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// licenses.c written by Mitchell Foral. mitchell<att>caladbolg.net.
// See COPYING for license information.
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include "licenses.h"
#include "parser.h"
// Holds licenses and their associated details and patterns.
License license_map[] = {
{
LIC_ACADEMIC,
"http://www.opensource.org/licenses/afl-3.0.php",
"Academic Free License",
"\\bAcademic\\s*Free\\s*License\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ADAPTIVE,
"http://www.opensource.org/licenses/apl1.0.php",
"Adaptive Public License",
"\\bAdaptive\\s*Public\\s*License\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_AFFERO,
"http://www.affero.org/oagpl.html",
"GNU Affero General Public License",
"\\bGNU\\s+Affero\\s+General\\s+Public\\s+License\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_APACHE,
"http://www.opensource.org/licenses/apachepl.php",
"Apache Software License",
"(\\bApache\\s*Software\\s*License(?![\\s,]*2))|(\\bapache\\s*license(?![\\s,]*2))",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_APACHE2,
"http://www.opensource.org/licenses/apache2.0.php",
"Apache License, 2.0",
"\\bapache\\s+(software\\s+)?license,?\\s+(version\\s+)?2",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_APPLE_OPEN_SOURCE,
"http://www.opensource.org/licenses/apsl-2.0.php",
"Apple Public Source License",
"\\bApple\\s*Public\\s*Source\\s*License\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ARTISTIC,
"http://www.opensource.org/licenses/artistic-license.php",
"Artistic license",
"\\bartistic\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ATTRIBUTION_ASSURANCE,
"http://www.opensource.org/licenses/attribution.php",
"Attribution Assurance Licenses",
"\\battribution\\s*assurance\\s*license(s)?\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_BOOST,
"http://www.boost.org/LICENSE_1_0.txt",
"Boost Software License - Version 1.0 - August 17th, 2003",
"\\bboost\\s*software\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_BSD,
"http://www.opensource.org/licenses/bsd-license.php",
"New BSD license",
"(\\bbsd\\s*license\\b)|(The Regents of the University of California)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_CECILL,
"http://www.cecill.info/licences/Licence_CeCILL_V2-en.html",
"CeCILL license",
"\\bcecill\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_CECILL_B,
"http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html",
"CeCILL-B license",
"\\bcecill-b\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_CECILL_C,
"http://www.cecill.info/licences/Licence_CeCILL-C_V1-en.html",
"CeCILL-C license",
"\\bcecill-c\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_COMPUTER_ASSOCIATES_TRUSTED,
"http://www.opensource.org/licenses/ca-tosl1.1.php",
"Computer Associates Trusted Open Source License 1.1",
"\\bcomputer\\s*associates\\s*trusted\\s*open\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_COMMON_DEVELOPMENT_AND_DISTRIBUTION,
"http://www.opensource.org/licenses/cddl1.php",
"Common Development and Distribution License",
"\\bcommon\\s*development\\s*and\\s*distribution\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_COMMON_PUBLIC,
"http://www.opensource.org/licenses/cpl1.0.php",
"Common Public License 1.0",
"\\bcommon\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_CUA_OFFICE,
"http://www.opensource.org/licenses/cuaoffice.php",
"CUA Office Public License Version 1.0",
"\\bCUA\\s*office\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_EU_DATAGRID,
"http://www.opensource.org/licenses/eudatagrid.php",
"EU DataGrid Software License",
"\\beu\\s*datagrid\\s*software\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ECLIPSE,
"http://www.opensource.org/licenses/eclipse-1.0.php",
"Eclipse Public License",
"\\beclipse\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_EDUCATIONAL,
"http://www.opensource.org/licenses/ecl1.php",
"Educational Community License",
"\\beducational\\s*community\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_EIFFEL,
"http://www.opensource.org/licenses/eiffel.php",
"Eiffel Forum License",
"\\beiffel\\s*forum\\s*license(?![,V\\s]*2)\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_EIFFEL2,
"http://www.opensource.org/licenses/ver2_eiffel.php",
"Eiffel Forum License V2.0",
"\\beiffel\\s*forum\\s*license [,V\\s]*2",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ENTESSA,
"http://www.opensource.org/licenses/entessa.php",
"Entessa Public License",
"\\bentessa\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_FAIR,
"http://www.opensource.org/licenses/fair.php",
"Fair License",
"\\bfair\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_FRAMEWORX,
"http://www.opensource.org/licenses/frameworx.php",
"Frameworx License",
"\\bframeworx\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_GPL3_OR_LATER,
"http://www.gnu.org/licenses/gpl-3.0.html",
"GNU General Public License 3.0",
"\\b(GNU GENERAL PUBLIC LICENSE|GPL).{0,100}(Version)? 3.{0,50}later",
PCRE_CASELESS | PCRE_MULTILINE,
NULL,
0,
NULL, NULL
},
{
LIC_GPL3,
"http://www.gnu.org/licenses/gpl-3.0.html",
"GNU General Public License 3.0",
"GNU (GENERAL PUBLIC LICENSE|GPL).{0,100}(Version |v)3",
PCRE_CASELESS | PCRE_MULTILINE,
"((at your option) any later version)|(GENERAL PUBLIC LICENSE.*GENERAL PUBLIC LICENSE)",
PCRE_CASELESS,
NULL, NULL
},
{
LIC_LGPL3,
"http://www.gnu.org/licenses/lgpl-3.0.html",
"GNU Lesser General Public License 3.0",
"((\\blgpl\\b)|(\\bgnu\\s*(library|lesser)\\s*(general\\s*)?(public\\s*)?license\\b)|(\\b(lesser|library)\\s*gpl\\b)).{0,10}(\\bas published by the free software foundation\\b)?.{0,10}(\\bversion\\b)?.{0,10}\\b3(\\.0)?\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_GPL,
"http://www.opensource.org/licenses/gpl-license.php",
"GNU General Public License (GPL)",
"(\\bgpl\\b)|(\\bgplv2\\b)|(\\bgnu\\s*general\\s*public\\s*license\\b)|(\\bwww\\.gnu\\.org\\/licenses\\/gpl\\.txt\\b)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_LGPL,
"http://www.opensource.org/licenses/lgpl-license.php",
"GNU Library or \"Lesser\" GPL (LGPL)",
"(\\blgpl\\b)|(\\bgnu\\s*(library|lesser)\\s*(general\\s*)?(public\\s*)?license\\b)|(\\b(lesser|library)\\s*gpl\\b)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_HISTORICAL,
"http://www.opensource.org/licenses/historical.php",
"Historical Permission Notice and Disclaimer",
"\\bhistorical\\s*permission\\s*notice\\s*and\\s*disclaimer\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_I9,
"http://i9os.googlecode.com/svn/trunk/Documentation/Licenses/i9_License",
"i9 License",
"\\bi9\\s*\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_IBM_PUBLIC,
"http://www.opensource.org/licenses/ibmpl.php",
"IBM Public License",
"\\bibm\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_INTEL_OPEN_SOURCE,
"http://www.opensource.org/licenses/intel-open-source-license.php",
"Intel Open Source License",
"\\bintel\\s*open\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_JABBER_OPEN_SOURCE,
"http://www.opensource.org/licenses/jabberpl.php",
"Jabber Open Source License",
"\\bjabber\\s*open\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_LUCENT_PLAN9,
"http://www.opensource.org/licenses/plan9.php",
"Lucent Public License (Plan9)",
"\\blucent\\s*public\\s*license[\\s(]*plan9",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_LUCENT_PUBLIC,
"http://www.opensource.org/licenses/lucent1.02.php",
"Lucent Public License Version 1.02",
"\\blucent\\s*public\\s*license\\s*(version)?\\s+1",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_MIT,
"http://www.opensource.org/licenses/mit-license.php",
"MIT license",
"(\\bmit\\s*license\\b)|(\\bMIT\\/X11\\s*licensed?\\b)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_MITRE,
"http://www.opensource.org/licenses/mitrepl.php",
"MITRE Collaborative Virtual Workspace License (CVW License)",
"\\bmitre\\s*collaborative\\s*virtual\\s*workspace\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_MOTOSOTO,
"http://www.opensource.org/licenses/motosoto.php",
"Motosoto License",
"\\bmotosoto\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_MOZILLA_PUBLIC1,
"http://www.opensource.org/licenses/mozilla1.0.php",
"Mozilla Public License 1.0 (MPL)",
"\\bmozilla\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_MOZILLA_PUBLIC11,
"http://www.opensource.org/licenses/mozilla1.1.php",
"Mozilla Public License 1.1 (MPL)",
"\\bmozilla\\s*public\\s*license 1\\.1\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_NASA_OPEN,
"http://www.opensource.org/licenses/nasa1.3.php",
"NASA Open Source Agreement 1.3",
"\\bnasa\\s*open\\s*source\\s*agreement\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_NAUMEN,
"http://www.opensource.org/licenses/naumen.php",
"Naumen Public License",
"\\bnaumen\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_NETHACK,
"http://www.opensource.org/licenses/nethack.php",
"Nethack General Public License",
"\\bnethack\\s*general\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_NOKIA_OPEN_SOURCE,
"http://www.opensource.org/licenses/nokia.php",
"Nokia Open Source License",
"\\bnokia\\s*open\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_OCLC_RESEARCH,
"http://www.opensource.org/licenses/oclc2.php",
"OCLC Research Public License 2.0",
"\\boclc\\s*research\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_OPEN_GROUP_TEST,
"http://www.opensource.org/licenses/opengroup.php",
"Open Group Test Suite License",
"\\bopen\\s*group\\s*test\\s*suite\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_OPEN_SOFTWARE,
"http://www.opensource.org/licenses/osl-3.0.php",
"Open Software License",
"\\bopen\\s*software\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_PHP_LICENSE,
"http://www.opensource.org/licenses/php.php",
"PHP License",
"\\bphp\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_PYTHON_LICENSE,
"http://www.opensource.org/licenses/pythonpl.php",
"Python license",
"\\bpython\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_PYTHON_SOFTWARE_FOUNDATION,
"http://www.opensource.org/licenses/PythonSoftFoundation.php",
"Python Software Foundation License",
"\\bpython\\s*software\\s*foundation\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_QT_PUBLIC,
"http://www.opensource.org/licenses/qtpl.php",
"Qt Public License (QPL)",
"\\bqt\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_REALNETWORKS_PUBLIC_SOURCE,
"http://www.opensource.org/licenses/real.php",
"RealNetworks Public Source License V1.0",
"\\brealnetworks\\s*public\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_RECIPROCAL_PUBLIC,
"http://www.opensource.org/licenses/rpl.php",
"Reciprocal Public License",
"\\breciprocal\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_RICOH_SOURCE,
"http://www.opensource.org/licenses/ricohpl.php",
"Ricoh Source Code Public License",
"\\bricoh\\s*source\\s*code\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_SLEEPYCAT,
"http://www.opensource.org/licenses/sleepycat.php",
"Sleepycat License",
"\\bsleepycat\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_SUGARCRM113,
"http://www.sugarcrm.com/SPL",
"SugarCRM Public License 1.1.3",
"\\bsugar\\s*public\\s*license\\s*version\\s*1\\.1\\.3\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_SUN_INDUSTRY_STANDARDS,
"http://www.opensource.org/licenses/sisslpl.php",
"Sun Industry Standards Source License (SISSL)",
"\\bsun\\s*industry\\s*standards\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_SUN_PUBLIC,
"http://www.opensource.org/licenses/sunpublic.php",
"Sun Public License",
"\\bsun\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_SYBASE_OPEN_WATCOM,
"http://www.opensource.org/licenses/sybase.php",
"Sybase Open Watcom Public License 1.0",
"\\bsybase\\s*open\\s*watcom\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_U_OF_I_NCSA,
"http://www.opensource.org/licenses/UoI-NCSA.php",
"University of Illinois/NCSA Open Source License",
"\\buniversity\\s*of\\s*illinois\\/ncsa\\s*open\\s*source\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_VOVIDA_SOFTWARE,
"http://www.opensource.org/licenses/vovidapl.php",
"Vovida Software License v. 1.0",
"\\bvovida\\s*software\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_W3C,
"http://www.opensource.org/licenses/W3C.php",
"W3C License",
"\\bw3c\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_WXWINDOWS,
"http://www.opensource.org/licenses/wxwindows.php",
"wxWindows Library License",
"\\bwxwindows\\s*library\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_XNET,
"http://www.opensource.org/licenses/xnet.php",
"X.Net License",
"\\bx\\.net\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ZOPE,
"http://www.opensource.org/licenses/zpl.php",
"Zope Public License",
"\\bzope\\s*public\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_ZLIB_LIBPNG,
"http://www.opensource.org/licenses/zlib-license.php",
"zlib/libpng license",
"\\bzlib\\/libpng\\s*license\\b",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_APACHE_ISH,
"",
"Apache-ish License",
"(\\bapache-style.*license\\b)|(\\bapache-like.*license\\b)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{
LIC_BSD_ISH,
"",
"BSD-ish License",
"Copyright\\s.{1,40}All rights reserved.{0,40}Redistribution and use in source and binary forms, with or without.{0,20}modification, are permitted provided that the following conditions.{0,20}\\sare met.{1,40}Redistributions of source code must retain the above copyright\\s.*notice, this list of conditions and the following disclaimer\\.\\s+.*Redistributions in binary form must reproduce the above.*copyright\\s+.{0,10}notice, this list of conditions and the following.*disclaimer in the\\s+.*documentation.*(The (name|names) of the (author|contributors) may not|Neither the name of the).*be used to endorse or promote\\s+.*products\\s+.*derived\\s+.*from this software without specific prior written\\s+.*permission.*HOWEVER\\s+.*CAUSED AND ON ANY.*THEORY OF LIABILITY, WHETHER IN CONTRACT",
PCRE_MULTILINE,
"The Regents of the University of California",
0,
NULL, NULL
},
{
LIC_BSD_2CLAUSE_ISH,
"",
"BSD-ish (2 clause) License",
"Copyright\\s.{1,60}All rights reserved.{1,40}Redistribution and use in source and binary forms, with or without.{0,20}modification, are permitted provided that the following conditions.{0,20}\\sare met.{0,20}\\s{1,20}.{0,20}Redistributions of source code must retain the above copyright\\s+.*notice, this list of conditions and the following disclaimer.\\s+.*Redistributions in binary form must reproduce the above copyright\\s+.*notice, this list of conditions and the following disclaimer in the\\s+.*documentation and\\/or other materials provided with the distribution\\.\\s+.*HOWEVER CAUSED AND ON ANY.*THEORY OF LIABILITY, WHETHER IN CONTRACT",
PCRE_MULTILINE,
"(The Regents of the University of California)|(used to endorse or promote\\s+.*products\\s+.*prior\\s+.*written\\s+.*permission\\.)",
PCRE_MULTILINE,
NULL, NULL
},
{
LIC_WTFPL2,
"",
"WTF Public License",
"(\\bwtfpl\\b)|(\\bwtf\\s*public\\s*license\\b)|(\\b(do\\s*)?what\\s*the\\s*\\fuck\\s*public\\s*license\\b)",
PCRE_CASELESS,
NULL,
0,
NULL, NULL
},
{ NULL, NULL, NULL, NULL, 0, NULL, 0, NULL, NULL },
};
int license_map_length = 0; // will be set dynamically
/** Compiles the regular expressions defined in license_map. */
void compile_regexps() {
if (license_map_length == 0)
return;
const char *err;
int erroffset;
int i;
for (i = 0; i < license_map_length; i++) {
License *l = &license_map[i];
int flags;
if (l->re) {
flags = l->re_flags;
if (flags & PCRE_MULTILINE)
flags |= PCRE_DOTALL;
l->regexp = pcre_compile(l->re, flags, &err, &erroffset, NULL);
}
if (l->exclude_re) {
flags = l->exclude_re_flags;
if (flags & PCRE_MULTILINE)
flags |= PCRE_DOTALL;
l->exclude_regexp = pcre_compile(l->exclude_re, flags, &err, &erroffset,
NULL);
}
}
}
/**
* Overrides a less-specific license l with a more-specific one if the latter
* was detected.
*/
#define OVERRIDE_LICENSE(l, with) { \
if (strcmp(license_map[i].name, l) == 0) { \
for (j = 0; j < license_map_length; j++) \
if (potential_licenses_s[j] > -1 && \
strcmp(license_map[j].name, with) == 0) { \
overridden = 1; \
break; \
} \
} \
}
LicenseList *ohcount_detect_license(SourceFile *sourcefile) {
LicenseList *list = ohcount_license_list_new();
// Get the size of this map and compile the REs. Only runs once.
if (license_map_length == 0) {
while (license_map[license_map_length].name) license_map_length++;
compile_regexps();
}
ohcount_sourcefile_parse(sourcefile);
char *p, *q;
int i, j, k;
int ovector[30]; // recommended by PCRE
ParsedLanguageList *iter_language;
iter_language = ohcount_sourcefile_get_parsed_language_list(sourcefile)->head;
if (iter_language) {
int potential_licenses_s[license_map_length];
int potential_licenses_e[license_map_length];
while (iter_language) {
// Before looking for licenses, strip whitespace and newlines
p = iter_language->pl->comments;
int buffer_len = p ? strlen(p) : 0;
char *p_max = p + buffer_len;
char *buffer = malloc(buffer_len+1);
if (buffer == NULL) {
fprintf(stderr, "out of memory in ohcount_detect_license");
exit(-1);
}
q = buffer;
char *q_max = buffer + buffer_len + 1;
while (p < p_max && q < q_max) {
// Strip leading whitespace and punctuation.
while (*p == ' ' || *p == '\t' || ispunct(*p)) p++;
// Copy line contents.
while (p < p_max && *p != '\r' && *p != '\n' && q < q_max)
*q++ = *p++;
// Strip newline characters.
while (*p == '\r' || *p == '\n') p++;
// Add a trailing space.
if (q < q_max) *q++ = ' ';
}
if (q < q_max) *q = '\0';
for (j = 0; j < license_map_length; j++) {
potential_licenses_s[j] = -1;
potential_licenses_e[j] = -1;
if (pcre_exec(license_map[j].regexp, NULL, buffer, q - buffer, 0, 0,
ovector, 30) >= 0) {
int m0 = ovector[0], m1 = ovector[1];
// Exclude terms that may not exist in the license.
if (license_map[j].exclude_re &&
pcre_exec(license_map[j].exclude_regexp, NULL, buffer + m0, m1 - m0,
0, 0, ovector, 30) >= 0)
continue;
potential_licenses_s[j] = m0;
potential_licenses_e[j] = m1;
for (k = 0; k < j; k++) {
// If this matched license is completely contained inside another one,
// do not include it.
if ((potential_licenses_s[k] < m0 && potential_licenses_e[k] >= m1) ||
(potential_licenses_s[k] <= m0 && potential_licenses_e[k] > m1)) {
potential_licenses_s[j] = -1;
potential_licenses_e[j] = -1;
}
// If this matched license completely contains another one, do not
// include the latter.
if ((m0 < potential_licenses_s[k] && m1 >= potential_licenses_e[k]) ||
(m0 <= potential_licenses_s[k] && m1 > potential_licenses_e[k])) {
potential_licenses_s[k] = -1;
potential_licenses_e[k] = -1;
}
}
}
}
iter_language = iter_language->next;
}
// Create the list of licenses from potential licenses.
for (i = 0; i < license_map_length; i++) {
if (potential_licenses_s[i] > -1) {
int overridden = 0;
OVERRIDE_LICENSE(LIC_GPL, LIC_GPL3);
OVERRIDE_LICENSE(LIC_GPL, LIC_GPL3_OR_LATER);
OVERRIDE_LICENSE(LIC_GPL3, LIC_GPL3_OR_LATER);
OVERRIDE_LICENSE(LIC_BSD_2CLAUSE_ISH, LIC_BSD_ISH);
if (!overridden) {
if (list->head == NULL) { // empty list
list->head = list;
list->tail = list;
list->head->lic = &license_map[i];
list->next = NULL;
} else {
LicenseList *item = ohcount_license_list_new();
item->lic = &license_map[i];
list->tail->next = item;
list->tail = item;
}
}
}
}
}
return list;
}
LicenseList *ohcount_license_list_new() {
LicenseList *list = malloc(sizeof(LicenseList));
list->lic = NULL;
list->next = NULL;
list->head = NULL;
list->tail = NULL;
return list;
}
void ohcount_license_list_free(LicenseList *list) {
if (list->head) {
LicenseList *iter = list->head;
while (iter) {
LicenseList *next = iter->next;
free(iter);
iter = next;
}
} else free(list);
}