1*fae548d3Szrj %option nounput noyywrap 2*fae548d3Szrj 3*fae548d3Szrj %{ 4*fae548d3Szrj 5*fae548d3Szrj /* Copyright (C) 1991-2020 Free Software Foundation, Inc. 6*fae548d3Szrj Written by Steve Chamberlain of Cygnus Support. 7*fae548d3Szrj 8*fae548d3Szrj This file is part of the GNU Binutils. 9*fae548d3Szrj 10*fae548d3Szrj This program is free software; you can redistribute it and/or modify 11*fae548d3Szrj it under the terms of the GNU General Public License as published by 12*fae548d3Szrj the Free Software Foundation; either version 3 of the License, or 13*fae548d3Szrj (at your option) any later version. 14*fae548d3Szrj 15*fae548d3Szrj This program is distributed in the hope that it will be useful, 16*fae548d3Szrj but WITHOUT ANY WARRANTY; without even the implied warranty of 17*fae548d3Szrj MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*fae548d3Szrj GNU General Public License for more details. 19*fae548d3Szrj 20*fae548d3Szrj You should have received a copy of the GNU General Public License 21*fae548d3Szrj along with this program; if not, write to the Free Software 22*fae548d3Szrj Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 23*fae548d3Szrj MA 02110-1301, USA. */ 24*fae548d3Szrj 25*fae548d3Szrj #include "bfd.h" 26*fae548d3Szrj #include "safe-ctype.h" 27*fae548d3Szrj #include "bfdlink.h" 28*fae548d3Szrj #include "ctf-api.h" 29*fae548d3Szrj #include "ld.h" 30*fae548d3Szrj #include "ldmisc.h" 31*fae548d3Szrj #include "ldexp.h" 32*fae548d3Szrj #include "ldlang.h" 33*fae548d3Szrj #include <ldgram.h> 34*fae548d3Szrj #include "ldfile.h" 35*fae548d3Szrj #include "ldlex.h" 36*fae548d3Szrj #include "ldmain.h" 37*fae548d3Szrj #include "libiberty.h" 38*fae548d3Szrj 39*fae548d3Szrj /* The type of top-level parser input. 40*fae548d3Szrj yylex and yyparse (indirectly) both check this. */ 41*fae548d3Szrj input_type parser_input; 42*fae548d3Szrj 43*fae548d3Szrj /* Line number in the current input file. */ 44*fae548d3Szrj unsigned int lineno; 45*fae548d3Szrj 46*fae548d3Szrj /* The string we are currently lexing, or NULL if we are reading a 47*fae548d3Szrj file. */ 48*fae548d3Szrj const char *lex_string = NULL; 49*fae548d3Szrj 50*fae548d3Szrj /* Support for flex reading from more than one input file (stream). 51*fae548d3Szrj `include_stack' is flex's input state for each open file; 52*fae548d3Szrj `file_name_stack' is the file names. `lineno_stack' is the current 53*fae548d3Szrj line numbers. 54*fae548d3Szrj 55*fae548d3Szrj If `include_stack_ptr' is 0, we haven't started reading anything yet. 56*fae548d3Szrj Otherwise, stack elements 0 through `include_stack_ptr - 1' are valid. */ 57*fae548d3Szrj 58*fae548d3Szrj #undef YY_INPUT 59*fae548d3Szrj #define YY_INPUT(buf,result,max_size) result = yy_input (buf, max_size) 60*fae548d3Szrj 61*fae548d3Szrj #ifndef YY_NO_UNPUT 62*fae548d3Szrj #define YY_NO_UNPUT 63*fae548d3Szrj #endif 64*fae548d3Szrj 65*fae548d3Szrj #define MAX_INCLUDE_DEPTH 10 66*fae548d3Szrj static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH]; 67*fae548d3Szrj static const char *file_name_stack[MAX_INCLUDE_DEPTH]; 68*fae548d3Szrj static unsigned int lineno_stack[MAX_INCLUDE_DEPTH]; 69*fae548d3Szrj static unsigned int sysrooted_stack[MAX_INCLUDE_DEPTH]; 70*fae548d3Szrj static unsigned int include_stack_ptr = 0; 71*fae548d3Szrj static int vers_node_nesting = 0; 72*fae548d3Szrj 73*fae548d3Szrj static int yy_input (char *, int); 74*fae548d3Szrj static void comment (void); 75*fae548d3Szrj static void lex_warn_invalid (char *where, char *what); 76*fae548d3Szrj 77*fae548d3Szrj /* STATES 78*fae548d3Szrj EXPRESSION definitely in an expression 79*fae548d3Szrj SCRIPT definitely in a script 80*fae548d3Szrj INPUTLIST definitely in a script, a filename-list 81*fae548d3Szrj BOTH either EXPRESSION or SCRIPT 82*fae548d3Szrj DEFSYMEXP in an argument to -defsym 83*fae548d3Szrj MRI in an MRI script 84*fae548d3Szrj VERS_START starting a Sun style mapfile 85*fae548d3Szrj VERS_SCRIPT a Sun style mapfile 86*fae548d3Szrj VERS_NODE a node within a Sun style mapfile 87*fae548d3Szrj */ 88*fae548d3Szrj #define RTOKEN(x) { yylval.token = x; return x; } 89*fae548d3Szrj 90*fae548d3Szrj %} 91*fae548d3Szrj 92*fae548d3Szrj %a 4000 93*fae548d3Szrj %o 5000 94*fae548d3Szrj 95*fae548d3Szrj WILDCHAR [_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]\,\=\?\*\^\!] 96*fae548d3Szrj FILENAMECHAR [_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]\,\=] 97*fae548d3Szrj NOCFILENAMECHAR [_a-zA-Z0-9\/\.\\\$\~\-\+\:\[\]] 98*fae548d3Szrj SYMBOLNAMECHAR [_a-zA-Z0-9\/\.\\\$\~] 99*fae548d3Szrj FILENAMECHAR1 [_a-zA-Z\/\.\\\$\~] 100*fae548d3Szrj SYMBOLNAMECHAR1 [_a-zA-Z\.\\\$] 101*fae548d3Szrj WHITE [ \t\n\r]+ 102*fae548d3Szrj 103*fae548d3Szrj V_TAG [.$_a-zA-Z][._a-zA-Z0-9]* 104*fae548d3Szrj V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)* 105*fae548d3Szrj 106*fae548d3Szrj %s SCRIPT 107*fae548d3Szrj %s INPUTLIST 108*fae548d3Szrj %s EXPRESSION 109*fae548d3Szrj %s BOTH 110*fae548d3Szrj %s DEFSYMEXP 111*fae548d3Szrj %s MRI 112*fae548d3Szrj %s VERS_START 113*fae548d3Szrj %s VERS_SCRIPT 114*fae548d3Szrj %s VERS_NODE 115*fae548d3Szrj %% 116*fae548d3Szrj 117*fae548d3Szrj if (parser_input != input_selected) 118*fae548d3Szrj { 119*fae548d3Szrj /* The first token of the input determines the initial parser state. */ 120*fae548d3Szrj input_type t = parser_input; 121*fae548d3Szrj parser_input = input_selected; 122*fae548d3Szrj switch (t) 123*fae548d3Szrj { 124*fae548d3Szrj case input_script: return INPUT_SCRIPT; break; 125*fae548d3Szrj case input_mri_script: return INPUT_MRI_SCRIPT; break; 126*fae548d3Szrj case input_version_script: return INPUT_VERSION_SCRIPT; break; 127*fae548d3Szrj case input_dynamic_list: return INPUT_DYNAMIC_LIST; break; 128*fae548d3Szrj case input_defsym: return INPUT_DEFSYM; break; 129*fae548d3Szrj default: abort (); 130*fae548d3Szrj } 131*fae548d3Szrj } 132*fae548d3Szrj 133*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>"/*" { comment (); } 134*fae548d3Szrj 135*fae548d3Szrj 136*fae548d3Szrj <DEFSYMEXP>"-" { RTOKEN('-');} 137*fae548d3Szrj <DEFSYMEXP>"+" { RTOKEN('+');} 138*fae548d3Szrj <DEFSYMEXP>{SYMBOLNAMECHAR1}{SYMBOLNAMECHAR}* { yylval.name = xstrdup (yytext); 139*fae548d3Szrj return NAME; } 140*fae548d3Szrj <DEFSYMEXP>"=" { RTOKEN('='); } 141*fae548d3Szrj 142*fae548d3Szrj <MRI,EXPRESSION>"$"([0-9A-Fa-f])+ { 143*fae548d3Szrj yylval.integer = bfd_scan_vma (yytext + 1, 0, 16); 144*fae548d3Szrj yylval.bigint.str = NULL; 145*fae548d3Szrj return INT; 146*fae548d3Szrj } 147*fae548d3Szrj 148*fae548d3Szrj <MRI,EXPRESSION>([0-9A-Fa-f])+(H|h|X|x|B|b|O|o|D|d) { 149*fae548d3Szrj int ibase ; 150*fae548d3Szrj switch (yytext[yyleng - 1]) { 151*fae548d3Szrj case 'X': 152*fae548d3Szrj case 'x': 153*fae548d3Szrj case 'H': 154*fae548d3Szrj case 'h': 155*fae548d3Szrj ibase = 16; 156*fae548d3Szrj break; 157*fae548d3Szrj case 'O': 158*fae548d3Szrj case 'o': 159*fae548d3Szrj ibase = 8; 160*fae548d3Szrj break; 161*fae548d3Szrj case 'B': 162*fae548d3Szrj case 'b': 163*fae548d3Szrj ibase = 2; 164*fae548d3Szrj break; 165*fae548d3Szrj default: 166*fae548d3Szrj ibase = 10; 167*fae548d3Szrj } 168*fae548d3Szrj yylval.integer = bfd_scan_vma (yytext, 0, 169*fae548d3Szrj ibase); 170*fae548d3Szrj yylval.bigint.str = NULL; 171*fae548d3Szrj return INT; 172*fae548d3Szrj } 173*fae548d3Szrj <SCRIPT,DEFSYMEXP,MRI,BOTH,EXPRESSION>((("$"|0[xX])([0-9A-Fa-f])+)|(([0-9])+))(M|K|m|k)? { 174*fae548d3Szrj char *s = yytext; 175*fae548d3Szrj int ibase = 0; 176*fae548d3Szrj 177*fae548d3Szrj if (*s == '$') 178*fae548d3Szrj { 179*fae548d3Szrj ++s; 180*fae548d3Szrj ibase = 16; 181*fae548d3Szrj } 182*fae548d3Szrj yylval.integer = bfd_scan_vma (s, 0, ibase); 183*fae548d3Szrj yylval.bigint.str = NULL; 184*fae548d3Szrj if (yytext[yyleng - 1] == 'M' 185*fae548d3Szrj || yytext[yyleng - 1] == 'm') 186*fae548d3Szrj { 187*fae548d3Szrj yylval.integer *= 1024 * 1024; 188*fae548d3Szrj } 189*fae548d3Szrj else if (yytext[yyleng - 1] == 'K' 190*fae548d3Szrj || yytext[yyleng - 1]=='k') 191*fae548d3Szrj { 192*fae548d3Szrj yylval.integer *= 1024; 193*fae548d3Szrj } 194*fae548d3Szrj else if (yytext[0] == '0' 195*fae548d3Szrj && (yytext[1] == 'x' 196*fae548d3Szrj || yytext[1] == 'X')) 197*fae548d3Szrj { 198*fae548d3Szrj yylval.bigint.str = xstrdup (yytext + 2); 199*fae548d3Szrj } 200*fae548d3Szrj return INT; 201*fae548d3Szrj } 202*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"]" { RTOKEN(']');} 203*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"[" { RTOKEN('[');} 204*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"<<=" { RTOKEN(LSHIFTEQ);} 205*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>">>=" { RTOKEN(RSHIFTEQ);} 206*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"||" { RTOKEN(OROR);} 207*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"==" { RTOKEN(EQ);} 208*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"!=" { RTOKEN(NE);} 209*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>">=" { RTOKEN(GE);} 210*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"<=" { RTOKEN(LE);} 211*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"<<" { RTOKEN(LSHIFT);} 212*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>">>" { RTOKEN(RSHIFT);} 213*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"+=" { RTOKEN(PLUSEQ);} 214*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"-=" { RTOKEN(MINUSEQ);} 215*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"*=" { RTOKEN(MULTEQ);} 216*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"/=" { RTOKEN(DIVEQ);} 217*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"&=" { RTOKEN(ANDEQ);} 218*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"|=" { RTOKEN(OREQ);} 219*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"&&" { RTOKEN(ANDAND);} 220*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>">" { RTOKEN('>');} 221*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>"," { RTOKEN(',');} 222*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"&" { RTOKEN('&');} 223*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"|" { RTOKEN('|');} 224*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"~" { RTOKEN('~');} 225*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"!" { RTOKEN('!');} 226*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"?" { RTOKEN('?');} 227*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"*" { RTOKEN('*');} 228*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"+" { RTOKEN('+');} 229*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"-" { RTOKEN('-');} 230*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"/" { RTOKEN('/');} 231*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"%" { RTOKEN('%');} 232*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"<" { RTOKEN('<');} 233*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"=" { RTOKEN('=');} 234*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"}" { RTOKEN('}') ; } 235*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>"{" { RTOKEN('{'); } 236*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>")" { RTOKEN(')');} 237*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI,INPUTLIST>"(" { RTOKEN('(');} 238*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>":" { RTOKEN(':'); } 239*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION,MRI>";" { RTOKEN(';');} 240*fae548d3Szrj <BOTH,SCRIPT>"MEMORY" { RTOKEN(MEMORY);} 241*fae548d3Szrj <BOTH,SCRIPT>"REGION_ALIAS" { RTOKEN(REGION_ALIAS);} 242*fae548d3Szrj <BOTH,SCRIPT>"LD_FEATURE" { RTOKEN(LD_FEATURE);} 243*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION>"ORIGIN" { RTOKEN(ORIGIN);} 244*fae548d3Szrj <BOTH,SCRIPT>"VERSION" { RTOKEN(VERSIONK);} 245*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"BLOCK" { RTOKEN(BLOCK);} 246*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"BIND" { RTOKEN(BIND);} 247*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION>"LENGTH" { RTOKEN(LENGTH);} 248*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ALIGN" { RTOKEN(ALIGN_K);} 249*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_ALIGN" { RTOKEN(DATA_SEGMENT_ALIGN);} 250*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_RELRO_END" { RTOKEN(DATA_SEGMENT_RELRO_END);} 251*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"DATA_SEGMENT_END" { RTOKEN(DATA_SEGMENT_END);} 252*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ADDR" { RTOKEN(ADDR);} 253*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"LOADADDR" { RTOKEN(LOADADDR);} 254*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ALIGNOF" { RTOKEN(ALIGNOF); } 255*fae548d3Szrj <EXPRESSION,BOTH>"MAX" { RTOKEN(MAX_K); } 256*fae548d3Szrj <EXPRESSION,BOTH>"MIN" { RTOKEN(MIN_K); } 257*fae548d3Szrj <EXPRESSION,BOTH>"LOG2CEIL" { RTOKEN(LOG2CEIL); } 258*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ASSERT" { RTOKEN(ASSERT_K); } 259*fae548d3Szrj <BOTH,SCRIPT>"ENTRY" { RTOKEN(ENTRY);} 260*fae548d3Szrj <BOTH,SCRIPT,MRI>"EXTERN" { RTOKEN(EXTERN);} 261*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"NEXT" { RTOKEN(NEXT);} 262*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"sizeof_headers" { RTOKEN(SIZEOF_HEADERS);} 263*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"SIZEOF_HEADERS" { RTOKEN(SIZEOF_HEADERS);} 264*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"SEGMENT_START" { RTOKEN(SEGMENT_START);} 265*fae548d3Szrj <BOTH,SCRIPT>"MAP" { RTOKEN(MAP);} 266*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"SIZEOF" { RTOKEN(SIZEOF);} 267*fae548d3Szrj <BOTH,SCRIPT>"TARGET" { RTOKEN(TARGET_K);} 268*fae548d3Szrj <BOTH,SCRIPT>"SEARCH_DIR" { RTOKEN(SEARCH_DIR);} 269*fae548d3Szrj <BOTH,SCRIPT>"OUTPUT" { RTOKEN(OUTPUT);} 270*fae548d3Szrj <BOTH,SCRIPT>"INPUT" { RTOKEN(INPUT);} 271*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"GROUP" { RTOKEN(GROUP);} 272*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT,INPUTLIST>"AS_NEEDED" { RTOKEN(AS_NEEDED);} 273*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"DEFINED" { RTOKEN(DEFINED);} 274*fae548d3Szrj <BOTH,SCRIPT>"CREATE_OBJECT_SYMBOLS" { RTOKEN(CREATE_OBJECT_SYMBOLS);} 275*fae548d3Szrj <BOTH,SCRIPT>"CONSTRUCTORS" { RTOKEN( CONSTRUCTORS);} 276*fae548d3Szrj <BOTH,SCRIPT>"FORCE_COMMON_ALLOCATION" { RTOKEN(FORCE_COMMON_ALLOCATION);} 277*fae548d3Szrj <BOTH,SCRIPT>"FORCE_GROUP_ALLOCATION" { RTOKEN(FORCE_GROUP_ALLOCATION);} 278*fae548d3Szrj <BOTH,SCRIPT>"INHIBIT_COMMON_ALLOCATION" { RTOKEN(INHIBIT_COMMON_ALLOCATION);} 279*fae548d3Szrj <BOTH,SCRIPT>"SECTIONS" { RTOKEN(SECTIONS);} 280*fae548d3Szrj <BOTH,SCRIPT>"INSERT" { RTOKEN(INSERT_K);} 281*fae548d3Szrj <BOTH,SCRIPT>"AFTER" { RTOKEN(AFTER);} 282*fae548d3Szrj <BOTH,SCRIPT>"BEFORE" { RTOKEN(BEFORE);} 283*fae548d3Szrj <BOTH,SCRIPT>"FILL" { RTOKEN(FILL);} 284*fae548d3Szrj <BOTH,SCRIPT>"STARTUP" { RTOKEN(STARTUP);} 285*fae548d3Szrj <BOTH,SCRIPT>"OUTPUT_FORMAT" { RTOKEN(OUTPUT_FORMAT);} 286*fae548d3Szrj <BOTH,SCRIPT>"OUTPUT_ARCH" { RTOKEN( OUTPUT_ARCH);} 287*fae548d3Szrj <BOTH,SCRIPT>"HLL" { RTOKEN(HLL);} 288*fae548d3Szrj <BOTH,SCRIPT>"SYSLIB" { RTOKEN(SYSLIB);} 289*fae548d3Szrj <BOTH,SCRIPT>"FLOAT" { RTOKEN(FLOAT);} 290*fae548d3Szrj <BOTH,SCRIPT>"QUAD" { RTOKEN( QUAD);} 291*fae548d3Szrj <BOTH,SCRIPT>"SQUAD" { RTOKEN( SQUAD);} 292*fae548d3Szrj <BOTH,SCRIPT>"LONG" { RTOKEN( LONG);} 293*fae548d3Szrj <BOTH,SCRIPT>"SHORT" { RTOKEN( SHORT);} 294*fae548d3Szrj <BOTH,SCRIPT>"BYTE" { RTOKEN( BYTE);} 295*fae548d3Szrj <BOTH,SCRIPT>"NOFLOAT" { RTOKEN(NOFLOAT);} 296*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS" { RTOKEN(NOCROSSREFS);} 297*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"NOCROSSREFS_TO" { RTOKEN(NOCROSSREFS_TO);} 298*fae548d3Szrj <BOTH,SCRIPT>"OVERLAY" { RTOKEN(OVERLAY); } 299*fae548d3Szrj <BOTH,SCRIPT>"SORT_BY_NAME" { RTOKEN(SORT_BY_NAME); } 300*fae548d3Szrj <BOTH,SCRIPT>"SORT_BY_ALIGNMENT" { RTOKEN(SORT_BY_ALIGNMENT); } 301*fae548d3Szrj <BOTH,SCRIPT>"SORT" { RTOKEN(SORT_BY_NAME); } 302*fae548d3Szrj <BOTH,SCRIPT>"SORT_BY_INIT_PRIORITY" { RTOKEN(SORT_BY_INIT_PRIORITY); } 303*fae548d3Szrj <BOTH,SCRIPT>"SORT_NONE" { RTOKEN(SORT_NONE); } 304*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"NOLOAD" { RTOKEN(NOLOAD);} 305*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"DSECT" { RTOKEN(DSECT);} 306*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"COPY" { RTOKEN(COPY);} 307*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"INFO" { RTOKEN(INFO);} 308*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"OVERLAY" { RTOKEN(OVERLAY);} 309*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ONLY_IF_RO" { RTOKEN(ONLY_IF_RO); } 310*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ONLY_IF_RW" { RTOKEN(ONLY_IF_RW); } 311*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"SPECIAL" { RTOKEN(SPECIAL); } 312*fae548d3Szrj <BOTH,SCRIPT>"o" { RTOKEN(ORIGIN);} 313*fae548d3Szrj <BOTH,SCRIPT>"org" { RTOKEN(ORIGIN);} 314*fae548d3Szrj <BOTH,SCRIPT>"l" { RTOKEN( LENGTH);} 315*fae548d3Szrj <BOTH,SCRIPT>"len" { RTOKEN( LENGTH);} 316*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"INPUT_SECTION_FLAGS" { RTOKEN(INPUT_SECTION_FLAGS); } 317*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"INCLUDE" { RTOKEN(INCLUDE);} 318*fae548d3Szrj <BOTH,SCRIPT>"PHDRS" { RTOKEN (PHDRS); } 319*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"AT" { RTOKEN(AT);} 320*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"ALIGN_WITH_INPUT" { RTOKEN(ALIGN_WITH_INPUT);} 321*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"SUBALIGN" { RTOKEN(SUBALIGN);} 322*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"HIDDEN" { RTOKEN(HIDDEN); } 323*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"PROVIDE" { RTOKEN(PROVIDE); } 324*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"PROVIDE_HIDDEN" { RTOKEN(PROVIDE_HIDDEN); } 325*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"KEEP" { RTOKEN(KEEP); } 326*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"EXCLUDE_FILE" { RTOKEN(EXCLUDE_FILE); } 327*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT>"CONSTANT" { RTOKEN(CONSTANT);} 328*fae548d3Szrj <MRI>"#".*\n? { ++ lineno; } 329*fae548d3Szrj <MRI>"\n" { ++ lineno; RTOKEN(NEWLINE); } 330*fae548d3Szrj <MRI>"*".* { /* Mri comment line */ } 331*fae548d3Szrj <MRI>";".* { /* Mri comment line */ } 332*fae548d3Szrj <MRI>"END" { RTOKEN(ENDWORD); } 333*fae548d3Szrj <MRI>"ALIGNMOD" { RTOKEN(ALIGNMOD);} 334*fae548d3Szrj <MRI>"ALIGN" { RTOKEN(ALIGN_K);} 335*fae548d3Szrj <MRI>"CHIP" { RTOKEN(CHIP); } 336*fae548d3Szrj <MRI>"BASE" { RTOKEN(BASE); } 337*fae548d3Szrj <MRI>"ALIAS" { RTOKEN(ALIAS); } 338*fae548d3Szrj <MRI>"TRUNCATE" { RTOKEN(TRUNCATE); } 339*fae548d3Szrj <MRI>"LOAD" { RTOKEN(LOAD); } 340*fae548d3Szrj <MRI>"PUBLIC" { RTOKEN(PUBLIC); } 341*fae548d3Szrj <MRI>"ORDER" { RTOKEN(ORDER); } 342*fae548d3Szrj <MRI>"NAME" { RTOKEN(NAMEWORD); } 343*fae548d3Szrj <MRI>"FORMAT" { RTOKEN(FORMAT); } 344*fae548d3Szrj <MRI>"CASE" { RTOKEN(CASE); } 345*fae548d3Szrj <MRI>"START" { RTOKEN(START); } 346*fae548d3Szrj <MRI>"LIST".* { RTOKEN(LIST); /* LIST and ignore to end of line */ } 347*fae548d3Szrj <MRI>"SECT" { RTOKEN(SECT); } 348*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT,MRI>"ABSOLUTE" { RTOKEN(ABSOLUTE); } 349*fae548d3Szrj <MRI>"end" { RTOKEN(ENDWORD); } 350*fae548d3Szrj <MRI>"alignmod" { RTOKEN(ALIGNMOD);} 351*fae548d3Szrj <MRI>"align" { RTOKEN(ALIGN_K);} 352*fae548d3Szrj <MRI>"chip" { RTOKEN(CHIP); } 353*fae548d3Szrj <MRI>"base" { RTOKEN(BASE); } 354*fae548d3Szrj <MRI>"alias" { RTOKEN(ALIAS); } 355*fae548d3Szrj <MRI>"truncate" { RTOKEN(TRUNCATE); } 356*fae548d3Szrj <MRI>"load" { RTOKEN(LOAD); } 357*fae548d3Szrj <MRI>"public" { RTOKEN(PUBLIC); } 358*fae548d3Szrj <MRI>"order" { RTOKEN(ORDER); } 359*fae548d3Szrj <MRI>"name" { RTOKEN(NAMEWORD); } 360*fae548d3Szrj <MRI>"format" { RTOKEN(FORMAT); } 361*fae548d3Szrj <MRI>"case" { RTOKEN(CASE); } 362*fae548d3Szrj <MRI>"extern" { RTOKEN(EXTERN); } 363*fae548d3Szrj <MRI>"start" { RTOKEN(START); } 364*fae548d3Szrj <MRI>"list".* { RTOKEN(LIST); /* LIST and ignore to end of line */ } 365*fae548d3Szrj <MRI>"sect" { RTOKEN(SECT); } 366*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT,MRI>"absolute" { RTOKEN(ABSOLUTE); } 367*fae548d3Szrj 368*fae548d3Szrj <MRI>{FILENAMECHAR1}{NOCFILENAMECHAR}* { 369*fae548d3Szrj /* Filename without commas, needed to parse mri stuff */ 370*fae548d3Szrj yylval.name = xstrdup (yytext); 371*fae548d3Szrj return NAME; 372*fae548d3Szrj } 373*fae548d3Szrj 374*fae548d3Szrj 375*fae548d3Szrj <BOTH,INPUTLIST>{FILENAMECHAR1}{FILENAMECHAR}* { 376*fae548d3Szrj yylval.name = xstrdup (yytext); 377*fae548d3Szrj return NAME; 378*fae548d3Szrj } 379*fae548d3Szrj <INPUTLIST>"="{FILENAMECHAR1}{FILENAMECHAR}* { 380*fae548d3Szrj /* Filename to be prefixed by --sysroot or when non-sysrooted, nothing. */ 381*fae548d3Szrj yylval.name = xstrdup (yytext); 382*fae548d3Szrj return NAME; 383*fae548d3Szrj } 384*fae548d3Szrj <BOTH,INPUTLIST>"-l"{FILENAMECHAR}+ { 385*fae548d3Szrj yylval.name = xstrdup (yytext + 2); 386*fae548d3Szrj return LNAME; 387*fae548d3Szrj } 388*fae548d3Szrj <EXPRESSION>{SYMBOLNAMECHAR1}{NOCFILENAMECHAR}* { 389*fae548d3Szrj yylval.name = xstrdup (yytext); 390*fae548d3Szrj return NAME; 391*fae548d3Szrj } 392*fae548d3Szrj <EXPRESSION>"/DISCARD/" { 393*fae548d3Szrj yylval.name = xstrdup (yytext); 394*fae548d3Szrj return NAME; 395*fae548d3Szrj } 396*fae548d3Szrj <EXPRESSION>"-l"{NOCFILENAMECHAR}+ { 397*fae548d3Szrj yylval.name = xstrdup (yytext + 2); 398*fae548d3Szrj return LNAME; 399*fae548d3Szrj } 400*fae548d3Szrj <SCRIPT>{WILDCHAR}* { 401*fae548d3Szrj /* Annoyingly, this pattern can match comments, and we have 402*fae548d3Szrj longest match issues to consider. So if the first two 403*fae548d3Szrj characters are a comment opening, put the input back and 404*fae548d3Szrj try again. */ 405*fae548d3Szrj if (yytext[0] == '/' && yytext[1] == '*') 406*fae548d3Szrj { 407*fae548d3Szrj yyless (2); 408*fae548d3Szrj comment (); 409*fae548d3Szrj } 410*fae548d3Szrj else 411*fae548d3Szrj { 412*fae548d3Szrj yylval.name = xstrdup (yytext); 413*fae548d3Szrj return NAME; 414*fae548d3Szrj } 415*fae548d3Szrj } 416*fae548d3Szrj 417*fae548d3Szrj <EXPRESSION,BOTH,SCRIPT,VERS_NODE,INPUTLIST>"\""[^\"]*"\"" { 418*fae548d3Szrj /* No matter the state, quotes 419*fae548d3Szrj give what's inside. */ 420*fae548d3Szrj bfd_size_type len; 421*fae548d3Szrj yylval.name = xstrdup (yytext + 1); 422*fae548d3Szrj /* PR ld/20906. A corrupt input file 423*fae548d3Szrj can contain bogus strings. */ 424*fae548d3Szrj len = strlen (yylval.name); 425*fae548d3Szrj if (len > (bfd_size_type) yyleng - 2) 426*fae548d3Szrj len = yyleng - 2; 427*fae548d3Szrj yylval.name[len] = 0; 428*fae548d3Szrj return NAME; 429*fae548d3Szrj } 430*fae548d3Szrj <BOTH,SCRIPT,EXPRESSION>"\n" { lineno++;} 431*fae548d3Szrj <MRI,BOTH,SCRIPT,EXPRESSION>[ \t\r]+ { } 432*fae548d3Szrj 433*fae548d3Szrj <VERS_NODE,VERS_SCRIPT>[:,;] { return *yytext; } 434*fae548d3Szrj 435*fae548d3Szrj <VERS_NODE>global { RTOKEN(GLOBAL); } 436*fae548d3Szrj 437*fae548d3Szrj <VERS_NODE>local { RTOKEN(LOCAL); } 438*fae548d3Szrj 439*fae548d3Szrj <VERS_NODE>extern { RTOKEN(EXTERN); } 440*fae548d3Szrj 441*fae548d3Szrj <VERS_NODE>{V_IDENTIFIER} { yylval.name = xstrdup (yytext); 442*fae548d3Szrj return VERS_IDENTIFIER; } 443*fae548d3Szrj 444*fae548d3Szrj <VERS_SCRIPT>{V_TAG} { yylval.name = xstrdup (yytext); 445*fae548d3Szrj return VERS_TAG; } 446*fae548d3Szrj 447*fae548d3Szrj <VERS_START>"{" { BEGIN(VERS_SCRIPT); return *yytext; } 448*fae548d3Szrj 449*fae548d3Szrj <VERS_SCRIPT>"{" { BEGIN(VERS_NODE); 450*fae548d3Szrj vers_node_nesting = 0; 451*fae548d3Szrj return *yytext; 452*fae548d3Szrj } 453*fae548d3Szrj <VERS_SCRIPT>"}" { return *yytext; } 454*fae548d3Szrj <VERS_NODE>"{" { vers_node_nesting++; return *yytext; } 455*fae548d3Szrj <VERS_NODE>"}" { if (--vers_node_nesting < 0) 456*fae548d3Szrj BEGIN(VERS_SCRIPT); 457*fae548d3Szrj return *yytext; 458*fae548d3Szrj } 459*fae548d3Szrj 460*fae548d3Szrj <VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>[\n] { lineno++; } 461*fae548d3Szrj 462*fae548d3Szrj <VERS_START,VERS_NODE,VERS_SCRIPT>#.* { /* Eat up comments */ } 463*fae548d3Szrj 464*fae548d3Szrj <VERS_START,VERS_NODE,VERS_SCRIPT,INPUTLIST>[ \t\r]+ { /* Eat up whitespace */ } 465*fae548d3Szrj 466*fae548d3Szrj <<EOF>> { 467*fae548d3Szrj include_stack_ptr--; 468*fae548d3Szrj if (include_stack_ptr == 0) 469*fae548d3Szrj { 470*fae548d3Szrj lineno = 0; 471*fae548d3Szrj yyterminate (); 472*fae548d3Szrj } 473*fae548d3Szrj else 474*fae548d3Szrj yy_switch_to_buffer (include_stack[include_stack_ptr]); 475*fae548d3Szrj 476*fae548d3Szrj lineno = lineno_stack[include_stack_ptr]; 477*fae548d3Szrj input_flags.sysrooted = sysrooted_stack[include_stack_ptr]; 478*fae548d3Szrj 479*fae548d3Szrj return END; 480*fae548d3Szrj } 481*fae548d3Szrj 482*fae548d3Szrj <SCRIPT,MRI,VERS_START,VERS_SCRIPT,VERS_NODE>. lex_warn_invalid (" in script", yytext); 483*fae548d3Szrj <EXPRESSION,DEFSYMEXP,BOTH>. lex_warn_invalid (" in expression", yytext); 484*fae548d3Szrj 485*fae548d3Szrj %% 486*fae548d3Szrj 487*fae548d3Szrj 488*fae548d3Szrj /* Switch flex to reading script file NAME, open on FILE, 489*fae548d3Szrj saving the current input info on the include stack. */ 490*fae548d3Szrj 491*fae548d3Szrj void 492*fae548d3Szrj lex_push_file (FILE *file, const char *name, unsigned int sysrooted) 493*fae548d3Szrj { 494*fae548d3Szrj if (include_stack_ptr >= MAX_INCLUDE_DEPTH) 495*fae548d3Szrj { 496*fae548d3Szrj einfo (_("%F:includes nested too deeply\n")); 497*fae548d3Szrj } 498*fae548d3Szrj file_name_stack[include_stack_ptr] = name; 499*fae548d3Szrj lineno_stack[include_stack_ptr] = lineno; 500*fae548d3Szrj sysrooted_stack[include_stack_ptr] = input_flags.sysrooted; 501*fae548d3Szrj include_stack[include_stack_ptr] = YY_CURRENT_BUFFER; 502*fae548d3Szrj 503*fae548d3Szrj include_stack_ptr++; 504*fae548d3Szrj lineno = 1; 505*fae548d3Szrj input_flags.sysrooted = sysrooted; 506*fae548d3Szrj yyin = file; 507*fae548d3Szrj yy_switch_to_buffer (yy_create_buffer (yyin, YY_BUF_SIZE)); 508*fae548d3Szrj } 509*fae548d3Szrj 510*fae548d3Szrj /* Return a newly created flex input buffer containing STRING, 511*fae548d3Szrj which is SIZE bytes long. */ 512*fae548d3Szrj 513*fae548d3Szrj static YY_BUFFER_STATE 514*fae548d3Szrj yy_create_string_buffer (const char *string, size_t size) 515*fae548d3Szrj { 516*fae548d3Szrj YY_BUFFER_STATE b; 517*fae548d3Szrj 518*fae548d3Szrj /* Calls to m-alloc get turned by sed into xm-alloc. */ 519*fae548d3Szrj b = malloc (sizeof (struct yy_buffer_state)); 520*fae548d3Szrj b->yy_input_file = 0; 521*fae548d3Szrj b->yy_buf_size = size; 522*fae548d3Szrj 523*fae548d3Szrj /* yy_ch_buf has to be 2 characters longer than the size given because 524*fae548d3Szrj we need to put in 2 end-of-buffer characters. */ 525*fae548d3Szrj b->yy_ch_buf = malloc ((unsigned) (b->yy_buf_size + 3)); 526*fae548d3Szrj 527*fae548d3Szrj b->yy_ch_buf[0] = '\n'; 528*fae548d3Szrj strcpy (b->yy_ch_buf+1, string); 529*fae548d3Szrj b->yy_ch_buf[size+1] = YY_END_OF_BUFFER_CHAR; 530*fae548d3Szrj b->yy_ch_buf[size+2] = YY_END_OF_BUFFER_CHAR; 531*fae548d3Szrj b->yy_n_chars = size+1; 532*fae548d3Szrj b->yy_buf_pos = &b->yy_ch_buf[1]; 533*fae548d3Szrj 534*fae548d3Szrj b->yy_is_our_buffer = 1; 535*fae548d3Szrj b->yy_is_interactive = 0; 536*fae548d3Szrj b->yy_at_bol = 1; 537*fae548d3Szrj b->yy_fill_buffer = 0; 538*fae548d3Szrj 539*fae548d3Szrj /* flex 2.4.7 changed the interface. FIXME: We should not be using 540*fae548d3Szrj a flex internal interface in the first place! */ 541*fae548d3Szrj #ifdef YY_BUFFER_NEW 542*fae548d3Szrj b->yy_buffer_status = YY_BUFFER_NEW; 543*fae548d3Szrj #else 544*fae548d3Szrj b->yy_eof_status = EOF_NOT_SEEN; 545*fae548d3Szrj #endif 546*fae548d3Szrj 547*fae548d3Szrj return b; 548*fae548d3Szrj } 549*fae548d3Szrj 550*fae548d3Szrj /* Switch flex to reading from STRING, saving the current input info 551*fae548d3Szrj on the include stack. */ 552*fae548d3Szrj 553*fae548d3Szrj void 554*fae548d3Szrj lex_redirect (const char *string, const char *fake_filename, unsigned int count) 555*fae548d3Szrj { 556*fae548d3Szrj YY_BUFFER_STATE tmp; 557*fae548d3Szrj 558*fae548d3Szrj yy_init = 0; 559*fae548d3Szrj if (include_stack_ptr >= MAX_INCLUDE_DEPTH) 560*fae548d3Szrj { 561*fae548d3Szrj einfo (_("%F: macros nested too deeply\n")); 562*fae548d3Szrj } 563*fae548d3Szrj file_name_stack[include_stack_ptr] = fake_filename; 564*fae548d3Szrj lineno_stack[include_stack_ptr] = lineno; 565*fae548d3Szrj include_stack[include_stack_ptr] = YY_CURRENT_BUFFER; 566*fae548d3Szrj include_stack_ptr++; 567*fae548d3Szrj lineno = count; 568*fae548d3Szrj tmp = yy_create_string_buffer (string, strlen (string)); 569*fae548d3Szrj yy_switch_to_buffer (tmp); 570*fae548d3Szrj } 571*fae548d3Szrj 572*fae548d3Szrj /* Functions to switch to a different flex start condition, 573*fae548d3Szrj saving the current start condition on `state_stack'. */ 574*fae548d3Szrj 575*fae548d3Szrj static int state_stack[MAX_INCLUDE_DEPTH * 2]; 576*fae548d3Szrj static int *state_stack_p = state_stack; 577*fae548d3Szrj 578*fae548d3Szrj void 579*fae548d3Szrj ldlex_script (void) 580*fae548d3Szrj { 581*fae548d3Szrj *(state_stack_p)++ = yy_start; 582*fae548d3Szrj BEGIN (SCRIPT); 583*fae548d3Szrj } 584*fae548d3Szrj 585*fae548d3Szrj void 586*fae548d3Szrj ldlex_inputlist (void) 587*fae548d3Szrj { 588*fae548d3Szrj *(state_stack_p)++ = yy_start; 589*fae548d3Szrj BEGIN (INPUTLIST); 590*fae548d3Szrj } 591*fae548d3Szrj 592*fae548d3Szrj void 593*fae548d3Szrj ldlex_mri_script (void) 594*fae548d3Szrj { 595*fae548d3Szrj *(state_stack_p)++ = yy_start; 596*fae548d3Szrj BEGIN (MRI); 597*fae548d3Szrj } 598*fae548d3Szrj 599*fae548d3Szrj void 600*fae548d3Szrj ldlex_version_script (void) 601*fae548d3Szrj { 602*fae548d3Szrj *(state_stack_p)++ = yy_start; 603*fae548d3Szrj BEGIN (VERS_START); 604*fae548d3Szrj } 605*fae548d3Szrj 606*fae548d3Szrj void 607*fae548d3Szrj ldlex_version_file (void) 608*fae548d3Szrj { 609*fae548d3Szrj *(state_stack_p)++ = yy_start; 610*fae548d3Szrj BEGIN (VERS_SCRIPT); 611*fae548d3Szrj } 612*fae548d3Szrj 613*fae548d3Szrj void 614*fae548d3Szrj ldlex_defsym (void) 615*fae548d3Szrj { 616*fae548d3Szrj *(state_stack_p)++ = yy_start; 617*fae548d3Szrj BEGIN (DEFSYMEXP); 618*fae548d3Szrj } 619*fae548d3Szrj 620*fae548d3Szrj void 621*fae548d3Szrj ldlex_expression (void) 622*fae548d3Szrj { 623*fae548d3Szrj *(state_stack_p)++ = yy_start; 624*fae548d3Szrj BEGIN (EXPRESSION); 625*fae548d3Szrj } 626*fae548d3Szrj 627*fae548d3Szrj void 628*fae548d3Szrj ldlex_both (void) 629*fae548d3Szrj { 630*fae548d3Szrj *(state_stack_p)++ = yy_start; 631*fae548d3Szrj BEGIN (BOTH); 632*fae548d3Szrj } 633*fae548d3Szrj 634*fae548d3Szrj void 635*fae548d3Szrj ldlex_popstate (void) 636*fae548d3Szrj { 637*fae548d3Szrj yy_start = *(--state_stack_p); 638*fae548d3Szrj } 639*fae548d3Szrj 640*fae548d3Szrj /* Return the current file name, or the previous file if no file is 641*fae548d3Szrj current. */ 642*fae548d3Szrj 643*fae548d3Szrj const char* 644*fae548d3Szrj ldlex_filename (void) 645*fae548d3Szrj { 646*fae548d3Szrj return file_name_stack[include_stack_ptr - (include_stack_ptr != 0)]; 647*fae548d3Szrj } 648*fae548d3Szrj 649*fae548d3Szrj 650*fae548d3Szrj /* Place up to MAX_SIZE characters in BUF and return 651*fae548d3Szrj either the number of characters read, or 0 to indicate EOF. */ 652*fae548d3Szrj 653*fae548d3Szrj static int 654*fae548d3Szrj yy_input (char *buf, int max_size) 655*fae548d3Szrj { 656*fae548d3Szrj int result = 0; 657*fae548d3Szrj if (YY_CURRENT_BUFFER->yy_input_file) 658*fae548d3Szrj { 659*fae548d3Szrj if (yyin) 660*fae548d3Szrj { 661*fae548d3Szrj result = fread (buf, 1, max_size, yyin); 662*fae548d3Szrj if (result < max_size && ferror (yyin)) 663*fae548d3Szrj einfo (_("%F%P: read in flex scanner failed\n")); 664*fae548d3Szrj } 665*fae548d3Szrj } 666*fae548d3Szrj return result; 667*fae548d3Szrj } 668*fae548d3Szrj 669*fae548d3Szrj /* Eat the rest of a C-style comment. */ 670*fae548d3Szrj 671*fae548d3Szrj static void 672*fae548d3Szrj comment (void) 673*fae548d3Szrj { 674*fae548d3Szrj int c; 675*fae548d3Szrj 676*fae548d3Szrj while (1) 677*fae548d3Szrj { 678*fae548d3Szrj c = input(); 679*fae548d3Szrj while (c != '*' && c != 0) 680*fae548d3Szrj { 681*fae548d3Szrj if (c == '\n') 682*fae548d3Szrj lineno++; 683*fae548d3Szrj c = input(); 684*fae548d3Szrj } 685*fae548d3Szrj 686*fae548d3Szrj if (c == '*') 687*fae548d3Szrj { 688*fae548d3Szrj c = input(); 689*fae548d3Szrj while (c == '*') 690*fae548d3Szrj c = input(); 691*fae548d3Szrj if (c == '/') 692*fae548d3Szrj break; /* found the end */ 693*fae548d3Szrj } 694*fae548d3Szrj 695*fae548d3Szrj if (c == '\n') 696*fae548d3Szrj lineno++; 697*fae548d3Szrj 698*fae548d3Szrj if (c == 0) 699*fae548d3Szrj { 700*fae548d3Szrj einfo (_("%F%P: EOF in comment\n")); 701*fae548d3Szrj break; 702*fae548d3Szrj } 703*fae548d3Szrj } 704*fae548d3Szrj } 705*fae548d3Szrj 706*fae548d3Szrj /* Warn the user about a garbage character WHAT in the input 707*fae548d3Szrj in context WHERE. */ 708*fae548d3Szrj 709*fae548d3Szrj static void 710*fae548d3Szrj lex_warn_invalid (char *where, char *what) 711*fae548d3Szrj { 712*fae548d3Szrj char buf[5]; 713*fae548d3Szrj 714*fae548d3Szrj /* If we have found an input file whose format we do not recognize, 715*fae548d3Szrj and we are therefore treating it as a linker script, and we find 716*fae548d3Szrj an invalid character, then most likely this is a real object file 717*fae548d3Szrj of some different format. Treat it as such. */ 718*fae548d3Szrj if (ldfile_assumed_script) 719*fae548d3Szrj { 720*fae548d3Szrj bfd_set_error (bfd_error_file_not_recognized); 721*fae548d3Szrj einfo (_("%F%s: file not recognized: %E\n"), ldlex_filename ()); 722*fae548d3Szrj } 723*fae548d3Szrj 724*fae548d3Szrj if (! ISPRINT (*what)) 725*fae548d3Szrj { 726*fae548d3Szrj sprintf (buf, "\\%03o", *(unsigned char *) what); 727*fae548d3Szrj what = buf; 728*fae548d3Szrj } 729*fae548d3Szrj 730*fae548d3Szrj einfo (_("%P:%pS: ignoring invalid character `%s'%s\n"), NULL, what, where); 731*fae548d3Szrj } 732