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Diffstat (limited to 'builtin/mailinfo.c')
-rw-r--r--builtin/mailinfo.c62
1 files changed, 49 insertions, 13 deletions
diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c
index 24a772d8e1..999a5250fb 100644
--- a/builtin/mailinfo.c
+++ b/builtin/mailinfo.c
@@ -15,6 +15,7 @@ static const char *metainfo_charset;
static struct strbuf line = STRBUF_INIT;
static struct strbuf name = STRBUF_INIT;
static struct strbuf email = STRBUF_INIT;
+static char *message_id;
static enum {
TE_DONTCARE, TE_QP, TE_BASE64
@@ -24,6 +25,7 @@ static struct strbuf charset = STRBUF_INIT;
static int patch_lines;
static struct strbuf **p_hdr_data, **s_hdr_data;
static int use_scissors;
+static int add_message_id;
static int use_inbody_headers = 1;
#define MAX_HDR_PARSED 10
@@ -198,6 +200,12 @@ static void handle_content_type(struct strbuf *line)
}
}
+static void handle_message_id(const struct strbuf *line)
+{
+ if (add_message_id)
+ message_id = strdup(line->buf);
+}
+
static void handle_content_transfer_encoding(const struct strbuf *line)
{
if (strcasestr(line->buf, "base64"))
@@ -288,6 +296,22 @@ static inline int cmp_header(const struct strbuf *line, const char *hdr)
line->buf[len] == ':' && isspace(line->buf[len + 1]);
}
+static int is_format_patch_separator(const char *line, int len)
+{
+ static const char SAMPLE[] =
+ "From e6807f3efca28b30decfecb1732a56c7db1137ee Mon Sep 17 00:00:00 2001\n";
+ const char *cp;
+
+ if (len != strlen(SAMPLE))
+ return 0;
+ if (!skip_prefix(line, "From ", &cp))
+ return 0;
+ if (strspn(cp, "0123456789abcdef") != 40)
+ return 0;
+ cp += 40;
+ return !memcmp(SAMPLE + (cp - line), cp, strlen(SAMPLE) - (cp - line));
+}
+
static int check_header(const struct strbuf *line,
struct strbuf *hdr_data[], int overwrite)
{
@@ -326,15 +350,23 @@ static int check_header(const struct strbuf *line,
ret = 1;
goto check_header_out;
}
+ if (cmp_header(line, "Message-Id")) {
+ len = strlen("Message-Id: ");
+ strbuf_add(&sb, line->buf + len, line->len - len);
+ decode_header(&sb);
+ handle_message_id(&sb);
+ ret = 1;
+ goto check_header_out;
+ }
/* for inbody stuff */
- if (!prefixcmp(line->buf, ">From") && isspace(line->buf[5])) {
- ret = 1; /* Should this return 0? */
+ if (starts_with(line->buf, ">From") && isspace(line->buf[5])) {
+ ret = is_format_patch_separator(line->buf + 1, line->len - 1);
goto check_header_out;
}
- if (!prefixcmp(line->buf, "[PATCH]") && isspace(line->buf[7])) {
+ if (starts_with(line->buf, "[PATCH]") && isspace(line->buf[7])) {
for (i = 0; header[i]; i++) {
- if (!memcmp("Subject", header[i], 7)) {
+ if (!strcmp("Subject", header[i])) {
handle_header(&hdr_data[i], line);
ret = 1;
goto check_header_out;
@@ -361,7 +393,7 @@ static int is_rfc2822_header(const struct strbuf *line)
char *cp = line->buf;
/* Count mbox From headers as headers */
- if (!prefixcmp(cp, "From ") || !prefixcmp(cp, ">From "))
+ if (starts_with(cp, "From ") || starts_with(cp, ">From "))
return 1;
while ((ch = *cp++)) {
@@ -671,11 +703,11 @@ static inline int patchbreak(const struct strbuf *line)
size_t i;
/* Beginning of a "diff -" header? */
- if (!prefixcmp(line->buf, "diff -"))
+ if (starts_with(line->buf, "diff -"))
return 1;
/* CVS "Index: " line? */
- if (!prefixcmp(line->buf, "Index: "))
+ if (starts_with(line->buf, "Index: "))
return 1;
/*
@@ -685,7 +717,7 @@ static inline int patchbreak(const struct strbuf *line)
if (line->len < 4)
return 0;
- if (!prefixcmp(line->buf, "---")) {
+ if (starts_with(line->buf, "---")) {
/* space followed by a filename? */
if (line->buf[3] == ' ' && !isspace(line->buf[4]))
return 1;
@@ -800,6 +832,8 @@ static int handle_commit_msg(struct strbuf *line)
}
if (patchbreak(line)) {
+ if (message_id)
+ fprintf(cmitmsg, "Message-Id: %s\n", message_id);
fclose(cmitmsg);
cmitmsg = NULL;
return 1;
@@ -929,13 +963,13 @@ static void handle_info(void)
else
continue;
- if (!memcmp(header[i], "Subject", 7)) {
+ if (!strcmp(header[i], "Subject")) {
if (!keep_subject) {
cleanup_subject(hdr);
cleanup_space(hdr);
}
output_header_lines(fout, "Subject", hdr);
- } else if (!memcmp(header[i], "From", 4)) {
+ } else if (!strcmp(header[i], "From")) {
cleanup_space(hdr);
handle_from(hdr);
fprintf(fout, "Author: %s\n", name.buf);
@@ -986,7 +1020,7 @@ static int mailinfo(FILE *in, FILE *out, const char *msg, const char *patch)
static int git_mailinfo_config(const char *var, const char *value, void *unused)
{
- if (prefixcmp(var, "mailinfo."))
+ if (!starts_with(var, "mailinfo."))
return git_default_config(var, value, unused);
if (!strcmp(var, "mailinfo.scissors")) {
use_scissors = git_config_bool(var, value);
@@ -997,7 +1031,7 @@ static int git_mailinfo_config(const char *var, const char *value, void *unused)
}
static const char mailinfo_usage[] =
- "git mailinfo [-k|-b] [-u | --encoding=<encoding> | -n] [--scissors | --no-scissors] msg patch < mail >info";
+ "git mailinfo [-k | -b] [-m | --message-id] [-u | --encoding=<encoding> | -n] [--scissors | --no-scissors] <msg> <patch> < mail >info";
int cmd_mailinfo(int argc, const char **argv, const char *prefix)
{
@@ -1016,11 +1050,13 @@ int cmd_mailinfo(int argc, const char **argv, const char *prefix)
keep_subject = 1;
else if (!strcmp(argv[1], "-b"))
keep_non_patch_brackets_in_subject = 1;
+ else if (!strcmp(argv[1], "-m") || !strcmp(argv[1], "--message-id"))
+ add_message_id = 1;
else if (!strcmp(argv[1], "-u"))
metainfo_charset = def_charset;
else if (!strcmp(argv[1], "-n"))
metainfo_charset = NULL;
- else if (!prefixcmp(argv[1], "--encoding="))
+ else if (starts_with(argv[1], "--encoding="))
metainfo_charset = argv[1] + 11;
else if (!strcmp(argv[1], "--scissors"))
use_scissors = 1;