diff options
Diffstat (limited to 'Build/source/texk/web2c/ctangleboot.cin')
-rw-r--r-- | Build/source/texk/web2c/ctangleboot.cin | 1616 |
1 files changed, 1616 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/ctangleboot.cin b/Build/source/texk/web2c/ctangleboot.cin new file mode 100644 index 00000000000..c66069ae672 --- /dev/null +++ b/Build/source/texk/web2c/ctangleboot.cin @@ -0,0 +1,1616 @@ +/*1:*/ +#line 64 "cwebdir/ctangle.w" + +/*5:*/ +#line 35 "cwebdir/common.h" + +#line 93 "cwebdir/ctang-w2c.ch" +#include <stdio.h> + +extern char*versionstring; +#include <kpathsea/kpathsea.h> +#line 37 "cwebdir/common.h" + +/*:5*//*61:*/ +#line 888 "cwebdir/ctangle.w" + +#line 890 "cwebdir/ctangle.w" +#include <stdlib.h> + +/*:61*/ +#line 65 "cwebdir/ctangle.w" + +#define banner "This is CTANGLE, Version 3.64" \ + +#define max_bytes 1000000 \ + +#define max_toks 1000000 +#define max_names 10239 \ + +#define max_texts 10239 +#define hash_size 8501 +#define longest_name 10000 +#define stack_size 50 +#define buf_size 1000 \ + +#define ctangle 0 +#define cweave 1 \ + +#define and_and 04 +#define lt_lt 020 +#define gt_gt 021 +#define plus_plus 013 +#define minus_minus 01 +#define minus_gt 031 +#define not_eq 032 +#define lt_eq 034 +#define gt_eq 035 +#define eq_eq 036 +#define or_or 037 +#define dot_dot_dot 016 +#define colon_colon 06 +#define period_ast 026 +#define minus_gt_ast 027 \ + +#define xisalpha(c) (isalpha(c) &&((eight_bits) c<0200) ) +#define xisdigit(c) (isdigit(c) &&((eight_bits) c<0200) ) +#define xisspace(c) (isspace(c) &&((eight_bits) c<0200) ) +#define xislower(c) (islower(c) &&((eight_bits) c<0200) ) +#define xisupper(c) (isupper(c) &&((eight_bits) c<0200) ) +#define xisxdigit(c) (isxdigit(c) &&((eight_bits) c<0200) ) \ + +#define length(c) (c+1) ->byte_start-(c) ->byte_start +#define print_id(c) term_write((c) ->byte_start,length((c) ) ) +#define llink link +#define rlink dummy.Rlink +#define root name_dir->rlink \ + +#define chunk_marker 0 \ + +#define spotless 0 +#define harmless_message 1 +#define error_message 2 +#define fatal_message 3 +#define mark_harmless {if(history==spotless) history= harmless_message;} +#define mark_error history= error_message +#define confusion(s) fatal("! This can't happen: ",s) \ + +#define max_file_name_length 1024 +#define cur_file file[include_depth] +#define cur_file_name file_name[include_depth] +#define web_file_name file_name[0] +#define cur_line line[include_depth] \ + +#define show_banner flags['b'] +#define show_progress flags['p'] +#define show_happiness flags['h'] \ + +#define update_terminal fflush(stdout) +#define new_line putchar('\n') +#define putxchar putchar +#define term_write(a,b) fflush(stdout) ,fwrite(a,sizeof(char) ,b,stdout) +#define C_printf(c,a) fprintf(C_file,c,a) +#define C_putc(c) putc(c,C_file) \ + +#define equiv equiv_or_xref \ + +#define section_flag max_texts \ + +#define string 02 +#define join 0177 +#define output_defs_flag (2*024000-1) \ + +#define cur_end cur_state.end_field +#define cur_byte cur_state.byte_field +#define cur_name cur_state.name_field +#define cur_repl cur_state.repl_field +#define cur_section cur_state.section_field \ + +#define section_number 0201 +#define identifier 0202 \ + +#define normal 0 +#define num_or_id 1 +#define post_slash 2 +#define unbreakable 3 +#define verbatim 4 \ + +#define max_files 256 +#define translit_length 10 \ + +#define ignore 0 +#define ord 0302 +#define control_text 0303 +#define translit_code 0304 +#define output_defs_code 0305 +#define format_code 0306 +#define definition 0307 +#define begin_C 0310 +#define section_name 0311 +#define new_section 0312 \ + +#define constant 03 \ + +#define isxalpha(c) ((c) =='_'||(c) =='$') \ + +#define ishigh(c) ((unsigned char) (c) > 0177) \ + \ + +#define compress(c) if(loc++<=limit) return(c) \ + +#define macro 0 +#define app_repl(c) {if(tok_ptr==tok_mem_end) overflow("token") ;*tok_ptr++= c;} \ + + +#line 66 "cwebdir/ctangle.w" + +/*4:*/ +#line 29 "cwebdir/common.h" + +#line 31 "cwebdir/common.h" +typedef char unsigned eight_bits; +extern boolean program; +extern int phase; + +/*:4*//*6:*/ +#line 57 "cwebdir/common.h" + +char section_text[longest_name+1]; +char*section_text_end= section_text+longest_name; +char*id_first; +char*id_loc; + +/*:6*//*7:*/ +#line 72 "cwebdir/common.h" + +extern char buffer[]; +extern char*buffer_end; +extern char*loc; +extern char*limit; + +/*:7*//*8:*/ +#line 87 "cwebdir/common.h" + +typedef struct name_info{ +char*byte_start; +struct name_info*link; +union{ +struct name_info*Rlink; + +char Ilk; +}dummy; +char*equiv_or_xref; +}name_info; +typedef name_info*name_pointer; +typedef name_pointer*hash_pointer; +extern char byte_mem[]; +extern char*byte_mem_end; +extern name_info name_dir[]; +extern name_pointer name_dir_end; +extern name_pointer name_ptr; +extern char*byte_ptr; +extern name_pointer hash[]; +extern hash_pointer hash_end; +extern hash_pointer h; +#line 106 "cwebdir/ctang-w2c.ch" +#include "cwebboot.h" +#line 112 "cwebdir/common.h" + +/*:8*//*9:*/ +#line 122 "cwebdir/common.h" + +#line 118 "cwebdir/ctang-w2c.ch" +extern int history; +#line 128 "cwebdir/common.h" + +/*:9*//*10:*/ +#line 137 "cwebdir/common.h" + +#line 132 "cwebdir/ctang-w2c.ch" +extern int include_depth; +#line 139 "cwebdir/common.h" +extern FILE*file[]; +extern FILE*change_file; +extern char C_file_name[]; +extern char tex_file_name[]; +extern char idx_file_name[]; +extern char scn_file_name[]; +extern char file_name[][max_file_name_length]; + +extern char change_file_name[]; +#line 139 "cwebdir/ctang-w2c.ch" +extern int line[]; +extern int change_line; +#line 150 "cwebdir/common.h" +extern boolean input_has_ended; +extern boolean changing; +extern boolean web_file_open; +#line 156 "cwebdir/common.h" + +/*:10*//*11:*/ +#line 158 "cwebdir/common.h" + +typedef unsigned short sixteen_bits; +extern sixteen_bits section_count; +extern boolean changed_section[]; +extern boolean change_pending; +extern boolean print_where; + +/*:11*//*12:*/ +#line 170 "cwebdir/common.h" + +extern int argc; +extern char**argv; +extern boolean flags[]; + +/*:12*//*13:*/ +#line 182 "cwebdir/common.h" + +extern FILE*C_file; +extern FILE*tex_file; +extern FILE*idx_file; +extern FILE*scn_file; +extern FILE*active_file; + +/*:13*//*14:*/ +#line 191 "cwebdir/common.h" + +#line 128 "cwebdir/ctangle.w" + +/*:14*/ +#line 67 "cwebdir/ctangle.w" + +/*15:*/ +#line 152 "cwebdir/ctangle.w" + +typedef struct{ +eight_bits*tok_start; +sixteen_bits text_link; +}text; +typedef text*text_pointer; + +/*:15*//*26:*/ +#line 296 "cwebdir/ctangle.w" + +typedef struct{ +eight_bits*end_field; +eight_bits*byte_field; +name_pointer name_field; +text_pointer repl_field; +sixteen_bits section_field; +}output_state; +typedef output_state*stack_pointer; + +/*:26*/ +#line 68 "cwebdir/ctangle.w" + +/*16:*/ +#line 159 "cwebdir/ctangle.w" + +text text_info[max_texts]; +text_pointer text_info_end= text_info+max_texts-1; +text_pointer text_ptr; +eight_bits tok_mem[max_toks]; +eight_bits*tok_mem_end= tok_mem+max_toks-1; +eight_bits*tok_ptr; + +/*:16*//*22:*/ +#line 227 "cwebdir/ctangle.w" + +text_pointer last_unnamed; + +/*:22*//*27:*/ +#line 312 "cwebdir/ctangle.w" + +output_state cur_state; + +output_state stack[stack_size+1]; +stack_pointer stack_ptr; +stack_pointer stack_end= stack+stack_size; + +/*:27*//*31:*/ +#line 384 "cwebdir/ctangle.w" + +int cur_val; + +/*:31*//*35:*/ +#line 473 "cwebdir/ctangle.w" + +eight_bits out_state; +boolean protect; + +/*:35*//*37:*/ +#line 502 "cwebdir/ctangle.w" + +name_pointer output_files[max_files]; +name_pointer*cur_out_file,*end_output_files,*an_output_file; +char cur_section_name_char; +char output_file_name[longest_name]; + +/*:37*//*44:*/ +#line 599 "cwebdir/ctangle.w" + +boolean output_defs_seen= 0; + +/*:44*//*50:*/ +#line 710 "cwebdir/ctangle.w" + +char translit[128][translit_length]; + +/*:50*//*55:*/ +#line 789 "cwebdir/ctangle.w" + +eight_bits ccode[256]; + +/*:55*//*58:*/ +#line 845 "cwebdir/ctangle.w" + +boolean comment_continues= 0; + +/*:58*//*60:*/ +#line 884 "cwebdir/ctangle.w" + +name_pointer cur_section_name; +int no_where; + +/*:60*//*74:*/ +#line 1195 "cwebdir/ctangle.w" + +text_pointer cur_text; +eight_bits next_control; + +/*:74*//*81:*/ +#line 1350 "cwebdir/ctangle.w" + +extern sixteen_bits section_count; + +/*:81*/ +#line 69 "cwebdir/ctangle.w" + +/*40:*/ +#line 533 "cwebdir/ctangle.w" + +#line 241 "cwebdir/ctang-w2c.ch" +static void phase_two(void); +#line 535 "cwebdir/ctangle.w" + +/*:40*//*45:*/ +#line 602 "cwebdir/ctangle.w" + +#line 259 "cwebdir/ctang-w2c.ch" +static void output_defs(void); +#line 604 "cwebdir/ctangle.w" + +/*:45*//*47:*/ +#line 648 "cwebdir/ctangle.w" + +#line 277 "cwebdir/ctang-w2c.ch" +static void out_char(eight_bits); +#line 650 "cwebdir/ctangle.w" + +/*:47*//*89:*/ +#line 1457 "cwebdir/ctangle.w" + +#line 372 "cwebdir/ctang-w2c.ch" +static void phase_one(void); +#line 1459 "cwebdir/ctangle.w" + +/*:89*//*91:*/ +#line 1475 "cwebdir/ctangle.w" + +#line 390 "cwebdir/ctang-w2c.ch" +static void skip_limbo(void); +#line 1477 "cwebdir/ctangle.w" + +/*:91*/ +#line 70 "cwebdir/ctangle.w" + + +#line 83 "cwebdir/ctangle.w" + +/*:1*//*2:*/ +#line 91 "cwebdir/ctangle.w" + +#line 70 "cwebdir/ctang-w2c.ch" +int main(int ac,char**av) +#line 95 "cwebdir/ctangle.w" +{ +argc= ac;argv= av; +program= ctangle; +/*17:*/ +#line 167 "cwebdir/ctangle.w" + +text_info->tok_start= tok_ptr= tok_mem; +text_ptr= text_info+1;text_ptr->tok_start= tok_mem; + + +/*:17*//*19:*/ +#line 177 "cwebdir/ctangle.w" + +name_dir->equiv= (char*)text_info; + +/*:19*//*23:*/ +#line 230 "cwebdir/ctangle.w" +last_unnamed= text_info;text_info->text_link= 0; + +/*:23*//*38:*/ +#line 512 "cwebdir/ctangle.w" + +cur_out_file= end_output_files= output_files+max_files; + +/*:38*//*51:*/ +#line 713 "cwebdir/ctangle.w" + +{ +int i; +for(i= 0;i<128;i++)sprintf(translit[i],"X%02X",(unsigned)(128+i)); +} + +/*:51*//*56:*/ +#line 792 "cwebdir/ctangle.w" +{ +int c; +for(c= 0;c<256;c++)ccode[c]= ignore; +ccode[' ']= ccode['\t']= ccode['\n']= ccode['\v']= ccode['\r']= ccode['\f'] += ccode['*']= new_section; +ccode['@']= '@';ccode['=']= string; +ccode['d']= ccode['D']= definition; +ccode['f']= ccode['F']= ccode['s']= ccode['S']= format_code; +ccode['c']= ccode['C']= ccode['p']= ccode['P']= begin_C; +ccode['^']= ccode[':']= ccode['.']= ccode['t']= ccode['T']= +ccode['q']= ccode['Q']= control_text; +ccode['h']= ccode['H']= output_defs_code; +ccode['l']= ccode['L']= translit_code; +ccode['&']= join; +ccode['<']= ccode['(']= section_name; +ccode['\'']= ord; +} + +/*:56*//*70:*/ +#line 1116 "cwebdir/ctangle.w" +section_text[0]= ' '; + +/*:70*/ +#line 98 "cwebdir/ctangle.w" +; +common_init(); +#line 76 "cwebdir/ctang-w2c.ch" +if(show_banner){ +printf("%s%s\n",banner,versionstring); +} +#line 101 "cwebdir/ctangle.w" +phase_one(); +phase_two(); +return wrap_up(); +} + +/*:2*//*20:*/ +#line 183 "cwebdir/ctangle.w" + +#line 165 "cwebdir/ctang-w2c.ch" +int names_match(name_pointer p,const char*first,int l,char t) +#line 188 "cwebdir/ctangle.w" +{ +if(length(p)!=l)return 0; +return!strncmp(first,p->byte_start,l); +} + +/*:20*//*21:*/ +#line 198 "cwebdir/ctangle.w" + +void +#line 174 "cwebdir/ctang-w2c.ch" + init_node(name_pointer node) +#line 202 "cwebdir/ctangle.w" +{ +node->equiv= (char*)text_info; +} +void +#line 180 "cwebdir/ctang-w2c.ch" + init_p(name_pointer p,char t){} +#line 207 "cwebdir/ctangle.w" + +/*:21*//*25:*/ +#line 260 "cwebdir/ctangle.w" + +#line 190 "cwebdir/ctang-w2c.ch" +static void +store_two_bytes(sixteen_bits x) +#line 264 "cwebdir/ctangle.w" +{ +if(tok_ptr+2> tok_mem_end)overflow("token"); +*tok_ptr++= x>>8; +*tok_ptr++= x&0377; +} + +/*:25*//*29:*/ +#line 336 "cwebdir/ctangle.w" + +#line 201 "cwebdir/ctang-w2c.ch" +static void +push_level(name_pointer p) +#line 340 "cwebdir/ctangle.w" +{ +if(stack_ptr==stack_end)overflow("stack"); +*stack_ptr= cur_state; +stack_ptr++; +if(p!=NULL){ +cur_name= p;cur_repl= (text_pointer)p->equiv; +cur_byte= cur_repl->tok_start;cur_end= (cur_repl+1)->tok_start; +cur_section= 0; +} +} + +/*:29*//*30:*/ +#line 355 "cwebdir/ctangle.w" + +#line 212 "cwebdir/ctang-w2c.ch" +static void +pop_level(int flag) +#line 359 "cwebdir/ctangle.w" +{ +if(flag&&cur_repl->text_link<section_flag){ +cur_repl= cur_repl->text_link+text_info; +cur_byte= cur_repl->tok_start;cur_end= (cur_repl+1)->tok_start; +return; +} +stack_ptr--; +if(stack_ptr> stack)cur_state= *stack_ptr; +} + +/*:30*//*32:*/ +#line 391 "cwebdir/ctangle.w" + +#line 222 "cwebdir/ctang-w2c.ch" +static void +get_output(void) +#line 394 "cwebdir/ctangle.w" +{ +sixteen_bits a; +restart:if(stack_ptr==stack)return; +if(cur_byte==cur_end){ +cur_val= -((int)cur_section); +pop_level(1); +if(cur_val==0)goto restart; +out_char(section_number);return; +} +a= *cur_byte++; +if(out_state==verbatim&&a!=string&&a!=constant&&a!='\n') +C_putc(a); +else if(a<0200)out_char(a); +else{ +a= (a-0200)*0400+*cur_byte++; +switch(a/024000){ +case 0:cur_val= a;out_char(identifier);break; +case 1:if(a==output_defs_flag)output_defs(); +else/*33:*/ +#line 423 "cwebdir/ctangle.w" + +{ +a-= 024000; +if((a+name_dir)->equiv!=(char*)text_info)push_level(a+name_dir); +else if(a!=0){ +printf("\n! Not present: <"); +print_section_name(a+name_dir);err_print(">"); + +} +goto restart; +} + +/*:33*/ +#line 412 "cwebdir/ctangle.w" +; +break; +default:cur_val= a-050000;if(cur_val> 0)cur_section= cur_val; +out_char(section_number); +} +} +} + +/*:32*//*36:*/ +#line 481 "cwebdir/ctangle.w" + +#line 232 "cwebdir/ctang-w2c.ch" +static void +flush_buffer(void) +#line 484 "cwebdir/ctangle.w" +{ +C_putc('\n'); +if(cur_line%100==0&&show_progress){ +printf("."); +if(cur_line%500==0)printf("%d",cur_line); +update_terminal; +} +cur_line++; +} + +/*:36*//*41:*/ +#line 536 "cwebdir/ctangle.w" + +#line 250 "cwebdir/ctang-w2c.ch" +static void +phase_two(void){ +#line 539 "cwebdir/ctangle.w" +web_file_open= 0; +cur_line= 1; +/*28:*/ +#line 325 "cwebdir/ctangle.w" + +stack_ptr= stack+1;cur_name= name_dir;cur_repl= text_info->text_link+text_info; +cur_byte= cur_repl->tok_start;cur_end= (cur_repl+1)->tok_start;cur_section= 0; + +/*:28*/ +#line 541 "cwebdir/ctangle.w" +; +/*43:*/ +#line 595 "cwebdir/ctangle.w" + +if(!output_defs_seen) +output_defs(); + +/*:43*/ +#line 542 "cwebdir/ctangle.w" +; +if(text_info->text_link==0&&cur_out_file==end_output_files){ +printf("\n! No program text was specified.");mark_harmless; + +} +else{ +if(cur_out_file==end_output_files){ +if(show_progress) +printf("\nWriting the output file (%s):",C_file_name); +} +else{ +if(show_progress){ +printf("\nWriting the output files:"); + +printf(" (%s)",C_file_name); +update_terminal; +} +if(text_info->text_link==0)goto writeloop; +} +while(stack_ptr> stack)get_output(); +flush_buffer(); +writeloop:/*42:*/ +#line 572 "cwebdir/ctangle.w" + +for(an_output_file= end_output_files;an_output_file> cur_out_file;){ +an_output_file--; +sprint_section_name(output_file_name,*an_output_file); +fclose(C_file); +C_file= fopen(output_file_name,"w"); +if(C_file==0)fatal("! Cannot open output file:",output_file_name); + +printf("\n(%s)",output_file_name);update_terminal; +cur_line= 1; +stack_ptr= stack+1; +cur_name= (*an_output_file); +cur_repl= (text_pointer)cur_name->equiv; +cur_byte= cur_repl->tok_start; +cur_end= (cur_repl+1)->tok_start; +while(stack_ptr> stack)get_output(); +flush_buffer(); +} + +/*:42*/ +#line 563 "cwebdir/ctangle.w" +; +if(show_happiness)printf("\nDone."); +} +} + +/*:41*//*46:*/ +#line 605 "cwebdir/ctangle.w" + +#line 268 "cwebdir/ctang-w2c.ch" +static void +output_defs(void) +#line 608 "cwebdir/ctangle.w" +{ +sixteen_bits a; +push_level(NULL); +for(cur_text= text_info+1;cur_text<text_ptr;cur_text++) +if(cur_text->text_link==0){ +cur_byte= cur_text->tok_start; +cur_end= (cur_text+1)->tok_start; +C_printf("%s","#define "); +out_state= normal; +protect= 1; +while(cur_byte<cur_end){ +a= *cur_byte++; +if(cur_byte==cur_end&&a=='\n')break; +if(out_state==verbatim&&a!=string&&a!=constant&&a!='\n') +C_putc(a); + +else if(a<0200)out_char(a); +else{ +a= (a-0200)*0400+*cur_byte++; +if(a<024000){ +cur_val= a;out_char(identifier); +} +else if(a<050000){confusion("macro defs have strange char");} +else{ +cur_val= a-050000;cur_section= cur_val;out_char(section_number); +} + +} +} +protect= 0; +flush_buffer(); +} +pop_level(0); +} + +/*:46*//*48:*/ +#line 651 "cwebdir/ctangle.w" + +static void +#line 286 "cwebdir/ctang-w2c.ch" + out_char(eight_bits cur_char) +#line 655 "cwebdir/ctangle.w" +{ +char*j,*k; +restart: +switch(cur_char){ +case'\n':if(protect&&out_state!=verbatim)C_putc(' '); +if(protect||out_state==verbatim)C_putc('\\'); +flush_buffer();if(out_state!=verbatim)out_state= normal;break; +/*52:*/ +#line 719 "cwebdir/ctangle.w" + +case identifier: +if(out_state==num_or_id)C_putc(' '); +j= (cur_val+name_dir)->byte_start; +k= (cur_val+name_dir+1)->byte_start; +while(j<k){ +if((unsigned char)(*j)<0200)C_putc(*j); + +else C_printf("%s",translit[(unsigned char)(*j)-0200]); +j++; +} +out_state= num_or_id;break; + +/*:52*/ +#line 662 "cwebdir/ctangle.w" +; +/*53:*/ +#line 732 "cwebdir/ctangle.w" + +case section_number: +if(cur_val> 0)C_printf("/*%d:*/",cur_val); +else if(cur_val<0)C_printf("/*:%d*/",-cur_val); +else if(protect){ +cur_byte+= 4; +cur_char= '\n'; +goto restart; +}else{ +sixteen_bits a; +a= 0400**cur_byte++; +a+= *cur_byte++; +C_printf("\n#line %d \"",a); + +cur_val= *cur_byte++; +cur_val= 0400*(cur_val-0200)+*cur_byte++; +for(j= (cur_val+name_dir)->byte_start,k= (cur_val+name_dir+1)->byte_start; +j<k;j++){ +if(*j=='\\'||*j=='"')C_putc('\\'); +C_putc(*j); +} +C_printf("%s","\"\n"); +} +break; + +/*:53*/ +#line 663 "cwebdir/ctangle.w" +; +/*49:*/ +#line 681 "cwebdir/ctangle.w" + +case plus_plus:C_putc('+');C_putc('+');out_state= normal;break; +case minus_minus:C_putc('-');C_putc('-');out_state= normal;break; +case minus_gt:C_putc('-');C_putc('>');out_state= normal;break; +case gt_gt:C_putc('>');C_putc('>');out_state= normal;break; +case eq_eq:C_putc('=');C_putc('=');out_state= normal;break; +case lt_lt:C_putc('<');C_putc('<');out_state= normal;break; +case gt_eq:C_putc('>');C_putc('=');out_state= normal;break; +case lt_eq:C_putc('<');C_putc('=');out_state= normal;break; +case not_eq:C_putc('!');C_putc('=');out_state= normal;break; +case and_and:C_putc('&');C_putc('&');out_state= normal;break; +case or_or:C_putc('|');C_putc('|');out_state= normal;break; +case dot_dot_dot:C_putc('.');C_putc('.');C_putc('.');out_state= normal; +break; +case colon_colon:C_putc(':');C_putc(':');out_state= normal;break; +case period_ast:C_putc('.');C_putc('*');out_state= normal;break; +case minus_gt_ast:C_putc('-');C_putc('>');C_putc('*');out_state= normal; +break; + +/*:49*/ +#line 664 "cwebdir/ctangle.w" +; +case'=':case'>':C_putc(cur_char);C_putc(' '); +out_state= normal;break; +case join:out_state= unbreakable;break; +case constant:if(out_state==verbatim){ +out_state= num_or_id;break; +} +if(out_state==num_or_id)C_putc(' ');out_state= verbatim;break; +case string:if(out_state==verbatim)out_state= normal; +else out_state= verbatim;break; +case'/':C_putc('/');out_state= post_slash;break; +case'*':if(out_state==post_slash)C_putc(' '); + +default:C_putc(cur_char);out_state= normal;break; +} +} + +/*:48*//*57:*/ +#line 813 "cwebdir/ctangle.w" + +#line 295 "cwebdir/ctang-w2c.ch" +static eight_bits +skip_ahead(void) +#line 816 "cwebdir/ctangle.w" +{ +eight_bits c; +while(1){ +if(loc> limit&&(get_line()==0))return(new_section); +*(limit+1)= '@'; +while(*loc!='@')loc++; +if(loc<=limit){ +loc++;c= ccode[(eight_bits)*loc];loc++; +if(c!=ignore||*(loc-1)=='>')return(c); +} +} +} + +/*:57*//*59:*/ +#line 848 "cwebdir/ctangle.w" + +#line 305 "cwebdir/ctang-w2c.ch" +static int +skip_comment(boolean is_long_comment) +#line 851 "cwebdir/ctangle.w" +{ +char c; +while(1){ +if(loc> limit){ +if(is_long_comment){ +if(get_line())return(comment_continues= 1); +else{ +err_print("! Input ended in mid-comment"); + +return(comment_continues= 0); +} +} +else return(comment_continues= 0); +} +c= *(loc++); +if(is_long_comment&&c=='*'&&*loc=='/'){ +loc++;return(comment_continues= 0); +} +if(c=='@'){ +if(ccode[(eight_bits)*loc]==new_section){ +err_print("! Section name ended in mid-comment");loc--; + +return(comment_continues= 0); +} +else loc++; +} +} +} + +/*:59*//*62:*/ +#line 900 "cwebdir/ctangle.w" + +#line 322 "cwebdir/ctang-w2c.ch" +static eight_bits +get_next(void) +#line 903 "cwebdir/ctangle.w" +{ +static int preprocessing= 0; +eight_bits c; +while(1){ +if(loc> limit){ +if(preprocessing&&*(limit-1)!='\\')preprocessing= 0; +if(get_line()==0)return(new_section); +else if(print_where&&!no_where){ +print_where= 0; +/*76:*/ +#line 1225 "cwebdir/ctangle.w" + +store_two_bytes(0150000); +if(changing)id_first= change_file_name; +else id_first= cur_file_name; +id_loc= id_first+strlen(id_first); +if(changing)store_two_bytes((sixteen_bits)change_line); +else store_two_bytes((sixteen_bits)cur_line); +#line 353 "cwebdir/ctang-w2c.ch" +{int a_l= id_lookup(id_first,id_loc,0)-name_dir;app_repl((a_l/0400)+0200); +app_repl(a_l%0400);} +#line 1234 "cwebdir/ctangle.w" + +/*:76*/ +#line 912 "cwebdir/ctangle.w" +; +} +else return('\n'); +} +c= *loc; +if(comment_continues||(c=='/'&&(*(loc+1)=='*'||*(loc+1)=='/'))){ +skip_comment(comment_continues||*(loc+1)=='*'); + +if(comment_continues)return('\n'); +else continue; +} +loc++; +if(xisdigit(c)||c=='.')/*65:*/ +#line 978 "cwebdir/ctangle.w" +{ +id_first= loc-1; +if(*id_first=='.'&&!xisdigit(*loc))goto mistake; +if(*id_first=='0'){ +if(*loc=='x'||*loc=='X'){ +loc++;while(xisxdigit(*loc))loc++;goto found; +} +} +while(xisdigit(*loc))loc++; +if(*loc=='.'){ +loc++; +while(xisdigit(*loc))loc++; +} +if(*loc=='e'||*loc=='E'){ +if(*++loc=='+'||*loc=='-')loc++; +while(xisdigit(*loc))loc++; +} +found:while(*loc=='u'||*loc=='U'||*loc=='l'||*loc=='L' +||*loc=='f'||*loc=='F')loc++; +id_loc= loc; +return(constant); +} + +/*:65*/ +#line 924 "cwebdir/ctangle.w" + +else if(c=='\''||c=='"'||(c=='L'&&(*loc=='\''||*loc=='"'))) +/*66:*/ +#line 1006 "cwebdir/ctangle.w" +{ +char delim= c; +id_first= section_text+1; +id_loc= section_text;*++id_loc= delim; +if(delim=='L'){ +delim= *loc++;*++id_loc= delim; +} +while(1){ +if(loc>=limit){ +if(*(limit-1)!='\\'){ +err_print("! String didn't end");loc= limit;break; + +} +if(get_line()==0){ +err_print("! Input ended in middle of string");loc= buffer;break; + +} +else if(++id_loc<=section_text_end)*id_loc= '\n'; + +} +if((c= *loc++)==delim){ +if(++id_loc<=section_text_end)*id_loc= c; +break; +} +if(c=='\\'){ +if(loc>=limit)continue; +if(++id_loc<=section_text_end)*id_loc= '\\'; +c= *loc++; +} +if(++id_loc<=section_text_end)*id_loc= c; +} +if(id_loc>=section_text_end){ +printf("\n! String too long: "); + +term_write(section_text+1,25); +err_print("..."); +} +id_loc++; +return(string); +} + +/*:66*/ +#line 926 "cwebdir/ctangle.w" + +else if(isalpha(c)||isxalpha(c)||ishigh(c)) +/*64:*/ +#line 972 "cwebdir/ctangle.w" +{ +id_first= --loc; +while(isalpha(*++loc)||isdigit(*loc)||isxalpha(*loc)||ishigh(*loc)); +id_loc= loc;return(identifier); +} + +/*:64*/ +#line 928 "cwebdir/ctangle.w" + +else if(c=='@')/*67:*/ +#line 1050 "cwebdir/ctangle.w" +{ +c= ccode[(eight_bits)*loc++]; +switch(c){ +case ignore:continue; +case translit_code:err_print("! Use @l in limbo only");continue; + +case control_text:while((c= skip_ahead())=='@'); + +if(*(loc-1)!='>') +err_print("! Double @ should be used in control text"); + +continue; +case section_name: +cur_section_name_char= *(loc-1); +/*69:*/ +#line 1098 "cwebdir/ctangle.w" +{ +char*k; +/*71:*/ +#line 1118 "cwebdir/ctangle.w" + +k= section_text; +while(1){ +if(loc> limit&&get_line()==0){ +err_print("! Input ended in section name"); + +loc= buffer+1;break; +} +c= *loc; +/*72:*/ +#line 1142 "cwebdir/ctangle.w" + +if(c=='@'){ +c= *(loc+1); +if(c=='>'){ +loc+= 2;break; +} +if(ccode[(eight_bits)c]==new_section){ +err_print("! Section name didn't end");break; + +} +if(ccode[(eight_bits)c]==section_name){ +err_print("! Nesting of section names not allowed");break; + +} +*(++k)= '@';loc++; +} + +/*:72*/ +#line 1127 "cwebdir/ctangle.w" +; +loc++;if(k<section_text_end)k++; +if(xisspace(c)){ +c= ' ';if(*(k-1)==' ')k--; +} +*k= c; +} +if(k>=section_text_end){ +printf("\n! Section name too long: "); + +term_write(section_text+1,25); +printf("...");mark_harmless; +} +if(*k==' '&&k> section_text)k--; + +/*:71*/ +#line 1100 "cwebdir/ctangle.w" +; +if(k-section_text> 3&&strncmp(k-2,"...",3)==0) +cur_section_name= section_lookup(section_text+1,k-3,1); +else cur_section_name= section_lookup(section_text+1,k,0); +if(cur_section_name_char=='(') +/*39:*/ +#line 516 "cwebdir/ctangle.w" + +{ +for(an_output_file= cur_out_file; +an_output_file<end_output_files;an_output_file++) +if(*an_output_file==cur_section_name)break; +if(an_output_file==end_output_files){ +if(cur_out_file> output_files) +*--cur_out_file= cur_section_name; +else{ +overflow("output files"); +} +} +} + +/*:39*/ +#line 1106 "cwebdir/ctangle.w" +; +return(section_name); +} + +/*:69*/ +#line 1064 "cwebdir/ctangle.w" +; +case string:/*73:*/ +#line 1164 "cwebdir/ctangle.w" +{ +id_first= loc++;*(limit+1)= '@';*(limit+2)= '>'; +while(*loc!='@'||*(loc+1)!='>')loc++; +if(loc>=limit)err_print("! Verbatim string didn't end"); + +id_loc= loc;loc+= 2; +return(string); +} + +/*:73*/ +#line 1065 "cwebdir/ctangle.w" +; +case ord:/*68:*/ +#line 1077 "cwebdir/ctangle.w" + +id_first= loc; +if(*loc=='\\'){ +if(*++loc=='\'')loc++; +} +while(*loc!='\''){ +if(*loc=='@'){ +if(*(loc+1)!='@') +err_print("! Double @ should be used in ASCII constant"); + +else loc++; +} +loc++; +if(loc> limit){ +err_print("! String didn't end");loc= limit-1;break; + +} +} +loc++; +return(ord); + +/*:68*/ +#line 1066 "cwebdir/ctangle.w" +; +default:return(c); +} +} + +/*:67*/ +#line 929 "cwebdir/ctangle.w" + +else if(xisspace(c)){ +if(!preprocessing||loc> limit)continue; + +else return(' '); +} +else if(c=='#'&&loc==buffer+1)preprocessing= 1; +mistake:/*63:*/ +#line 950 "cwebdir/ctangle.w" + +switch(c){ +case'+':if(*loc=='+')compress(plus_plus);break; +case'-':if(*loc=='-'){compress(minus_minus);} +#line 332 "cwebdir/ctang-w2c.ch" +else if(*loc=='>'){if(*(loc+1)=='*'){loc++;compress(minus_gt_ast);} +else compress(minus_gt);}break; +#line 956 "cwebdir/ctangle.w" +case'.':if(*loc=='*'){compress(period_ast);} +else if(*loc=='.'&&*(loc+1)=='.'){ +loc++;compress(dot_dot_dot); +} +break; +case':':if(*loc==':')compress(colon_colon);break; +case'=':if(*loc=='=')compress(eq_eq);break; +case'>':if(*loc=='='){compress(gt_eq);} +else if(*loc=='>')compress(gt_gt);break; +case'<':if(*loc=='='){compress(lt_eq);} +else if(*loc=='<')compress(lt_lt);break; +case'&':if(*loc=='&')compress(and_and);break; +case'|':if(*loc=='|')compress(or_or);break; +case'!':if(*loc=='=')compress(not_eq);break; +} + +/*:63*/ +#line 936 "cwebdir/ctangle.w" + +return(c); +} +} + +/*:62*//*75:*/ +#line 1199 "cwebdir/ctangle.w" + +#line 343 "cwebdir/ctang-w2c.ch" +static void +scan_repl(eight_bits t) +#line 1203 "cwebdir/ctangle.w" +{ +sixteen_bits a; +if(t==section_name){/*76:*/ +#line 1225 "cwebdir/ctangle.w" + +store_two_bytes(0150000); +if(changing)id_first= change_file_name; +else id_first= cur_file_name; +id_loc= id_first+strlen(id_first); +if(changing)store_two_bytes((sixteen_bits)change_line); +else store_two_bytes((sixteen_bits)cur_line); +#line 353 "cwebdir/ctang-w2c.ch" +{int a_l= id_lookup(id_first,id_loc,0)-name_dir;app_repl((a_l/0400)+0200); +app_repl(a_l%0400);} +#line 1234 "cwebdir/ctangle.w" + +/*:76*/ +#line 1205 "cwebdir/ctangle.w" +;} +while(1)switch(a= get_next()){ +/*77:*/ +#line 1235 "cwebdir/ctangle.w" + +case identifier:a= id_lookup(id_first,id_loc,0)-name_dir; +app_repl((a/0400)+0200); +app_repl(a%0400);break; +case section_name:if(t!=section_name)goto done; +else{ +/*78:*/ +#line 1268 "cwebdir/ctangle.w" +{ +char*try_loc= loc; +while(*try_loc==' '&&try_loc<limit)try_loc++; +if(*try_loc=='+'&&try_loc<limit)try_loc++; +while(*try_loc==' '&&try_loc<limit)try_loc++; +if(*try_loc=='=')err_print("! Missing `@ ' before a named section"); + + + +} + +/*:78*/ +#line 1241 "cwebdir/ctangle.w" +; +a= cur_section_name-name_dir; +app_repl((a/0400)+0250); +app_repl(a%0400); +/*76:*/ +#line 1225 "cwebdir/ctangle.w" + +store_two_bytes(0150000); +if(changing)id_first= change_file_name; +else id_first= cur_file_name; +id_loc= id_first+strlen(id_first); +if(changing)store_two_bytes((sixteen_bits)change_line); +else store_two_bytes((sixteen_bits)cur_line); +#line 353 "cwebdir/ctang-w2c.ch" +{int a_l= id_lookup(id_first,id_loc,0)-name_dir;app_repl((a_l/0400)+0200); +app_repl(a_l%0400);} +#line 1234 "cwebdir/ctangle.w" + +/*:76*/ +#line 1245 "cwebdir/ctangle.w" +;break; +} +case output_defs_code:if(t!=section_name)err_print("! Misplaced @h"); + +else{ +output_defs_seen= 1; +a= output_defs_flag; +app_repl((a/0400)+0200); +app_repl(a%0400); +/*76:*/ +#line 1225 "cwebdir/ctangle.w" + +store_two_bytes(0150000); +if(changing)id_first= change_file_name; +else id_first= cur_file_name; +id_loc= id_first+strlen(id_first); +if(changing)store_two_bytes((sixteen_bits)change_line); +else store_two_bytes((sixteen_bits)cur_line); +#line 353 "cwebdir/ctang-w2c.ch" +{int a_l= id_lookup(id_first,id_loc,0)-name_dir;app_repl((a_l/0400)+0200); +app_repl(a_l%0400);} +#line 1234 "cwebdir/ctangle.w" + +/*:76*/ +#line 1254 "cwebdir/ctangle.w" +; +} +break; +case constant:case string: +/*79:*/ +#line 1279 "cwebdir/ctangle.w" + +app_repl(a); +while(id_first<id_loc){ +if(*id_first=='@'){ +if(*(id_first+1)=='@')id_first++; +else err_print("! Double @ should be used in string"); + +} +app_repl(*id_first++); +} +app_repl(a);break; + +/*:79*/ +#line 1258 "cwebdir/ctangle.w" +; +case ord: +/*80:*/ +#line 1295 "cwebdir/ctangle.w" +{ +int c= (eight_bits)*id_first; +if(c=='\\'){ +c= *++id_first; +if(c>='0'&&c<='7'){ +c-= '0'; +if(*(id_first+1)>='0'&&*(id_first+1)<='7'){ +c= 8*c+*(++id_first)-'0'; +if(*(id_first+1)>='0'&&*(id_first+1)<='7'&&c<32) +c= 8*c+*(++id_first)-'0'; +} +} +else switch(c){ +case't':c= '\t';break; +case'n':c= '\n';break; +case'b':c= '\b';break; +case'f':c= '\f';break; +case'v':c= '\v';break; +case'r':c= '\r';break; +case'a':c= '\7';break; +case'?':c= '?';break; +case'x': +if(xisdigit(*(id_first+1)))c= *(++id_first)-'0'; +else if(xisxdigit(*(id_first+1))){ +++id_first; +c= toupper(*id_first)-'A'+10; +} +if(xisdigit(*(id_first+1)))c= 16*c+*(++id_first)-'0'; +else if(xisxdigit(*(id_first+1))){ +++id_first; +c= 16*c+toupper(*id_first)-'A'+10; +} +break; +case'\\':c= '\\';break; +case'\'':c= '\'';break; +case'\"':c= '\"';break; +default:err_print("! Unrecognized escape sequence"); + +} +} + +app_repl(constant); +if(c>=100)app_repl('0'+c/100); +if(c>=10)app_repl('0'+(c/10)%10); +app_repl('0'+c%10); +app_repl(constant); +} +break; + +/*:80*/ +#line 1260 "cwebdir/ctangle.w" +; +case definition:case format_code:case begin_C:if(t!=section_name)goto done; +else{ +err_print("! @d, @f and @c are ignored in C text");continue; + +} +case new_section:goto done; + +/*:77*/ +#line 1210 "cwebdir/ctangle.w" + +case')':app_repl(a); +if(t==macro)app_repl(' '); +break; +default:app_repl(a); +} +done:next_control= (eight_bits)a; +if(text_ptr> text_info_end)overflow("text"); +cur_text= text_ptr;(++text_ptr)->tok_start= tok_ptr; +} + +/*:75*//*82:*/ +#line 1357 "cwebdir/ctangle.w" + +#line 363 "cwebdir/ctang-w2c.ch" +static void +scan_section(void) +#line 1360 "cwebdir/ctangle.w" +{ +name_pointer p; +text_pointer q; +sixteen_bits a; +section_count++;no_where= 1; +if(*(loc-1)=='*'&&show_progress){ +printf("*%d",section_count);update_terminal; +} +next_control= 0; +while(1){ +/*83:*/ +#line 1396 "cwebdir/ctangle.w" + +while(next_control<definition) + +if((next_control= skip_ahead())==section_name){ +loc-= 2;next_control= get_next(); +} + +/*:83*/ +#line 1371 "cwebdir/ctangle.w" +; +if(next_control==definition){ +/*84:*/ +#line 1403 "cwebdir/ctangle.w" +{ +while((next_control= get_next())=='\n'); +if(next_control!=identifier){ +err_print("! Definition flushed, must start with identifier"); + +continue; +} +app_repl(((a= id_lookup(id_first,id_loc,0)-name_dir)/0400)+0200); + +app_repl(a%0400); +if(*loc!='('){ +app_repl(string);app_repl(' ');app_repl(string); +} +scan_repl(macro); +cur_text->text_link= 0; +} + +/*:84*/ +#line 1373 "cwebdir/ctangle.w" + +continue; +} +if(next_control==begin_C){ +p= name_dir;break; +} +if(next_control==section_name){ +p= cur_section_name; +/*85:*/ +#line 1428 "cwebdir/ctangle.w" + +while((next_control= get_next())=='+'); +if(next_control!='='&&next_control!=eq_eq) +continue; + +/*:85*/ +#line 1381 "cwebdir/ctangle.w" +; +break; +} +return; +} +no_where= print_where= 0; +/*86:*/ +#line 1433 "cwebdir/ctangle.w" + +/*87:*/ +#line 1438 "cwebdir/ctangle.w" + +store_two_bytes((sixteen_bits)(0150000+section_count)); + + +/*:87*/ +#line 1434 "cwebdir/ctangle.w" +; +scan_repl(section_name); +/*88:*/ +#line 1442 "cwebdir/ctangle.w" + +if(p==name_dir||p==0){ +(last_unnamed)->text_link= cur_text-text_info;last_unnamed= cur_text; +} +else if(p->equiv==(char*)text_info)p->equiv= (char*)cur_text; + +else{ +q= (text_pointer)p->equiv; +while(q->text_link<section_flag) +q= q->text_link+text_info; +q->text_link= cur_text-text_info; +} +cur_text->text_link= section_flag; + + +/*:88*/ +#line 1436 "cwebdir/ctangle.w" +; + +/*:86*/ +#line 1387 "cwebdir/ctangle.w" +; +} + +/*:82*//*90:*/ +#line 1460 "cwebdir/ctangle.w" + +#line 381 "cwebdir/ctang-w2c.ch" +static void +phase_one(void){ +#line 1463 "cwebdir/ctangle.w" +phase= 1; +section_count= 0; +reset_input(); +skip_limbo(); +while(!input_has_ended)scan_section(); +check_complete(); +phase= 2; +} + +/*:90*//*92:*/ +#line 1478 "cwebdir/ctangle.w" + +#line 399 "cwebdir/ctang-w2c.ch" +static void +skip_limbo(void) +#line 1481 "cwebdir/ctangle.w" +{ +char c; +while(1){ +if(loc> limit&&get_line()==0)return; +*(limit+1)= '@'; +while(*loc!='@')loc++; +if(loc++<=limit){ +c= *loc++; +if(ccode[(eight_bits)c]==new_section)break; +switch(ccode[(eight_bits)c]){ +case translit_code:/*93:*/ +#line 1507 "cwebdir/ctangle.w" + +while(xisspace(*loc)&&loc<limit)loc++; +loc+= 3; +if(loc> limit||!xisxdigit(*(loc-3))||!xisxdigit(*(loc-2)) +||(*(loc-3)>='0'&&*(loc-3)<='7')||!xisspace(*(loc-1))) +err_print("! Improper hex number following @l"); + +else{ +unsigned i; +char*beg; +sscanf(loc-3,"%x",&i); +while(xisspace(*loc)&&loc<limit)loc++; +beg= loc; +while(loc<limit&&(xisalpha(*loc)||xisdigit(*loc)||*loc=='_'))loc++; +if(loc-beg>=translit_length) +err_print("! Replacement string in @l too long"); + +else{ +strncpy(translit[i-0200],beg,loc-beg); +translit[i-0200][loc-beg]= '\0'; +} +} + +/*:93*/ +#line 1491 "cwebdir/ctangle.w" +;break; +case format_code:case'@':break; +case control_text:if(c=='q'||c=='Q'){ +while((c= skip_ahead())=='@'); +if(*(loc-1)!='>') +err_print("! Double @ should be used in control text"); + +break; +} +default:err_print("! Double @ should be used in limbo"); + +} +} +} +} + +/*:92*//*94:*/ +#line 1533 "cwebdir/ctangle.w" + +void +#line 408 "cwebdir/ctang-w2c.ch" + print_stats(void){ +#line 1536 "cwebdir/ctangle.w" +printf("\nMemory usage statistics:\n"); +printf("%ld names (out of %ld)\n", +(long)(name_ptr-name_dir),(long)max_names); +printf("%ld replacement texts (out of %ld)\n", +(long)(text_ptr-text_info),(long)max_texts); +printf("%ld bytes (out of %ld)\n", +(long)(byte_ptr-byte_mem),(long)max_bytes); +printf("%ld tokens (out of %ld)\n", +(long)(tok_ptr-tok_mem),(long)max_toks); +} + +/*:94*/ |