138 lines
3.9 KiB
C
138 lines
3.9 KiB
C
#ifndef APPLY_H
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#define APPLY_H
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enum apply_ws_error_action {
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nowarn_ws_error,
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warn_on_ws_error,
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die_on_ws_error,
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correct_ws_error
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};
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enum apply_ws_ignore {
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ignore_ws_none,
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ignore_ws_change
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};
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enum apply_verbosity {
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verbosity_silent = -1,
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verbosity_normal = 0,
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verbosity_verbose = 1
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};
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/*
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* We need to keep track of how symlinks in the preimage are
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* manipulated by the patches. A patch to add a/b/c where a/b
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* is a symlink should not be allowed to affect the directory
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* the symlink points at, but if the same patch removes a/b,
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* it is perfectly fine, as the patch removes a/b to make room
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* to create a directory a/b so that a/b/c can be created.
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*
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* See also "struct string_list symlink_changes" in "struct
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* apply_state".
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*/
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#define APPLY_SYMLINK_GOES_AWAY 01
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#define APPLY_SYMLINK_IN_RESULT 02
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struct apply_state {
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const char *prefix;
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int prefix_length;
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/* These are lock_file related */
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struct lock_file *lock_file;
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int newfd;
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/* These control what gets looked at and modified */
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int apply; /* this is not a dry-run */
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int cached; /* apply to the index only */
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int check; /* preimage must match working tree, don't actually apply */
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int check_index; /* preimage must match the indexed version */
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int update_index; /* check_index && apply */
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/* These control cosmetic aspect of the output */
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int diffstat; /* just show a diffstat, and don't actually apply */
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int numstat; /* just show a numeric diffstat, and don't actually apply */
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int summary; /* just report creation, deletion, etc, and don't actually apply */
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/* These boolean parameters control how the apply is done */
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int allow_overlap;
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int apply_in_reverse;
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int apply_with_reject;
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int no_add;
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int threeway;
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int unidiff_zero;
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int unsafe_paths;
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/* Other non boolean parameters */
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const char *index_file;
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enum apply_verbosity apply_verbosity;
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const char *fake_ancestor;
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const char *patch_input_file;
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int line_termination;
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struct strbuf root;
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int p_value;
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int p_value_known;
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unsigned int p_context;
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/* Exclude and include path parameters */
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struct string_list limit_by_name;
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int has_include;
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/* Various "current state" */
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int linenr; /* current line number */
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struct string_list symlink_changes; /* we have to track symlinks */
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/*
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* For "diff-stat" like behaviour, we keep track of the biggest change
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* we've seen, and the longest filename. That allows us to do simple
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* scaling.
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*/
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int max_change;
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int max_len;
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/*
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* Records filenames that have been touched, in order to handle
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* the case where more than one patches touch the same file.
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*/
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struct string_list fn_table;
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/*
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* This is to save reporting routines before using
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* set_error_routine() or set_warn_routine() to install muting
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* routines when in verbosity_silent mode.
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*/
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void (*saved_error_routine)(const char *err, va_list params);
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void (*saved_warn_routine)(const char *warn, va_list params);
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/* These control whitespace errors */
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enum apply_ws_error_action ws_error_action;
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enum apply_ws_ignore ws_ignore_action;
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const char *whitespace_option;
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int whitespace_error;
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int squelch_whitespace_errors;
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int applied_after_fixing_ws;
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};
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extern int apply_parse_options(int argc, const char **argv,
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struct apply_state *state,
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int *force_apply, int *options,
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const char * const *apply_usage);
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extern int init_apply_state(struct apply_state *state,
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const char *prefix,
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struct lock_file *lock_file);
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extern void clear_apply_state(struct apply_state *state);
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extern int check_apply_state(struct apply_state *state, int force_apply);
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/*
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* Some aspects of the apply behavior are controlled by the following
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* bits in the "options" parameter passed to apply_all_patches().
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*/
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#define APPLY_OPT_INACCURATE_EOF (1<<0) /* accept inaccurate eof */
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#define APPLY_OPT_RECOUNT (1<<1) /* accept inaccurate line count */
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extern int apply_all_patches(struct apply_state *state,
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int argc,
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const char **argv,
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int options);
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#endif
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