X-Recipient: archive-cygwin AT delorie DOT com DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:date:message-id:subject:from:to :content-type; q=dns; s=default; b=JszF9By2063CbDMCme0RZrgEb0J02 lITbxH5YMA1g0ZMvhzRgUlhcejd4MDY4ldYf1+STsWsLhPpZ9hOfjTofCxHKJD/e 3Yayqh+C+FyUg1hCc/4qOEuMYxsUiopqmabBTAfgWgo0hkjVvb7j/gWPYgaTQ+07 OPGDq3wmJeUhVg= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:date:message-id:subject:from:to :content-type; s=default; bh=x5n6ak0HhL3N2+wgfcI8tr93Fl8=; b=jZN CyfCse5DOs1GU/RMBQmATp34FeIWFp5y/z9N97tTnstVUYcYGLBl02G0IXwmtckY IkZo8GNdpUIhs34JBvdUTRe8qNHvZFwOXSpv8VDSG7n8aB+O/lRkh1wruMHh3aWX JJZWkm0HTb1FESv07KygUZkrmg0RLg1pk1p6Dm/A= Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=0.9 required=5.0 tests=AWL,BAYES_00,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-lb0-f178.google.com MIME-Version: 1.0 X-Received: by 10.112.54.229 with SMTP id m5mr10959620lbp.125.1448284621767; Mon, 23 Nov 2015 05:17:01 -0800 (PST) Date: Mon, 23 Nov 2015 13:17:01 +0000 Message-ID: Subject: Awk not ouputting results via echo From: Lester Anderson To: cygwin AT cygwin DOT com Content-Type: text/plain; charset=UTF-8 X-IsSubscribed: yes Hello, Having sorted how to access a separate drive location, I have expanded the script to include an awk section which processes new coordinate limits which should pass to img2grd to extract the data grids. However, the awk scripting does not seem to generate any data - is there something I am missing? Modified from a published script #!/bin/bash ruta_elev="Q:/geophys/Potential-field datasets/Topography/topo_17.1.img" ruta_grav="Q:/geophys/Potential-field datasets/Gravity/grav.img.23.1" lon_min=-12 lon_max=0 lat_min=28 lat_max=39 R_d=167 R_i=20 echo $lon_min $lon_max $lat_min $lat_max $R_d $R_i | awk "{R_t=6370; pi=3.14159; lat_av=(($lat_max+$lat_min)/2)*(pi/180.); lon_av=(($lon_min+$lon_max)/2); d_lat_e=($R_d/R_t)*180./pi; d_lon_e=($R_d/(R_t*cos(lat_av)))*180./pi; d_lat_i=($R_i/R_t)*180./pi; d_lon_i=($R_i/(R_t*cos(lat_av)))*180./pi; lon_e_min=$lon_min-d_lon_e; lon_e_max=$lon_max+d_lon_e; lat_e_min=$lat_min-d_lat_e; lat_e_max=$lat_max+d_lat_e; lon_i_min=$lon_min-d_lon_i; lon_i_max=$lon_max+d_lon_i; lat_i_min=$lat_min-d_lat_i; lat_i_max=$lat_max+d_lat_i; print lon_e_min,lon_e_max,lat_e_min,lat_e_max,lon_i_min,lon_i_max,lat_i_min,lat_i_max,lat_av*180./pi,lon_av; }" | read lon_e_min lon_e_max lat_e_min lat_e_max lon_i_min lon_i_max lat_i_min lat_i_max lat_av lon_av proj='m'$lon_av'/'$lat_av'/16' echo $lon_e_min $lon_e_max $lat_e_min $lat_e_max $lon_i_min $lon_i_max $lat_i_min $lat_i_max $lat_av $lon_av # img2grd "$ruta_elev" -V -T1 -R$lon_e_min/$lon_e_max/$lat_e_min/$lat_e_max -S1 -Gelev.grd -I1m -D img2grd "$ruta_grav" -T1 -V -R$lon_e_min/$lon_e_max/$lat_e_min/$lat_e_max -S0.1 -GFA.grd -I1m -D # Any pointers on this, thanks Lester -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple