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-rw-r--r--fast-import.c39
1 files changed, 17 insertions, 22 deletions
diff --git a/fast-import.c b/fast-import.c
index 078079d..74ff0fd 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -340,7 +340,7 @@ static struct tag *last_tag;
/* Input stream parsing */
static whenspec_type whenspec = WHENSPEC_RAW;
-static struct strbuf command_buf;
+static struct strbuf command_buf = STRBUF_INIT;
static int unread_command_buf;
static struct recent_command cmd_hist = {&cmd_hist, &cmd_hist, NULL};
static struct recent_command *cmd_tail = &cmd_hist;
@@ -1595,7 +1595,7 @@ static void read_next_command(void)
} else {
struct recent_command *rc;
- command_buf.buf = NULL;
+ strbuf_detach(&command_buf);
read_line(&command_buf, stdin, '\n');
if (command_buf.eof)
return;
@@ -1638,18 +1638,16 @@ static void cmd_mark(void)
static void *cmd_data (size_t *size)
{
- size_t length;
- char *buffer;
+ struct strbuf buffer;
+ strbuf_init(&buffer);
if (prefixcmp(command_buf.buf, "data "))
die("Expected 'data n' command, found: %s", command_buf.buf);
if (!prefixcmp(command_buf.buf + 5, "<<")) {
char *term = xstrdup(command_buf.buf + 5 + 2);
- size_t sz = 8192, term_len = command_buf.len - 5 - 2;
- length = 0;
- buffer = xmalloc(sz);
- command_buf.buf = NULL;
+ size_t term_len = command_buf.len - 5 - 2;
+
for (;;) {
read_line(&command_buf, stdin, '\n');
if (command_buf.eof)
@@ -1657,21 +1655,18 @@ static void *cmd_data (size_t *size)
if (term_len == command_buf.len
&& !strcmp(term, command_buf.buf))
break;
- ALLOC_GROW(buffer, length + command_buf.len, sz);
- memcpy(buffer + length,
- command_buf.buf,
- command_buf.len - 1);
- length += command_buf.len - 1;
- buffer[length++] = '\n';
+ strbuf_addbuf(&buffer, &command_buf);
+ strbuf_addch(&buffer, '\n');
}
free(term);
}
else {
- size_t n = 0;
+ size_t n = 0, length;
+
length = strtoul(command_buf.buf + 5, NULL, 10);
- buffer = xmalloc(length);
+
while (n < length) {
- size_t s = fread(buffer + n, 1, length - n, stdin);
+ size_t s = strbuf_fread(&buffer, length - n, stdin);
if (!s && feof(stdin))
die("EOF in data (%lu bytes remaining)",
(unsigned long)(length - n));
@@ -1680,8 +1675,8 @@ static void *cmd_data (size_t *size)
}
skip_optional_lf();
- *size = length;
- return buffer;
+ *size = buffer.len;
+ return strbuf_detach(&buffer);
}
static int validate_raw_date(const char *src, char *result, int maxlen)
@@ -2101,7 +2096,7 @@ static void cmd_new_commit(void)
}
/* file_change* */
- while (!command_buf.eof && command_buf.len > 1) {
+ while (!command_buf.eof && command_buf.len > 0) {
if (!prefixcmp(command_buf.buf, "M "))
file_change_m(b);
else if (!prefixcmp(command_buf.buf, "D "))
@@ -2256,7 +2251,7 @@ static void cmd_reset_branch(void)
else
b = new_branch(sp);
read_next_command();
- if (!cmd_from(b) && command_buf.len > 1)
+ if (!cmd_from(b) && command_buf.len > 0)
unread_command_buf = 1;
}
@@ -2273,7 +2268,7 @@ static void cmd_checkpoint(void)
static void cmd_progress(void)
{
- fwrite(command_buf.buf, 1, command_buf.len - 1, stdout);
+ fwrite(command_buf.buf, 1, command_buf.len, stdout);
fputc('\n', stdout);
fflush(stdout);
skip_optional_lf();