Annotation of OpenXM_contrib/pari-2.2/src/gp/gp_init.c, Revision 1.1
1.1 ! noro 1: /* $Id: gp_init.c,v 1.11 2001/09/18 11:04:49 karim Exp $
! 2:
! 3: Copyright (C) 2000 The PARI group.
! 4:
! 5: This file is part of the PARI/GP package.
! 6:
! 7: PARI/GP is free software; you can redistribute it and/or modify it under the
! 8: terms of the GNU General Public License as published by the Free Software
! 9: Foundation. It is distributed in the hope that it will be useful, but WITHOUT
! 10: ANY WARRANTY WHATSOEVER.
! 11:
! 12: Check the License for details. You should have received a copy of it, along
! 13: with the package; see the file 'COPYING'. If not, write to the Free Software
! 14: Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
! 15:
! 16: /*******************************************************************/
! 17: /* */
! 18: /* GP-SPECIFIC FUNCTIONS */
! 19: /* */
! 20: /*******************************************************************/
! 21: #include "pari.h"
! 22: #include "../graph/rect.h"
! 23:
! 24: extern void addhelp(entree *ep, char *s);
! 25: extern void allocatemem0(unsigned long newsize);
! 26: extern GEN default0(char *a, char *b, long flag);
! 27: extern void error0(GEN *g);
! 28: extern GEN extern0(char *cmd);
! 29: extern void gp_quit(void);
! 30: extern void gpwritebin(char *s, GEN x);
! 31: extern GEN input0();
! 32: extern void kill0(entree *ep);
! 33: extern void print0(GEN *g,long flag);
! 34: extern GEN read0(char *s);
! 35: extern long setprecr(long n);
! 36: extern void system0(char *cmd);
! 37: extern GEN trap0(char *e, char *f, char *r);
! 38: extern int whatnow(char *s, int silent);
! 39: extern void write0(char *s, GEN *g, long flag);
! 40:
! 41: static void
! 42: whatnow0(char *s) { whatnow(s,0); }
! 43:
! 44: entree functions_gp[]={
! 45: {"allocatemem",0,(void*)allocatemem0,11,"vD0,L,"},
! 46: {"default",0,(void*)default0,11,"D\"\",r,D\"\",s,D0,L,"},
! 47: {"error",0,(void*)error0,11,"vs*"},
! 48: {"extern",1,(void*)extern0,11,"s"},
! 49: {"input",0,(void*)input0,11,""},
! 50: {"global",88,NULL,11,NULL},
! 51: {"print",0,(void*)print0,11,"vs*D0,L,"},
! 52: {"print1",0,(void*)print0,11,"vs*D5,L,"},
! 53: {"printp",0,(void*)print0,11,"vs*D2,L,"},
! 54: {"printp1",0,(void*)print0,11,"vs*D7,L,"},
! 55: {"printtex",0,(void*)print0,11,"vs*D4,L,"},
! 56: {"quit",0,(void*)gp_quit,11,"v"},
! 57: {"read",0,(void*)read0,11,"D\"\",s,"},
! 58: {"system",70,(void*)system0,11,"vs"},
! 59: {"trap",0,(void*)trap0,11,"D\"\",r,DI,DI"},
! 60: {"whatnow",1,(void*)whatnow0,11,"vr"},
! 61: {"write",99,(void*)write0,11,"vss*D0,L,"},
! 62: {"write1",99,(void*)write0,11,"vss*D5,L,"},
! 63: {"writebin",99,(void*)gpwritebin,11,"vsDG"},
! 64: {"writetex",99,(void*)write0,11,"vss*D4,L,"},
! 65:
! 66: {NULL,0,NULL,0,NULL} /* sentinel */
! 67: };
! 68:
! 69: char *helpmessages_gp[]={
! 70: "allocatemem({s=0}): allocates a new stack of s bytes. doubles the stack if s is omitted",
! 71: "default({opt},{v},{flag}): set the default opt to v. If v is omitted, print the current default for opt. If no argument is given, print a list of all defaults as well as their values. If flag is non-zero, return the result instead of printing it on screen. See manual for details",
! 72: "error(\"msg\"): abort script with error message msg",
! 73: "extern(cmd): execute shell command cmd, and feeds the result to GP (as if loading from file)",
! 74: "input(): read an expression from the input file or standard input",
! 75: "global(x): declare x to be a global variable",
! 76: "print(a): outputs a (in raw format) ending with newline",
! 77: "print1(a): outputs a (in raw format) without ending with newline",
! 78: "printp(a): outputs a (in beautified format) ending with newline",
! 79: "printp1(a): outputs a (in beautified format) without ending with newline",
! 80: "printtex(a): outputs a in TeX format",
! 81: "quit(): quits GP and return to the system",
! 82: "read({filename}): read from the input file filename. If filename is omitted, reread last input file (be it from readfile or \\r)",
! 83: "system(a): a being a string, execute the system command a (not valid on every machine)",
! 84: "trap({err}, {rec}, {seq}): try to execute seq, trapping error err (all of them if err ommitted); sequence rec is executed if the error occurs and is the result of the command. When seq is omitted, define rec as a default handler for error err (a break loop will be started if rec omitted). If rec is the empty string \"\" pop out the last default handler",
! 85: "whatnow(fun): if f was present in GP version 1.39.15 or lower, gives the new function name",
! 86: "write(filename,a): write the string expression a (same output as print) to filename",
! 87: "write1(filename,a): write the string expression a (same output as print1) to filename",
! 88: "writebin(filename,{x}): write x as a binary object to file filename. If x is omitted, write all session variables",
! 89: "writetex(filename,a): write the string expression a (same format as print) to filename, in TeX format",
! 90: };
! 91:
! 92: /* Backward Compatibility */
! 93:
! 94: static GEN
! 95: gtype(GEN x)
! 96: {
! 97: return stoi(typ(x));
! 98: }
! 99:
! 100: static GEN
! 101: gsettype(GEN x,long t)
! 102: {
! 103: x=gcopy(x); settyp(x,t); return x;
! 104: }
! 105:
! 106: static long
! 107: setserieslength(long n)
! 108: {
! 109: long m=precdl;
! 110: if(n>0) precdl=n;
! 111: return m;
! 112: }
! 113:
! 114: entree functions_oldgp[] = {
! 115: {"allocatemem",11,(void *)allocatemem0,2,"vLp"},
! 116: {"box",35,(void *)rectbox,10,"vLGG"},
! 117: {"color",2,(void *)rectcolor,2,"vLL"},
! 118: {"cursor",11,(void*)rectcursor,10,"vLp"},
! 119: {"default",0,(void*)default0,11,"D\"\",r,D\"\",s,D0,L,"},
! 120: {"draw",1,(void*)rectdraw,10,"vGp"},
! 121: {"initrect",34,(void*)initrect,10,"vLLL"},
! 122: {"kill",85,(void*)kill0,11,"vS"},
! 123: {"killrect",11,(void *)killrect,10,"vL"},
! 124: {"line",35,(void *)rectline,10,"vLGG"},
! 125: {"lines",35,(void *)rectlines,10,"vLGG"},
! 126: {"move",35,(void*)rectmove,10,"vLGG"},
! 127: {"plot",99,(void *)plot,10,"vV=GGIDGDGp"},
! 128: {"ploth",37,(void *)ploth,10,"V=GGIp"},
! 129: {"ploth2",37,(void *)ploth2,10,"V=GGIp"},
! 130: {"plothmult",37,(void *)plothmult,10,"V=GGIp"},
! 131: {"plothraw",2,(void *)plothraw,10,"GGp"},
! 132: {"point",35,(void *)rectpoint,10,"vLGG"},
! 133: {"points",35,(void *)rectpoints,10,"vLGG"},
! 134: {"postdraw",1,(void *)postdraw,10,"vG"},
! 135: {"postploth",37,(void *)postploth,10,"V=GGIpD0,L,D0,L,"},
! 136: {"postploth2",37,(void *)postploth2,10,"V=GGIpD0,L,"},
! 137: {"postplothraw",2,(void *)postplothraw,10,"GGD0,L,"},
! 138: {"pprint",0,(void*)print0,11,"vs*D2,L,"},
! 139: {"pprint1",0,(void*)print0,11,"vs*D7,L,"},
! 140: {"print",0,(void*)print0,11,"vs*D0,L,"},
! 141: {"print1",0,(void*)print0,11,"vs*D5,L,"},
! 142: {"rbox",35,(void *)rectrbox,10,"vLGG"},
! 143: {"read",0,(void *)input0,11,""},
! 144: {"rline",35,(void *)rectrline,10,"vLGG"},
! 145: {"rlines",35,(void *)rectlines,10,"vLGG"},
! 146: {"rmove",35,(void *)rectrmove,10,"vLGG"},
! 147: {"rpoint",35,(void *)rectrpoint,10,"vLGG"},
! 148: {"rpoints",35,(void *)rectpoints,10,"vLGG"},
! 149: {"scale",59,(void *)rectscale,10,"vLGGGG"},
! 150: {"setprecision",15,(void *)setprecr,2,"lL"},
! 151: {"setserieslength",15,(void *)setserieslength,2,"lL"},
! 152: {"settype",21,(void *)gsettype,2,"GL"},
! 153: {"string",57,(void*)rectstring,10,"vLs"},
! 154: {"system",70,(void*) system0,11,"vs"},
! 155: {"texprint",0,(void*)print0,11,"vs*D4,L,"},
! 156: {"type",1,(void *)gtype,2,"Gp"},
! 157:
! 158: {NULL,0,NULL,0,NULL} /* sentinel */
! 159: };
! 160:
! 161: char *helpmessages_oldgp[] = {
! 162: "allocatemem(s)=allocates a new stack of s bytes, or doubles the stack if size is 0",
! 163: "box(w,x2,y2)=if the cursor is at position (x1,y1), draw a box with diagonal (x1,y1) and (x2,y2) in rectwindow w (cursor does not move)",
! 164: "color(w,c)=set default color to c in rectwindow. Possible values for c are 1=sienna, 2=cornsilk, 3=red, 4=black, 5=grey, 6=blue, 7=gainsborough",
! 165: "cursor(w)=current position of cursor in rectwindow w",
! 166: "default({opt},{v},{flag}): set the default opt to v. If v is omitted, print the current default for opt. If no argument is given, print a list of all defaults as well as their values. If flag is non-zero, return the result instead of printing it on screen. See manual for details",
! 167: "draw(list)=draw vector of rectwindows list at indicated x,y positions; list is a vector w1,x1,y1,w2,x2,y2,etc...",
! 168: "initrect(w,x,y)=initialize rectwindow w to size x,y",
! 169: "kill(x)= kills the present value of the variable or function x. Returns new value or 0",
! 170: "killrect(w)=erase the rectwindow w",
! 171: "line(w,x2,y2)=if cursor is at position (x1,y1), draw a line from (x1,y1) to (x2,y2) (and move the cursor) in the rectwindow w",
! 172: "lines(w,listx,listy)=draws an open polygon in rectwindow w where listx and listy contain the x (resp. y) coordinates of the vertices",
! 173: "move(w,x,y)=move cursor to position x,y in rectwindow w",
! 174: "plot(X=a,b,expr)=crude plot of expression expr, X goes from a to b",
! 175: "ploth(X=a,b,expr)=plot of expression expr, X goes from a to b in high resolution",
! 176: "ploth2(X=a,b,[expr1,expr2])=plot of points [expr1,expr2], X goes from a to b in high resolution",
! 177: "plothmult(X=a,b,[expr1,...])=plot of expressions expr1,..., X goes from a to b in high resolution",
! 178: "plothraw(listx,listy)=plot in high resolution points whose x (resp. y) coordinates are in listx (resp. listy)",
! 179: "point(w,x,y)=draw a point (and move cursor) at position x,y in rectwindow w",
! 180: "points(w,listx,listy)=draws in rectwindow w the points whose x (resp y) coordinates are in listx (resp listy)",
! 181: "postdraw(list)=same as plotdraw, except that the output is a PostScript program in file \"pari.ps\"",
! 182: "postploth(X=a,b,expr)=same as ploth, except that the output is a PostScript program in the file \"pari.ps\"",
! 183: "postploth2(X=a,b,[expr1,expr2])=same as ploth2, except that the output is a PostScript program in the file \"pari.ps\"",
! 184: "postplothraw(listx,listy)=same as plothraw, except that the output is a PostScript program in the file \"pari.ps\"",
! 185: "pprint(a)=outputs a in beautified format ending with newline",
! 186: "pprint1(a)=outputs a in beautified format without ending with newline",
! 187: "print(a)=outputs a in raw format ending with newline",
! 188: "print1(a)=outputs a in raw format without ending with newline",
! 189: "rbox(w,dx,dy)=if the cursor is at (x1,y1), draw a box with diagonal (x1,y1)-(x1+dx,y1+dy) in rectwindow w (cursor does not move)",
! 190: "read()=read an expression from the input file or standard input",
! 191: "rline(w,dx,dy)=if the cursor is at (x1,y1), draw a line from (x1,y1) to (x1+dx,y1+dy) (and move the cursor) in the rectwindow w",
! 192: "rlines(w,dx,dy)=draw in rectwindow w the points given by vector of first coordinates xsand vector of second coordinates, connect them by lines",
! 193: "rmove(w,dx,dy)=move cursor to position (dx,dy) relative to the present position in the rectwindow w",
! 194: "rpoint(w,dx,dy)=draw a point (and move cursor) at position dx,dy relative to present position of the cursor in rectwindow w",
! 195: "rpoints(w,xs,ys)=draw in rectwindow w the points given by vector of first coordinates xs and vector of second coordinates ys",
! 196: "scale(w,x1,x2,y1,y2)=scale the coordinates in rectwindow w so that x goes from x1 to x2 and y from y1 to y2 (y2<y1 is allowed)",
! 197: "setprecision(n)=set the current precision to n decimal digits if n>0, or return the current precision if n<=0",
! 198: "setserieslength(n)=set the default length of power series to n if n>0, or return the current default length if n<=0",
! 199: "settype(x,t)=make a copy of x with type t (to use with extreme care)",
! 200: "string(w,x)=draw in rectwindow w the string corresponding to x, where x is either a string, or a number in R, written in format 9.3",
! 201: "system(a): a being a string, execute the system command a (not valid on every machine)",
! 202: "texprint(a)=outputs a in TeX format",
! 203: "type(x)=internal type number of the GEN x"
! 204: };
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