ncurses 6.1 - patch 20180512

[ncurses.git] / test / picsmap.c

diff --git a/test/picsmap.c b/test/picsmap.c
index f95b9b0cf9934b3f10467dd33c0be874858b26ad..303bc404a9de56baa0c03b32eeabad2874800476 100644 (file)
--- a/test/picsmap.c
+++ b/test/picsmap.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2017 Free Software Foundation, Inc.                        *
+ * Copyright (c) 2017,2018 Free Software Foundation, Inc.                   *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -26,7 +26,7 @@
  * authorization.                                                           *
  ****************************************************************************/
 /*
- * $Id: picsmap.c,v 1.114 2017/12/16 23:49:40 tom Exp $
+ * $Id: picsmap.c,v 1.121 2018/05/12 16:28:46 tom Exp $
  *
  * Author: Thomas E. Dickey
  *
@@ -52,7 +52,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
-#ifdef HAVE_STDINT_H
+#if HAVE_STDINT_H
 #include <stdint.h>
 #define my_intptr_t    intptr_t
 #else
@@ -71,10 +71,12 @@
 #define  L_CURLY '{'
 #define  R_CURLY '}'
 
+#define MaxSCALE       1000    /* input curses ranges 0..1000 */
+#define MaxRGB         255     /* output color ranges 0..255 */
 #define okCOLOR(n)     ((n) >= 0 && (n) < COLORS)
-#define okRGB(n)       ((n) >= 0 && (n) <= 1000)
-#define Scaled256(n)   (NCURSES_COLOR_T) (int)(((n) * 1000.0) / 256)
-#define ScaledColor(n) (NCURSES_COLOR_T) (int)(((n) * 1000.0) / scale)
+#define okSCALE(n)     ((n) >= 0 && (n) <= MaxSCALE)
+#define Scaled256(n)   (NCURSES_COLOR_T) (int)(((double)(n) * MaxSCALE) / 255)
+#define ScaledColor(n) (NCURSES_COLOR_T) (int)(((double)(n) * MaxSCALE) / scale)
 
 #ifndef RGB_PATH
 #define RGB_PATH "/etc/X11/rgb.txt"
@@ -582,6 +584,7 @@ read_palette(const char *filename)
            strcpy(s, filename);
            if (tries & 4) {
                char *t = s;
+               char *tc;
                int num;
                char chr;
                int found = 0;
@@ -589,7 +592,8 @@ read_palette(const char *filename)
                    if (*t == '-') {
                        if (sscanf(t, "-%d%c", &num, &chr) == 2 &&
                            chr == 'c' &&
-                           !strncmp(strchr(t, chr), "color", 5)) {
+                           (tc = strchr(t, chr)) != 0 &&
+                           !(strncmp) (tc, "color", 5)) {
                            found = 1;
                        }
                        break;
@@ -597,7 +601,7 @@ read_palette(const char *filename)
                    ++t;
                }
                if (found && (t != s)
-                   && strncmp(s, "xterm", (size_t) (t - s))) {
+                   && (strncmp) (s, "xterm", (size_t) (t - s))) {
                    sprintf(s, "xterm%s", filename + (t - s));
                } else {
                    continue;
@@ -650,7 +654,7 @@ init_palette(const char *palette_file)
        if (data != 0) {
            int n;
            int red, green, blue;
-           int scale = 1000;
+           int scale = MaxSCALE;
            int c;
            for (n = 0; data[n] != 0; ++n) {
                if (sscanf(data[n], "scale:%d", &c) == 1) {
@@ -661,9 +665,9 @@ init_palette(const char *palette_file)
                                  &green,
                                  &blue) == 4
                           && okCOLOR(c)
-                          && okRGB(red)
-                          && okRGB(green)
-                          && okRGB(blue)) {
+                          && okSCALE(red)
+                          && okSCALE(green)
+                          && okSCALE(blue)) {
                    /* *INDENT-EQLS* */
                    all_colors[c].red   = ScaledColor(red);
                    all_colors[c].green = ScaledColor(green);
@@ -1007,6 +1011,8 @@ parse_xbm(char **data)
                } else if ((t = strstr(buf, "_height")) != 0) {
                    state |= 2;
                    result->high = (short) num;
+               } else {
+                   break;
                }
                *t = '\0';
                if (result->name) {
@@ -1043,7 +1049,7 @@ parse_xbm(char **data)
                if (isdigit(UChar(*s))) {
                    long value = strtol(s, &t, 0);
                    int b;
-                   if (t != s || value > 255 || value < 0) {
+                   if (t != s || value > MaxRGB || value < 0) {
                        s = t;
                    } else {
                        state = -1;
@@ -1188,7 +1194,7 @@ parse_xpm(char **data)
            if (num_colors >= result->colors) {
                finish_c_values(result);
                state = 4;
-               if (list != 0 && list[0] == 0)
+               if (list[0] == 0)
                    list[0] = strdup("\033");
            }
            break;
@@ -1204,7 +1210,7 @@ parse_xpm(char **data)
                            /* should not happen... */
                            continue;
                        }
-                       if (!strncmp(cs, list[c], (size_t) cpp)) {
+                       if (!(strncmp) (cs, list[c], (size_t) cpp)) {
                            result->cells[which].ch = list[c][0];
                            result->cells[which].fg = c;
                            result->fgcol[c].count++;
@@ -1279,7 +1285,7 @@ parse_img(const char *filename)
            size_t n = strlen(filename);
            debugmsg2("...read %s", buffer);
            if (strlen(buffer) > n &&
-               !strncmp(buffer, filename, n) &&
+               !(strncmp) (buffer, filename, n) &&
                isspace(UChar(buffer[n])) &&
                sscanf(skip_word(buffer + n), " %dx%d ", &pic_x, &pic_y) == 2) {
                /* distort image to make it show normally on terminal */
@@ -1347,9 +1353,9 @@ parse_img(const char *filename)
                            &check)) {
                    if ((s - t) > 8)    /* 6 hex digits vs 8 */
                        check /= 256;
-                   if (r > 255 ||
-                       g > 255 ||
-                       b > 255 ||
+                   if (r > MaxRGB ||
+                       g > MaxRGB ||
+                       b > MaxRGB ||
                        check != (unsigned) ((r << 16) | (g << 8) | b)) {
                        okay = FALSE;
                        break;
@@ -1475,7 +1481,7 @@ show_picture(PICS_HEAD * pics)
 
     debugmsg("called show_picture");
     logmsg("...using %dx%d screen", LINES, COLS);
-#if USE_EXTENDED_COLORS
+#if HAVE_RESET_COLOR_PAIRS
     reset_color_pairs();
 #elif HAVE_CURSCR
     wclear(curscr);