32 lines
1001 B
C++
32 lines
1001 B
C++
//-----------------------------------------------------------------------------
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// Our entry point for exposing various internal mechanisms.
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//
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// Copyright 2017 whitequark
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//-----------------------------------------------------------------------------
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#include "solvespace.h"
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int main(int argc, char **argv) {
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std::vector<std::string> args = InitPlatform(argc, argv);
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if(args.size() == 3 && args[1] == "expr") {
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std::string expr = args[2], err;
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Expr *e = Expr::Parse(expr.c_str(), &err);
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if(e == NULL) {
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fprintf(stderr, "cannot parse: %s\n", err.c_str());
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} else {
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fprintf(stderr, "%g\n", e->Eval());
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}
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FreeAllTemporary();
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} else {
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fprintf(stderr, "Usage: %s <command> <options>\n", args[0].c_str());
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//-----------------------------------------------------------------------------> 80 col */
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fprintf(stderr, R"(
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Commands:
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expr [expr]
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Evaluate an expression.
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)");
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}
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return 0;
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}
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