pack-bitmap.h: remove magic number
[git/git.git] / pretty.h
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1#ifndef PRETTY_H
2#define PRETTY_H
3
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4#include "cache.h"
5#include "string-list.h"
6
cf394719 7struct commit;
ef3ca954 8struct strbuf;
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9
10/* Commit formats */
11enum cmit_fmt {
12 CMIT_FMT_RAW,
13 CMIT_FMT_MEDIUM,
14 CMIT_FMT_DEFAULT = CMIT_FMT_MEDIUM,
15 CMIT_FMT_SHORT,
16 CMIT_FMT_FULL,
17 CMIT_FMT_FULLER,
18 CMIT_FMT_ONELINE,
19 CMIT_FMT_EMAIL,
20 CMIT_FMT_MBOXRD,
21 CMIT_FMT_USERFORMAT,
22
23 CMIT_FMT_UNSPECIFIED
24};
25
26struct pretty_print_context {
27 /*
28 * Callers should tweak these to change the behavior of pp_* functions.
29 */
30 enum cmit_fmt fmt;
31 int abbrev;
32 const char *after_subject;
33 int preserve_subject;
34 struct date_mode date_mode;
35 unsigned date_mode_explicit:1;
36 int print_email_subject;
37 int expand_tabs_in_log;
38 int need_8bit_cte;
39 char *notes_message;
40 struct reflog_walk_info *reflog_info;
41 struct rev_info *rev;
42 const char *output_encoding;
43 struct string_list *mailmap;
44 int color;
45 struct ident_split *from_ident;
46
47 /*
48 * Fields below here are manipulated internally by pp_* functions and
49 * should not be counted on by callers.
50 */
51 struct string_list in_body_headers;
52 int graph_width;
53};
54
d0e63260 55/* Check whether commit format is mail. */
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56static inline int cmit_fmt_is_mail(enum cmit_fmt fmt)
57{
58 return (fmt == CMIT_FMT_EMAIL || fmt == CMIT_FMT_MBOXRD);
59}
60
61struct userformat_want {
62 unsigned notes:1;
ad6f028f 63 unsigned source:1;
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64};
65
d0e63260 66/* Set the flag "w->notes" if there is placeholder %N in "fmt". */
cf394719 67void userformat_find_requirements(const char *fmt, struct userformat_want *w);
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68
69/*
70 * Shortcut for invoking pretty_print_commit if we do not have any context.
71 * Context would be set empty except "fmt".
72 */
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73void pp_commit_easy(enum cmit_fmt fmt, const struct commit *commit,
74 struct strbuf *sb);
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75
76/*
77 * Get information about user and date from "line", format it and
78 * put it into "sb".
79 * Format of "line" must be readable for split_ident_line function.
80 * The resulting format is "what: name <email> date".
81 */
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82void pp_user_info(struct pretty_print_context *pp, const char *what,
83 struct strbuf *sb, const char *line,
84 const char *encoding);
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85
86/*
87 * Format title line of commit message taken from "msg_p" and
88 * put it into "sb".
89 * First line of "msg_p" is also affected.
90 */
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91void pp_title_line(struct pretty_print_context *pp, const char **msg_p,
92 struct strbuf *sb, const char *encoding,
93 int need_8bit_cte);
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94
95/*
96 * Get current state of commit message from "msg_p" and continue formatting
97 * by adding indentation and '>' signs. Put result into "sb".
98 */
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99void pp_remainder(struct pretty_print_context *pp, const char **msg_p,
100 struct strbuf *sb, int indent);
101
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102/*
103 * Create a text message about commit using given "format" and "context".
104 * Put the result to "sb".
105 * Please use this function for custom formats.
106 */
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107void repo_format_commit_message(struct repository *r,
108 const struct commit *commit,
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109 const char *format, struct strbuf *sb,
110 const struct pretty_print_context *context);
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111#ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS
112#define format_commit_message(c, f, s, con) \
113 repo_format_commit_message(the_repository, c, f, s, con)
114#endif
cf394719 115
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116/*
117 * Parse given arguments from "arg", check it for correctness and
118 * fill struct rev_info.
119 */
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120void get_commit_format(const char *arg, struct rev_info *);
121
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122/*
123 * Make a commit message with all rules from given "pp"
124 * and put it into "sb".
125 * Please use this function if you have a context (candidate for "pp").
126 */
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127void pretty_print_commit(struct pretty_print_context *pp,
128 const struct commit *commit,
129 struct strbuf *sb);
130
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131/*
132 * Change line breaks in "msg" to "line_separator" and put it into "sb".
133 * Return "msg" itself.
134 */
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135const char *format_subject(struct strbuf *sb, const char *msg,
136 const char *line_separator);
137
d0e63260 138/* Check if "cmit_fmt" will produce an empty output. */
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139int commit_format_is_empty(enum cmit_fmt);
140
141#endif /* PRETTY_H */