#include "licenses.h"
#include "ccanlint.h"
-#include <ccan/talloc/talloc.h>
#include <ccan/str/str.h>
+#include <ccan/tal/tal.h>
+#include <ccan/tal/str/str.h>
const struct license_info licenses[] = {
{ "LGPLv2+", "LGPL",
+ "GNU LGPL version 2 (or later)",
{ "gnu lesser general public license",
"version 2",
"or at your option any later version"
}
},
{ "LGPLv2", "LGPL",
+ "GNU LGPL version 2",
{ "gnu lesser general public license",
"version 2",
NULL
}
},
{ "LGPLv3", "LGPL",
+ "GNU LGPL version 3",
{ "gnu lesser general public license",
"version 3",
NULL
}
},
{ "LGPL", "LGPL",
+ "GNU LGPL",
{ "gnu lesser general public license",
NULL,
NULL
}
},
{ "GPLv2+", "GPL",
+ "GNU GPL version 2 (or later)",
{ "gnu general public license",
"version 2",
"or at your option any later version"
}
},
{ "GPLv2", "GPL",
+ "GNU GPL version 2",
{ "gnu general public license",
"version 2",
NULL
}
},
{ "GPLv3", "GPL",
+ "GNU GPL version 3 (or later)",
{ "gnu general public license",
"version 3",
NULL
}
},
{ "GPL", "GPL",
+ "GNU GPL",
{ "gnu general public license",
NULL,
NULL
}
},
{ "BSD-3CLAUSE", "BSD",
+ "3-clause BSD license",
{ "redistributions of source code must retain",
"redistributions in binary form must reproduce",
"endorse or promote"
}
},
{ "BSD-MIT", "MIT",
+ "MIT (BSD) license",
{ "without restriction",
"above copyright notice",
"without warranty"
}
},
+ { "CC0", "CC0",
+ "CC0 license (public domain)",
+ { "Waiver.",
+ "unconditionally waives",
+ NULL
+ }
+ },
{ "Public domain", "Public domain",
+ NULL,
{ NULL, NULL, NULL }
},
{ "Unknown license", "Unknown license",
+ NULL,
{ NULL, NULL, NULL }
},
};
+/* License compatibilty chart (simplified: we don't test that licenses between
+ * files are compatible). */
+#define O true
+#define X false
+bool license_compatible[LICENSE_UNKNOWN+1][LICENSE_UNKNOWN] = {
+/* LGPL2+ LGPL3 GPL2+ GPL3 BSD CC0
+ LGPL2 LGPL GPL2 GPL MIT PD */
+/* _info says: LGPL2+ */
+ { O, X, X, O, X, X, X, X, O, O, O, O },
+/* _info says: LGPL2 only */
+ { O, O, X, O, X, X, X, X, O, O, O, O },
+/* _info says: LGPL3 (or any later version) */
+ { O, X, O, O, X, X, X, X, O, O, O, O },
+/* _info says: LGPL (no version specified) */
+ { O, O, O, O, X, X, X, X, O, O, O, O },
+/* _info says: GPL2+ */
+ { O, O, O, O, O, X, X, O, O, O, O, O },
+/* _info says: GPL2 only */
+ { O, O, O, O, O, O, X, O, O, O, O, O },
+/* _info says: GPL3 (or any later version) */
+ { O, O, O, O, O, X, O, O, O, O, O, O },
+/* _info says: GPL (unknown version) */
+ { O, O, O, O, O, O, O, O, O, O, O, O },
+/* _info says: BSD (3-clause) */
+ { X, X, X, X, X, X, X, X, O, O, O, O },
+/* _info says: MIT */
+ { X, X, X, X, X, X, X, X, X, O, O, O },
+/* _info says: CC0 */
+ { X, X, X, X, X, X, X, X, X, X, O, O },
+/* _info says: Public domain */
+ { X, X, X, X, X, X, X, X, X, X, O, O },
+/* _info says something we don't understand */
+ { X, X, X, X, X, X, X, X, X, X, O, O }
+};
+#undef X
+#undef O
+
+/* See GPLv2 and v2 (basically same wording) for interpreting versions:
+ * the "any later version" means the recepient can choose. */
+enum license which_license(struct doc_section *d)
+{
+ if (!d)
+ return LICENSE_UNKNOWN;
+
+ /* 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 (streq(d->lines[0], "CC0"))
+ return LICENSE_CC0;
+ if (tal_strreg(NULL, d->lines[0], "CC0 \\([Pp]ublic [Dd]omain\\)",
+ NULL))
+ return LICENSE_CC0;
+ if (tal_strreg(NULL, d->lines[0], "[Pp]ublic [Dd]omain"))
+ return LICENSE_PUBLIC_DOMAIN;
+
+ return LICENSE_UNKNOWN;
+}
+
const char *get_ccan_simplified(struct ccan_file *f)
{
if (!f->simplified) {
unsigned int i, j;
/* Simplify for easy matching: only alnum and single spaces. */
- f->simplified = talloc_strdup(f, get_ccan_file_contents(f));
+ f->simplified = tal_strdup(f, get_ccan_file_contents(f));
for (i = 0, j = 0; f->simplified[i]; i++) {
if (cisupper(f->simplified[i]))
f->simplified[j++] = tolower(f->simplified[i]);
}
return true;
}
+
+struct doc_section *find_license_tag(const struct manifest *m)
+{
+ struct doc_section *d;
+
+ list_for_each(get_ccan_file_docs(m->info_file), d, list) {
+ if (!streq(d->function, m->modname))
+ continue;
+ if (streq(d->type, "license"))
+ return d;
+ }
+ return NULL;
+}
+
+const char *get_license_oneliner(const tal_t *ctx, enum license license)
+{
+ return tal_fmt(ctx, "/* %s - see LICENSE file for details */",
+ licenses[license].describe);
+}