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a675104c39
Reserve a few more bits in the diff flags word to be used for future whitespace rules. Add WS_INCOMPLETE_LINE without implementing the behaviour (yet). Signed-off-by: Junio C Hamano <gitster@pobox.com>
38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
#ifndef WS_H
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#define WS_H
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struct index_state;
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struct strbuf;
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/*
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* whitespace rules.
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* used by both diff and apply
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* last two octal-digits are tab width (we support only up to 63).
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*/
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#define WS_BLANK_AT_EOL (1<<6)
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#define WS_SPACE_BEFORE_TAB (1<<7)
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#define WS_INDENT_WITH_NON_TAB (1<<8)
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#define WS_CR_AT_EOL (1<<9)
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#define WS_BLANK_AT_EOF (1<<10)
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#define WS_TAB_IN_INDENT (1<<11)
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#define WS_INCOMPLETE_LINE (1<<12)
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#define WS_TRAILING_SPACE (WS_BLANK_AT_EOL|WS_BLANK_AT_EOF)
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#define WS_DEFAULT_RULE (WS_TRAILING_SPACE|WS_SPACE_BEFORE_TAB|8)
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#define WS_TAB_WIDTH_MASK ((1<<6)-1)
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/* All WS_* -- when extended, adapt constants defined after diff.c:diff_symbol */
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#define WS_RULE_MASK ((1<<16)-1)
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extern unsigned whitespace_rule_cfg;
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unsigned whitespace_rule(struct index_state *, const char *);
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unsigned parse_whitespace_rule(const char *);
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unsigned ws_check(const char *line, int len, unsigned ws_rule);
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void ws_check_emit(const char *line, int len, unsigned ws_rule, FILE *stream, const char *set, const char *reset, const char *ws);
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char *whitespace_error_string(unsigned ws);
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void ws_fix_copy(struct strbuf *, const char *, int, unsigned, int *);
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int ws_blank_line(const char *line, int len);
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#define ws_tab_width(rule) ((rule) & WS_TAB_WIDTH_MASK)
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#endif /* WS_H */
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