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wt-status: use skip_prefix() to get rid of magic string length constants

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Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2015-10-31 18:37:43 +01:00 committed by Junio C Hamano
parent 8d8325f8ee
commit c72b49dfab
1 changed files with 15 additions and 21 deletions
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36
wt-status.c
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@ -897,15 +897,15 @@ static void wt_status_print_verbose(struct wt_status *s)
static void wt_status_print_tracking(struct wt_status *s)
{
struct strbuf sb = STRBUF_INIT;
const char *cp, *ep;
const char *cp, *ep, *branch_name;
struct branch *branch;
char comment_line_string[3];
int i;
assert(s->branch && !s->is_initial);
if (!starts_with(s->branch, "refs/heads/"))
if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
return;
branch = branch_get(s->branch + 11);
branch = branch_get(branch_name);
if (!format_tracking_info(branch, &sb))
return;
@ -1154,6 +1154,7 @@ static char *read_and_strip_branch(const char *path)
{
struct strbuf sb = STRBUF_INIT;
unsigned char sha1[20];
const char *branch_name;
if (strbuf_read_file(&sb, git_path("%s", path), 0) <= 0)
goto got_nothing;
@ -1162,8 +1163,8 @@ static char *read_and_strip_branch(const char *path)
strbuf_setlen(&sb, sb.len - 1);
if (!sb.len)
goto got_nothing;
if (starts_with(sb.buf, "refs/heads/"))
strbuf_remove(&sb,0, strlen("refs/heads/"));
if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
strbuf_remove(&sb, 0, branch_name - sb.buf);
else if (starts_with(sb.buf, "refs/"))
;
else if (!get_sha1_hex(sb.buf, sha1)) {
@ -1194,9 +1195,8 @@ static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
struct grab_1st_switch_cbdata *cb = cb_data;
const char *target = NULL, *end;
if (!starts_with(message, "checkout: moving from "))
if (!skip_prefix(message, "checkout: moving from ", &message))
return 0;
message += strlen("checkout: moving from ");
target = strstr(message, " to ");
if (!target)
return 0;
@ -1228,14 +1228,10 @@ static void wt_status_get_detached_from(struct wt_status_state *state)
/* perhaps sha1 is a tag, try to dereference to a commit */
((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
!hashcmp(cb.nsha1, commit->object.sha1)))) {
int ofs;
if (starts_with(ref, "refs/tags/"))
ofs = strlen("refs/tags/");
else if (starts_with(ref, "refs/remotes/"))
ofs = strlen("refs/remotes/");
else
ofs = 0;
state->detached_from = xstrdup(ref + ofs);
const char *from = ref;
if (!skip_prefix(from, "refs/tags/", &from))
skip_prefix(from, "refs/remotes/", &from);
state->detached_from = xstrdup(from);
} else
state->detached_from =
xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
@ -1322,9 +1318,7 @@ void wt_status_print(struct wt_status *s)
if (s->branch) {
const char *on_what = _("On branch ");
const char *branch_name = s->branch;
if (starts_with(branch_name, "refs/heads/"))
branch_name += 11;
else if (!strcmp(branch_name, "HEAD")) {
if (!strcmp(branch_name, "HEAD")) {
branch_status_color = color(WT_STATUS_NOBRANCH, s);
if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
on_what = _("rebase in progress; onto ");
@ -1339,7 +1333,8 @@ void wt_status_print(struct wt_status *s)
branch_name = "";
on_what = _("Not currently on any branch.");
}
}
} else
skip_prefix(branch_name, "refs/heads/", &branch_name);
status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
status_printf_more(s, branch_status_color, "%s", on_what);
status_printf_more(s, branch_color, "%s\n", branch_name);
@ -1530,8 +1525,7 @@ static void wt_shortstatus_print_tracking(struct wt_status *s)
goto conclude;
}
if (starts_with(branch_name, "refs/heads/"))
branch_name += 11;
skip_prefix(branch_name, "refs/heads/", &branch_name);
branch = branch_get(branch_name);