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-rw-r--r--shared.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/shared.c b/shared.c
index 9362d21..6adf2b6 100644
--- a/shared.c
+++ b/shared.c
@@ -233,108 +233,116 @@ int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
for (i = 0; i < nbuf; i++) {
if (mb[i].ptr[mb[i].size-1] != '\n') {
/* Incomplete line */
diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
buflen += mb[i].size;
continue;
}
/* we have a complete line */
if (!diffbuf) {
((linediff_fn)priv)(mb[i].ptr, mb[i].size);
continue;
}
diffbuf = xrealloc(diffbuf, buflen + mb[i].size);
memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size);
((linediff_fn)priv)(diffbuf, buflen + mb[i].size);
free(diffbuf);
diffbuf = NULL;
buflen = 0;
}
if (diffbuf) {
((linediff_fn)priv)(diffbuf, buflen);
free(diffbuf);
diffbuf = NULL;
buflen = 0;
}
return 0;
}
int cgit_diff_files(const unsigned char *old_sha1,
const unsigned char *new_sha1, unsigned long *old_size,
unsigned long *new_size, int *binary, linediff_fn fn)
{
mmfile_t file1, file2;
xpparam_t diff_params;
xdemitconf_t emit_params;
xdemitcb_t emit_cb;
if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1))
return 1;
*old_size = file1.size;
*new_size = file2.size;
if ((file1.ptr && buffer_is_binary(file1.ptr, file1.size)) ||
(file2.ptr && buffer_is_binary(file2.ptr, file2.size))) {
*binary = 1;
+ if (file1.size)
+ free(file1.ptr);
+ if (file2.size)
+ free(file2.ptr);
return 0;
}
memset(&diff_params, 0, sizeof(diff_params));
memset(&emit_params, 0, sizeof(emit_params));
memset(&emit_cb, 0, sizeof(emit_cb));
diff_params.flags = XDF_NEED_MINIMAL;
emit_params.ctxlen = 3;
emit_params.flags = XDL_EMIT_FUNCNAMES;
emit_cb.outf = filediff_cb;
emit_cb.priv = fn;
xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb);
+ if (file1.size)
+ free(file1.ptr);
+ if (file2.size)
+ free(file2.ptr);
return 0;
}
void cgit_diff_tree(const unsigned char *old_sha1,
const unsigned char *new_sha1,
filepair_fn fn, const char *prefix)
{
struct diff_options opt;
int ret;
int prefixlen;
diff_setup(&opt);
opt.output_format = DIFF_FORMAT_CALLBACK;
opt.detect_rename = 1;
opt.rename_limit = ctx.cfg.renamelimit;
DIFF_OPT_SET(&opt, RECURSIVE);
opt.format_callback = cgit_diff_tree_cb;
opt.format_callback_data = fn;
if (prefix) {
opt.nr_paths = 1;
opt.paths = &prefix;
prefixlen = strlen(prefix);
opt.pathlens = &prefixlen;
}
diff_setup_done(&opt);
if (old_sha1 && !is_null_sha1(old_sha1))
ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt);
else
ret = diff_root_tree_sha1(new_sha1, "", &opt);
diffcore_std(&opt);
diff_flush(&opt);
}
void cgit_diff_commit(struct commit *commit, filepair_fn fn)
{
unsigned char *old_sha1 = NULL;
if (commit->parents)
old_sha1 = commit->parents->item->object.sha1;
cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
}
int cgit_parse_snapshots_mask(const char *str)
{
const struct cgit_snapshot_format *f;
static const char *delim = " \t,:/|;";
int tl, sl, rv = 0;