int set_warning(const char *w) {
if(strcmp(w, "error") == 0 || strcmp(w, "fatal-errors") == 0) add_to_argv("-WX");
else if(strcmp(w, "extra") == 0) add_to_argv("-Wall");
else if(strncmp(w, "no-", 3) == 0) disable_warning(w + 3);
else if(((*w <= '4' && *w >= '0') || *w == 'L') && !w[1]) return 0;
//else if(!*w) {
// fprintf(stderr, "warning: option '-W' is deprecated; use '-Wextra' instead\n");
// add_to_argv("-Wall");
//}
else return -1;
return 1;
}
int main(int argc,char **argv)
{
int i;
for(i=1; i<argc; i++) {
if(argv[i][0]=='-'&&argv[i][1]=='F') {
output_format=argv[i]+2;
argv[i][0]=0;
}
if(!strcmp("-quiet",argv[i])) {
verbose=0;
argv[i][0]=0;
}
}
if(!init_output(output_format))
general_error(16,output_format);
if(!init_main())
general_error(10,"main");
if(verbose)
printf("%s\n%s\n%s\n%s\n",copyright,cpu_copyright,syntax_copyright,output_copyright);
for(i=1; i<argc; i++) {
if(argv[i][0]==0)
continue;
if(argv[i][0]!='-') {
if(inname)
general_error(11);
inname=argv[i];
continue;
}
if(!strcmp("-o",argv[i])&&i<argc-1) {
if(outname)
general_error(28,'o');
outname=argv[++i];
continue;
}
if(!strcmp("-L",argv[i])&&i<argc-1) {
if(listname)
general_error(28,'L');
listname=argv[++i];
produce_listing=1;
continue;
}
if(!strcmp("-Lnf",argv[i])) {
listformfeed=0;
continue;
}
if(!strcmp("-Lns",argv[i])) {
listnosyms=1;
continue;
}
if(!strncmp("-Ll",argv[i],3)) {
sscanf(argv[i]+3,"%i",&listlinesperpage);
continue;
}
if(!strncmp("-D",argv[i],2)) {
char *def=NULL;
expr *val;
if(argv[i][2])
def=&argv[i][2];
else if (i<argc-1)
def=argv[++i];
if(def) {
char *s=def;
if(ISIDSTART(*s)) {
s++;
while(ISIDCHAR(*s))
s++;
def=cnvstr(def,s-def);
if(*s=='=') {
s++;
val=parse_expr(&s);
}
else
val=number_expr(1);
if(*s)
general_error(23,'D'); /* trailing garbage after option */
new_abs(def,val);
myfree(def);
continue;
}
}
}
if(!strncmp("-I",argv[i],2)) {
char *path=NULL;
if(argv[i][2])
path=&argv[i][2];
else if (i<argc-1)
path=argv[++i];
if(path) {
new_include_path(path);
continue;
}
}
if(!strcmp("-unnamed-sections",argv[i])) {
unnamed_sections=1;
continue;
}
if(!strcmp("-ignore-mult-inc",argv[i])) {
ignore_multinc=1;
continue;
}
if(!strcmp("-nocase",argv[i])) {
nocase=1;
continue;
}
if(!strcmp("-noesc",argv[i])) {
esc_sequences=0;
continue;
}
if(!strcmp("-nosym",argv[i])) {
no_symbols=1;
continue;
}
if(!strncmp("-nowarn=",argv[i],8)) {
int wno;
sscanf(argv[i]+8,"%i",&wno);
disable_warning(wno);
continue;
}
else if(!strcmp("-w",argv[i])) {
no_warn=1;
continue;
}
if(!strncmp("-maxerrors=",argv[i],11)) {
sscanf(argv[i]+11,"%i",&max_errors);
continue;
}
else if(!strcmp("-pic",argv[i])) {
pic_check=1;
continue;
}
if(cpu_args(argv[i]))
continue;
if(syntax_args(argv[i]))
continue;
if(output_args(argv[i]))
continue;
if (!strncmp("-x",argv[i],2)) {
auto_import=0;
continue;
}
general_error(14,argv[i]);
}
if(inname) {
setfilename(inname);
setdebugname(inname);
include_source(inname);
} else
general_error(15);
if(!init_parse())
general_error(10,"parse");
if(!init_syntax())
general_error(10,"syntax");
if(!init_cpu())
general_error(10,"cpu");
parse();
if(errors==0||produce_listing)
resolve();
if(errors==0||produce_listing)
assemble();
if(errors==0&&!auto_import)
undef_syms();
if(!listname)
listname="a.lst";
if(produce_listing)
write_listing(listname);
if(!outname)
outname="a.out";
if(errors==0) {
if(verbose)
statistics();
outfile=fopen(outname,"wb");
if(!outfile)
general_error(13,outname);
write_object(outfile,first_section,first_symbol);
}
leave();
return 0; /* not reached */
}
