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

##### Functions

    adelete           X
    afetch            X
    afree             X
    ajoin             X
    alen              X
    anew              X
    apop              X
    apush             X
    ashift            X
    astore            X
    aunshift          X

       1: /* $Header: array.c,v 1.0 87/12/18 13:04:42 root Exp $
       2:  *
       3:  * $Log:	array.c,v $
       4:  * Revision 1.0  87/12/18  13:04:42  root
       5:  * Initial revision
       6:  *
       7:  */
       8:
       9: #include <stdio.h>
      10: #include "EXTERN.h"
      11: #include "handy.h"
      12: #include "util.h"
      13: #include "search.h"
      14: #include "perl.h"
      15:
      16: STR *
      17: afetch(ar,key)
      18: register ARRAY *ar;
      19: int key;
      20: {
      21:     if (key < 0 || key > ar->ary_max)
      22:     return Nullstr;
      23:     return ar->ary_array[key];
      24: }
      25:
      26: bool
      27: astore(ar,key,val)
      28: register ARRAY *ar;
      29: int key;
      30: STR *val;
      31: {
      32:     bool retval;
      33:
      34:     if (key < 0)
      35:     return FALSE;
      36:     if (key > ar->ary_max) {
      37:     int newmax = key + ar->ary_max;
      38:
      39:     ar->ary_array = (STR**)saferealloc((char*)ar->ary_array,
      40:         (newmax+1) * sizeof(STR*));
      41:     bzero((char*)&ar->ary_array[ar->ary_max+1],
      42:         (newmax - ar->ary_max) * sizeof(STR*));
      43:     ar->ary_max = newmax;
      44:     }
      45:     if (key > ar->ary_fill)
      46:     ar->ary_fill = key;
      47:     retval = (ar->ary_array[key] != Nullstr);
      48:     if (retval)
      49:     str_free(ar->ary_array[key]);
      50:     ar->ary_array[key] = val;
      51:     return retval;
      52: }
      53:
      54: bool
      55: adelete(ar,key)
      56: register ARRAY *ar;
      57: int key;
      58: {
      59:     if (key < 0 || key > ar->ary_max)
      60:     return FALSE;
      61:     if (ar->ary_array[key]) {
      62:     str_free(ar->ary_array[key]);
      63:     ar->ary_array[key] = Nullstr;
      64:     return TRUE;
      65:     }
      66:     return FALSE;
      67: }
      68:
      69: ARRAY *
      70: anew()
      71: {
      72:     register ARRAY *ar = (ARRAY*)safemalloc(sizeof(ARRAY));
      73:
      74:     ar->ary_array = (STR**) safemalloc(5 * sizeof(STR*));
      75:     ar->ary_fill = -1;
      76:     ar->ary_max = 4;
      77:     bzero((char*)ar->ary_array, 5 * sizeof(STR*));
      78:     return ar;
      79: }
      80:
      81: void
      82: afree(ar)
      83: register ARRAY *ar;
      84: {
      85:     register int key;
      86:
      87:     if (!ar)
      88:     return;
      89:     for (key = 0; key <= ar->ary_fill; key++)
      90:     str_free(ar->ary_array[key]);
      91:     safefree((char*)ar->ary_array);
      92:     safefree((char*)ar);
      93: }
      94:
      95: bool
      96: apush(ar,val)
      97: register ARRAY *ar;
      98: STR *val;
      99: {
     100:     return astore(ar,++(ar->ary_fill),val);
     101: }
     102:
     103: STR *
     104: apop(ar)
     105: register ARRAY *ar;
     106: {
     107:     STR *retval;
     108:
     109:     if (ar->ary_fill < 0)
     110:     return Nullstr;
     111:     retval = ar->ary_array[ar->ary_fill];
     112:     ar->ary_array[ar->ary_fill--] = Nullstr;
     113:     return retval;
     114: }
     115:
     116: aunshift(ar,num)
     117: register ARRAY *ar;
     118: register int num;
     119: {
     120:     register int i;
     121:     register STR **sstr,**dstr;
     122:
     123:     if (num <= 0)
     124:     return;
     125:     astore(ar,ar->ary_fill+num,(STR*)0);    /* maybe extend array */
     126:     sstr = ar->ary_array + ar->ary_fill;
     127:     dstr = sstr + num;
     128:     for (i = ar->ary_fill; i >= 0; i--) {
     129:     *dstr-- = *sstr--;
     130:     }
     131:     bzero((char*)(ar->ary_array), num * sizeof(STR*));
     132: }
     133:
     134: STR *
     135: ashift(ar)
     136: register ARRAY *ar;
     137: {
     138:     STR *retval;
     139:
     140:     if (ar->ary_fill < 0)
     141:     return Nullstr;
     142:     retval = ar->ary_array[0];
     143:     bcopy((char*)(ar->ary_array+1),(char*)ar->ary_array,
     144:       ar->ary_fill * sizeof(STR*));
     145:     ar->ary_array[ar->ary_fill--] = Nullstr;
     146:     return retval;
     147: }
     148:
     149: long
     150: alen(ar)
     151: register ARRAY *ar;
     152: {
     153:     return (long)ar->ary_fill;
     154: }
     155:
     156: void
     157: ajoin(ar,delim,str)
     158: register ARRAY *ar;
     159: char *delim;
     160: register STR *str;
     161: {
     162:     register int i;
     163:     register int len;
     164:     register int dlen;
     165:
     166:     if (ar->ary_fill < 0) {
     167:     str_set(str,"");
     168:     STABSET(str);
     169:     return;
     170:     }
     171:     dlen = strlen(delim);
     172:     len = ar->ary_fill * dlen;      /* account for delimiters */
     173:     for (i = ar->ary_fill; i >= 0; i--)
     174:     len += str_len(ar->ary_array[i]);
     175:     str_grow(str,len);          /* preallocate for efficiency */
     176:     str_sset(str,ar->ary_array[0]);
     177:     for (i = 1; i <= ar->ary_fill; i++) {
     178:     str_ncat(str,delim,dlen);
     179:     str_scat(str,ar->ary_array[i]);
     180:     }
     181:     STABSET(str);
     182: }

#### Defined functions

adelete defined in line 54; used 1 times

- in /usr/src/new/PORT/perl.1.0.16/array.h line 17

afetch defined in line 16; used 11 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 277, 286, 585, 618, 658, 1064, 1710-1718(3), 1731
- in /usr/src/new/PORT/perl.1.0.16/array.h line 15

afree defined in line 81; used 2 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 969
- in /usr/src/new/PORT/perl.1.0.16/stab.c line 296

ajoin defined in line 156; used 1 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 1811

alen defined in line 149; used 4 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 404, 1353, 1400
- in /usr/src/new/PORT/perl.1.0.16/array.h line 21

anew defined in line 69; used 9 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 255, 547, 602, 637, 960, 1048
- in /usr/src/new/PORT/perl.1.0.16/array.h line 22
- in /usr/src/new/PORT/perl.1.0.16/stab.c line 291, 321

apop defined in line 103; used 2 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 1764
- in /usr/src/new/PORT/perl.1.0.16/array.h line 18

apush defined in line 95; used 37 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 562-578(15), 609-612(4), 644-652(9), 862, 966, 1055-1057(2), 1402, 1760
- in /usr/src/new/PORT/perl.1.0.16/array.h line 20
- in /usr/src/new/PORT/perl.1.0.16/perly.c line 171
- in /usr/src/new/PORT/perl.1.0.16/stab.c line 294

ashift defined in line 134; used 3 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 405, 1776
- in /usr/src/new/PORT/perl.1.0.16/array.h line 19

astore defined in line 26; used 9 times

- in line 100, 125
- in /usr/src/new/PORT/perl.1.0.16/arg.c line 266, 274, 886, 1024, 1734, 2119
- in /usr/src/new/PORT/perl.1.0.16/array.h line 16

aunshift defined in line 116; used 2 times

- in /usr/src/new/PORT/perl.1.0.16/arg.c line 881, 2118

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