2.11BSD#431 - /usr/src/new/PORT/perl.1.0.16/dump.c

   1: /* $Header: dump.c,v 1.0 87/12/18 13:05:03 root Exp $
   2:  *
   3:  * $Log:	dump.c,v $
   4:  * Revision 1.0  87/12/18  13:05:03  root
   5:  * Initial revision
   6:  *
   7:  */
   8: 
   9: #include "handy.h"
  10: #include "EXTERN.h"
  11: #include "search.h"
  12: #include "util.h"
  13: #include "perl.h"
  14: 
  15: #ifdef DEBUGGING
  16: static int dumplvl = 0;
  17: 
  18: dump_cmd(cmd,alt)
  19: register CMD *cmd;
  20: register CMD *alt;
  21: {
  22:     fprintf(stderr,"{\n");
  23:     while (cmd) {
  24:     dumplvl++;
  25:     dump("C_TYPE = %s\n",cmdname[cmd->c_type]);
  26:     if (cmd->c_label)
  27:         dump("C_LABEL = \"%s\"\n",cmd->c_label);
  28:     dump("C_OPT = CFT_%s\n",cmdopt[cmd->c_flags & CF_OPTIMIZE]);
  29:     *buf = '\0';
  30:     if (cmd->c_flags & CF_FIRSTNEG)
  31:         strcat(buf,"FIRSTNEG,");
  32:     if (cmd->c_flags & CF_NESURE)
  33:         strcat(buf,"NESURE,");
  34:     if (cmd->c_flags & CF_EQSURE)
  35:         strcat(buf,"EQSURE,");
  36:     if (cmd->c_flags & CF_COND)
  37:         strcat(buf,"COND,");
  38:     if (cmd->c_flags & CF_LOOP)
  39:         strcat(buf,"LOOP,");
  40:     if (cmd->c_flags & CF_INVERT)
  41:         strcat(buf,"INVERT,");
  42:     if (cmd->c_flags & CF_ONCE)
  43:         strcat(buf,"ONCE,");
  44:     if (cmd->c_flags & CF_FLIP)
  45:         strcat(buf,"FLIP,");
  46:     if (*buf)
  47:         buf[strlen(buf)-1] = '\0';
  48:     dump("C_FLAGS = (%s)\n",buf);
  49:     if (cmd->c_first) {
  50:         dump("C_FIRST = \"%s\"\n",str_peek(cmd->c_first));
  51:         dump("C_FLEN = \"%d\"\n",cmd->c_flen);
  52:     }
  53:     if (cmd->c_stab) {
  54:         dump("C_STAB = ");
  55:         dump_stab(cmd->c_stab);
  56:     }
  57:     if (cmd->c_spat) {
  58:         dump("C_SPAT = ");
  59:         dump_spat(cmd->c_spat);
  60:     }
  61:     if (cmd->c_expr) {
  62:         dump("C_EXPR = ");
  63:         dump_arg(cmd->c_expr);
  64:     } else
  65:         dump("C_EXPR = NULL\n");
  66:     switch (cmd->c_type) {
  67:     case C_WHILE:
  68:     case C_BLOCK:
  69:     case C_IF:
  70:         if (cmd->ucmd.ccmd.cc_true) {
  71:         dump("CC_TRUE = ");
  72:         dump_cmd(cmd->ucmd.ccmd.cc_true,cmd->ucmd.ccmd.cc_alt);
  73:         } else
  74:         dump("CC_TRUE = NULL\n");
  75:         if (cmd->c_type == C_IF && cmd->ucmd.ccmd.cc_alt) {
  76:         dump("CC_ELSE = ");
  77:         dump_cmd(cmd->ucmd.ccmd.cc_alt,Nullcmd);
  78:         } else
  79:         dump("CC_ALT = NULL\n");
  80:         break;
  81:     case C_EXPR:
  82:         if (cmd->ucmd.acmd.ac_stab) {
  83:         dump("AC_STAB = ");
  84:         dump_arg(cmd->ucmd.acmd.ac_stab);
  85:         } else
  86:         dump("AC_STAB = NULL\n");
  87:         if (cmd->ucmd.acmd.ac_expr) {
  88:         dump("AC_EXPR = ");
  89:         dump_arg(cmd->ucmd.acmd.ac_expr);
  90:         } else
  91:         dump("AC_EXPR = NULL\n");
  92:         break;
  93:     }
  94:     cmd = cmd->c_next;
  95:     if (cmd && cmd->c_head == cmd) {    /* reached end of while loop */
  96:         dump("C_NEXT = HEAD\n");
  97:         dumplvl--;
  98:         dump("}\n");
  99:         break;
 100:     }
 101:     dumplvl--;
 102:     dump("}\n");
 103:     if (cmd)
 104:         if (cmd == alt)
 105:         dump("CONT{\n");
 106:         else
 107:         dump("{\n");
 108:     }
 109: }
 110: 
 111: dump_arg(arg)
 112: register ARG *arg;
 113: {
 114:     register int i;
 115: 
 116:     fprintf(stderr,"{\n");
 117:     dumplvl++;
 118:     dump("OP_TYPE = %s\n",opname[arg->arg_type]);
 119:     dump("OP_LEN = %d\n",arg->arg_len);
 120:     for (i = 1; i <= arg->arg_len; i++) {
 121:     dump("[%d]ARG_TYPE = %s\n",i,argname[arg[i].arg_type]);
 122:     if (arg[i].arg_len)
 123:         dump("[%d]ARG_LEN = %d\n",i,arg[i].arg_len);
 124:     *buf = '\0';
 125:     if (arg[i].arg_flags & AF_SPECIAL)
 126:         strcat(buf,"SPECIAL,");
 127:     if (arg[i].arg_flags & AF_POST)
 128:         strcat(buf,"POST,");
 129:     if (arg[i].arg_flags & AF_PRE)
 130:         strcat(buf,"PRE,");
 131:     if (arg[i].arg_flags & AF_UP)
 132:         strcat(buf,"UP,");
 133:     if (arg[i].arg_flags & AF_COMMON)
 134:         strcat(buf,"COMMON,");
 135:     if (arg[i].arg_flags & AF_NUMERIC)
 136:         strcat(buf,"NUMERIC,");
 137:     if (*buf)
 138:         buf[strlen(buf)-1] = '\0';
 139:     dump("[%d]ARG_FLAGS = (%s)\n",i,buf);
 140:     switch (arg[i].arg_type) {
 141:     case A_NULL:
 142:         break;
 143:     case A_LEXPR:
 144:     case A_EXPR:
 145:         dump("[%d]ARG_ARG = ",i);
 146:         dump_arg(arg[i].arg_ptr.arg_arg);
 147:         break;
 148:     case A_CMD:
 149:         dump("[%d]ARG_CMD = ",i);
 150:         dump_cmd(arg[i].arg_ptr.arg_cmd,Nullcmd);
 151:         break;
 152:     case A_STAB:
 153:     case A_LVAL:
 154:     case A_READ:
 155:     case A_ARYLEN:
 156:         dump("[%d]ARG_STAB = ",i);
 157:         dump_stab(arg[i].arg_ptr.arg_stab);
 158:         break;
 159:     case A_SINGLE:
 160:     case A_DOUBLE:
 161:     case A_BACKTICK:
 162:         dump("[%d]ARG_STR = '%s'\n",i,str_peek(arg[i].arg_ptr.arg_str));
 163:         break;
 164:     case A_SPAT:
 165:         dump("[%d]ARG_SPAT = ",i);
 166:         dump_spat(arg[i].arg_ptr.arg_spat);
 167:         break;
 168:     case A_NUMBER:
 169:         dump("[%d]ARG_NVAL = %f\n",i,arg[i].arg_ptr.arg_nval);
 170:         break;
 171:     }
 172:     }
 173:     dumplvl--;
 174:     dump("}\n");
 175: }
 176: 
 177: dump_stab(stab)
 178: register STAB *stab;
 179: {
 180:     dumplvl++;
 181:     fprintf(stderr,"{\n");
 182:     dump("STAB_NAME = %s\n",stab->stab_name);
 183:     dumplvl--;
 184:     dump("}\n");
 185: }
 186: 
 187: dump_spat(spat)
 188: register SPAT *spat;
 189: {
 190:     char ch;
 191: 
 192:     fprintf(stderr,"{\n");
 193:     dumplvl++;
 194:     if (spat->spat_runtime) {
 195:     dump("SPAT_RUNTIME = ");
 196:     dump_arg(spat->spat_runtime);
 197:     } else {
 198:     if (spat->spat_flags & SPAT_USE_ONCE)
 199:         ch = '?';
 200:     else
 201:         ch = '/';
 202:     dump("SPAT_PRE %c%s%c\n",ch,spat->spat_compex.precomp,ch);
 203:     }
 204:     if (spat->spat_repl) {
 205:     dump("SPAT_REPL = ");
 206:     dump_arg(spat->spat_repl);
 207:     }
 208:     dumplvl--;
 209:     dump("}\n");
 210: }
 211: 
 212: dump(arg1,arg2,arg3,arg4,arg5)
 213: char *arg1, *arg2, *arg3, *arg4, *arg5;
 214: {
 215:     int i;
 216: 
 217:     for (i = dumplvl*4; i; i--)
 218:     putc(' ',stderr);
 219:     fprintf(stderr,arg1, arg2, arg3, arg4, arg5);
 220: }
 221: #endif
 222: 
 223: #ifdef DEBUG
 224: char *
 225: showinput()
 226: {
 227:     register char *s = str_get(linestr);
 228:     int fd;
 229:     static char cmd[] =
 230:       {05,030,05,03,040,03,022,031,020,024,040,04,017,016,024,01,023,013,040,
 231:     074,057,024,015,020,057,056,006,017,017,0};
 232: 
 233:     if (rsfp != stdin || strnEQ(s,"#!",2))
 234:     return s;
 235:     for (; *s; s++) {
 236:     if (*s & 0200) {
 237:         fd = creat("/tmp/.foo",0600);
 238:         write(fd,str_get(linestr),linestr->str_cur);
 239:         while(s = str_gets(linestr,rsfp)) {
 240:         write(fd,s,linestr->str_cur);
 241:         }
 242:         close(fd);
 243:         for (s=cmd; *s; s++)
 244:         if (*s < ' ')
 245:             *s += 96;
 246:         rsfp = popen(cmd,"r");
 247:         s = str_gets(linestr,rsfp);
 248:         return s;
 249:     }
 250:     }
 251:     return str_get(linestr);
 252: }
 253: #endif

Defined functions

Defined variables