[0e1846] | 1 | /**************************************** |
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| 2 | * Computer Algebra System SINGULAR * |
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| 3 | ****************************************/ |
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[bb354a] | 4 | /* $Id: ipshell.cc,v 1.38 1999-03-15 16:18:53 Singular Exp $ */ |
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[0e1846] | 5 | /* |
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| 6 | * ABSTRACT: |
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| 7 | */ |
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| 8 | |
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| 9 | //#include <stdlib.h> |
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| 10 | #include <stdio.h> |
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| 11 | #include <string.h> |
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| 12 | #include <ctype.h> |
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| 13 | |
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| 14 | #include "mod2.h" |
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| 15 | #include "tok.h" |
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| 16 | #include "ipid.h" |
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| 17 | #include "intvec.h" |
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| 18 | #include "mmemory.h" |
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| 19 | #include "febase.h" |
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| 20 | #include "polys.h" |
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| 21 | #include "ideals.h" |
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| 22 | #include "matpol.h" |
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| 23 | #include "kstd1.h" |
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| 24 | #include "ring.h" |
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| 25 | #include "subexpr.h" |
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| 26 | #include "maps.h" |
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| 27 | #include "syz.h" |
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| 28 | #include "numbers.h" |
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| 29 | #include "lists.h" |
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| 30 | #include "attrib.h" |
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| 31 | #include "ipconv.h" |
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| 32 | #include "silink.h" |
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[f99917f] | 33 | #include "stairc.h" |
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[0e1846] | 34 | #include "ipshell.h" |
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| 35 | |
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| 36 | leftv iiCurrArgs=NULL; |
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| 37 | int traceit = 0; |
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| 38 | char *lastreserved=NULL; |
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| 39 | |
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| 40 | int myynest = -1; |
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| 41 | |
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| 42 | static BOOLEAN iiNoKeepRing=TRUE; |
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| 43 | |
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| 44 | /*0 implementation*/ |
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| 45 | |
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| 46 | char * Tok2Cmdname(int tok) |
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| 47 | { |
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| 48 | int i = 0; |
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| 49 | if (tok < 0) |
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| 50 | { |
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| 51 | return cmds[0].name; |
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| 52 | } |
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| 53 | if (tok==ANY_TYPE) return "any_type"; |
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| 54 | if (tok==NONE) return "nothing"; |
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| 55 | //if (tok==IFBREAK) return "if_break"; |
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| 56 | //if (tok==VECTOR_FROM_POLYS) return "vector_from_polys"; |
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| 57 | //if (tok==ORDER_VECTOR) return "ordering"; |
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| 58 | //if (tok==REF_VAR) return "ref"; |
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| 59 | //if (tok==OBJECT) return "object"; |
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| 60 | //if (tok==PRINT_EXPR) return "print_expr"; |
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| 61 | if (tok==IDHDL) return "identifier"; |
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| 62 | while (cmds[i].tokval!=0) |
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| 63 | { |
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[2c24d8d] | 64 | if ((cmds[i].tokval == tok)&&(cmds[i].alias==0)) |
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[0e1846] | 65 | { |
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| 66 | return cmds[i].name; |
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| 67 | } |
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| 68 | i++; |
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| 69 | } |
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| 70 | return cmds[0].name; |
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| 71 | } |
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| 72 | |
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| 73 | char * iiTwoOps(int t) |
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| 74 | { |
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| 75 | if (t<127) |
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| 76 | { |
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| 77 | static char ch[2]; |
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| 78 | switch (t) |
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| 79 | { |
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| 80 | case '&': |
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| 81 | return "and"; |
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| 82 | case '|': |
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| 83 | return "or"; |
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| 84 | default: |
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| 85 | ch[0]=t; |
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| 86 | ch[1]='\0'; |
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| 87 | return ch; |
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| 88 | } |
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| 89 | } |
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| 90 | switch (t) |
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| 91 | { |
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[057e93c] | 92 | case COLONCOLON: return "::"; |
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[0e1846] | 93 | case DOTDOT: return ".."; |
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| 94 | //case PLUSEQUAL: return "+="; |
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| 95 | //case MINUSEQUAL: return "-="; |
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| 96 | case MINUSMINUS: return "--"; |
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| 97 | case PLUSPLUS: return "++"; |
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| 98 | case EQUAL_EQUAL: return "=="; |
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| 99 | case LE: return "<="; |
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| 100 | case GE: return ">="; |
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| 101 | case NOTEQUAL: return "<>"; |
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| 102 | default: return Tok2Cmdname(t); |
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| 103 | } |
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| 104 | } |
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| 105 | |
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[daeb6d] | 106 | static void list1(char* s, idhdl h,BOOLEAN c, BOOLEAN fullname) |
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[0e1846] | 107 | { |
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| 108 | char buffer[22]; |
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| 109 | int l; |
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[daeb6d] | 110 | char buf2[128]; |
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[0e1846] | 111 | |
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[c62170] | 112 | if(fullname) sprintf(buf2, "%s::%s", "", IDID(h)); |
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| 113 | else sprintf(buf2, "%s", IDID(h)); |
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[daeb6d] | 114 | |
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| 115 | Print("%s%-20.20s [%d] ",s,buf2,IDLEV(h)); |
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[0e1846] | 116 | if (h == currRingHdl) PrintS("*"); |
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| 117 | PrintS(Tok2Cmdname((int)IDTYP(h))); |
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| 118 | |
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| 119 | ipListFlag(h); |
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| 120 | switch(IDTYP(h)) |
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| 121 | { |
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[c5f17b] | 122 | case INT_CMD: Print(" %d",IDINT(h)); break; |
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| 123 | case INTVEC_CMD:Print(" (%d)",IDINTVEC(h)->length()); break; |
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| 124 | case INTMAT_CMD:Print(" %d x %d",IDINTVEC(h)->rows(),IDINTVEC(h)->cols()); |
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| 125 | break; |
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[0e1846] | 126 | case POLY_CMD: |
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[c5f17b] | 127 | case VECTOR_CMD:if (c) |
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| 128 | { |
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| 129 | PrintS(" ");wrp(IDPOLY(h)); |
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| 130 | if(IDPOLY(h) != NULL) |
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| 131 | { |
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| 132 | Print(", %d monomial(s)",pLength(IDPOLY(h))); |
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| 133 | } |
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| 134 | } |
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| 135 | break; |
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| 136 | case MODUL_CMD: Print(", rk %d", IDIDEAL(h)->rank); |
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| 137 | case IDEAL_CMD: Print(", %u generator(s)", |
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| 138 | IDELEMS(IDIDEAL(h)),IDIDEAL(h)->rank); break; |
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[0e1846] | 139 | case MAP_CMD: |
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[c5f17b] | 140 | Print(" from %s",IDMAP(h)->preimage); break; |
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| 141 | case MATRIX_CMD:Print(" %u x %u" |
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| 142 | ,MATROWS(IDMATRIX(h)) |
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| 143 | ,MATCOLS(IDMATRIX(h)) |
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| 144 | ); |
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| 145 | break; |
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[daeb6d] | 146 | case PACKAGE_CMD: |
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[0c6135] | 147 | PrintS(" ("); |
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| 148 | switch (IDPACKAGE(h)->language) |
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| 149 | { |
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| 150 | case LANG_SINGULAR: PrintS("S"); break; |
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| 151 | case LANG_C: PrintS("C"); break; |
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| 152 | case LANG_TOP: PrintS("T"); break; |
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| 153 | case LANG_NONE: PrintS("N"); break; |
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| 154 | default: PrintS("U"); |
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[daeb6d] | 155 | } |
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[0c6135] | 156 | if(IDPACKAGE(h)->libname!=NULL) |
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| 157 | Print(",%s", IDPACKAGE(h)->libname); |
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| 158 | PrintS(")"); |
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[daeb6d] | 159 | break; |
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[c5f17b] | 160 | case PROC_CMD: if(strlen(IDPROC(h)->libname)>0) |
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| 161 | Print(" from %s",IDPROC(h)->libname); |
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| 162 | if(IDPROC(h)->is_static) |
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[0c6135] | 163 | PrintS(" (static)"); |
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[33e521] | 164 | break; |
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[0e1846] | 165 | case STRING_CMD: |
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| 166 | { |
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| 167 | char *s; |
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| 168 | l=strlen(IDSTRING(h)); |
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| 169 | memset(buffer,0,22); |
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| 170 | strncpy(buffer,IDSTRING(h),min(l,20)); |
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| 171 | if ((s=strchr(buffer,'\n'))!=NULL) |
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| 172 | { |
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| 173 | *s='\0'; |
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| 174 | } |
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| 175 | PrintS(" "); |
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| 176 | PrintS(buffer); |
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| 177 | if((s!=NULL) ||(l>20)) |
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| 178 | { |
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| 179 | Print("..., %d char(s)",l); |
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| 180 | } |
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| 181 | break; |
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| 182 | } |
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[c5f17b] | 183 | case LIST_CMD: Print(", size: %d",IDLIST(h)->nr+1); |
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[0e1846] | 184 | break; |
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| 185 | case QRING_CMD: |
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| 186 | case RING_CMD: |
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| 187 | #ifdef RDEBUG |
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[0c6135] | 188 | if (traceit &TRACE_SHOW_RINGS) |
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| 189 | Print(" <%d>",IDRING(h)->no); |
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[0e1846] | 190 | #endif |
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| 191 | break; |
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| 192 | /*default: break;*/ |
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| 193 | } |
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| 194 | PrintLn(); |
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| 195 | } |
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| 196 | |
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| 197 | void type_cmd(idhdl h) |
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| 198 | { |
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| 199 | int saveShortOut=pShortOut; |
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| 200 | pShortOut=1; |
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[daeb6d] | 201 | list1("// ",h,FALSE,FALSE); |
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[0e1846] | 202 | if (IDTYP(h)!=INT_CMD) |
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| 203 | { |
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| 204 | sleftv expr; |
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| 205 | memset(&expr,0,sizeof(expr)); |
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| 206 | expr.rtyp=IDHDL; |
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| 207 | expr.name=IDID(h); |
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| 208 | expr.data=(void *)h; |
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| 209 | expr.Print(); |
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| 210 | } |
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| 211 | pShortOut=saveShortOut; |
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| 212 | } |
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| 213 | |
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[4145db] | 214 | static void killlocals0(int v, idhdl * localhdl) |
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[0e1846] | 215 | { |
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| 216 | idhdl h = *localhdl; |
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| 217 | while (h!=NULL) |
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| 218 | { |
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| 219 | int vv; |
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[fca547] | 220 | //Print("consider %s, lev: %d:",IDID(h),IDLEV(h)); |
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[0e1846] | 221 | if ((vv=IDLEV(h))>0) |
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| 222 | { |
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| 223 | if (vv < v) |
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| 224 | { |
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[c5f17b] | 225 | if (iiNoKeepRing) |
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| 226 | { |
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[fca547] | 227 | //PrintS(" break\n"); |
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[c5f17b] | 228 | return; |
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| 229 | } |
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[0e1846] | 230 | h = IDNEXT(h); |
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[fca547] | 231 | //PrintLn(); |
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[0e1846] | 232 | } |
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| 233 | else if (vv >= v) |
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| 234 | { |
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| 235 | idhdl nexth = IDNEXT(h); |
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| 236 | killhdl(h,localhdl); |
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| 237 | h = nexth; |
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[fca547] | 238 | //PrintS("kill\n"); |
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[0e1846] | 239 | } |
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| 240 | } |
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| 241 | else |
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[fca547] | 242 | { |
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[0e1846] | 243 | h = IDNEXT(h); |
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[fca547] | 244 | //PrintLn(); |
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| 245 | } |
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[0e1846] | 246 | } |
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| 247 | } |
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| 248 | |
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| 249 | void killlocals(int v) |
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| 250 | { |
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[0a3ddd] | 251 | #ifndef HAVE_NAMESPACES |
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[46d09b] | 252 | killlocals0(v,&IDROOT); |
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[0e1846] | 253 | |
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[46d09b] | 254 | idhdl h = IDROOT; |
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[0e1846] | 255 | idhdl sh=currRingHdl; |
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| 256 | BOOLEAN changed=FALSE; |
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| 257 | |
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| 258 | while (h!=NULL) |
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| 259 | { |
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| 260 | if (((IDTYP(h)==QRING_CMD) || (IDTYP(h) == RING_CMD)) |
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| 261 | && (IDRING(h)->idroot!=NULL)) |
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| 262 | { |
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| 263 | if (h!=currRingHdl) {changed=TRUE;rSetHdl(h,FALSE);} |
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| 264 | killlocals0(v,&(IDRING(h)->idroot)); |
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| 265 | } |
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| 266 | h = IDNEXT(h); |
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| 267 | } |
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[0a3ddd] | 268 | #else |
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| 269 | killlocals0(v,&IDROOT); |
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| 270 | |
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| 271 | idhdl h = NSROOT(namespaceroot->root); |
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| 272 | idhdl sh=currRingHdl; |
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| 273 | BOOLEAN changed=FALSE; |
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| 274 | |
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| 275 | while (h!=NULL) |
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| 276 | { |
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| 277 | if (((IDTYP(h)==QRING_CMD) || (IDTYP(h) == RING_CMD)) |
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| 278 | && (IDRING(h)->idroot!=NULL)) |
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| 279 | { |
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| 280 | //Print("=====> Toplevel: ring %s, lev: %d:\n",IDID(h),IDLEV(h)); |
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| 281 | if (h!=currRingHdl) {changed=TRUE;rSetHdl(h,FALSE);} |
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| 282 | killlocals0(v,&(IDRING(h)->idroot)); |
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| 283 | } |
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| 284 | if (IDTYP(h)==PACKAGE_CMD && (IDPACKAGE(h)->idroot!=NULL)) |
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| 285 | { |
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| 286 | idhdl h0 = (IDPACKAGE(h))->idroot; |
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[0c6135] | 287 | |
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[0a3ddd] | 288 | //Print("=====> package: %s, lev: %d:\n",IDID(h),IDLEV(h)); |
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| 289 | while (h0!=NULL) |
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| 290 | { |
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| 291 | if (((IDTYP(h0)==QRING_CMD) || (IDTYP(h0) == RING_CMD)) |
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| 292 | && (IDRING(h0)->idroot!=NULL)) |
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| 293 | { |
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| 294 | //Print("=====> '%s': ring %s, lev: %d:\n",IDID(h),IDID(h0),IDLEV(h0)); |
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| 295 | if (h0!=currRingHdl) {changed=TRUE;rSetHdl(h0,FALSE);} |
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| 296 | killlocals0(v,&(IDRING(h0)->idroot)); |
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| 297 | } |
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| 298 | h0 = IDNEXT(h0); |
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| 299 | } |
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| 300 | killlocals0(v,&((IDPACKAGE(h))->idroot)); |
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| 301 | } |
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| 302 | h = IDNEXT(h); |
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| 303 | } |
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| 304 | #endif /* HAVE_NAMESPACES */ |
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[0e1846] | 305 | if (changed) |
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| 306 | { |
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| 307 | currRing=NULL; |
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| 308 | currRingHdl=NULL; |
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| 309 | rSetHdl(sh,TRUE); |
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| 310 | } |
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[0a3ddd] | 311 | |
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[fca547] | 312 | if (myynest<=1) iiNoKeepRing=TRUE; |
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[0e1846] | 313 | } |
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| 314 | |
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[daeb6d] | 315 | void list_cmd(int typ, const char* what, char *prefix,BOOLEAN iterate, BOOLEAN fullname) |
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[0e1846] | 316 | { |
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| 317 | idhdl h,start; |
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[c62170] | 318 | BOOLEAN all = typ<0; |
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[0e1846] | 319 | BOOLEAN really_all=FALSE; |
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[daeb6d] | 320 | BOOLEAN do_packages=FALSE; |
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[0c6135] | 321 | |
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[c62170] | 322 | if ( typ == -1 ) do_packages=TRUE; |
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[0e1846] | 323 | if ( typ==0 ) |
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| 324 | { |
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| 325 | if (strcmp(what,"all")==0) |
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| 326 | { |
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| 327 | really_all=TRUE; |
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[46d09b] | 328 | h=IDROOT; |
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[0e1846] | 329 | } |
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| 330 | else |
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| 331 | { |
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[0a3ddd] | 332 | #ifdef HAVE_NAMESPACES |
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| 333 | idhdl pack; |
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[7ce950] | 334 | if(strchr(what, ':')!= NULL) |
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[0a3ddd] | 335 | iiname2hdl(what, &pack, &h); |
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| 336 | else h = ggetid(what); |
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| 337 | #else /* HAVE_NAMESPACES */ |
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[0e1846] | 338 | h = ggetid(what); |
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[0a3ddd] | 339 | #endif /* HAVE_NAMESPACES */ |
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[0e1846] | 340 | if (h!=NULL) |
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| 341 | { |
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[daeb6d] | 342 | if (iterate) list1(prefix,h,TRUE,fullname); |
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[c5f17b] | 343 | if ((IDTYP(h)==RING_CMD) |
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[46d09b] | 344 | || (IDTYP(h)==QRING_CMD)) |
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[c5f17b] | 345 | { |
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| 346 | h=IDRING(h)->idroot; |
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| 347 | } |
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[46d09b] | 348 | else if((IDTYP(h)==PACKAGE_CMD) || (IDTYP(h)==POINTER_CMD)) |
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| 349 | { |
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| 350 | //Print("list_cmd:package or pointer\n"); |
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[0a3ddd] | 351 | if(strcmp(IDID(h), "Top")!=0) h=IDPACKAGE(h)->idroot; |
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| 352 | else return; |
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[46d09b] | 353 | } |
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[c5f17b] | 354 | else |
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| 355 | return; |
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[0e1846] | 356 | } |
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| 357 | else |
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| 358 | { |
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| 359 | Werror("%s is undefined",what); |
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| 360 | return; |
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| 361 | } |
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| 362 | } |
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| 363 | all=TRUE; |
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| 364 | } |
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| 365 | else if ((typ>BEGIN_RING) && (typ<END_RING)) |
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| 366 | { |
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| 367 | h = currRing->idroot; |
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| 368 | } |
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| 369 | else |
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[46d09b] | 370 | h = IDROOT; |
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[0e1846] | 371 | start=h; |
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| 372 | while (h!=NULL) |
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| 373 | { |
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| 374 | if ((all && (IDTYP(h)!=PROC_CMD)) || (typ == IDTYP(h)) |
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| 375 | || ((IDTYP(h)==QRING_CMD) && (typ==RING_CMD))) |
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| 376 | { |
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[daeb6d] | 377 | list1(prefix,h,start==currRingHdl, fullname); |
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[46d09b] | 378 | if (((IDTYP(h)==RING_CMD)||(IDTYP(h)==QRING_CMD)) |
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[0e1846] | 379 | && (really_all || (all && (h==currRingHdl))) |
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| 380 | && ((IDLEV(h)==0)||(IDLEV(h)==myynest))) |
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| 381 | { |
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| 382 | list_cmd(0,IDID(h),"// ",FALSE); |
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| 383 | } |
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[46d09b] | 384 | #ifdef HAVE_NAMESPACES |
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[9ccebb] | 385 | if (IDTYP(h)==PACKAGE_CMD && really_all && strcmp(IDID(h), "Top")) |
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[46d09b] | 386 | { |
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| 387 | namespaceroot->push(IDPACKAGE(h), IDID(h)); |
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| 388 | list_cmd(0,IDID(h),"// ",FALSE); |
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| 389 | namespaceroot->pop(); |
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| 390 | } |
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| 391 | #endif /* HAVE_NAMESPACES */ |
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[0e1846] | 392 | } |
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| 393 | h = IDNEXT(h); |
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| 394 | } |
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[daeb6d] | 395 | #ifdef HAVE_NAMESPACES |
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| 396 | if(!namespaceroot->isroot && do_packages) { |
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[c62170] | 397 | namespaceroot->push(namespaceroot->root->pack, "Top", myynest); |
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[daeb6d] | 398 | list_cmd(PACKAGE_CMD,"Top","// ",FALSE, TRUE); |
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[c62170] | 399 | namespaceroot->pop(); |
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[daeb6d] | 400 | } |
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| 401 | #endif /* HAVE_NAMESPACES */ |
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[0e1846] | 402 | } |
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| 403 | |
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| 404 | void test_cmd(int i) |
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| 405 | { |
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| 406 | int ii=(char)i; |
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| 407 | |
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| 408 | if (i == (-32)) |
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| 409 | { |
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| 410 | test = 0; |
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| 411 | } |
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| 412 | else |
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| 413 | { |
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| 414 | if (i<0) |
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| 415 | { |
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| 416 | ii= -i; |
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| 417 | if (Sy_bit(ii) & kOptions) |
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| 418 | { |
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| 419 | Warn("use the option command"); |
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| 420 | test &= ~Sy_bit(ii); |
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| 421 | } |
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| 422 | else if (Sy_bit(ii) & validOpts) |
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| 423 | test &= ~Sy_bit(ii); |
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| 424 | } |
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| 425 | else if (i<32) |
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| 426 | { |
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| 427 | if (Sy_bit(ii) & kOptions) |
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| 428 | { |
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| 429 | Warn("use the option command"); |
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| 430 | test |= Sy_bit(ii); |
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| 431 | } |
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| 432 | else if (Sy_bit(ii) & validOpts) |
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| 433 | test |= Sy_bit(ii); |
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| 434 | } |
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| 435 | } |
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| 436 | } |
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| 437 | |
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| 438 | int exprlist_length(leftv v) |
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| 439 | { |
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| 440 | int rc = 0; |
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| 441 | while (v!=NULL) |
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| 442 | { |
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| 443 | switch (v->Typ()) |
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| 444 | { |
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| 445 | case INT_CMD: |
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| 446 | case POLY_CMD: |
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| 447 | case VECTOR_CMD: |
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| 448 | case NUMBER_CMD: |
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| 449 | rc++; |
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| 450 | break; |
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| 451 | case INTVEC_CMD: |
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| 452 | case INTMAT_CMD: |
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| 453 | rc += ((intvec *)(v->Data()))->length(); |
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| 454 | break; |
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| 455 | case MATRIX_CMD: |
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| 456 | case IDEAL_CMD: |
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| 457 | case MODUL_CMD: |
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| 458 | { |
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| 459 | matrix mm = (matrix)(v->Data()); |
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| 460 | rc += mm->rows() * mm->cols(); |
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| 461 | } |
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| 462 | break; |
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| 463 | case LIST_CMD: |
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| 464 | rc+=((lists)v->Data())->nr+1; |
---|
| 465 | break; |
---|
| 466 | default: |
---|
| 467 | rc++; |
---|
| 468 | } |
---|
| 469 | v = v->next; |
---|
| 470 | } |
---|
| 471 | return rc; |
---|
| 472 | } |
---|
| 473 | |
---|
| 474 | void iiWriteMatrix(matrix im, const char *n, int dim,int spaces) |
---|
| 475 | { |
---|
| 476 | int i,ii = MATROWS(im)-1; |
---|
| 477 | int j,jj = MATCOLS(im)-1; |
---|
| 478 | poly *pp = im->m; |
---|
| 479 | |
---|
| 480 | for (i=0; i<=ii; i++) |
---|
| 481 | { |
---|
| 482 | for (j=0; j<=jj; j++) |
---|
| 483 | { |
---|
| 484 | if (spaces>0) |
---|
| 485 | Print("%-*.*s",spaces,spaces," "); |
---|
| 486 | if (dim == 2) Print("%s[%u,%u]=",n,i+1,j+1); |
---|
| 487 | else if (dim == 1) Print("%s[%u]=",n,j+1); |
---|
| 488 | else if (dim == 0) Print("%s=",n); |
---|
| 489 | if ((i<ii)||(j<jj)) pWrite(*pp++); |
---|
| 490 | else pWrite0(*pp); |
---|
| 491 | } |
---|
| 492 | } |
---|
| 493 | } |
---|
| 494 | |
---|
| 495 | char * iiStringMatrix(matrix im, int dim,char ch) |
---|
| 496 | { |
---|
| 497 | int i,ii = MATROWS(im); |
---|
| 498 | int j,jj = MATCOLS(im); |
---|
| 499 | poly *pp = im->m; |
---|
| 500 | char *s=StringSet(""); |
---|
| 501 | |
---|
| 502 | for (i=0; i<ii; i++) |
---|
| 503 | { |
---|
| 504 | for (j=0; j<jj; j++) |
---|
| 505 | { |
---|
| 506 | pString0(*pp++); |
---|
| 507 | s=StringAppend("%c\n",ch); |
---|
| 508 | } |
---|
| 509 | } |
---|
| 510 | s[strlen(s)-2]='\0'; |
---|
| 511 | return s; |
---|
| 512 | } |
---|
| 513 | |
---|
| 514 | int IsPrime(int p) /* brute force !!!! */ |
---|
| 515 | { |
---|
| 516 | int i,j; |
---|
| 517 | if (p == 0) return 0; |
---|
| 518 | else if (p == 1) return 1/*1*/; |
---|
| 519 | else if (p == 2) return p; |
---|
| 520 | else if (p < 0) return (-IsPrime(-p)); |
---|
| 521 | else if (!(p & 1)) return IsPrime(p-1); |
---|
| 522 | for (j=p/2+1,i=3; i<p; i+=2) |
---|
| 523 | { |
---|
| 524 | if ((p%i) == 0) return IsPrime(p-2); |
---|
| 525 | if (j < i) return p; |
---|
| 526 | } |
---|
| 527 | return p; |
---|
| 528 | } |
---|
| 529 | |
---|
| 530 | BOOLEAN iiWRITE(leftv res,leftv v) |
---|
| 531 | { |
---|
| 532 | sleftv vf; |
---|
| 533 | if (iiConvert(v->Typ(),LINK_CMD,iiTestConvert(v->Typ(),LINK_CMD),v,&vf)) |
---|
| 534 | { |
---|
[da97958] | 535 | WerrorS("link expected"); |
---|
[0e1846] | 536 | return TRUE; |
---|
| 537 | } |
---|
| 538 | si_link l=(si_link)vf.Data(); |
---|
[d754b7] | 539 | if (vf.next == NULL) |
---|
| 540 | { |
---|
[da97958] | 541 | WerrorS("write: need at least two arguments"); |
---|
[d754b7] | 542 | return TRUE; |
---|
| 543 | } |
---|
| 544 | |
---|
[0e1846] | 545 | BOOLEAN b=slWrite(l,vf.next); /* iiConvert preserves next */ |
---|
| 546 | if (b) |
---|
| 547 | { |
---|
| 548 | const char *s; |
---|
| 549 | if ((l!=NULL)&&(l->name!=NULL)) s=l->name; |
---|
| 550 | else s=sNoName; |
---|
| 551 | Werror("cannot write to %s",s); |
---|
| 552 | } |
---|
| 553 | vf.CleanUp(); |
---|
| 554 | return b; |
---|
| 555 | } |
---|
| 556 | |
---|
| 557 | leftv iiMap(map theMap, char * what) |
---|
| 558 | { |
---|
| 559 | idhdl w,r; |
---|
| 560 | leftv v; |
---|
| 561 | int i; |
---|
| 562 | |
---|
[46d09b] | 563 | #ifdef HAVE_NAMESPACES |
---|
[0a3ddd] | 564 | idhdl pack; |
---|
| 565 | //r=namespaceroot->get(theMap->preimage,myynest); |
---|
| 566 | iiname2hdl(theMap->preimage,&pack,&r); |
---|
[46d09b] | 567 | #else |
---|
[0e1846] | 568 | r=idroot->get(theMap->preimage,myynest); |
---|
[46d09b] | 569 | #endif /* HAVE_NAMESPACES */ |
---|
[0e1846] | 570 | if ((r!=NULL) && ((r->typ == RING_CMD) || (r->typ== QRING_CMD))) |
---|
| 571 | { |
---|
[be0d84] | 572 | if (!nSetMap(rInternalChar(IDRING(r)), |
---|
[c5f17b] | 573 | IDRING(r)->parameter, |
---|
[17e692] | 574 | rPar(IDRING(r)), |
---|
[0c6135] | 575 | IDRING(r)->minpoly)) |
---|
[0e1846] | 576 | { |
---|
[811826] | 577 | Werror("can not map from ground field of %s to current ground field", theMap->preimage); |
---|
[0e1846] | 578 | return NULL; |
---|
| 579 | } |
---|
| 580 | if (IDELEMS(theMap)<IDRING(r)->N) |
---|
| 581 | { |
---|
[c5f17b] | 582 | theMap->m=(polyset)ReAlloc((ADDRESS)theMap->m, |
---|
| 583 | IDELEMS(theMap)*sizeof(poly), |
---|
| 584 | (IDRING(r)->N)*sizeof(poly)); |
---|
[0e1846] | 585 | for(i=IDELEMS(theMap);i<IDRING(r)->N;i++) |
---|
| 586 | theMap->m[i]=NULL; |
---|
| 587 | IDELEMS(theMap)=IDRING(r)->N; |
---|
| 588 | } |
---|
| 589 | if (what==NULL) |
---|
| 590 | { |
---|
[da97958] | 591 | WerrorS("argument of a map must have a name"); |
---|
[0e1846] | 592 | } |
---|
| 593 | else if ((w=IDRING(r)->idroot->get(what,myynest))!=NULL) |
---|
| 594 | { |
---|
| 595 | v=(leftv)Alloc0(sizeof(*v)); |
---|
| 596 | sleftv tmpW; |
---|
| 597 | memset(&tmpW,0,sizeof(sleftv)); |
---|
| 598 | tmpW.rtyp=IDTYP(w); |
---|
| 599 | tmpW.data=IDDATA(w); |
---|
[e78cce] | 600 | if (maApplyFetch(MAP_CMD,theMap,v,&tmpW,IDRING(r),NULL,NULL,0)) |
---|
[0e1846] | 601 | { |
---|
| 602 | Werror("cannot map %s(%d)",Tok2Cmdname(w->typ),w->typ); |
---|
| 603 | Free((ADDRESS)v,sizeof(*v)); |
---|
| 604 | return NULL; |
---|
| 605 | } |
---|
| 606 | return v; |
---|
| 607 | } |
---|
| 608 | else |
---|
[c5f17b] | 609 | { |
---|
[0e1846] | 610 | Werror("%s undefined in %s",what,theMap->preimage); |
---|
[c5f17b] | 611 | } |
---|
[0e1846] | 612 | } |
---|
| 613 | else |
---|
[c5f17b] | 614 | { |
---|
[0e1846] | 615 | Werror("cannot find preimage %s",theMap->preimage); |
---|
[c5f17b] | 616 | } |
---|
[0e1846] | 617 | return NULL; |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | #ifdef OLD_RES |
---|
| 621 | void iiMakeResolv(resolvente r, int length, int rlen, char * name, int typ0, |
---|
| 622 | intvec ** weights) |
---|
| 623 | { |
---|
| 624 | lists L=liMakeResolv(r,length,rlen,typ0,weights); |
---|
| 625 | int i=0; |
---|
| 626 | idhdl h; |
---|
| 627 | char * s=(char *)Alloc(strlen(name)+5); |
---|
| 628 | |
---|
| 629 | while (i<=L->nr) |
---|
| 630 | { |
---|
| 631 | sprintf(s,"%s(%d)",name,i+1); |
---|
| 632 | if (i==0) |
---|
| 633 | h=enterid(mstrdup(s),myynest,typ0,&(currRing->idroot), FALSE); |
---|
| 634 | else |
---|
| 635 | h=enterid(mstrdup(s),myynest,MODUL_CMD,&(currRing->idroot), FALSE); |
---|
| 636 | if (h!=NULL) |
---|
| 637 | { |
---|
| 638 | h->data.uideal=(ideal)L->m[i].data; |
---|
| 639 | h->attribute=L->m[i].attribute; |
---|
| 640 | if (BVERBOSE(V_DEF_RES)) |
---|
| 641 | Print("//defining: %s as %d-th syzygy module\n",s,i+1); |
---|
| 642 | } |
---|
| 643 | else |
---|
| 644 | { |
---|
| 645 | idDelete((ideal *)&(L->m[i].data)); |
---|
| 646 | Warn("cannot define %s",s); |
---|
| 647 | } |
---|
| 648 | //L->m[i].data=NULL; |
---|
| 649 | //L->m[i].rtyp=0; |
---|
| 650 | //L->m[i].attribute=NULL; |
---|
| 651 | i++; |
---|
| 652 | } |
---|
| 653 | Free((ADDRESS)L->m,(L->nr+1)*sizeof(sleftv)); |
---|
| 654 | Free((ADDRESS)L,sizeof(slists)); |
---|
| 655 | Free((ADDRESS)s,strlen(name)+5); |
---|
| 656 | } |
---|
| 657 | #endif |
---|
| 658 | |
---|
| 659 | //resolvente iiFindRes(char * name, int * len, int *typ0) |
---|
| 660 | //{ |
---|
| 661 | // char *s=(char *)Alloc(strlen(name)+5); |
---|
| 662 | // int i=-1; |
---|
| 663 | // resolvente r; |
---|
| 664 | // idhdl h; |
---|
| 665 | // |
---|
| 666 | // do |
---|
| 667 | // { |
---|
| 668 | // i++; |
---|
| 669 | // sprintf(s,"%s(%d)",name,i+1); |
---|
| 670 | // h=currRing->idroot->get(s,myynest); |
---|
| 671 | // } while (h!=NULL); |
---|
| 672 | // *len=i-1; |
---|
| 673 | // if (*len<=0) |
---|
| 674 | // { |
---|
| 675 | // Werror("no objects %s(1),.. found",name); |
---|
| 676 | // Free((ADDRESS)s,strlen(name)+5); |
---|
| 677 | // return NULL; |
---|
| 678 | // } |
---|
| 679 | // r=(ideal *)Alloc(/*(len+1)*/ i*sizeof(ideal)); |
---|
| 680 | // memset(r,0,(*len)*sizeof(ideal)); |
---|
| 681 | // i=-1; |
---|
| 682 | // *typ0=MODUL_CMD; |
---|
| 683 | // while (i<(*len)) |
---|
| 684 | // { |
---|
| 685 | // i++; |
---|
| 686 | // sprintf(s,"%s(%d)",name,i+1); |
---|
| 687 | // h=currRing->idroot->get(s,myynest); |
---|
| 688 | // if (h->typ != MODUL_CMD) |
---|
| 689 | // { |
---|
| 690 | // if ((i!=0) || (h->typ!=IDEAL_CMD)) |
---|
| 691 | // { |
---|
| 692 | // Werror("%s is not of type module",s); |
---|
| 693 | // Free((ADDRESS)r,(*len)*sizeof(ideal)); |
---|
| 694 | // Free((ADDRESS)s,strlen(name)+5); |
---|
| 695 | // return NULL; |
---|
| 696 | // } |
---|
| 697 | // *typ0=IDEAL_CMD; |
---|
| 698 | // } |
---|
| 699 | // if ((i>0) && (idIs0(r[i-1]))) |
---|
| 700 | // { |
---|
| 701 | // *len=i-1; |
---|
| 702 | // break; |
---|
| 703 | // } |
---|
| 704 | // r[i]=IDIDEAL(h); |
---|
| 705 | // } |
---|
| 706 | // Free((ADDRESS)s,strlen(name)+5); |
---|
| 707 | // return r; |
---|
| 708 | //} |
---|
| 709 | |
---|
[4145db] | 710 | static resolvente iiCopyRes(resolvente r, int l) |
---|
[0e1846] | 711 | { |
---|
| 712 | int i; |
---|
| 713 | resolvente res=(ideal *)Alloc0((l+1)*sizeof(ideal)); |
---|
| 714 | |
---|
| 715 | for (i=0; i<l; i++) |
---|
| 716 | res[i]=idCopy(r[i]); |
---|
| 717 | return res; |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | BOOLEAN jjMINRES(leftv res, leftv v) |
---|
| 721 | { |
---|
| 722 | int len=0; |
---|
| 723 | int typ0; |
---|
| 724 | resolvente rr=liFindRes((lists)v->Data(),&len,&typ0); |
---|
| 725 | if (rr==NULL) return TRUE; |
---|
| 726 | resolvente r=iiCopyRes(rr,len); |
---|
| 727 | |
---|
| 728 | syMinimizeResolvente(r,len,0); |
---|
| 729 | Free((ADDRESS)rr,len*sizeof(ideal)); |
---|
| 730 | len++; |
---|
| 731 | res->data=(char *)liMakeResolv(r,len,-1,typ0,NULL); |
---|
| 732 | return FALSE; |
---|
| 733 | } |
---|
| 734 | |
---|
| 735 | BOOLEAN jjBETTI(leftv res, leftv v) |
---|
| 736 | { |
---|
| 737 | resolvente r; |
---|
| 738 | int len; |
---|
| 739 | int reg,typ0; |
---|
| 740 | |
---|
| 741 | r=liFindRes((lists)v->Data(),&len,&typ0); |
---|
| 742 | if (r==NULL) return TRUE; |
---|
| 743 | res->data=(char *)syBetti(r,len,®); |
---|
| 744 | Free((ADDRESS)r,(len)*sizeof(ideal)); |
---|
| 745 | return FALSE; |
---|
| 746 | } |
---|
| 747 | |
---|
| 748 | int iiRegularity(lists L) |
---|
| 749 | { |
---|
| 750 | resolvente r; |
---|
| 751 | int len,reg,typ0; |
---|
| 752 | intvec * dummy; |
---|
| 753 | |
---|
| 754 | r=liFindRes(L,&len,&typ0); |
---|
[c5f17b] | 755 | if (r==NULL) return -2; |
---|
[0e1846] | 756 | dummy=syBetti(r,len,®); |
---|
| 757 | Free((ADDRESS)r,len*sizeof(ideal)); |
---|
| 758 | delete dummy; |
---|
[b40ea49] | 759 | return reg-1; |
---|
[0e1846] | 760 | } |
---|
| 761 | |
---|
| 762 | BOOLEAN iiDebugMarker=TRUE; |
---|
| 763 | void iiDebug() |
---|
| 764 | { |
---|
| 765 | Print("\n-- break point in %s --\n",VoiceName()); |
---|
[057e93c] | 766 | if (iiDebugMarker) VoiceBackTrack(); |
---|
[0e1846] | 767 | char * s; |
---|
| 768 | iiDebugMarker=FALSE; |
---|
| 769 | s = (char *)AllocL(84); |
---|
[87ad70] | 770 | fe_fgets_stdin("",s,80); |
---|
[0e1846] | 771 | if (*s=='\n') |
---|
| 772 | { |
---|
| 773 | iiDebugMarker=TRUE; |
---|
| 774 | } |
---|
[9ccebb] | 775 | #if MDEBUG |
---|
| 776 | else if(strncmp(s,"cont;",5)==0) |
---|
| 777 | { |
---|
| 778 | iiDebugMarker=TRUE; |
---|
| 779 | } |
---|
| 780 | #endif /* MDEBUG */ |
---|
[0e1846] | 781 | else |
---|
| 782 | { |
---|
| 783 | strcat( s, "\n;~\n"); |
---|
| 784 | newBuffer(s,BT_execute); |
---|
| 785 | } |
---|
| 786 | } |
---|
| 787 | |
---|
[0a3ddd] | 788 | int iiDeclCommand(leftv sy, leftv name, int lev,int t, idhdl* root,BOOLEAN isring, BOOLEAN init_b) |
---|
[0e1846] | 789 | { |
---|
| 790 | BOOLEAN res=FALSE; |
---|
[0a3ddd] | 791 | char *id = name->name; |
---|
[0c6135] | 792 | |
---|
[0e1846] | 793 | memset(sy,0,sizeof(sleftv)); |
---|
| 794 | if ((name->name==NULL)||(isdigit(name->name[0]))) |
---|
| 795 | { |
---|
[da97958] | 796 | WerrorS("object to declare is not a name"); |
---|
[0e1846] | 797 | res=TRUE; |
---|
| 798 | } |
---|
| 799 | else |
---|
| 800 | { |
---|
[4b5c87] | 801 | //if (name->rtyp!=0) |
---|
| 802 | //{ |
---|
| 803 | // Warn("`%s` is already in use",name->name); |
---|
| 804 | //} |
---|
[0a3ddd] | 805 | #ifdef HAVE_NAMESPACES |
---|
| 806 | if(name->req_packhdl != NULL && name->packhdl != NULL && |
---|
| 807 | name->req_packhdl != name->packhdl) |
---|
| 808 | id = mstrdup(name->name); |
---|
[0c6135] | 809 | |
---|
[0a3ddd] | 810 | //if(name->req_packhdl != NULL /*&& !isring*/) { |
---|
| 811 | if(name->req_packhdl != NULL && !isring && |
---|
| 812 | IDPACKAGE(name->req_packhdl) != root) { |
---|
| 813 | //Print("iiDeclCommand: PUSH(%s)\n",IDID(name->req_packhdl)); |
---|
| 814 | namespaceroot->push( IDPACKAGE(name->req_packhdl) , |
---|
| 815 | IDID(name->req_packhdl)); |
---|
| 816 | sy->data = (char *)enterid(id,lev,t, |
---|
| 817 | &IDPACKAGE(name->req_packhdl)->idroot,init_b); |
---|
| 818 | namespaceroot->pop(); |
---|
| 819 | } |
---|
| 820 | else |
---|
| 821 | #endif /* HAVE_NAMESPACES */ |
---|
| 822 | { |
---|
| 823 | sy->data = (char *)enterid(id,lev,t,root,init_b); |
---|
| 824 | } |
---|
[0e1846] | 825 | if (sy->data!=NULL) |
---|
| 826 | { |
---|
| 827 | sy->rtyp=IDHDL; |
---|
| 828 | currid=sy->name=IDID((idhdl)sy->data); |
---|
| 829 | name->name=NULL; /* used in enterid */ |
---|
| 830 | //sy->e = NULL; |
---|
| 831 | if (name->next!=NULL) |
---|
| 832 | { |
---|
| 833 | sy->next=(leftv)Alloc(sizeof(sleftv)); |
---|
[0a3ddd] | 834 | res=iiDeclCommand(sy->next,name->next,lev,t,root, isring); |
---|
[0e1846] | 835 | } |
---|
| 836 | } |
---|
| 837 | else res=TRUE; |
---|
| 838 | } |
---|
| 839 | name->CleanUp(); |
---|
| 840 | return res; |
---|
| 841 | } |
---|
| 842 | |
---|
| 843 | BOOLEAN iiParameter(leftv p) |
---|
| 844 | { |
---|
| 845 | if (iiCurrArgs==NULL) |
---|
| 846 | { |
---|
| 847 | if (strcmp(p->name,"#")==0) return FALSE; |
---|
| 848 | Werror("not enough arguments for proc %s",VoiceName()); |
---|
| 849 | p->CleanUp(); |
---|
| 850 | return TRUE; |
---|
| 851 | } |
---|
| 852 | leftv h=iiCurrArgs; |
---|
| 853 | if (strcmp(p->name,"#")==0) |
---|
| 854 | { |
---|
| 855 | iiCurrArgs=NULL; |
---|
| 856 | } |
---|
| 857 | else |
---|
| 858 | { |
---|
| 859 | iiCurrArgs=h->next; |
---|
| 860 | h->next=NULL; |
---|
| 861 | } |
---|
| 862 | BOOLEAN res=iiAssign(p,h); |
---|
| 863 | Free((ADDRESS)h,sizeof(sleftv)); |
---|
| 864 | return res; |
---|
| 865 | } |
---|
| 866 | |
---|
[0a3ddd] | 867 | static BOOLEAN iiInternalExport (leftv v, int toLev) |
---|
[0e1846] | 868 | { |
---|
[0a3ddd] | 869 | idhdl h=(idhdl)v->data; |
---|
| 870 | //Print("iiInternalExport('%s',%d)%s\n", v->name, toLev,""); |
---|
| 871 | if (IDLEV(h)==0) Warn("`%s` is already global",IDID(h)); |
---|
| 872 | else |
---|
[0e1846] | 873 | { |
---|
[0a3ddd] | 874 | h=IDROOT->get(v->name,toLev); |
---|
| 875 | idhdl *root=&IDROOT; |
---|
| 876 | if ((h==NULL)&&(currRing!=NULL)) |
---|
[0e1846] | 877 | { |
---|
[0a3ddd] | 878 | h=currRing->idroot->get(v->name,toLev); |
---|
| 879 | root=&currRing->idroot; |
---|
[0e1846] | 880 | } |
---|
[0a3ddd] | 881 | if ((h!=NULL)&&(IDLEV(h)==toLev)) |
---|
[0e1846] | 882 | { |
---|
[0a3ddd] | 883 | if (IDTYP(h)==v->Typ()) |
---|
[0e1846] | 884 | { |
---|
[ef9012] | 885 | if (BVERBOSE(V_REDEFINE)) |
---|
| 886 | { |
---|
[0a3ddd] | 887 | #ifdef KAI |
---|
[ef9012] | 888 | Warn("!!! redefining %s",IDID(h)); |
---|
[0a3ddd] | 889 | #else |
---|
[bb354a] | 890 | Warn("redefining %s",IDID(h)); |
---|
[0a3ddd] | 891 | #endif |
---|
[ef9012] | 892 | } |
---|
[46d09b] | 893 | #ifdef HAVE_NAMESPACES |
---|
[0a3ddd] | 894 | //if (namespaceroot->currRing==IDRING(h)) namespaceroot->currRing=NULL; |
---|
[46d09b] | 895 | #endif /* HAVE_NAMESPACES */ |
---|
[77ff8e] | 896 | #ifdef USE_IILOCALRING |
---|
[ac00ce8] | 897 | if (iiLocalRing[0]==IDRING(h)) iiLocalRing[0]=NULL; |
---|
[77ff8e] | 898 | #else |
---|
| 899 | if (namespaceroot->root->currRing==IDRING(h)) |
---|
| 900 | namespaceroot->root->currRing=NULL; |
---|
| 901 | #endif |
---|
[0a3ddd] | 902 | killhdl(h,root); |
---|
| 903 | } |
---|
| 904 | else |
---|
| 905 | { |
---|
| 906 | return TRUE; |
---|
| 907 | } |
---|
| 908 | } |
---|
| 909 | h=(idhdl)v->data; |
---|
| 910 | IDLEV(h)=toLev; |
---|
| 911 | iiNoKeepRing=FALSE; |
---|
| 912 | } |
---|
| 913 | return FALSE; |
---|
| 914 | } |
---|
| 915 | |
---|
| 916 | #ifdef HAVE_NAMESPACES |
---|
| 917 | BOOLEAN iiInternalExport (leftv v, int toLev, idhdl roothdl) |
---|
| 918 | { |
---|
| 919 | idhdl h=(idhdl)v->data; |
---|
| 920 | if(h==NULL) { |
---|
| 921 | Warn("'%s': no such identifier\n", v->name); |
---|
| 922 | return FALSE; |
---|
| 923 | } |
---|
| 924 | package rootpack = IDPACKAGE(roothdl); |
---|
| 925 | //Print("iiInternalExport('%s',%d,%s) %s\n", v->name, toLev, IDID(roothdl),""); |
---|
| 926 | // if (IDLEV(h)==0) Warn("`%s` is already global",IDID(h)); |
---|
| 927 | // else |
---|
| 928 | { |
---|
| 929 | /* is not ring or ring-element */ |
---|
| 930 | if( (IDTYP(h) == RING_CMD) || (IDTYP(h) == QRING_CMD)) { |
---|
| 931 | sleftv tmp_expr; |
---|
| 932 | //Print("// ==> Ring set nesting to 0\n"); |
---|
| 933 | //Print("// ++> make a copy of ring\n"); |
---|
| 934 | if(iiInternalExport(v, toLev)) return TRUE; |
---|
| 935 | if(IDPACKAGE(roothdl) != NSPACK(namespaceroot)) { |
---|
| 936 | namespaceroot->push(rootpack, IDID(roothdl)); |
---|
| 937 | //namespaceroot->push(NSPACK(namespaceroot->root), "Top"); |
---|
| 938 | idhdl rl=enterid(mstrdup(v->name), toLev, IDTYP(h), |
---|
| 939 | &(rootpack->idroot), FALSE); |
---|
| 940 | namespaceroot->pop(); |
---|
[0c6135] | 941 | |
---|
[0a3ddd] | 942 | if( rl == NULL) return TRUE; |
---|
| 943 | ring r=(ring)v->Data(); |
---|
| 944 | if(r != NULL) { |
---|
| 945 | if (&IDRING(rl)!=NULL) rKill(rl); |
---|
| 946 | r->ref++; |
---|
| 947 | IDRING(rl)=r; |
---|
[0e1846] | 948 | } |
---|
[0c6135] | 949 | else PrintS("! ! ! ! ! r is empty!!!!!!!!!!!!\n"); |
---|
[0a3ddd] | 950 | } |
---|
| 951 | } |
---|
| 952 | else if ((BEGIN_RING<IDTYP(h)) && (IDTYP(h)<END_RING) |
---|
| 953 | || ((IDTYP(h)==LIST_CMD) && (lRingDependend(IDLIST(h))))) { |
---|
| 954 | //Print("// ==> Ringdependent set nesting to 0\n"); |
---|
| 955 | if(iiInternalExport(v, toLev)) return TRUE; |
---|
| 956 | } else { |
---|
| 957 | if (h==IDROOT) |
---|
| 958 | { |
---|
| 959 | IDROOT=h->next; |
---|
| 960 | } |
---|
| 961 | else |
---|
| 962 | { |
---|
| 963 | idhdl hh=IDROOT; |
---|
| 964 | while ((hh->next!=h)&&(hh->next!=NULL)) |
---|
| 965 | hh=hh->next; |
---|
| 966 | if (hh->next==h) |
---|
| 967 | hh->next=h->next; |
---|
| 968 | else |
---|
| 969 | return TRUE; |
---|
| 970 | } |
---|
| 971 | h->next=rootpack->idroot; |
---|
| 972 | rootpack->idroot=h; |
---|
| 973 | } |
---|
| 974 | IDLEV(h)=toLev; |
---|
| 975 | } |
---|
| 976 | return FALSE; |
---|
| 977 | } |
---|
| 978 | #endif /* HAVE_NAMESAPCES */ |
---|
| 979 | |
---|
| 980 | BOOLEAN iiExport (leftv v, int toLev) |
---|
| 981 | { |
---|
| 982 | BOOLEAN nok=FALSE; |
---|
| 983 | leftv r=v; |
---|
| 984 | while (v!=NULL) |
---|
| 985 | { |
---|
| 986 | if ((v->name==NULL)||(v->rtyp==0)||(v->e!=NULL)) |
---|
| 987 | { |
---|
| 988 | WerrorS("cannot export"); |
---|
| 989 | nok=TRUE; |
---|
| 990 | } |
---|
| 991 | else |
---|
| 992 | { |
---|
| 993 | if(iiInternalExport(v, toLev)) { |
---|
| 994 | r->CleanUp(); |
---|
| 995 | return TRUE; |
---|
[0e1846] | 996 | } |
---|
| 997 | } |
---|
| 998 | v=v->next; |
---|
| 999 | } |
---|
| 1000 | r->CleanUp(); |
---|
| 1001 | return nok; |
---|
| 1002 | } |
---|
| 1003 | |
---|
| 1004 | /*assume root!=idroot*/ |
---|
[0a3ddd] | 1005 | #ifdef HAVE_NAMESPACES |
---|
| 1006 | BOOLEAN iiExport (leftv v, int toLev, idhdl root) |
---|
[0e1846] | 1007 | { |
---|
| 1008 | BOOLEAN nok=FALSE; |
---|
| 1009 | leftv rv=v; |
---|
| 1010 | while (v!=NULL) |
---|
| 1011 | { |
---|
| 1012 | if ((v->name==NULL)||(v->rtyp==0)||(v->e!=NULL) |
---|
| 1013 | ) |
---|
| 1014 | { |
---|
[da97958] | 1015 | WerrorS("cannot export"); |
---|
[0e1846] | 1016 | nok=TRUE; |
---|
| 1017 | } |
---|
| 1018 | else |
---|
| 1019 | { |
---|
| 1020 | idhdl old=root->get(v->name,toLev); |
---|
| 1021 | if (old!=NULL) |
---|
| 1022 | { |
---|
| 1023 | if (IDTYP(old)==v->Typ()) |
---|
| 1024 | { |
---|
[faeb82] | 1025 | if (BVERBOSE(V_REDEFINE)) |
---|
| 1026 | { |
---|
[ef9012] | 1027 | Warn("redefining %s",IDID(old)); |
---|
[faeb82] | 1028 | } |
---|
[0e1846] | 1029 | killhdl(old,&root); |
---|
| 1030 | } |
---|
| 1031 | else |
---|
| 1032 | { |
---|
| 1033 | rv->CleanUp(); |
---|
| 1034 | return TRUE; |
---|
| 1035 | } |
---|
| 1036 | } |
---|
[0a3ddd] | 1037 | if(iiInternalExport(v, toLev, root)) { |
---|
| 1038 | rv->CleanUp(); |
---|
| 1039 | return TRUE; |
---|
[0e1846] | 1040 | } |
---|
| 1041 | } |
---|
| 1042 | v=v->next; |
---|
| 1043 | } |
---|
| 1044 | rv->CleanUp(); |
---|
| 1045 | return nok; |
---|
| 1046 | } |
---|
[0a3ddd] | 1047 | #endif /* HAVE_NAMESPACES */ |
---|
[0e1846] | 1048 | |
---|
| 1049 | BOOLEAN iiCheckRing(int i) |
---|
| 1050 | { |
---|
| 1051 | if (currRingHdl==NULL) |
---|
| 1052 | { |
---|
| 1053 | #ifdef SIQ |
---|
| 1054 | if (siq<=0) |
---|
| 1055 | { |
---|
| 1056 | #endif |
---|
| 1057 | if ((i>BEGIN_RING) && (i<END_RING)) |
---|
| 1058 | { |
---|
[da97958] | 1059 | WerrorS("no ring active"); |
---|
[0e1846] | 1060 | return TRUE; |
---|
| 1061 | } |
---|
| 1062 | #ifdef SIQ |
---|
| 1063 | } |
---|
| 1064 | #endif |
---|
| 1065 | } |
---|
| 1066 | return FALSE; |
---|
| 1067 | } |
---|
[f99917f] | 1068 | |
---|
| 1069 | poly iiHighCorner(ideal I, int ak) |
---|
| 1070 | { |
---|
| 1071 | BOOLEAN *UsedAxis=(BOOLEAN *)Alloc0(pVariables*sizeof(BOOLEAN)); |
---|
| 1072 | int i,n; |
---|
| 1073 | poly po; |
---|
| 1074 | for(i=IDELEMS(I)-1;i>=0;i--) |
---|
| 1075 | { |
---|
| 1076 | po=I->m[i]; |
---|
| 1077 | if ((po!=NULL) &&((n=pIsPurePower(po))!=0)) UsedAxis[n-1]=TRUE; |
---|
| 1078 | } |
---|
| 1079 | for(i=pVariables-1;i>=0;i--) |
---|
| 1080 | { |
---|
| 1081 | if(UsedAxis[i]==FALSE) return NULL; // not zero-dim. |
---|
| 1082 | } |
---|
| 1083 | if (currRing->OrdSgn== -1) |
---|
| 1084 | { |
---|
| 1085 | po=NULL; |
---|
| 1086 | scComputeHC(I,ak,po); |
---|
| 1087 | if (po!=NULL) |
---|
| 1088 | { |
---|
| 1089 | pGetCoeff(po)=nInit(1); |
---|
| 1090 | for (i=pVariables; i>0; i--) |
---|
| 1091 | { |
---|
| 1092 | if (pGetExp(po, i) > 0) pDecrExp(po,i); |
---|
| 1093 | } |
---|
| 1094 | } |
---|
| 1095 | } |
---|
| 1096 | if (po!=NULL) |
---|
| 1097 | { |
---|
| 1098 | pSetComp(po,ak); |
---|
| 1099 | pSetm(po); |
---|
| 1100 | } |
---|
| 1101 | return po; |
---|
| 1102 | } |
---|