apply: remove `newfd` from `struct apply_state`
[git/git.git] / apply.h
1 #ifndef APPLY_H
2 #define APPLY_H
3
4 enum apply_ws_error_action {
5 nowarn_ws_error,
6 warn_on_ws_error,
7 die_on_ws_error,
8 correct_ws_error
9 };
10
11 enum apply_ws_ignore {
12 ignore_ws_none,
13 ignore_ws_change
14 };
15
16 enum apply_verbosity {
17 verbosity_silent = -1,
18 verbosity_normal = 0,
19 verbosity_verbose = 1
20 };
21
22 /*
23 * We need to keep track of how symlinks in the preimage are
24 * manipulated by the patches. A patch to add a/b/c where a/b
25 * is a symlink should not be allowed to affect the directory
26 * the symlink points at, but if the same patch removes a/b,
27 * it is perfectly fine, as the patch removes a/b to make room
28 * to create a directory a/b so that a/b/c can be created.
29 *
30 * See also "struct string_list symlink_changes" in "struct
31 * apply_state".
32 */
33 #define APPLY_SYMLINK_GOES_AWAY 01
34 #define APPLY_SYMLINK_IN_RESULT 02
35
36 struct apply_state {
37 const char *prefix;
38
39 /* Lock file */
40 struct lock_file lock_file;
41
42 /* These control what gets looked at and modified */
43 int apply; /* this is not a dry-run */
44 int cached; /* apply to the index only */
45 int check; /* preimage must match working tree, don't actually apply */
46 int check_index; /* preimage must match the indexed version */
47 int update_index; /* check_index && apply */
48
49 /* These control cosmetic aspect of the output */
50 int diffstat; /* just show a diffstat, and don't actually apply */
51 int numstat; /* just show a numeric diffstat, and don't actually apply */
52 int summary; /* just report creation, deletion, etc, and don't actually apply */
53
54 /* These boolean parameters control how the apply is done */
55 int allow_overlap;
56 int apply_in_reverse;
57 int apply_with_reject;
58 int no_add;
59 int threeway;
60 int unidiff_zero;
61 int unsafe_paths;
62
63 /* Other non boolean parameters */
64 const char *index_file;
65 enum apply_verbosity apply_verbosity;
66 const char *fake_ancestor;
67 const char *patch_input_file;
68 int line_termination;
69 struct strbuf root;
70 int p_value;
71 int p_value_known;
72 unsigned int p_context;
73
74 /* Exclude and include path parameters */
75 struct string_list limit_by_name;
76 int has_include;
77
78 /* Various "current state" */
79 int linenr; /* current line number */
80 struct string_list symlink_changes; /* we have to track symlinks */
81
82 /*
83 * For "diff-stat" like behaviour, we keep track of the biggest change
84 * we've seen, and the longest filename. That allows us to do simple
85 * scaling.
86 */
87 int max_change;
88 int max_len;
89
90 /*
91 * Records filenames that have been touched, in order to handle
92 * the case where more than one patches touch the same file.
93 */
94 struct string_list fn_table;
95
96 /*
97 * This is to save reporting routines before using
98 * set_error_routine() or set_warn_routine() to install muting
99 * routines when in verbosity_silent mode.
100 */
101 void (*saved_error_routine)(const char *err, va_list params);
102 void (*saved_warn_routine)(const char *warn, va_list params);
103
104 /* These control whitespace errors */
105 enum apply_ws_error_action ws_error_action;
106 enum apply_ws_ignore ws_ignore_action;
107 const char *whitespace_option;
108 int whitespace_error;
109 int squelch_whitespace_errors;
110 int applied_after_fixing_ws;
111 };
112
113 extern int apply_parse_options(int argc, const char **argv,
114 struct apply_state *state,
115 int *force_apply, int *options,
116 const char * const *apply_usage);
117 extern int init_apply_state(struct apply_state *state,
118 const char *prefix);
119 extern void clear_apply_state(struct apply_state *state);
120 extern int check_apply_state(struct apply_state *state, int force_apply);
121
122 /*
123 * Some aspects of the apply behavior are controlled by the following
124 * bits in the "options" parameter passed to apply_all_patches().
125 */
126 #define APPLY_OPT_INACCURATE_EOF (1<<0) /* accept inaccurate eof */
127 #define APPLY_OPT_RECOUNT (1<<1) /* accept inaccurate line count */
128
129 extern int apply_all_patches(struct apply_state *state,
130 int argc,
131 const char **argv,
132 int options);
133
134 #endif