#include <tools/ccanlint/ccanlint.h>
+#include <ccan/tal/tal.h>
+#include <ccan/tal/str/str.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <err.h>
-#include <ccan/talloc/talloc.h>
#include <ccan/str/str.h>
-#include <ccan/str_talloc/str_talloc.h>
+#include <ccan/take/take.h>
-static struct doc_section *find_license_tag(const struct manifest *m)
+/* We might need more ../ for nested modules. */
+static const char *link_prefix(struct manifest *m)
{
- struct doc_section *d;
+ char *prefix = tal_strdup(m, "../../");
+ unsigned int i;
- list_for_each(m->info_file->doc_sections, d, list) {
- if (!streq(d->function, m->basename))
- continue;
- if (streq(d->type, "license"))
- return d;
- }
- return NULL;
-}
+ for (i = 0; i < strcount(m->modname, "/"); i++)
+ prefix = tal_strcat(m, take(prefix), "../");
-/* See GPLv2 and v2 (basically same wording) for interpreting versions:
- * the "any later version" means the recepient can choose. */
-static enum license which_license(struct doc_section *d)
-{
- /* This means "user chooses what version", including GPLv1! */
- if (streq(d->lines[0], "GPL"))
- return LICENSE_GPL;
- /* This means "v2 only". */
- if (streq(d->lines[0], "GPLv2"))
- return LICENSE_GPLv2;
- /* This means "v2 or above" at user's choice. */
- if (streq(d->lines[0], "GPL (v2 or any later version)"))
- return LICENSE_GPLv2_PLUS;
- /* This means "v3 or above" at user's choice. */
- if (streq(d->lines[0], "GPL (v3 or any later version)"))
- return LICENSE_GPLv3;
-
- /* This means "user chooses what version" */
- if (streq(d->lines[0], "LGPL"))
- return LICENSE_LGPL;
- /* This means "v2.1 only". */
- if (streq(d->lines[0], "LGPLv2.1"))
- return LICENSE_LGPLv2;
- /* This means "v2.1 or above" at user's choice. */
- if (streq(d->lines[0], "LGPL (v2.1 or any later version)"))
- return LICENSE_LGPLv2_PLUS;
- /* This means "v3 or above" at user's choice. */
- if (streq(d->lines[0], "LGPL (v3 or any later version)"))
- return LICENSE_LGPLv3;
-
- if (streq(d->lines[0], "BSD-MIT") || streq(d->lines[0], "MIT"))
- return LICENSE_MIT;
- if (streq(d->lines[0], "BSD (3 clause)"))
- return LICENSE_BSD;
- if (strreg(NULL, d->lines[0], "[Pp]ublic [Dd]omain"))
- return LICENSE_PUBLIC_DOMAIN;
-
- return LICENSE_UNKNOWN;
+ return tal_strcat(m, take(prefix), "licenses/");
}
-static const char *expected_link(enum license license)
+static const char *expected_link(const tal_t *ctx,
+ const char *prefix, enum license license)
{
+ const char *shortname;
+
switch (license) {
case LICENSE_LGPLv2_PLUS:
case LICENSE_LGPLv2:
- return "../../licenses/LGPL-2.1";
+ shortname = "LGPL-2.1";
+ break;
case LICENSE_LGPLv3:
case LICENSE_LGPL:
- return "../../licenses/LGPL-3";
+ shortname = "LGPL-3";
+ break;
case LICENSE_GPLv2_PLUS:
case LICENSE_GPLv2:
- return "../../licenses/GPL-2";
+ shortname = "GPL-2";
+ break;
case LICENSE_GPLv3:
case LICENSE_GPL:
- return "../../licenses/GPL-3";
+ shortname = "GPL-3";
+ break;
case LICENSE_BSD:
- return "../../licenses/BSD-3CLAUSE";
+ shortname = "BSD-3CLAUSE";
+ break;
case LICENSE_MIT:
- return "../../licenses/BSD-MIT";
+ shortname = "BSD-MIT";
+ break;
+
+ case LICENSE_CC0:
+ shortname = "CC0";
+ break;
default:
return NULL;
}
+
+ return tal_strcat(ctx, prefix, shortname);
}
static void handle_license_link(struct manifest *m, struct score *score)
{
struct doc_section *d = find_license_tag(m);
- const char *link = talloc_asprintf(m, "%s/LICENSE", m->dir);
- const char *ldest = expected_link(m->license);
+ const char *prefix = link_prefix(m);
+ const char *link = tal_fmt(m, "%s/LICENSE", m->dir);
+ const char *ldest = expected_link(score, prefix, m->license);
char *q;
printf(
"Most modules want a copy of their license, so usually we create a\n"
- "LICENSE symlink into ../../licenses to avoid too many copies.\n");
+ "LICENSE symlink into %s to avoid too many copies.\n", prefix);
/* FIXME: make ask printf-like */
- q = talloc_asprintf(m, "Set up link to %s (license is %s)?",
- ldest, d->lines[0]);
+ q = tal_fmt(m, "Set up link to %s (license is %s)?",
+ ldest, d->lines[0]);
if (ask(q)) {
if (symlink(ldest, link) != 0)
err(1, "Creating symlink %s -> %s", link, ldest);
extern struct ccanlint license_exists;
static void check_has_license(struct manifest *m,
- bool keep,
unsigned int *timeleft, struct score *score)
{
char buf[PATH_MAX];
ssize_t len;
- char *license = talloc_asprintf(m, "%s/LICENSE", m->dir);
+ char *license = tal_fmt(m, "%s/LICENSE", m->dir);
const char *expected;
struct doc_section *d;
+ const char *prefix = link_prefix(m);
d = find_license_tag(m);
if (!d) {
- score->error = talloc_strdup(score, "No License: tag in _info");
+ score->error = tal_strdup(score, "No License: tag in _info");
return;
}
/* If they have a license tag at all, we pass. */
score->pass = true;
- expected = expected_link(m->license);
+ expected = expected_link(m, prefix, m->license);
len = readlink(license, buf, sizeof(buf));
if (len < 0) {
return;
}
score->error
- = talloc_asprintf(score,
+ = tal_fmt(score,
"License in _info is '%s',"
" expect LICENSE symlink '%s'",
d->lines[0], expected);
score->score = score->total;
return;
}
- score->error = talloc_strdup(score,
+ score->error = tal_strdup(score,
"LICENSE does not exist");
if (expected)
license_exists.handle = handle_license_link;
buf[len] = '\0';
- if (!strstarts(buf, "../../licenses/")) {
- score->error = talloc_asprintf(score,
- "Expected symlink to"
- " ../../licenses/..."
- " not %s", buf);
+ if (!strstarts(buf, prefix)) {
+ score->error = tal_fmt(score,
+ "Expected symlink into %s not %s",
+ prefix, buf);
return;
}
if (!expected) {
- score->error = talloc_asprintf(score,
- "License in _info is unknown '%s',"
- " but LICENSE symlink is '%s'",
- d->lines[0], buf);
+ score->error = tal_fmt(score,
+ "License in _info is unknown '%s',"
+ " but LICENSE symlink is '%s'",
+ d->lines[0], buf);
return;
}
if (!streq(buf, expected)) {
- score->error = talloc_asprintf(score,
+ score->error = tal_fmt(score,
"Expected symlink to %s not %s",
expected, buf);
return;