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annotate mercurial/mpatch.h @ 37178:68ee61822182

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thirdparty: port zope.interface to relative imports By using relative imports, we're guaranteed to get modules vendored with Mercurial rather than other random modules that might be in sys.path. My editor strips trailing whitespace on save. So some minor source code cleanup was also performed as part of this commit. # no-check-commit because some modified lines have double newlines Differential Revision: https://phab.mercurial-scm.org/D2930
author Gregory Szorc <gregory.szorc@gmail.com>
date Wed, 21 Mar 2018 19:52:30 -0700
parents 761355833867
children d86908050375
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #ifndef _HG_MPATCH_H_
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2 #define _HG_MPATCH_H_
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3
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4 #define MPATCH_ERR_NO_MEM -3
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5 #define MPATCH_ERR_CANNOT_BE_DECODED -2
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6 #define MPATCH_ERR_INVALID_PATCH -1
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7
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8 struct mpatch_frag {
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9 int start, end, len;
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10 const char *data;
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11 };
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12
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13 struct mpatch_flist {
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14 struct mpatch_frag *base, *head, *tail;
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15 };
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17 int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist **res);
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18 ssize_t mpatch_calcsize(ssize_t len, struct mpatch_flist *l);
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19 void mpatch_lfree(struct mpatch_flist *a);
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20 int mpatch_apply(char *buf, const char *orig, ssize_t len,
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21 struct mpatch_flist *l);
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22 struct mpatch_flist *
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23 mpatch_fold(void *bins, struct mpatch_flist *(*get_next_item)(void *, ssize_t),
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24 ssize_t start, ssize_t end);
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25
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26 #endif