1 /* $NetBSD: emit2.c,v 1.2 1995/07/03 21:24:44 cgd Exp $ */
4 * Copyright (c) 1994, 1995 Jochen Pohl
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Jochen Pohl for
19 * 4. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 static char rcsid[] = "$NetBSD: emit2.c,v 1.2 1995/07/03 21:24:44 cgd Exp $";
42 static void outtype __P((type_t *));
43 static void outdef __P((hte_t *, sym_t *));
44 static void dumpname __P((hte_t *));
47 * Write type into the output buffer.
58 if ((ts = tp->t_tspec) == INT && tp->t_isenum)
61 case CHAR: t = 'C'; s = '\0'; break;
62 case SCHAR: t = 'C'; s = 's'; break;
63 case UCHAR: t = 'C'; s = 'u'; break;
64 case SHORT: t = 'S'; s = '\0'; break;
65 case USHORT: t = 'S'; s = 'u'; break;
66 case INT: t = 'I'; s = '\0'; break;
67 case UINT: t = 'I'; s = 'u'; break;
68 case LONG: t = 'L'; s = '\0'; break;
69 case ULONG: t = 'L'; s = 'u'; break;
70 case QUAD: t = 'Q'; s = '\0'; break;
71 case UQUAD: t = 'Q'; s = 'u'; break;
72 case FLOAT: t = 'D'; s = 's'; break;
73 case DOUBLE: t = 'D'; s = '\0'; break;
74 case LDOUBLE: t = 'D'; s = 'l'; break;
75 case VOID: t = 'V'; s = '\0'; break;
76 case PTR: t = 'P'; s = '\0'; break;
77 case ARRAY: t = 'A'; s = '\0'; break;
78 case ENUM: t = 'T'; s = 'e'; break;
79 case STRUCT: t = 'T'; s = 's'; break;
80 case UNION: t = 'T'; s = 'u'; break;
82 if (tp->t_args != NULL && !tp->t_proto) {
90 errx(1, "internal error: outtype() 1");
101 } else if (ts == ENUM || ts == STRUCT || ts == UNION) {
104 outname(tp->t_tag->h_name);
105 } else if (tp->t_istynam) {
107 outname(tp->t_tynam->h_name);
111 } else if (ts == FUNC && tp->t_args != NULL) {
113 for (ap = tp->t_args; *ap != NULL; ap++)
118 for (ap = tp->t_args; *ap != NULL; ap++)
128 * Write a definition.
135 /* reset output buffer */
138 /* line number in C source file */
141 /* this is a definition */
144 /* index of file where symbol was defined and line number of def. */
151 outchar('v'); /* varargs */
155 outchar('S'); /* scanflike */
156 outint(sym->s_nscfl);
159 outchar('P'); /* printflike */
160 outint(sym->s_nprfl);
162 /* definition or tentative definition */
163 outchar(sym->s_def == DEF ? 'd' : 't');
164 if (TP(sym->s_type)->t_tspec == FUNC) {
166 outchar('r'); /* fkt. has return value */
168 outchar('o'); /* old style definition */
170 outchar('u'); /* used (no warning if not used) */
173 outname(hte->h_name);
176 outtype(TP(sym->s_type));
180 * Write the first definition of a name into the lint library.
188 /* static and undefined symbols are not written */
189 if (hte->h_static || !hte->h_def)
193 * If there is a definition, write it. Otherwise write a tentative
194 * definition. This is neccessary because more than one tentative
195 * definition is allowed (except with sflag).
198 for (sym = hte->h_syms; sym != NULL; sym = sym->s_nxt) {
199 if (sym->s_def == DEF) {
203 if (sym->s_def == TDEF && def == NULL)
207 errx(1, "internal error: dumpname() %s", hte->h_name);
213 * Write a new lint library.
219 /* Open of output file and initialisation of the output buffer */
222 /* write name of lint library */
225 /* name of lint lib has index 0 */
231 /* write all definitions with external linkage */
234 /* close the output */