Revision 4463ce75b7eea47f9b484b05957def655d3f46d5 authored by Johannes Schindelin on 08 October 2020, 15:29:35 UTC, committed by Junio C Hamano on 08 October 2020, 18:58:41 UTC
When `master` is tagged, and then both `master` and the tag are pushed,
Travis CI will happily build both. That is a waste of energy, which is
why we skip the build for `master` in that case.

Our GitHub workflow is also triggered by tags. However, the run would
fail because the `windows-test` jobs are _not_ skipped on tags, but the
`windows-build` job _is skipped (and therefore fails to upload the
build artifacts needed by the test jobs).

In addition, we just added logic to our GitHub workflow that will skip
runs altogether if there is already a successful run for the same commit
or at least for the same tree.

Let's just change the GitHub workflow to no longer specifically skip
tagged revisions.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent 7d78d5f
Raw File
iterator.h
#ifndef ITERATOR_H
#define ITERATOR_H

/*
 * Generic constants related to iterators.
 */

/*
 * The attempt to advance the iterator was successful; the iterator
 * reflects the new current entry.
 */
#define ITER_OK 0

/*
 * The iterator is exhausted and has been freed.
 */
#define ITER_DONE -1

/*
 * The iterator experienced an error. The iteration has been aborted
 * and the iterator has been freed.
 */
#define ITER_ERROR -2

/*
 * Return values for selector functions for merge iterators. The
 * numerical values of these constants are important and must be
 * compatible with ITER_DONE and ITER_ERROR.
 */
enum iterator_selection {
	/* End the iteration without an error: */
	ITER_SELECT_DONE = ITER_DONE,

	/* Report an error and abort the iteration: */
	ITER_SELECT_ERROR = ITER_ERROR,

	/*
	 * The next group of constants are masks that are useful
	 * mainly internally.
	 */

	/* The LSB selects whether iter0/iter1 is the "current" iterator: */
	ITER_CURRENT_SELECTION_MASK = 0x01,

	/* iter0 is the "current" iterator this round: */
	ITER_CURRENT_SELECTION_0 = 0x00,

	/* iter1 is the "current" iterator this round: */
	ITER_CURRENT_SELECTION_1 = 0x01,

	/* Yield the value from the current iterator? */
	ITER_YIELD_CURRENT = 0x02,

	/* Discard the value from the secondary iterator? */
	ITER_SKIP_SECONDARY = 0x04,

	/*
	 * The constants that a selector function should usually
	 * return.
	 */

	/* Yield the value from iter0: */
	ITER_SELECT_0 = ITER_CURRENT_SELECTION_0 | ITER_YIELD_CURRENT,

	/* Yield the value from iter0 and discard the one from iter1: */
	ITER_SELECT_0_SKIP_1 = ITER_SELECT_0 | ITER_SKIP_SECONDARY,

	/* Discard the value from iter0 without yielding anything this round: */
	ITER_SKIP_0 = ITER_CURRENT_SELECTION_1 | ITER_SKIP_SECONDARY,

	/* Yield the value from iter1: */
	ITER_SELECT_1 = ITER_CURRENT_SELECTION_1 | ITER_YIELD_CURRENT,

	/* Yield the value from iter1 and discard the one from iter0: */
	ITER_SELECT_1_SKIP_0 = ITER_SELECT_1 | ITER_SKIP_SECONDARY,

	/* Discard the value from iter1 without yielding anything this round: */
	ITER_SKIP_1 = ITER_CURRENT_SELECTION_0 | ITER_SKIP_SECONDARY
};

#endif /* ITERATOR_H */
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