astlicense.c revision 7c2fbfb345896881c631598ee3852ce9ce33fb07
/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1985-2008 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Phong Vo <kpv@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
/*
* Glenn Fowler
* AT&T Research
*
* generate a license comment -- see proto(1)
*
* NOTE: coded for minimal library dependence
* not so for the legal department
*/
#ifndef _PPLIB_H
#include <ast.h>
#include <time.h>
#endif
#undef copy
#undef BSD /* guess who defines this */
#undef END
#undef INLINE
#undef TEST
#undef VERBOSE
#define NONE 0
#define INLINE 1
#define TEST 2
#define VERBOSE 3
#define USAGE 4
#define OPEN 5
#define CPL 6
#define BSD 7
#define ZLIB 8
#define MIT 9
#define GPL 10
#define SPECIAL 11
#define NONEXCLUSIVE 12
#define NONCOMMERCIAL 13
#define PROPRIETARY 14
#define AUTHOR 0
#define CLASS 1
#define COMPANY 2
#define CONTRIBUTOR 3
#define CORPORATION 4
#define DOMAIN 5
#define INCORPORATION 6
#define LICENSE 7
#define LOCATION 8
#define NOTICE 9
#define ORGANIZATION 10
#define PACKAGE 11
#define PARENT 12
#define QUERY 13
#define SINCE 14
#define STYLE 15
#define URL 16
#define URLMD5 17
#define VERSION 18
#define IDS 64
#define COMDATA 70
#define COMLINE (COMDATA+4)
#define COMLONG (COMDATA-32)
#define COMMENT(x,b,s,u) comment(x,b,s,sizeof(s)-1,u)
#define PUT(b,c) (((b)->nxt<(b)->end)?(*(b)->nxt++=(c)):((c),(-1)))
#define BUF(b) ((b)->buf)
#define USE(b) ((b)->siz=(b)->nxt-(b)->buf,(b)->nxt=(b)->buf,(b)->siz)
#define SIZ(b) ((b)->nxt-(b)->buf)
#define END(b) (*((b)->nxt>=(b)->end?((b)->nxt=(b)->end-1):(b)->nxt)=0,(b)->nxt-(b)->buf)
#ifndef NiL
#define NiL ((char*)0)
#endif
typedef struct Buffer_s
{
char* buf;
char* nxt;
char* end;
int siz;
} Buffer_t;
typedef struct Item_s
{
char* data;
int size;
int quote;
} Item_t;
typedef struct Id_s
{
Item_t name;
Item_t value;
} Id_t;
/*
* NOTE: key[] element order must match the corresponding macro
*/
#define KEY(s) {s,sizeof(s)-1,0}
static const Item_t key[] =
{
KEY("author"),
KEY("class"),
KEY("company"),
KEY("contributor"),
KEY("corporation"),
KEY("domain"),
KEY("incorporation"),
KEY("license"),
KEY("location"),
KEY("notice"),
KEY("organization"),
KEY("package"),
KEY("parent"),
KEY("query"),
KEY("since"),
KEY("type"),
KEY("url"),
KEY("urlmd5"),
KEY("version"),
{0}
};
#define ITEMS (sizeof(key)/sizeof(key[0])-1)
#define LIC(s,c) {s,sizeof(s)-1,c}
static const Item_t lic[] =
{
LIC("none", NONE),
LIC("inline", SPECIAL),
LIC("test", TEST),
LIC("verbose", VERBOSE),
LIC("usage", USAGE),
LIC("open", OPEN),
LIC("cpl", OPEN),
LIC("bsd", OPEN),
LIC("zlib", OPEN),
LIC("mit", OPEN),
LIC("gpl", GPL),
LIC("special", SPECIAL),
LIC("nonexclusive", SPECIAL),
LIC("noncommercial", SPECIAL),
LIC("proprietary", PROPRIETARY),
{0}
};
typedef struct Notice_s
{
int test;
int type;
int verbose;
int ids;
Item_t item[ITEMS];
Id_t id[IDS];
char cc[3];
} Notice_t;
/*
* return index given <name,size>
*/
static int
lookup(register const Item_t* item, const char* name, int size)
{
register int c;
register int i;
c = name[0];
for (i = 0; item[i].data; i++)
if (c == item[i].data[0] && size == item[i].size && !strncmp(name, item[i].data, size))
return i;
return -1;
}
/*
* copy s of size n to b
* n<0 means 0 terminated string
*/
static void
copy(register Buffer_t* b, register char* s, int n)
{
if (n < 0)
n = strlen(s);
while (n--)
PUT(b, *s++);
}
/*
* center and copy comment line s to p
* if s==0 then
* n>0 first frame line
* n=0 blank line
* n<0 last frame line
* if u>0 then s converted to upper case
* if u<0 then s is left justified
*/
static void
comment(Notice_t* notice, register Buffer_t* b, register char* s, register int n, int u)
{
register int i;
register int m;
register int x;
int cc;
cc = notice->cc[1];
if (!s)
{
if (n)
{
PUT(b, notice->cc[n > 0 ? 0 : 1]);
for (i = 0; i < COMDATA; i++)
PUT(b, cc);
PUT(b, notice->cc[n > 0 ? 1 : 2]);
}
else
s = "";
}
if (s)
{
if (n > COMDATA)
n = COMDATA;
PUT(b, cc);
m = (u < 0) ? 1 : (COMDATA - n) / 2;
if ((x = COMDATA - m - n) < 0)
n--;
while (m-- > 0)
PUT(b, ' ');
while (n-- > 0)
{
i = *s++;
if (u > 0 && i >= 'a' && i <= 'z')
i = i - 'a' + 'A';
PUT(b, i);
}
while (x-- > 0)
PUT(b, ' ');
PUT(b, cc);
}
PUT(b, '\n');
}
/*
* expand simple ${...}
*/
static void
expand(Notice_t* notice, register Buffer_t* b, const Item_t* item)
{
register char* t;
register char* e;
register int q;
register char* x;
register char* z;
register int c;
if (t = item->data)
{
q = item->quote;
e = t + item->size;
while (t < e)
{
if (*t == '$' && t < (e + 2) && *(t + 1) == '{')
{
x = t += 2;
while (t < e && (c = *t++) != '}')
if (c == '.')
x = t;
if ((c = lookup(key, x, t - x - 1)) >= 0 && (x = notice->item[c].data))
{
z = x + notice->item[c].size;
while (x < z)
PUT(b, *x++);
}
}
else if (q > 0 && *t == '\\' && (*(t + 1) == q || *(t + 1) == '\\'))
t++;
else
PUT(b, *t++);
}
}
}
/*
* generate a copright notice
*/
static void
copyright(Notice_t* notice, register Buffer_t* b)
{
register char* x;
register char* t;
time_t clock;
copy(b, "Copyright (c) ", -1);
if (notice->test)
clock = (time_t)1000212300;
else
time(&clock);
t = ctime(&clock) + 20;
if ((x = notice->item[SINCE].data) && strncmp(x, t, 4))
{
expand(notice, b, &notice->item[SINCE]);
PUT(b, '-');
}
copy(b, t, 4);
if (notice->item[PARENT].data)
{
PUT(b, ' ');
expand(notice, b, &notice->item[PARENT]);
}
if (notice->item[CORPORATION].data)
{
PUT(b, ' ');
expand(notice, b, &notice->item[CORPORATION]);
if (notice->item[INCORPORATION].data)
{
PUT(b, ' ');
expand(notice, b, &notice->item[INCORPORATION]);
}
}
else if (notice->item[COMPANY].data)
{
PUT(b, ' ');
expand(notice, b, &notice->item[COMPANY]);
}
}
/*
* read the license file and generate a comment in p, length size
* license length in p returned, -1 on error
* -1 return places 0 terminated error string in p
*/
int
astlicense(char* p, int size, char* file, char* options, int cc1, int cc2, int cc3)
{
register char* s;
register char* v;
register char* x;
register int c;
int i;
int h;
int k;
int n;
int q;
int contributor;
int first;
int line;
int quote;
char tmpbuf[COMLINE];
char info[8 * 1024];
Notice_t notice;
Item_t item;
Buffer_t buf;
Buffer_t tmp;
buf.end = (buf.buf = buf.nxt = p) + size;
tmp.end = (tmp.buf = tmp.nxt = tmpbuf) + sizeof(tmpbuf);
if (file && *file)
{
if ((i = open(file, O_RDONLY)) < 0)
{
copy(&buf, file, -1);
copy(&buf, ": cannot open", -1);
PUT(&buf, 0);
return -1;
}
n = read(i, info, sizeof(info) - 1);
close(i);
if (n < 0)
{
copy(&buf, file, -1);
copy(&buf, ": cannot read", -1);
PUT(&buf, 0);
return -1;
}
s = info;
s[n] = 0;
}
else if (!options)
return 0;
else
{
s = options;
options = 0;
}
notice.test = 0;
notice.type = NONE;
notice.verbose = 0;
notice.ids = 0;
notice.cc[0] = cc1;
notice.cc[1] = cc2;
notice.cc[2] = cc3;
for (i = 0; i < ITEMS; i++)
notice.item[i].data = 0;
notice.item[STYLE] = notice.item[CLASS] = lic[notice.type];
notice.item[STYLE].quote = notice.item[CLASS].quote = 0;
contributor = i = k = 0;
line = 0;
for (;;)
{
for (first = 1; c = *s; first = 0)
{
while (c == ' ' || c == '\t' || c == '\n' && ++line || c == '\r' || c == ',' || c == ';' || c == ')')
c = *++s;
if (!c)
break;
if (c == '#')
{
while (*++s && *s != '\n');
if (*s)
s++;
line++;
continue;
}
if (c == '\n')
{
s++;
line++;
continue;
}
if (c == '[')
c = *++s;
x = s;
n = 0;
while (c && c != '=' && c != ']' && c != ')' && c != ',' && c != ' ' && c != '\t' && c != '\n' && c != '\r')
c = *++s;
n = s - x;
h = lookup(key, x, n);
if (c == ']')
c = *++s;
if (c == '=' || first)
{
if (c == '=')
{
q = ((c = *++s) == '"' || c == '\'') ? *s++ : 0;
if (c == '(')
{
s++;
if (h == LICENSE)
contributor = 0;
else if (h == CONTRIBUTOR)
contributor = 1;
else
{
q = 1;
i = 0;
for (;;)
{
switch (*s++)
{
case 0:
s--;
break;
case '(':
if (!i)
q++;
continue;
case ')':
if (!i && !--q)
break;
continue;
case '"':
case '\'':
if (!i)
i = *(s - 1);
else if (i == *(s - 1))
i = 0;
continue;
case '\\':
if (*s == i && i == '"')
i++;
continue;
case '\n':
line++;
continue;
default:
continue;
}
break;
}
}
continue;
}
quote = 0;
v = s;
while ((c = *s) && (q == '"' && (c == '\\' && (*(s + 1) == '"' || *(s + 1) == '\\') && s++ && (quote = q)) || q && c != q || !q && c != ' ' && c != '\t' && c != '\n' && c != '\r' && c != ',' && c != ';'))
{
if (c == '\n')
line++;
s++;
}
}
else
{
h = STYLE;
v = x;
}
if (c == '\n')
line++;
if (contributor)
{
for (i = 0; i < notice.ids; i++)
if (n == notice.id[i].name.size && !strncmp(x, notice.id[i].name.data, n))
break;
if (i < IDS)
{
notice.id[i].name.data = x;
notice.id[i].name.size = n;
notice.id[i].name.quote = 0;
notice.id[i].value.data = v;
notice.id[i].value.size = s - v;
notice.id[i].value.quote = quote;
if (notice.ids <= i)
notice.ids = i + 1;
}
}
else if (h == QUERY)
{
if ((s - v) == 3 && v[0] == 'a' && v[1] == 'l' && v[2] == 'l')
{
for (i = 0; i < ITEMS; i++)
if (notice.item[i].size)
{
expand(&notice, &buf, &key[i]);
PUT(&buf, '=');
for (h = 0;; h++)
if (h >= notice.item[i].size)
{
h = 0;
break;
}
else if (notice.item[i].data[h] == ' ' || notice.item[i].data[h] == '\t')
break;
if (h)
PUT(&buf, '\'');
expand(&notice, &buf, &notice.item[i]);
if (h)
PUT(&buf, '\'');
PUT(&buf, '\n');
}
}
else
{
if ((h = lookup(key, v, s - v)) < 0)
{
item.data = v;
item.size = s - v;
item.quote = 0;
expand(&notice, &buf, &item);
}
else
expand(&notice, &buf, &notice.item[h]);
PUT(&buf, '\n');
}
return END(&buf);
}
else
{
if (h == STYLE)
switch (c = lookup(lic, v, s - v))
{
case NONE:
return 0;
case TEST:
notice.test = 1;
h = -1;
break;
case VERBOSE:
notice.verbose = 1;
h = -1;
break;
case USAGE:
notice.type = c;
h = -1;
break;
case -1:
c = SPECIAL;
/*FALLTHROUGH*/
default:
notice.type = c;
notice.item[CLASS].data = lic[lic[c].quote].data;
notice.item[CLASS].size = lic[lic[c].quote].size;
break;
}
if (h >= 0)
{
notice.item[h].data = (notice.item[h].size = s - v) ? v : (char*)0;
notice.item[h].quote = quote;
k = 1;
}
}
}
else
{
if (file)
{
copy(&buf, "\"", -1);
copy(&buf, file, -1);
copy(&buf, "\", line ", -1);
x = &tmpbuf[sizeof(tmpbuf)];
*--x = 0;
line++;
do *--x = ("0123456789")[line % 10]; while (line /= 10);
copy(&buf, x, -1);
copy(&buf, ": ", -1);
}
copy(&buf, "option error: assignment expected", -1);
PUT(&buf, 0);
return -1;
}
if (*s)
s++;
}
if (!options || !*(s = options))
break;
options = 0;
}
if (!k)
return 0;
if (notice.type == INLINE && (!notice.verbose || !notice.item[NOTICE].data))
return 0;
if (notice.type != USAGE)
{
if (!notice.type)
notice.type = SPECIAL;
comment(&notice, &buf, NiL, 1, 0);
comment(&notice, &buf, NiL, 0, 0);
if (notice.item[PACKAGE].data)
{
copy(&tmp, "This software is part of the ", -1);
expand(&notice, &tmp, &notice.item[PACKAGE]);
copy(&tmp, " package", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
if (notice.type >= OPEN)
{
copyright(&notice, &tmp);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.type >= SPECIAL)
COMMENT(&notice, &buf, "All Rights Reserved", 0);
}
if (notice.type == CPL)
{
copy(&tmp, notice.item[PACKAGE].data ? "and" : "This software", -1);
copy(&tmp, " is licensed under the", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
copy(&tmp, "Common Public License", -1);
if (notice.item[VERSION].data)
{
copy(&tmp, ", Version ", -1);
expand(&notice, &tmp, &notice.item[VERSION]);
}
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[CORPORATION].data || notice.item[COMPANY].data)
{
copy(&tmp, "by ", -1);
if (notice.item[PARENT].data)
{
expand(&notice, &tmp, &notice.item[PARENT]);
copy(&tmp, " ", -1);
}
if (notice.item[CORPORATION].data)
{
expand(&notice, &tmp, &notice.item[CORPORATION]);
if (notice.item[INCORPORATION].data)
{
copy(&tmp, " ", -1);
expand(&notice, &tmp, &notice.item[INCORPORATION]);
}
}
else if (notice.item[COMPANY].data)
expand(&notice, &tmp, &notice.item[COMPANY]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "A copy of the License is available at", 0);
if (notice.item[URL].data)
{
expand(&notice, &tmp, &notice.item[URL]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[URLMD5].data)
{
copy(&tmp, "(with md5 checksum ", -1);
expand(&notice, &tmp, &notice.item[URLMD5]);
copy(&tmp, ")", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
}
else
COMMENT(&notice, &buf, "http://www.opensource.org/licenses/cpl", 0);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == OPEN)
{
copy(&tmp, notice.item[PACKAGE].data ? "and it" : "This software", -1);
copy(&tmp, " may only be used by you under license from", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[i = CORPORATION].data)
{
if (notice.item[PARENT].data)
{
expand(&notice, &tmp, &notice.item[i = PARENT]);
copy(&tmp, " ", -1);
}
expand(&notice, &tmp, &notice.item[CORPORATION]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
else if (notice.item[i = COMPANY].data)
{
if (notice.item[PARENT].data)
{
expand(&notice, &tmp, &notice.item[i = PARENT]);
copy(&tmp, " ", -1);
}
expand(&notice, &tmp, &notice.item[COMPANY]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
else
i = -1;
if (notice.item[URL].data)
{
COMMENT(&notice, &buf, "A copy of the Source Code Agreement is available", 0);
copy(&tmp, "at the ", -1);
if (i >= 0)
expand(&notice, &tmp, &notice.item[i]);
copy(&tmp, " Internet web site URL", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
comment(&notice, &buf, NiL, 0, 0);
expand(&notice, &tmp, &notice.item[URL]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[URLMD5].data)
{
copy(&tmp, "(with an md5 checksum of ", -1);
expand(&notice, &tmp, &notice.item[URLMD5]);
copy(&tmp, ")", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
comment(&notice, &buf, NiL, 0, 0);
}
COMMENT(&notice, &buf, "If you have copied or used this software without agreeing", 0);
COMMENT(&notice, &buf, "to the terms of the license you are infringing on", 0);
COMMENT(&notice, &buf, "the license and copyright and are violating", 0);
if (i >= 0)
expand(&notice, &tmp, &notice.item[i]);
copy(&tmp, "'s", -1);
if (n >= COMLONG)
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
else
PUT(&tmp, ' ');
copy(&tmp, "intellectual property rights.", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == GPL)
{
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "This is free software; you can redistribute it and/or", 0);
COMMENT(&notice, &buf, "modify it under the terms of the GNU General Public License", 0);
COMMENT(&notice, &buf, "as published by the Free Software Foundation;", 0);
COMMENT(&notice, &buf, "either version 2, or (at your option) any later version.", 0);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "This software is distributed in the hope that it", 0);
COMMENT(&notice, &buf, "will be useful, but WITHOUT ANY WARRANTY;", 0);
COMMENT(&notice, &buf, "without even the implied warranty of MERCHANTABILITY", 0);
COMMENT(&notice, &buf, "or FITNESS FOR A PARTICULAR PURPOSE.", 0);
COMMENT(&notice, &buf, "See the GNU General Public License for more details.", 0);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "You should have received a copy of the", 0);
COMMENT(&notice, &buf, "GNU General Public License", 0);
COMMENT(&notice, &buf, "along with this software (see the file COPYING.)", 0);
COMMENT(&notice, &buf, "If not, a copy is available at", 0);
COMMENT(&notice, &buf, "http://www.gnu.org/copyleft/gpl.html", 0);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == BSD)
{
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "Redistribution and use in source and binary forms, with or", -1);
COMMENT(&notice, &buf, "without modification, are permitted provided that the following", -1);
COMMENT(&notice, &buf, "conditions are met:", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, " 1. Redistributions of source code must retain the above", -1);
COMMENT(&notice, &buf, " copyright notice, this list of conditions and the", -1);
COMMENT(&notice, &buf, " following disclaimer.", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, " 2. Redistributions in binary form must reproduce the above", -1);
COMMENT(&notice, &buf, " copyright notice, this list of conditions and the", -1);
COMMENT(&notice, &buf, " following disclaimer in the documentation and/or other", -1);
COMMENT(&notice, &buf, " materials provided with the distribution.", -1);
comment(&notice, &buf, NiL, 0, 0);
copy(&tmp, " 3. Neither the name of ", -1);
if (notice.item[i = PARENT].data || notice.item[i = CORPORATION].data || notice.item[i = COMPANY].data)
expand(&notice, &tmp, &notice.item[i]);
else
copy(&tmp, "the copyright holder", -1);
copy(&tmp, " nor the", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), -1);
COMMENT(&notice, &buf, " names of its contributors may be used to endorse or", -1);
COMMENT(&notice, &buf, " promote products derived from this software without", -1);
COMMENT(&notice, &buf, " specific prior written permission.", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND", -1);
COMMENT(&notice, &buf, "CONTRIBUTORS \"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES,", -1);
COMMENT(&notice, &buf, "INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF", -1);
COMMENT(&notice, &buf, "MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE", -1);
COMMENT(&notice, &buf, "DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS", -1);
COMMENT(&notice, &buf, "BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,", -1);
COMMENT(&notice, &buf, "EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED", -1);
COMMENT(&notice, &buf, "TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,", -1);
COMMENT(&notice, &buf, "DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON", -1);
COMMENT(&notice, &buf, "ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,", -1);
COMMENT(&notice, &buf, "OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY", -1);
COMMENT(&notice, &buf, "OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE", -1);
COMMENT(&notice, &buf, "POSSIBILITY OF SUCH DAMAGE.", -1);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == ZLIB)
{
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "This software is provided 'as-is', without any express or implied", -1);
COMMENT(&notice, &buf, "warranty. In no event will the authors be held liable for any", -1);
COMMENT(&notice, &buf, "damages arising from the use of this software.", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "Permission is granted to anyone to use this software for any", -1);
COMMENT(&notice, &buf, "purpose, including commercial applications, and to alter it and", -1);
COMMENT(&notice, &buf, "redistribute it freely, subject to the following restrictions:", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, " 1. The origin of this software must not be misrepresented;", -1);
COMMENT(&notice, &buf, " you must not claim that you wrote the original software. If", -1);
COMMENT(&notice, &buf, " you use this software in a product, an acknowledgment in the", -1);
COMMENT(&notice, &buf, " product documentation would be appreciated but is not", -1);
COMMENT(&notice, &buf, " required.", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, " 2. Altered source versions must be plainly marked as such,", -1);
COMMENT(&notice, &buf, " and must not be misrepresented as being the original", -1);
COMMENT(&notice, &buf, " software.", -1);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, " 3. This notice may not be removed or altered from any source", -1);
COMMENT(&notice, &buf, " distribution.", -1);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == MIT)
{
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "Permission is hereby granted, free of charge, to any person", 0);
COMMENT(&notice, &buf, "obtaining a copy of this software and associated", 0);
COMMENT(&notice, &buf, "documentation files (the \"Software\"), to deal in the", 0);
COMMENT(&notice, &buf, "Software without restriction, including without limitation", 0);
COMMENT(&notice, &buf, "the rights to use, copy, modify, merge, publish, distribute,", 0);
COMMENT(&notice, &buf, "sublicense, and/or sell copies of the Software, and to", 0);
COMMENT(&notice, &buf, "permit persons to whom the Software is furnished to do so,", 0);
COMMENT(&notice, &buf, "subject to the following conditions:", 0);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "The above copyright notice and this permission notice shall", 0);
COMMENT(&notice, &buf, "be included in all copies or substantial portions of the", 0);
COMMENT(&notice, &buf, "Software.", 0);
comment(&notice, &buf, NiL, 0, 0);
COMMENT(&notice, &buf, "THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY", 0);
COMMENT(&notice, &buf, "KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE", 0);
COMMENT(&notice, &buf, "WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR", 0);
COMMENT(&notice, &buf, "PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS", 0);
COMMENT(&notice, &buf, "OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR", 0);
COMMENT(&notice, &buf, "OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR", 0);
COMMENT(&notice, &buf, "OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE", 0);
COMMENT(&notice, &buf, "SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.", 0);
comment(&notice, &buf, NiL, 0, 0);
}
else
{
if (notice.type == PROPRIETARY)
{
if (notice.item[i = PARENT].data || notice.item[i = CORPORATION].data || notice.item[i = COMPANY].data)
{
expand(&notice, &tmp, &notice.item[i]);
copy(&tmp, " - ", -1);
}
else
i = -1;
copy(&tmp, "Proprietary", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
comment(&notice, &buf, NiL, 0, 0);
if (notice.item[URL].data)
{
copy(&tmp, "This is proprietary source code", -1);
if (i >= 0)
copy(&tmp, " licensed by", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
if (notice.item[PARENT].data)
{
expand(&notice, &tmp, &notice.item[PARENT]);
copy(&tmp, " ", -1);
}
if (notice.item[CORPORATION].data)
{
expand(&notice, &tmp, &notice.item[CORPORATION]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
}
else if (notice.item[COMPANY].data)
{
expand(&notice, &tmp, &notice.item[COMPANY]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
}
}
else
{
copy(&tmp, "This is unpublished proprietary source code", -1);
if (i >= 0)
copy(&tmp, " of", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
if (notice.item[i = PARENT].data || notice.item[i = CORPORATION].data)
expand(&notice, &tmp, &notice.item[i]);
if (notice.item[COMPANY].data)
{
if (SIZ(&tmp))
PUT(&tmp, ' ');
expand(&notice, &tmp, &notice.item[COMPANY]);
}
if (SIZ(&tmp))
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 1);
COMMENT(&notice, &buf, "and is not to be disclosed or used except in", 1);
COMMENT(&notice, &buf, "accordance with applicable agreements", 1);
}
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == NONEXCLUSIVE)
{
COMMENT(&notice, &buf, "For nonexclusive individual use", 1);
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == NONCOMMERCIAL)
{
COMMENT(&notice, &buf, "For noncommercial use", 1);
comment(&notice, &buf, NiL, 0, 0);
}
if (notice.type >= PROPRIETARY && !notice.item[URL].data)
{
COMMENT(&notice, &buf, "Unpublished & Not for Publication", 0);
comment(&notice, &buf, NiL, 0, 0);
}
if (notice.item[URL].data)
{
copy(&tmp, "This software is licensed", -1);
if (notice.item[CORPORATION].data || notice.item[COMPANY].data)
{
copy(&tmp, " by", -1);
if ((notice.item[PARENT].size + (notice.item[CORPORATION].data ? (notice.item[CORPORATION].size + notice.item[INCORPORATION].size) : notice.item[COMPANY].size)) >= (COMLONG - 6))
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
else
PUT(&tmp, ' ');
if (notice.item[PARENT].data)
{
expand(&notice, &tmp, &notice.item[PARENT]);
copy(&tmp, " ", -1);
}
if (notice.item[CORPORATION].data)
{
expand(&notice, &tmp, &notice.item[CORPORATION]);
if (notice.item[INCORPORATION].data)
{
copy(&tmp, " ", -1);
expand(&notice, &tmp, &notice.item[INCORPORATION]);
}
}
else if (notice.item[COMPANY].data)
expand(&notice, &tmp, &notice.item[COMPANY]);
}
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
COMMENT(&notice, &buf, "under the terms and conditions of the license in", 0);
expand(&notice, &tmp, &notice.item[URL]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[URLMD5].data)
{
copy(&tmp, "(with an md5 checksum of ", -1);
expand(&notice, &tmp, &notice.item[URLMD5]);
copy(&tmp, ")", -1);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
comment(&notice, &buf, NiL, 0, 0);
}
else if (notice.type == PROPRIETARY)
{
COMMENT(&notice, &buf, "The copyright notice above does not evidence any", 0);
COMMENT(&notice, &buf, "actual or intended publication of such source code", 0);
comment(&notice, &buf, NiL, 0, 0);
}
}
if (v = notice.item[NOTICE].data)
{
x = v + notice.item[NOTICE].size;
if (*v == '\n')
v++;
item.quote = notice.item[NOTICE].quote;
do
{
for (item.data = v; v < x && *v != '\n'; v++);
if ((item.size = v - item.data) && *item.data == '\t')
{
item.data++;
item.size--;
h = 0;
}
else
h = -1;
expand(&notice, &tmp, &item);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), h);
} while (v++ < x);
if (item.size)
comment(&notice, &buf, NiL, 0, 0);
}
if (notice.item[ORGANIZATION].data)
{
expand(&notice, &tmp, &notice.item[ORGANIZATION]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[i = PARENT].data || notice.item[i = CORPORATION].data)
expand(&notice, &tmp, &notice.item[i]);
if (notice.item[COMPANY].data)
{
if (SIZ(&tmp))
PUT(&tmp, ' ');
expand(&notice, &tmp, &notice.item[COMPANY]);
}
if (SIZ(&tmp))
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
if (notice.item[LOCATION].data)
{
expand(&notice, &tmp, &notice.item[LOCATION]);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
comment(&notice, &buf, NiL, 0, 0);
}
}
if (v = notice.item[AUTHOR].data)
{
x = v + notice.item[AUTHOR].size;
q = (x - v) == 1 && (*v == '*' || *v == '-');
k = q && notice.type != USAGE ? -1 : 0;
for (;;)
{
if (!q)
{
while (v < x && (*v == ' ' || *v == '\t' || *v == '\r' || *v == '\n' || *v == ',' || *v == '+'))
v++;
if (v >= x)
break;
item.data = v;
while (v < x && *v != ',' && *v != '+' && *v++ != '>');
item.size = v - item.data;
item.quote = notice.item[AUTHOR].quote;
}
h = 0;
for (i = 0; i < notice.ids; i++)
if (q || item.size == notice.id[i].name.size && !strncmp(item.data, notice.id[i].name.data, item.size))
{
h = 1;
if (notice.type == USAGE)
{
copy(&buf, "[-author?", -1);
expand(&notice, &buf, &notice.id[i].value);
PUT(&buf, ']');
}
else
{
if (k < 0)
{
COMMENT(&notice, &buf, "CONTRIBUTORS", 0);
comment(&notice, &buf, NiL, 0, 0);
}
k = 1;
expand(&notice, &tmp, &notice.id[i].value);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
if (!q)
break;
}
if (q)
break;
if (!h)
{
if (notice.type == USAGE)
{
copy(&buf, "[-author?", -1);
expand(&notice, &buf, &item);
PUT(&buf, ']');
}
else
{
if (k < 0)
{
COMMENT(&notice, &buf, "CONTRIBUTORS", 0);
comment(&notice, &buf, NiL, 0, 0);
}
k = 1;
expand(&notice, &tmp, &item);
comment(&notice, &buf, BUF(&tmp), USE(&tmp), 0);
}
}
}
if (k > 0)
comment(&notice, &buf, NiL, 0, 0);
}
if (notice.type == USAGE)
{
copy(&buf, "[-copyright?", -1);
copyright(&notice, &buf);
PUT(&buf, ']');
if (notice.item[URL].data)
{
copy(&buf, "[-license?", -1);
expand(&notice, &buf, &notice.item[URL]);
PUT(&buf, ']');
}
PUT(&buf, '\n');
}
else
comment(&notice, &buf, NiL, -1, 0);
return END(&buf);
}