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opt-debug-errors.mk revision 1.2 
      1  1.2  rillig # $NetBSD: opt-debug-errors.mk,v 1.2 2020/09/06 04:35:03 rillig Exp $
      2  1.1  rillig #
      3  1.1  rillig # Tests for the -de command line option, which adds debug logging for
      4  1.1  rillig # failed commands and targets.
      5  1.1  rillig 
      6  1.2  rillig .MAKEFLAGS: -de
      7  1.1  rillig 
      8  1.2  rillig all: fail-spaces
      9  1.2  rillig all: fail-escaped-space
     10  1.2  rillig all: fail-newline
     11  1.2  rillig all: fail-multiline
     12  1.2  rillig all: fail-multiline-intention
     13  1.2  rillig 
     14  1.2  rillig # XXX: The debug output folds the spaces, showing '3 spaces' instead of
     15  1.2  rillig # the correct '3   spaces'.
     16  1.2  rillig fail-spaces:
     17  1.2  rillig 	echo '3   spaces'; false
     18  1.2  rillig 
     19  1.2  rillig # XXX: The debug output folds the spaces, showing 'echo \ indented' instead
     20  1.2  rillig # of the correct 'echo \  indented'.
     21  1.2  rillig fail-escaped-space:
     22  1.2  rillig 	echo \  indented; false
     23  1.2  rillig 
     24  1.2  rillig # XXX: A newline is turned into an ordinary space in the debug log.
     25  1.2  rillig fail-newline:
     26  1.2  rillig 	echo 'line1${.newline}line2'; false
     27  1.2  rillig 
     28  1.2  rillig # The line continuations in multiline commands are turned into an ordinary
     29  1.2  rillig # space before the command is actually run.
     30  1.2  rillig fail-multiline:
     31  1.2  rillig 	echo 'line1\
     32  1.2  rillig 		line2'; false
     33  1.2  rillig 
     34  1.2  rillig # It is a common style to align the continuation backslashes at the right
     35  1.2  rillig # of the lines, usually at column 73.  All spaces before the continuation
     36  1.2  rillig # backslash are preserved and are usually outside a shell word and thus
     37  1.2  rillig # irrelevant.  Having these spaces collapsed makes sense to show the command
     38  1.2  rillig # in its condensed form.
     39  1.2  rillig #
     40  1.2  rillig fail-multiline-intention:
     41  1.2  rillig 	echo	'word1'							\
     42  1.2  rillig 		'word2'; false
     43