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59 lines
2.1 KiB
59 lines
2.1 KiB
#ifndef XDIFF_INTERFACE_H |
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#define XDIFF_INTERFACE_H |
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#include "cache.h" |
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#include "xdiff/xdiff.h" |
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/* |
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* xdiff isn't equipped to handle content over a gigabyte; |
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* we make the cutoff 1GB - 1MB to give some breathing |
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* room for constant-sized additions (e.g., merge markers) |
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*/ |
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#define MAX_XDIFF_SIZE (1024UL * 1024 * 1023) |
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typedef void (*xdiff_emit_line_fn)(void *, char *, unsigned long); |
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typedef void (*xdiff_emit_hunk_fn)(void *data, |
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long old_begin, long old_nr, |
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long new_begin, long new_nr, |
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const char *func, long funclen); |
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int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb); |
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int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, |
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xdiff_emit_hunk_fn hunk_fn, |
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xdiff_emit_line_fn line_fn, |
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void *consume_callback_data, |
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xpparam_t const *xpp, xdemitconf_t const *xecfg); |
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int read_mmfile(mmfile_t *ptr, const char *filename); |
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void read_mmblob(mmfile_t *ptr, const struct object_id *oid); |
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int buffer_is_binary(const char *ptr, unsigned long size); |
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extern void xdiff_set_find_func(xdemitconf_t *xecfg, const char *line, int cflags); |
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extern void xdiff_clear_find_func(xdemitconf_t *xecfg); |
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extern int git_xmerge_config(const char *var, const char *value, void *cb); |
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extern int git_xmerge_style; |
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/* |
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* Can be used as a no-op hunk_fn for xdi_diff_outf(), since a NULL |
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* one just sends the hunk line to the line_fn callback). |
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*/ |
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void discard_hunk_line(void *priv, |
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long ob, long on, long nb, long nn, |
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const char *func, long funclen); |
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/* |
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* Compare the strings l1 with l2 which are of size s1 and s2 respectively. |
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* Returns 1 if the strings are deemed equal, 0 otherwise. |
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* The `flags` given as XDF_WHITESPACE_FLAGS determine how white spaces |
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* are treated for the comparision. |
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*/ |
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extern int xdiff_compare_lines(const char *l1, long s1, |
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const char *l2, long s2, long flags); |
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/* |
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* Returns a hash of the string s of length len. |
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* The `flags` given as XDF_WHITESPACE_FLAGS determine how white spaces |
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* are treated for the hash. |
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*/ |
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extern unsigned long xdiff_hash_string(const char *s, size_t len, long flags); |
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#endif
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