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67 lines
1.3 KiB
67 lines
1.3 KiB
/* |
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* Copyright (C) 2005 Junio C Hamano |
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*/ |
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#include "cache.h" |
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#include "diff.h" |
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#include "diffcore.h" |
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#include "delta.h" |
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struct path_spec { |
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const char *spec; |
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int len; |
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}; |
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static int matches_pathspec(const char *name, struct path_spec *s, int cnt) |
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{ |
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int i; |
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int namelen; |
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if (cnt == 0) |
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return 1; |
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namelen = strlen(name); |
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for (i = 0; i < cnt; i++) { |
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int len = s[i].len; |
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if (! strncmp(s[i].spec, name, len) && |
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len <= namelen && |
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(name[len] == 0 || name[len] == '/')) |
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return 1; |
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} |
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return 0; |
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} |
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void diffcore_pathspec(const char **pathspec) |
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{ |
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struct diff_queue_struct *q = &diff_queued_diff; |
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int i, speccnt; |
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struct diff_queue_struct outq; |
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struct path_spec *spec; |
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outq.queue = NULL; |
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outq.nr = outq.alloc = 0; |
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for (i = 0; pathspec[i]; i++) |
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; |
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speccnt = i; |
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spec = xmalloc(sizeof(*spec) * speccnt); |
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for (i = 0; pathspec[i]; i++) { |
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int l; |
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spec[i].spec = pathspec[i]; |
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l = strlen(pathspec[i]); |
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while (l > 0 && pathspec[i][l-1] == '/') |
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l--; |
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spec[i].len = l; |
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} |
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for (i = 0; i < q->nr; i++) { |
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struct diff_filepair *p = q->queue[i]; |
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if (matches_pathspec(p->one->path, spec, speccnt) || |
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matches_pathspec(p->two->path, spec, speccnt)) |
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diff_q(&outq, p); |
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else |
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diff_free_filepair(p); |
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} |
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free(q->queue); |
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*q = outq; |
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return; |
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}
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