git-check-attr: Fix command-line handling to match docs
According to the git-check-attr synopsis, if the '--stdin' option is used then no pathnames are expected on the command line. Change the behavior to match this description; namely, if '--stdin' is used but not '--', then treat all command-line arguments as attribute names. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -33,8 +33,11 @@ OPTIONS
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\--::
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Interpret all preceding arguments as attributes and all following
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arguments as path names. If not supplied, only the first argument will
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be treated as an attribute.
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arguments as path names.
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If none of `--stdin`, `--all`, or `--` is used, the first argument
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will be treated as an attribute and the rest of the arguments as
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pathnames.
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OUTPUT
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------
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@ -111,15 +111,18 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
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} else if (doubledash == 0) {
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error_with_usage("No attribute specified");
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} else if (doubledash < 0) {
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/*
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* There is no double dash; treat the first
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* argument as an attribute.
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*/
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if (!argc)
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error_with_usage("No attribute specified");
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cnt = 1;
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filei = 1;
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if (stdin_paths) {
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/* Treat all arguments as attribute names. */
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cnt = argc;
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filei = argc;
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} else {
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/* Treat exactly one argument as an attribute name. */
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cnt = 1;
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filei = 1;
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}
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} else {
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cnt = doubledash;
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filei = doubledash + 1;
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@ -70,7 +70,6 @@ test_expect_success 'command line checks' '
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echo "f" | test_must_fail git check-attr --stdin &&
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echo "f" | test_must_fail git check-attr --stdin -- f &&
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echo "f" | test_must_fail git check-attr --stdin test -- f &&
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echo "f" | test_must_fail git check-attr --stdin test f &&
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test_must_fail git check-attr "" -- f
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'
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