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Merge branch 'js/maint-diff-temp-smudge'

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* js/maint-diff-temp-smudge:
  Smudge the files fed to external diff and textconv
This commit is contained in:
Junio C Hamano 2009-03-26 00:27:30 -07:00
commit b71fdc590d
2 changed files with 26 additions and 3 deletions
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13
diff.c
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@ -1946,17 +1946,23 @@ void diff_free_filespec_data(struct diff_filespec *s)
s->cnt_data = NULL;
}
static void prep_temp_blob(struct diff_tempfile *temp,
static void prep_temp_blob(const char *path, struct diff_tempfile *temp,
void *blob,
unsigned long size,
const unsigned char *sha1,
int mode)
{
int fd;
struct strbuf buf = STRBUF_INIT;
fd = git_mkstemp(temp->tmp_path, PATH_MAX, ".diff_XXXXXX");
if (fd < 0)
die("unable to create temp-file: %s", strerror(errno));
if (convert_to_working_tree(path,
(const char *)blob, (size_t)size, &buf)) {
blob = buf.buf;
size = buf.len;
}
if (write_in_full(fd, blob, size) != size)
die("unable to write temp-file");
close(fd);
@ -1964,6 +1970,7 @@ static void prep_temp_blob(struct diff_tempfile *temp,
strcpy(temp->hex, sha1_to_hex(sha1));
temp->hex[40] = 0;
sprintf(temp->mode, "%06o", mode);
strbuf_release(&buf);
}
static struct diff_tempfile *prepare_temp_file(const char *name,
@ -2004,7 +2011,7 @@ static struct diff_tempfile *prepare_temp_file(const char *name,
die("readlink(%s)", name);
if (ret == sizeof(buf))
die("symlink too long: %s", name);
prep_temp_blob(temp, buf, ret,
prep_temp_blob(name, temp, buf, ret,
(one->sha1_valid ?
one->sha1 : null_sha1),
(one->sha1_valid ?
@ -2030,7 +2037,7 @@ static struct diff_tempfile *prepare_temp_file(const char *name,
else {
if (diff_populate_filespec(one, 0))
die("cannot read data blob for %s", one->path);
prep_temp_blob(temp, one->data, one->size,
prep_temp_blob(name, temp, one->data, one->size,
one->sha1, one->mode);
}
return temp;

16
t/t4020-diff-external.sh
View File

@ -136,4 +136,20 @@ test_expect_success 'GIT_EXTERNAL_DIFF with more than one changed files' '
GIT_EXTERNAL_DIFF=echo git diff
'
echo "#!$SHELL_PATH" >fake-diff.sh
cat >> fake-diff.sh <<\EOF
cat $2 >> crlfed.txt
EOF
chmod a+x fake-diff.sh
keep_only_cr () {
tr -dc '\015'
}
test_expect_success 'external diff with autocrlf = true' '
git config core.autocrlf true &&
GIT_EXTERNAL_DIFF=./fake-diff.sh git diff &&
test $(wc -l < crlfed.txt) = $(cat crlfed.txt | keep_only_cr | wc -c)
'
test_done