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-rw-r--r--math/gnuplot+/files/patch-xl64
1 files changed, 64 insertions, 0 deletions
diff --git a/math/gnuplot+/files/patch-xl b/math/gnuplot+/files/patch-xl
new file mode 100644
index 000000000000..a7f247c6dc60
--- /dev/null
+++ b/math/gnuplot+/files/patch-xl
@@ -0,0 +1,64 @@
+# dynamic-contour-levels
+--- plot.h.ORIG Tue Oct 19 14:32:17 1999
++++ plot.h Thu Dec 9 17:57:06 1999
+@@ -131,7 +131,6 @@
+ #define LEVELS_AUTO 0 /* How contour levels are set */
+ #define LEVELS_INCREMENTAL 1 /* user specified start & incremnet */
+ #define LEVELS_DISCRETE 2 /* user specified discrete levels */
+-#define MAX_DISCRETE_LEVELS 30
+
+ #define ANGLES_RADIANS 0
+ #define ANGLES_DEGREES 1
+--- set.c.ORIG Thu Aug 19 15:36:35 1999
++++ set.c Thu Dec 9 17:57:06 1999
+@@ -44,6 +44,7 @@
+ #include "stdfn.h"
+ #include "setshow.h"
+ #include "national.h"
++#include "alloc.h"
+
+ #define DEF_FORMAT "%g" /* default format for tic mark labels */
+ #define SIGNIF (0.01) /* less than one hundredth of a tic mark */
+@@ -198,7 +199,8 @@
+ int contour_levels = 5;
+ double zero = ZERO; /* zero threshold, not 0! */
+ int levels_kind = LEVELS_AUTO;
+-double levels_list[MAX_DISCRETE_LEVELS]; /* storage for z levels to draw contours at */
++double *levels_list; /* storage for z levels to draw contours at */
++int max_levels = 0; /* contour level capacity, before enlarging */
+
+ int dgrid3d_row_fineness = 10;
+ int dgrid3d_col_fineness = 10;
+@@ -611,6 +613,10 @@
+ else if (almost_equals(c_token, MIN)) { AUTO |= 1; ++c_token; } \
+ else if (almost_equals(c_token, MAX)) { AUTO |= 2; ++c_token; }
+
++ if (max_levels == 0)
++ levels_list = (double *)gp_alloc((max_levels = 5)*sizeof(double),
++ "contour levels");
++
+ if (almost_equals(c_token, "ar$row")) {
+ c_token++;
+ set_arrow();
+@@ -813,6 +819,10 @@
+ if (!equals(c_token, ","))
+ int_error("expecting comma to separate discrete levels", c_token);
+ c_token++;
++ if (i == max_levels)
++ levels_list = gp_realloc(levels_list,
++ (max_levels += 10)*sizeof(double),
++ "contour levels");
+ levels_list[i++] = real(const_express(&a));
+ }
+ contour_levels = i;
+--- setshow.h.ORIG Sat Oct 3 21:17:47 1998
++++ setshow.h Thu Dec 9 17:57:06 1999
+@@ -169,7 +169,7 @@
+ extern int contour_levels;
+ extern double zero; /* zero threshold, not 0! */
+ extern int levels_kind;
+-extern double levels_list[MAX_DISCRETE_LEVELS];
++extern double *levels_list;
+
+ extern int dgrid3d_row_fineness;
+ extern int dgrid3d_col_fineness;