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diagnostics: simplify location handling

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Locations start at line 1.  Don't accept line 0.

* src/location.c (location_print): Don't print locations with line 0.
(location_caret): Simplify.
This commit is contained in:
Akim Demaille
2019-10-21 17:33:32 +02:00
parent 76597d01f3
commit fa9871a2fb
2 changed files with 11 additions and 11 deletions
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12
src/location.h
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@@ -33,25 +33,25 @@ typedef struct
/* The name of the file that contains the boundary. */
uniqstr file;
/* If nonnegative, the (origin-1) line that contains the boundary.
/* If positive, the line (starting at 1) that contains the boundary.
If this is INT_MAX, the line number has overflowed.
Meaningless and not displayed if negative.
Meaningless and not displayed if nonpositive.
*/
int line;
/* If nonnegative, the (origin-1) column just after the boundary.
/* If positive, the column (starting at 1) just after the boundary.
This is neither a byte count, nor a character count; it is a
column count. If this is INT_MAX, the column number has
overflowed.
Meaningless and not displayed if negative.
Meaningless and not displayed if nonpositive.
*/
int column;
/* If nonnegative, (origin-0) bytes number in the current line.
/* If nonnegative, the byte number (starting at 0) in the current line.
Never displayed, used when printing error messages with colors to
know where colors start and ends. */
know where colors start and end. */
int byte;
} boundary;