Staging
v0.5.1
v0.5.1
Revision 8051a030617cf7d083568cca223bdaa15052c33f authored by Junio C Hamano on 07 February 2010, 23:52:28 UTC, committed by Junio C Hamano on 07 February 2010, 23:52:28 UTC
* git://repo.or.cz/git-gui: git-gui: update french translation git-gui: update Japanese translation git-gui: fix shortcut for menu "Commit/Revert Changes" git-gui: Quote git path when starting another gui in a submodule git-gui: update Italian translation git-gui: Update Swedish translation (520t0f0u) git-gui: use themed tk widgets with Tk 8.5 git-gui: Update German translation (12 new or changed strings). git-gui: Update translation template git-gui: Remove unused icon file_parttick git-gui: use different icon for new and modified files in the index git-gui: set GIT_DIR and GIT_WORK_TREE after setup git-gui: update shortcut tools to use _gitworktree git-gui: handle bare repos correctly git-gui: handle non-standard worktree locations git-gui: Support applying a range of changes at once git-gui: Add a special diff popup menu for submodules git-gui: Use git diff --submodule when available
diffcore-pickaxe.c
/*
* Copyright (C) 2005 Junio C Hamano
*/
#include "cache.h"
#include "diff.h"
#include "diffcore.h"
static unsigned int contains(struct diff_filespec *one,
const char *needle, unsigned long len,
regex_t *regexp)
{
unsigned int cnt;
unsigned long sz;
const char *data;
if (diff_populate_filespec(one, 0))
return 0;
if (!len)
return 0;
sz = one->size;
data = one->data;
cnt = 0;
if (regexp) {
regmatch_t regmatch;
int flags = 0;
assert(data[sz] == '\0');
while (*data && !regexec(regexp, data, 1, ®match, flags)) {
flags |= REG_NOTBOL;
data += regmatch.rm_eo;
if (*data && regmatch.rm_so == regmatch.rm_eo)
data++;
cnt++;
}
} else { /* Classic exact string match */
while (sz) {
const char *found = memmem(data, sz, needle, len);
if (!found)
break;
sz -= found - data + len;
data = found + len;
cnt++;
}
}
diff_free_filespec_data(one);
return cnt;
}
void diffcore_pickaxe(const char *needle, int opts)
{
struct diff_queue_struct *q = &diff_queued_diff;
unsigned long len = strlen(needle);
int i, has_changes;
regex_t regex, *regexp = NULL;
struct diff_queue_struct outq;
outq.queue = NULL;
outq.nr = outq.alloc = 0;
if (opts & DIFF_PICKAXE_REGEX) {
int err;
err = regcomp(®ex, needle, REG_EXTENDED | REG_NEWLINE);
if (err) {
/* The POSIX.2 people are surely sick */
char errbuf[1024];
regerror(err, ®ex, errbuf, 1024);
regfree(®ex);
die("invalid pickaxe regex: %s", errbuf);
}
regexp = ®ex;
}
if (opts & DIFF_PICKAXE_ALL) {
/* Showing the whole changeset if needle exists */
for (i = has_changes = 0; !has_changes && i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
if (!DIFF_FILE_VALID(p->one)) {
if (!DIFF_FILE_VALID(p->two))
continue; /* ignore unmerged */
/* created */
if (contains(p->two, needle, len, regexp))
has_changes++;
}
else if (!DIFF_FILE_VALID(p->two)) {
if (contains(p->one, needle, len, regexp))
has_changes++;
}
else if (!diff_unmodified_pair(p) &&
contains(p->one, needle, len, regexp) !=
contains(p->two, needle, len, regexp))
has_changes++;
}
if (has_changes)
return; /* not munge the queue */
/* otherwise we will clear the whole queue
* by copying the empty outq at the end of this
* function, but first clear the current entries
* in the queue.
*/
for (i = 0; i < q->nr; i++)
diff_free_filepair(q->queue[i]);
}
else
/* Showing only the filepairs that has the needle */
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
has_changes = 0;
if (!DIFF_FILE_VALID(p->one)) {
if (!DIFF_FILE_VALID(p->two))
; /* ignore unmerged */
/* created */
else if (contains(p->two, needle, len, regexp))
has_changes = 1;
}
else if (!DIFF_FILE_VALID(p->two)) {
if (contains(p->one, needle, len, regexp))
has_changes = 1;
}
else if (!diff_unmodified_pair(p) &&
contains(p->one, needle, len, regexp) !=
contains(p->two, needle, len, regexp))
has_changes = 1;
if (has_changes)
diff_q(&outq, p);
else
diff_free_filepair(p);
}
if (opts & DIFF_PICKAXE_REGEX) {
regfree(®ex);
}
free(q->queue);
*q = outq;
return;
}
Computing file changes ...