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annotate mercurial/mpatch.h @ 32736:173f1bdc322d

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bookmarks: rely on exception for malformed lines Since we already have an exception context open, for other thing, we can simplify the code a bit and rely on exception handling for invalid lines. Speed is not the main motivation for this changes. However as I'm in the middle of benchmarking things we can see a small positive impact. Before: ! wall 0.009358 comb 0.000000 user 0.000000 sys 0.000000 (best of 303) After: ! wall 0.009173 comb 0.010000 user 0.010000 sys 0.000000 (best of 310)
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 07 Jun 2017 19:22:39 +0100
parents 155f0cc3f813
children 761355833867
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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16
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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 *mpatch_fold(void *bins,
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23 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