File gnuplot-4.2.5-demo.dif of Package gnuplot

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File gnuplot-4.2.5-demo.dif of Package gnuplot

--- demo/fit.dem
+++ demo/fit.dem	2009-06-15 14:13:03.358008816 +0200
@@ -5,6 +5,7 @@
 print "Some examples how data fitting using nonlinear least squares fit"
 print "can be done."
 print ""
+set fit logfile "`mktemp /tmp/fit.log.XXXXXX`"
 pause -1 "first plotting the pure data set  (-> return)"
 
 set title 'data for first fit demo'
@@ -125,7 +126,7 @@ plot 'soundvel.dat', vlong(x), vtrans(x)
 # Must provide an error estimate for a 3d fit. Use constant 1
 fit f(x,y) 'soundvel.dat' using 1:-2:2:(1) via 'sound.par'
 #create soundfit.par, reading from sound.par and updating values
-update 'sound.par' 'soundfit.par'
+update 'sound.par' "`mktemp /tmp/soundfit.par.XXXXXX`"
 print  ""
 pause -1 "(-> return)"
 set title 'pseudo-3d multi-branch fit to velocity data'
--- demo/poldat.dem
+++ demo/poldat.dem	2009-05-09 13:32:24.000000000 +0200
@@ -11,7 +11,7 @@
 unset polar
 set title "Primitive Smith Chart"
 unset key
-set xlabel "Impedance or Admittance Coordinates"
+set xlabel "Impedance or Admittance Coordinates" 12,-1
 set para
 set rrange [-0 : 10]
 set trange [-pi : pi]
--- demo/random.dem
+++ demo/random.dem	2009-06-15 14:28:57.277902957 +0200
@@ -53,7 +53,8 @@ set parametric
 # non-pressing plot-command feature addition may address this issue.
 set samples nsamp
 set format "%8.5g"
-set table "random.tmp"
+random="`mktemp /tmp/random.XXXXXX`"
+set table random
 plot invnorm(rand(0)),invnorm(rand(0))
 unset table
 unset format
@@ -75,7 +76,7 @@ set vrange [-3:3]
 set ticslevel 0
 set isosamples 30
 splot u,v,( 1/(2*pi) * exp(-0.5 * (u**2 + v**2)) ) with line lc rgb "black", \
-   "random.tmp" using 1:2:(-0.2) with points pointtype 7 lc rgb "black"
+   random using 1:2:(-0.2) with points pointtype 7 lc rgb "black"
 pause -1 "Hit return to continue"
 unset contour
 
@@ -101,7 +102,7 @@ scale = (binwidth/(xhigh-xlow))
 set parametric
 set samples nsamp
 set format "%8.5g"
-set table "random.tmp"
+set table random
 plot invnorm(rand(0)),(1.0*scale/nsamp)
 unset table
 unset format
@@ -115,7 +116,7 @@ set grid
 set xrange [-3:3]
 set yrange [0:0.45]
 bin(x) = (1.0/scale)*floor(x*scale)
-plot "random.tmp" using (bin($1)):2 smooth frequency with steps \
+plot random using (bin($1)):2 smooth frequency with steps \
                 title "scaled bin frequency", \
                 normal(x,0,1) with lines title "Gaussian p.d.f."
 pause -1 "Hit return to continue"
@@ -136,7 +137,7 @@ set parametric
 set samples nsamp
 set isosamples 2,2 # Smallest possible
 set format "%8.5g"
-set table "random.tmp"
+set table random
 splot invnorm(rand(0)),invnorm(rand(0)),invnorm(rand(0))
 unset table
 unset format
@@ -158,7 +159,7 @@ set zzeroaxis lt -1
 set view 68, 28, 1.4, 0.9
 tstring(n) = sprintf("Gaussian 3D cloud of %d random samples\n", n)
 set title tstring(nsamp) offset graph 0.15, graph -0.33
-splot "random.tmp" every :::::0 with dots
+splot random every :::::0 with dots
 if (!oneplot) pause -1 "Hit return to continue"
 
 unset parametric
@@ -178,7 +179,7 @@ scale = (binwidth/(xhigh-xlow))
 set xrange [0:xhigh]
 set yrange [0:0.65]
 bin(x) = (1.0/scale)*floor(x*scale)
-plot "random.tmp" using (bin(sqrt($1**2+$2**2+$3**2))):(1.0*scale/nsamp) every :::::0 smooth frequency with steps \
+plot random using (bin(sqrt($1**2+$2**2+$3**2))):(1.0*scale/nsamp) every :::::0 smooth frequency with steps \
                 title "scaled bin frequency", \
                 maxwell(x, 1/sqrt(2)) with lines title "Maxwell p.d.f."
 #
@@ -202,7 +203,7 @@ set format xy "%.0f"
 set title 'Example of range-limited axes and tics'
 
 A = pi/9.
-plot 'random.tmp' using (1.5 + $1*cos(A)-2.*$2*sin(A)):(1.0 + $1*sin(A)+2.*$2*cos(A)) with dots
+plot random using (1.5 + $1*cos(A)-2.*$2*sin(A)):(1.0 + $1*sin(A)+2.*$2*cos(A)) with dots
 
 pause -1 "Hit return to continue"
 
--- demo/stringvar.dem
+++ demo/stringvar.dem	2009-06-15 14:46:14.406401438 +0200
@@ -1,7 +1,8 @@
 #
 # Miscellaneous neat things you can do using the string variables code
 #
-set print "stringvar.tmp"
+stringvar="`mktemp /tmp/stringvar.XXXXXX`"
+set print stringvar
 print ""
 print "Exercise substring handling"
 print ""
@@ -24,7 +25,7 @@ print "(foo.foo)[2:2]= ",(foo.foo)[2:2]
 print ""
 unset print
 
-set label 1 system("cat stringvar.tmp") at graph 0.1, graph 0.9
+set label 1 system(sprintf("cat %s", stringvar)) at graph 0.1, graph 0.9
 unset xtics
 unset ytics
 set yrange [0:1]
@@ -33,7 +34,7 @@ plot 0
 pause -1 "Hit return to continue"
 
 
-set print "stringvar.tmp"
+set print stringvar
 print "Exercise string handling functions"
 print ""
 print "foo          = ",foo
@@ -62,7 +63,7 @@ if (strlen(foo) != 245) print "sprintf o
 print ""
 
 unset print
-set label 1 system("cat stringvar.tmp") at graph 0.1, graph 0.9
+set label 1 system(sprintf("cat %s", stringvar)) at graph 0.1, graph 0.9
 unset xtics
 unset ytics
 set yrange [0:1]
--- demo/simple.dem
+++ demo/simple.dem	2009-05-09 13:32:24.000000000 +0200
@@ -7,12 +7,11 @@
 # gnuplot> load 'simple.dem'
 #
 set key left box
-set samples 50
+set samples 400
 plot [-10:10] sin(x),atan(x),cos(atan(x))
 pause -1 "Hit return to continue"
 
 set key right nobox
-set samples 100
 plot [-pi/2:pi] cos(x),-(sin(x) > sin(x+1) ? sin(x) : sin(x+1))
 pause -1 "Hit return to continue"
 
--- demo/vector.dem
+++ demo/vector.dem	2009-06-15 14:24:23.430401839 +0200
@@ -62,19 +62,21 @@ splot vtot(x,y) w l
 print "Now create a file with equipotential lines"
 pause -1 "Hit return to continue"
 
-set table "equipo2.tmp"
+equipo2="`mktemp /tmp/equipo2.XXXXXX`"
+set table equipo2
 replot
 unset table
 reset
 pause 0
 
-plot "equipo2.tmp" w l
+plot equipo2 w l
 print "Now create a x/y datafile for plotting with vectors "
 print "and display vectors parallel to the electrostatic field"
 pause -1 "Hit return to continue"
 set isosam 31,31
 
-set table "field2xy.tmp"
+field2xy="`mktemp /tmp/field2xy.XXXXXX`"
+set table field2xy
 splot vtot(x,y) w l
 unset table
 pause 0
@@ -84,8 +86,8 @@ set xr [xmin:xmax]
 set yr [ymin:ymax]
 set isosam 31,31
 set key under Left reverse
-plot "field2xy.tmp" u 1:2:(coef*dx1($1,$2)):(coef*dy1($1,$2)) w vec, \
-     "equipo2.tmp" w l
+plot field2xy u 1:2:(coef*dx1($1,$2)):(coef*dy1($1,$2)) w vec, \
+     equipo2 w l
 pause -1 "Hit return to continue"
 
 reset
--- src/variable.c
+++ src/variable.c	2009-06-15 14:01:38.998402587 +0200
@@ -94,6 +94,14 @@ loadpath_handler(int action, char *path)
 	if (!loadpath)
 	{
 	    char *envlib = getenv("GNUPLOT_LIB");
+#ifdef GNUPLOT_LIB_DEFAULT
+	    char *defenvlib = (char*)0;
+	    if (envlib) {
+	       	if (asprintf(&defenvlib, "%s:%s", envlib, GNUPLOT_LIB_DEFAULT) > 0)
+		    envlib = defenvlib;
+	    } else
+		envlib = GNUPLOT_LIB_DEFAULT;
+#endif /* GNUPLOT_LIB_DEFAULT */
 	    if (envlib) {
 		int len = strlen(envlib);
 		loadpath = gp_strdup(envlib);
@@ -102,6 +110,10 @@ loadpath_handler(int action, char *path)
 		/* convert all PATHSEPs to \0 */
 		PATHSEP_TO_NUL(loadpath);
 	    }			/* else: NULL = empty */
+#ifdef GNUPLOT_LIB_DEFAULT
+	    if (defenvlib)
+		free(defenvlib);
+#endif /* GNUPLOT_LIB_DEFAULT */
 	}			/* else: already initialised; int_warn (?) */
 	/* point to env portion of loadpath */
 	envptr = loadpath;

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File gnuplot-4.2.5-demo.dif of Package gnuplot

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