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#include "cache.h"
#include "commit.h"
#include "notes.h"
#include "refs.h"
#include "utf8.h"
#include "strbuf.h"
static int initialized;
void get_commit_notes(const struct commit *commit, struct strbuf *sb,
const char *output_encoding)
{
static const char utf8[] = "utf-8";
struct strbuf name = STRBUF_INIT;
unsigned char sha1[20];
char *msg, *msg_p;
unsigned long linelen, msglen;
enum object_type type;
if (!initialized) {
const char *env = getenv(GIT_NOTES_REF_ENVIRONMENT);
if (env)
notes_ref_name = getenv(GIT_NOTES_REF_ENVIRONMENT);
else if (!notes_ref_name)
notes_ref_name = GIT_NOTES_DEFAULT_REF;
if (notes_ref_name && read_ref(notes_ref_name, sha1))
notes_ref_name = NULL;
initialized = 1;
}
if (!notes_ref_name)
return;
strbuf_addf(&name, "%s:%s", notes_ref_name,
sha1_to_hex(commit->object.sha1));
if (get_sha1(name.buf, sha1))
return;
if (!(msg = read_sha1_file(sha1, &type, &msglen)) || !msglen ||
type != OBJ_BLOB) {
free(msg);
return;
}
if (output_encoding && *output_encoding &&
strcmp(utf8, output_encoding)) {
char *reencoded = reencode_string(msg, output_encoding, utf8);
if (reencoded) {
free(msg);
msg = reencoded;
msglen = strlen(msg);
}
}
/* we will end the annotation by a newline anyway */
if (msglen && msg[msglen - 1] == '\n')
msglen--;
strbuf_addstr(sb, "\nNotes:\n");
for (msg_p = msg; msg_p < msg + msglen; msg_p += linelen + 1) {
linelen = strchrnul(msg_p, '\n') - msg_p;
strbuf_addstr(sb, " ");
strbuf_add(sb, msg_p, linelen);
strbuf_addch(sb, '\n');
}
free(msg);
}
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