externs1.h revision 1.45
1/* $NetBSD: externs1.h,v 1.45 2021/01/03 17:42:45 rillig Exp $ */ 2 3/* 4 * Copyright (c) 1994, 1995 Jochen Pohl 5 * All Rights Reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 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 18 * The NetBSD Project. 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. 21 * 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. 32 */ 33 34/* 35 * main.c 36 */ 37extern int aflag; 38extern int bflag; 39extern int cflag; 40extern int dflag; 41extern int eflag; 42extern int Fflag; 43extern int gflag; 44extern int hflag; 45extern int rflag; 46extern int sflag; 47extern int tflag; 48extern int uflag; 49extern int vflag; 50extern int yflag; 51extern int wflag; 52extern int zflag; 53extern int Sflag; 54extern int Pflag; 55 56extern void norecover(void); 57 58/* 59 * cgram.y 60 */ 61extern int blklev; 62extern int mblklev; 63extern int yydebug; 64 65extern int yyerror(const char *); 66extern int yyparse(void); 67 68/* 69 * scan.l 70 */ 71extern int attron; 72extern pos_t curr_pos; 73extern pos_t csrc_pos; 74extern symt_t symtyp; 75extern FILE *yyin; 76extern uint64_t qbmasks[], qlmasks[], qumasks[]; 77 78extern void initscan(void); 79extern int sign(int64_t, tspec_t, int); 80extern int msb(int64_t, tspec_t, int); 81extern int64_t xsign(int64_t, tspec_t, int); 82extern void clrwflgs(void); 83extern sym_t *getsym(sbuf_t *); 84extern void cleanup(void); 85extern sym_t *pushdown(sym_t *); 86extern sym_t *mktempsym(type_t *); 87extern void rmsym(sym_t *); 88extern void rmsyms(sym_t *); 89extern void inssym(int, sym_t *); 90extern void freeyyv(void *, int); 91extern int yylex(void); 92 93/* 94 * mem1.c 95 */ 96extern const char *fnalloc(const char *); 97extern const char *fnnalloc(const char *, size_t); 98extern int getfnid(const char *); 99extern void fnaddreplsrcdir(char *); 100extern const char *fnxform(const char *, size_t); 101 102extern void initmem(void); 103 104extern void *getblk(size_t); 105extern void *getlblk(size_t, size_t); 106extern void freeblk(void); 107extern void freelblk(int); 108 109extern void *tgetblk(size_t); 110extern tnode_t *getnode(void); 111extern void tfreeblk(void); 112extern struct mbl *tsave(void); 113extern void trestor(struct mbl *); 114 115/* 116 * err.c 117 */ 118extern int nerr; 119extern int sytxerr; 120extern const char *msgs[]; 121 122extern void msglist(void); 123extern void error(int, ...); 124extern void warning(int, ...); 125extern void message(int, ...); 126extern void gnuism(int, ...); 127extern void c99ism(int, ...); 128extern void lerror(const char *, int, const char *, ...) 129 __attribute__((__noreturn__,__format__(__printf__, 3, 4))); 130extern void assert_failed(const char *, int, const char *, const char *) 131 __attribute__((__noreturn__)); 132 133/* 134 * decl.c 135 */ 136extern dinfo_t *dcs; 137extern const char *unnamed; 138extern int enumval; 139 140extern void initdecl(void); 141extern type_t *gettyp(tspec_t); 142extern type_t *duptyp(const type_t *); 143extern type_t *tduptyp(const type_t *); 144extern int incompl(type_t *); 145extern void setcomplete(type_t *, int); 146extern void add_storage_class(scl_t); 147extern void add_type(type_t *); 148extern void add_qualifier(tqual_t); 149extern void addpacked(void); 150extern void add_attr_used(void); 151extern void pushdecl(scl_t); 152extern void popdecl(void); 153extern void setasm(void); 154extern void clrtyp(void); 155extern void deftyp(void); 156extern int length(type_t *, const char *); 157extern int getbound(type_t *); 158extern sym_t *lnklst(sym_t *, sym_t *); 159extern void check_type(sym_t *); 160extern sym_t *declarator_1_struct_union(sym_t *); 161extern sym_t *bitfield(sym_t *, int); 162extern pqinf_t *merge_pointers_and_qualifiers(pqinf_t *, pqinf_t *); 163extern sym_t *add_pointer(sym_t *, pqinf_t *); 164extern sym_t *add_array(sym_t *, int, int); 165extern sym_t *add_function(sym_t *, sym_t *); 166extern void check_function_definition(sym_t *, int); 167extern sym_t *declarator_name(sym_t *); 168extern sym_t *old_style_function_name(sym_t *); 169extern type_t *mktag(sym_t *, tspec_t, int, int); 170extern const char *storage_class_name(scl_t); 171extern type_t *complete_tag_struct_or_union(type_t *, sym_t *); 172extern type_t *complete_tag_enum(type_t *, sym_t *); 173extern sym_t *ename(sym_t *, int, int); 174extern void decl1ext(sym_t *, int); 175extern void copy_usage_info(sym_t *, sym_t *); 176extern int check_redeclaration(sym_t *, int *); 177extern int eqptrtype(type_t *, type_t *, int); 178extern int eqtype(type_t *, type_t *, int, int, int *); 179extern void complete_type(sym_t *, sym_t *); 180extern sym_t *decl1arg(sym_t *, int); 181extern void check_func_lint_directives(void); 182extern void check_func_old_style_arguments(void); 183 184extern void decl1loc(sym_t *, int); 185extern sym_t *abstract_name(void); 186extern void global_clean_up(void); 187extern sym_t *declare_1_abstract(sym_t *); 188extern void check_size(sym_t *); 189extern void mark_as_set(sym_t *); 190extern void mark_as_used(sym_t *, int, int); 191extern void check_usage(dinfo_t *); 192extern void check_usage_sym(int, sym_t *); 193extern void check_global_symbols(void); 194extern void print_previous_declaration(int, sym_t *); 195 196/* 197 * tree.c 198 */ 199extern type_t *incref(type_t *, tspec_t); 200extern type_t *tincref(type_t *, tspec_t); 201extern tnode_t *getcnode(type_t *, val_t *); 202extern tnode_t *getnnode(sym_t *, int); 203extern tnode_t *getsnode(strg_t *); 204extern sym_t *struct_or_union_member(tnode_t *, op_t, sym_t *); 205extern tnode_t *build(op_t, tnode_t *, tnode_t *); 206extern tnode_t *cconv(tnode_t *); 207extern int typeok(op_t, int, tnode_t *, tnode_t *); 208extern tnode_t *promote(op_t, int, tnode_t *); 209extern tnode_t *convert(op_t, int, type_t *, tnode_t *); 210extern void cvtcon(op_t, int, type_t *, val_t *, val_t *); 211extern tnode_t *build_sizeof(type_t *); 212extern tnode_t *build_offsetof(type_t *, sym_t *); 213extern tnode_t *build_alignof(type_t *); 214extern tnode_t *cast(tnode_t *, type_t *); 215extern tnode_t *funcarg(tnode_t *, tnode_t *); 216extern tnode_t *funccall(tnode_t *, tnode_t *); 217extern val_t *constant(tnode_t *, int); 218extern void expr(tnode_t *, int, int, int); 219extern void check_expr_misc(tnode_t *, int, int, int, int, int, int); 220extern int conaddr(tnode_t *, sym_t **, ptrdiff_t *); 221extern strg_t *cat_strings(strg_t *, strg_t *); 222extern int64_t tsize(type_t *); 223 224/* 225 * func.c 226 */ 227extern sym_t *funcsym; 228extern int reached; 229extern int rchflg; 230extern int ftflg; 231extern int nargusg; 232extern pos_t argsused_pos; 233extern int nvararg; 234extern pos_t vapos; 235extern int prflstrg; 236extern pos_t printflike_pos; 237extern int scflstrg; 238extern pos_t scanflike_pos; 239extern int constcond_flag; 240extern int llibflg; 241extern int lwarn; 242extern bool bitfieldtype_ok; 243extern int plibflg; 244extern int quadflg; 245 246extern void pushctrl(int); 247extern void popctrl(int); 248extern void check_statement_reachable(void); 249extern void funcdef(sym_t *); 250extern void funcend(void); 251extern void named_label(sym_t *); 252extern void case_label(tnode_t *); 253extern void default_label(void); 254extern void if1(tnode_t *); 255extern void if2(void); 256extern void if3(int); 257extern void switch1(tnode_t *); 258extern void switch2(void); 259extern void while1(tnode_t *); 260extern void while2(void); 261extern void do1(void); 262extern void do2(tnode_t *); 263extern void for1(tnode_t *, tnode_t *, tnode_t *); 264extern void for2(void); 265extern void dogoto(sym_t *); 266extern void docont(void); 267extern void dobreak(void); 268extern void doreturn(tnode_t *); 269extern void global_clean_up_decl(int); 270extern void argsused(int); 271extern void constcond(int); 272extern void fallthru(int); 273extern void notreach(int); 274extern void lintlib(int); 275extern void linted(int); 276extern void varargs(int); 277extern void printflike(int); 278extern void scanflike(int); 279extern void protolib(int); 280extern void longlong(int); 281extern void bitfieldtype(int); 282 283/* 284 * init.c 285 */ 286extern int initerr; 287extern sym_t *initsym; 288extern int startinit; 289 290extern void initstack_init(void); 291extern void init_rbrace(void); 292extern void init_lbrace(void); 293extern void mkinit(tnode_t *); 294extern void push_member(sbuf_t *); 295 296/* 297 * emit.c 298 */ 299extern void outtype(type_t *); 300extern const char *ttos(type_t *); 301extern void outsym(sym_t *, scl_t, def_t); 302extern void outfdef(sym_t *, pos_t *, int, int, sym_t *); 303extern void outcall(tnode_t *, int, int); 304extern void outusg(sym_t *); 305 306/* 307 * print.c 308 */ 309extern char *print_tnode(char *, size_t, const tnode_t *); 310