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tAdded argv check - numeric - C++ library with numerical algorithms |
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git clone git://src.adamsgaard.dk/numeric |
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Log |
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LICENSE |
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--- |
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commit 95c6e4f090aa65daa2e9897a7824f4800d756c29 |
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parent 8eb9f011db2f840dba75241b112b9bbb96d87ae9 |
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Author: Anders Damsgaard Christensen <[email protected]> |
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Date: Tue, 22 Jan 2013 17:27:15 +0100 |
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Added argv check |
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Diffstat: |
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M matrixmul/lua-arrofarrs.lua | 9 +++------ |
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M matrixmul/lua-linarr.lua | 9 +++------ |
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2 files changed, 6 insertions(+), 12 deletions(-) |
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--- |
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diff --git a/matrixmul/lua-arrofarrs.lua b/matrixmul/lua-arrofarrs.lua |
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t@@ -1,9 +1,8 @@ |
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-#!/usr/bin/lua |
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+#!/usr/bin/env lua |
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-N = arg[1] |
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+N = tonumber(arg[1]) |
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+if N == nil then error("Sorry, I need matrix width as command line argument") … |
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--- Initialize the matrix A with two's, |
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--- matrix B with random numbers |
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A = {} |
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B = {} |
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C = {} |
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t@@ -17,8 +16,6 @@ for i=1,N do |
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end |
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end |
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--- Multiply matrix A with matrix B, |
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--- store result in matrix C |
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for i=1,N do |
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for j=1,N do |
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sum = 0.0 |
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diff --git a/matrixmul/lua-linarr.lua b/matrixmul/lua-linarr.lua |
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t@@ -1,9 +1,8 @@ |
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-#!/usr/bin/lua |
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+#!/usr/bin/env lua |
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-N = arg[1] |
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+N = tonumber(arg[1]) |
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+if N == nil then error("Sorry, I need matrix width as command line argument") … |
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--- Initialize the matrix A with two's, |
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--- matrix B with random numbers |
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A = {} |
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B = {} |
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for i=1,(N*N) do |
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t@@ -11,8 +10,6 @@ for i=1,(N*N) do |
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B[i] = math.random() |
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end |
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--- Multiply matrix A with matrix B, |
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--- store result in matrix C |
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C = {} |
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for i=1,N do |
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for j=1,N do |
