particular, when
strbuf_vaddf needs to grow the buffer. vsnprintf generates it.

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+			}
+			strbuf_addstr(&buf, "\nThis is a bug; please report it "
+				      "at\nhttps://github.com/git-for-windows/"
+				      "git/issues/new\n\n"
+				      "To suppress this warning, please set "
+				      "the environment variable\n\n"
+				      "\tSUPPRESS_HANDLE_INHERITANCE_WARNING=1"
+				      "\n");
+		}

-- Hannes