First commit

8 files changed, 707 insertions, 0 deletions

diff --git a/7w b/7w
new file mode 100755
index 0000000..b13ae5e
--- /dev/null
+++ b/7w
diff --git a/7w.h b/7w.h
new file mode 100644
index 0000000..76df6a8
--- /dev/null
+++ b/7w.h
@@ -0,0 +1,33 @@
+#define NUMRESOURCES 8
+#define WOOD  0
+#define COLORWOOD 32
+#define STONE 1
+#define COLORSTONE 0
+#define CLAY  2
+#define COLORCLAY 
+#define ORE   3
+#define CLOTH 4
+#define GLASS 5
+#define PAPER 6
+#define GOLD  7
+
+#define NUMPRODUCTS 13 //includes resources
+#define COMPASS 8
+#define GEAR  9
+#define TABLET 10
+#define SHIELD 11
+#define VP    12
+
+#define RESOURCE 0
+#define INDUSTRY 1
+#define STRUCTURE 2
+#define COMMERCIAL 4
+#define MILITARY 5
+#define SCIENTIFIC 6
+#define GUILD 7
+
+#define LEFT   0
+#define RIGHT  1
+#define UP     2
+#define DOWN   3
+#define ENTER  4
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f81a424
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,4 @@
+7wbin:
+	gcc -ggdb -o 7w *.c *.h -lncurses -lm
+clean:
+	rm -f 7w
diff --git a/README b/README
new file mode 100644
index 0000000..d401f16
--- /dev/null
+++ b/README
@@ -0,0 +1 @@
+# 7w
diff --git a/cards.c b/cards.c
new file mode 100644
index 0000000..113e7f1
--- /dev/null
+++ b/cards.c
@@ -0,0 +1,461 @@
+#include "7w.h"
+
+char* get_chararray(int size);
+int* get_intarray(int size);
+
+//era, card#, resource cost / resource production / coupons / couponed by / card name
+#define CARDSPERERA 30
+static int cards[3][CARDSPERERA][60];
+
+void cards_setcost(int era, int card, int res, int num)
+{
+ cards[era][card][res+1] = num;
+}
+
+int* cards_getcost(int era, int card)
+{
+ int *ret = get_intarray(NUMRESOURCES);
+ int i;
+ for(i = 0; i < NUMRESOURCES; i++) ret[i] = cards[era][card][i+1];
+ return ret;
+}
+
+void cards_setproduction(int era, int card, int res, int num)
+{
+ cards[era][card][res+1+NUMRESOURCES] = num;
+}
+
+int* cards_getproduction(int era, int card)
+{
+ int *ret = get_intarray(NUMPRODUCTS);
+ int i;
+ for(i = 0; i < NUMPRODUCTS; i++)
+  ret[i] = cards[era][card][i+1+NUMRESOURCES];
+ return ret;
+}
+
+void cards_settype(int era, int card, int type)
+{
+ cards[era][card][0] = type;
+}
+
+int cards_gettype(int era, int card)
+{
+ return cards[era][card][0];
+}
+
+void cards_setcoupons(int era, int card, int era1, int card1, int era2, int card2)
+{
+ int i = 1+NUMRESOURCES+NUMPRODUCTS;
+ cards[era][card][i++] = era1;
+ cards[era][card][i++] = card1;
+ cards[era][card][i++] = era2;
+ cards[era][card][i++] = card2;
+}
+
+void cards_updatecoupons()
+{
+ int i, j, k;
+ for(i = 0; i <= 1; i++) {
+  for(j = 0; j < CARDSPERERA; j++) {
+   for(k = 1+NUMRESOURCES+NUMPRODUCTS; k <= 3+NUMRESOURCES+NUMPRODUCTS; k += 2) {
+    if(cards[i][j][k] != 0) {
+     cards[cards[i][j][k]][cards[i][j][k+1]][k+4] = i;
+     cards[cards[i][j][k]][cards[i][j][k+1]][k+5] = j;
+    }
+   }
+  }
+ }
+}
+
+void cards_setname(int era, int card, char *name, int type)
+{
+ int i;
+ for(i = 0; (cards[era][card][i+1+NUMRESOURCES+NUMPRODUCTS+4] = name[i]) != '\0'; i++);
+ cards_settype(era, card, type);
+}
+
+char* cards_getname(int era, int card)
+{
+ char *ret = get_chararray(26);
+ int i;
+ for(i = 0; (ret[i] = cards[era][card][i+1+NUMRESOURCES+NUMPRODUCTS+4]) != '\0'; i++);
+ return ret;
+}
+
+void cards_init()
+{
+ //Era 1
+ cards_setproduction(0, 0, WOOD, 1);
+ cards_setname(0, 0, "Lumber Yard", RESOURCE);
+
+ cards_setproduction(0, 1, STONE, 1);
+ cards_setname(0, 1, "Stone Pit", RESOURCE);
+
+ cards_setproduction(0, 2, CLAY, 1);
+ cards_setname(0, 2, "Clay Pool", RESOURCE);
+
+ cards_setproduction(0, 3, ORE, 1);
+ cards_setname(0, 3, "Ore Vein", RESOURCE);
+
+ cards_setcost(0, 4, GOLD, 1);
+ cards_setproduction(0, 4, WOOD, 1);
+ cards_setproduction(0, 4, CLAY, 1);
+ cards_setname(0, 4, "Tree Farm", RESOURCE);
+
+ cards_setcost(0, 5, GOLD, 1);
+ cards_setproduction(0, 5, STONE, 1);
+ cards_setproduction(0, 5, CLAY, 1);
+ cards_setname(0, 5, "Excavation", RESOURCE);
+
+ cards_setcost(0, 6, GOLD, 1);
+ cards_setproduction(0, 6, CLAY, 1);
+ cards_setproduction(0, 6, ORE, 1);
+ cards_setname(0, 6, "Clay Pit", RESOURCE);
+
+ cards_setcost(0, 7, GOLD, 1);
+ cards_setproduction(0, 7, STONE, 1);
+ cards_setproduction(0, 7, WOOD, 1);
+ cards_setname(0, 7, "Timber Yard", RESOURCE);
+
+ cards_setcost(0, 8, GOLD, 1);
+ cards_setproduction(0, 8, WOOD, 1);
+ cards_setproduction(0, 8, ORE, 1);
+ cards_setname(0, 8, "Forest Cave", RESOURCE);
+
+ cards_setcost(0, 9, GOLD, 1);
+ cards_setproduction(0, 9, ORE, 1);
+ cards_setproduction(0, 9, STONE, 1);
+ cards_setname(0, 9, "Mine", RESOURCE);
+
+ cards_setproduction(0, 10, CLOTH, 1);
+ cards_setname(0, 10, "Loom", INDUSTRY);
+
+ cards_setproduction(0, 11, GLASS, 1);
+ cards_setname(0, 11, "Glassworks", INDUSTRY);
+
+ cards_setproduction(0, 12, PAPER, 1);
+ cards_setname(0, 12, "Press", INDUSTRY);
+
+ cards_setproduction(0, 13, VP, 3);
+ cards_setname(0, 13, "Pawnshop", STRUCTURE);
+
+ cards_setcost(0, 14, STONE, 1);
+ cards_setproduction(0, 14, VP, 3);
+ cards_setcoupons(0, 14, 1, 7, 0, 0);
+ cards_setname(0, 14, "Baths", STRUCTURE);
+
+ cards_setproduction(0, 15, VP, 2);
+ cards_setcoupons(0, 15, 1, 8, 0, 0);
+ cards_setname(0, 15, "Altar", STRUCTURE);
+
+ cards_setproduction(0, 16, VP, 2);
+ cards_setcoupons(0, 16, 1, 9, 0, 0);
+ cards_setname(0, 16, "Theater", STRUCTURE);
+
+ cards_setproduction(0, 17, GOLD, 5);
+ cards_setname(0, 17, "Tavern", COMMERCIAL);
+
+ cards_setcoupons(0, 18, 1, 11, 0, 0);
+ cards_setname(0, 18, "East Trading Post", COMMERCIAL);
+
+ cards_setcoupons(0, 19, 1, 11, 0, 0);
+ cards_setname(0, 19, "West Trading Post", COMMERCIAL);
+
+ cards_setcoupons(0, 20, 1, 12, 0, 0);
+ cards_setname(0, 20, "Marketplace", COMMERCIAL);
+
+ cards_setcost(0, 21, WOOD, 1);
+ cards_setproduction(0, 21, SHIELD, 1);
+ cards_setname(0, 21, "Stockade", MILITARY);
+
+ cards_setcost(0, 22, ORE, 1);
+ cards_setproduction(0, 22, SHIELD, 1);
+ cards_setname(0, 22, "Barracks", MILITARY);
+
+ cards_setcost(0, 23, CLAY, 1);
+ cards_setproduction(0, 23, SHIELD, 1);
+ cards_setname(0, 23, "Guard Tower", MILITARY);
+
+ cards_setcost(0, 24, CLOTH, 1);
+ cards_setproduction(0, 24, COMPASS, 1);
+ cards_setcoupons(0, 24, 1, 17, 1, 19);
+ cards_setname(0, 24, "Apothecary", SCIENTIFIC);
+
+ cards_setcost(0, 25, GLASS, 1);
+ cards_setproduction(0, 25, GEAR, 1);
+ cards_setcoupons(0, 25, 1, 20, 1, 18);
+ cards_setname(0, 25, "Workshop", SCIENTIFIC);
+
+ cards_setcost(0, 26, PAPER, 1);
+ cards_setproduction(0, 26, TABLET, 1);
+ cards_setcoupons(0, 26, 1, 10, 1, 21);
+ cards_setname(0, 26, "Scriptorium", SCIENTIFIC);
+
+ //Era 2
+ cards_setcost(1, 0, GOLD, 1);
+ cards_setproduction(1, 0, WOOD, 2);
+ cards_setname(1, 0, "Sawmill", RESOURCE);
+
+ cards_setcost(1, 1, GOLD, 1);
+ cards_setproduction(1, 1, STONE, 2);
+ cards_setname(1, 1, "Quarry", RESOURCE);
+
+ cards_setcost(1, 2, GOLD, 1);
+ cards_setproduction(1, 2, CLAY, 2);
+ cards_setname(1, 2, "Brickyard", RESOURCE);
+
+ cards_setcost(1, 3, GOLD, 1);
+ cards_setproduction(1, 3, ORE, 2);
+ cards_setname(1, 3, "Foundry", RESOURCE);
+
+ cards_setproduction(1, 4, CLOTH, 1);
+ cards_setname(1, 4, "Loom", INDUSTRY);
+
+ cards_setproduction(1, 5, GLASS, 1);
+ cards_setname(1, 5, "Glassworks", INDUSTRY);
+
+ cards_setproduction(1, 6, PAPER, 1);
+ cards_setname(1, 6, "Press", INDUSTRY);
+
+ cards_setcost(1, 7, STONE, 3);
+ cards_setproduction(1, 7, VP, 5);
+ cards_setname(1, 7, "Aqueduct", STRUCTURE);
+
+ cards_setcost(1, 8, WOOD, 1);
+ cards_setcost(1, 8, CLAY, 1);
+ cards_setcost(1, 8, GLASS, 1);
+ cards_setproduction(1, 8, VP, 3);
+ cards_setcoupons(1, 8, 2, 0, 0, 0);
+ cards_setname(1, 8, "Temple", STRUCTURE);
+
+ cards_setcost(1, 9, ORE, 2);
+ cards_setcost(1, 9, WOOD, 1);
+ cards_setproduction(1, 9, VP, 4);
+ cards_setcoupons(1, 9, 2, 1, 0, 0);
+ cards_setname(1, 9, "Statue", STRUCTURE);
+
+ cards_setcost(1, 10, CLAY, 2);
+ cards_setcost(1, 10, CLOTH, 1);
+ cards_setproduction(1, 10, VP, 4);
+ cards_setname(1, 10, "Courthouse", STRUCTURE);
+
+ cards_setcost(1, 11, CLAY, 2);
+ cards_setproduction(1, 11, CLOTH, 1);
+ cards_setproduction(1, 11, GLASS, 1);
+ cards_setproduction(1, 11, PAPER, 1);
+ cards_setcoupons(1, 11, 2, 5, 0, 0);
+ cards_setname(1, 11, "Forum", COMMERCIAL);
+
+ cards_setcost(1, 12, WOOD, 2);
+ cards_setproduction(1, 12, CLAY, 1);
+ cards_setproduction(1, 12, STONE, 1);
+ cards_setproduction(1, 12, ORE, 1);
+ cards_setproduction(1, 12, WOOD, 1);
+ cards_setcoupons(1, 12, 2, 6, 0, 0);
+ cards_setname(1, 12, "Caravansery", COMMERCIAL);
+
+ cards_setname(1, 13, "Vineyard", COMMERCIAL);
+
+ cards_setname(1, 14, "Bazar", COMMERCIAL);
+
+ cards_setcost(1, 15, STONE, 3);
+ cards_setproduction(1, 15, SHIELD, 2);
+ cards_setcoupons(1, 15, 2, 9, 0, 0);
+ cards_setname(1, 15, "Walls", MILITARY);
+
+ cards_setcost(1, 16, ORE, 2);
+ cards_setcost(1, 16, WOOD, 1);
+ cards_setproduction(1, 16, SHIELD, 2);
+ cards_setcoupons(1, 16, 2, 10, 0, 0);
+ cards_setname(1, 16, "Training Ground", MILITARY);
+
+ cards_setcost(1, 17, ORE, 1);
+ cards_setcost(1, 17, CLAY, 1);
+ cards_setcost(1, 17, WOOD, 1);
+ cards_setproduction(1, 17, SHIELD, 2);
+ cards_setname(1, 17, "Stables", MILITARY);
+
+ cards_setcost(1, 18, ORE, 1);
+ cards_setcost(1, 18, WOOD, 2);
+ cards_setproduction(1, 18, SHIELD, 2);
+ cards_setname(1, 18, "Archery Range", MILITARY);
+
+ cards_setcost(1, 19, GLASS, 1);
+ cards_setcost(1, 19, ORE, 2);
+ cards_setproduction(1, 19, COMPASS, 1);
+ cards_setcoupons(1, 19, 2, 13, 2, 8);
+ cards_setname(1, 19, "Dispensary", SCIENTIFIC);
+
+ cards_setcost(1, 20, PAPER, 1);
+ cards_setcost(1, 20, CLAY, 2);
+ cards_setproduction(1, 20, GEAR, 1);
+ cards_setcoupons(1, 20, 2, 14, 2, 12);
+ cards_setname(1, 20, "Laboratory", SCIENTIFIC);
+
+ cards_setcost(1, 21, CLOTH, 1);
+ cards_setcost(1, 21, STONE, 2);
+ cards_setproduction(1, 21, TABLET, 1);
+ cards_setcoupons(1, 21, 2, 4, 2, 15);
+ cards_setname(1, 21, "Library", SCIENTIFIC);
+
+ cards_setcost(1, 22, PAPER, 1);
+ cards_setcost(1, 22, WOOD, 1);
+ cards_setproduction(1, 22, TABLET, 1);
+ cards_setcoupons(1, 22, 2, 16, 2, 17);
+ cards_setname(1, 22, "School", SCIENTIFIC);
+
+ //Era 3
+ cards_setcost(2, 0, CLAY, 2);
+ cards_setcost(2, 0, ORE, 1);
+ cards_setcost(2, 0, PAPER, 1);
+ cards_setcost(2, 0, CLOTH, 1);
+ cards_setcost(2, 0, GLASS, 1);
+ cards_setproduction(2, 0, VP, 7);
+ cards_setname(2, 0, "Pantheon", STRUCTURE);
+
+ cards_setcost(2, 1, CLAY, 2);
+ cards_setcost(2, 1, WOOD, 1);
+ cards_setproduction(2, 1, VP, 5);
+ cards_setname(2, 1, "Gardens", STRUCTURE);
+
+ cards_setcost(2, 2, STONE, 2);
+ cards_setcost(2, 2, ORE, 1);
+ cards_setcost(2, 2, GLASS, 1);
+ cards_setproduction(2, 2, VP, 6);
+ cards_setname(2, 2, "Town Hall", STRUCTURE);
+
+ cards_setcost(2, 3, WOOD, 1);
+ cards_setcost(2, 3, ORE, 1);
+ cards_setcost(2, 3, CLAY, 1);
+ cards_setcost(2, 3, STONE, 1);
+ cards_setcost(2, 3, GLASS, 1);
+ cards_setcost(2, 3, PAPER, 1);
+ cards_setcost(2, 3, CLOTH, 1);
+ cards_setproduction(2, 3, VP, 8);
+ cards_setname(2, 3, "Palace", STRUCTURE);
+
+ cards_setcost(2, 4, WOOD, 2);
+ cards_setcost(2, 4, ORE, 1);
+ cards_setcost(2, 4, STONE, 1);
+ cards_setproduction(2, 4, VP, 6);
+ cards_setname(2, 4, "Senate", STRUCTURE);
+
+ cards_setcost(2, 5, ORE, 1);
+ cards_setcost(2, 5, WOOD, 1);
+ cards_setcost(2, 5, CLOTH, 1);
+ cards_setname(2, 5, "Haven", COMMERCIAL);
+
+ cards_setcost(2, 6, STONE, 1);
+ cards_setcost(2, 6, GLASS, 1);
+ cards_setname(2, 6, "Lighthouse", COMMERCIAL);
+
+ cards_setcost(2, 7, CLAY, 2);
+ cards_setcost(2, 7, PAPER, 1);
+ cards_setname(2, 7, "Chamber Of Commerce", COMMERCIAL);
+
+ cards_setcost(2, 8, STONE, 2);
+ cards_setcost(2, 8, ORE, 1);
+ cards_setname(2, 8, "Arena", COMMERCIAL);
+
+ cards_setcost(2, 9, ORE, 3);
+ cards_setcost(2, 9, STONE, 1);
+ cards_setproduction(2, 9, SHIELD, 3);
+ cards_setname(2, 9, "Fortifications", MILITARY);
+
+ cards_setcost(2, 10, STONE, 3);
+ cards_setcost(2, 10, ORE, 1);
+ cards_setproduction(2, 10, SHIELD, 3);
+ cards_setname(2, 10, "Circus", MILITARY);
+
+ cards_setcost(2, 11, ORE, 1);
+ cards_setcost(2, 11, WOOD, 2);
+ cards_setcost(2, 11, CLOTH, 1);
+ cards_setproduction(2, 11, SHIELD, 3);
+ cards_setname(2, 11, "Arsenal", MILITARY);
+
+ cards_setcost(2, 12, CLAY, 3);
+ cards_setcost(2, 12, WOOD, 1);
+ cards_setproduction(2, 12, SHIELD, 3);
+ cards_setname(2, 12, "Siege Workshop", MILITARY);
+
+ cards_setcost(2, 13, CLAY, 2);
+ cards_setcost(2, 13, CLOTH, 1);
+ cards_setcost(2, 13, PAPER, 1);
+ cards_setproduction(2, 13, COMPASS, 1);
+ cards_setname(2, 13, "Lodge", SCIENTIFIC);
+
+ cards_setcost(2, 14, ORE, 2);
+ cards_setcost(2, 14, GLASS, 1);
+ cards_setcost(2, 14, CLOTH, 1);
+ cards_setproduction(2, 14, GEAR, 1);
+ cards_setname(2, 14, "Observatory", SCIENTIFIC);
+
+ cards_setcost(2, 15, PAPER, 1);
+ cards_setcost(2, 15, GLASS, 1);
+ cards_setcost(2, 15, WOOD, 2);
+ cards_setproduction(2, 15, TABLET, 1);
+ cards_setname(2, 15, "University", SCIENTIFIC);
+
+ cards_setcost(2, 16, GLASS, 1);
+ cards_setcost(2, 16, STONE, 3);
+ cards_setproduction(2, 16, COMPASS, 1);
+ cards_setname(2, 16, "Academy", SCIENTIFIC);
+
+ cards_setcost(2, 17, WOOD, 1);
+ cards_setcost(2, 17, PAPER, 1);
+ cards_setcost(2, 17, CLOTH, 1);
+ cards_setproduction(2, 17, GEAR, 1);
+ cards_setname(2, 17, "Study", SCIENTIFIC);
+
+ cards_setcost(2, 18, ORE, 2);
+ cards_setcost(2, 18, CLAY, 1);
+ cards_setcost(2, 18, STONE, 1);
+ cards_setcost(2, 18, WOOD, 1);
+ cards_setname(2, 18, "Workers Guild", GUILD);
+
+ cards_setcost(2, 19, ORE, 2);
+ cards_setcost(2, 19, STONE, 2);
+ cards_setname(2, 19, "Craftmens Guild", GUILD);
+
+ cards_setcost(2, 20, CLOTH, 1);
+ cards_setcost(2, 20, PAPER, 1);
+ cards_setcost(2, 20, GLASS, 1);
+ cards_setname(2, 20, "Traders Guild", GUILD);
+
+ cards_setcost(2, 21, CLAY, 3);
+ cards_setcost(2, 21, CLOTH, 1);
+ cards_setcost(2, 21, PAPER, 1);
+ cards_setname(2, 21, "Philosophers Guild", GUILD);
+
+ cards_setcost(2, 22, CLAY, 3);
+ cards_setcost(2, 22, GLASS, 1);
+ cards_setname(2, 22, "Spy Guild", GUILD);
+
+ cards_setcost(2, 23, ORE, 2);
+ cards_setcost(2, 23, STONE, 1);
+ cards_setcost(2, 23, CLOTH, 1);
+ cards_setname(2, 23, "Strategy Guild", GUILD);
+
+ cards_setcost(2, 24, WOOD, 3);
+ cards_setcost(2, 24, PAPER, 1);
+ cards_setcost(2, 24, GLASS, 1);
+ cards_setname(2, 24, "Shipowners Guild", GUILD);
+
+ cards_setcost(2, 25, WOOD, 2);
+ cards_setcost(2, 25, ORE, 2);
+ cards_setcost(2, 25, CLOTH, 1);
+ cards_setname(2, 25, "Scientists Guild", GUILD);
+
+ cards_setcost(2, 26, WOOD, 3);
+ cards_setcost(2, 26, STONE, 1);
+ cards_setcost(2, 26, CLOTH, 1);
+ cards_setname(2, 26, "Magistrates Guild", GUILD);
+
+ cards_setcost(2, 27, STONE, 2);
+ cards_setcost(2, 27, CLAY, 2);
+ cards_setcost(2, 27, GLASS, 1);
+ cards_setname(2, 27, "Builders Guild", GUILD);
+
+ cards_updatecoupons();
+}
diff --git a/io.c b/io.c
new file mode 100644
index 0000000..0edd6ae
--- /dev/null
+++ b/io.c
@@ -0,0 +1,68 @@
+#include <curses.h>
+#include <stdlib.h>
+#include "7w.h"
+
+char* cards_getname(int era, int card);
+int* cards_getcost(int era, int card);
+int cards_gettype(int era, int card);
+int* cards_getproduction(int era, int card);
+
+void io_init()
+{
+ initscr();
+ clear();
+ noecho();
+ cbreak();
+ curs_set(0);
+ keypad(stdscr, TRUE);
+ start_color();
+ use_default_colors();
+
+//This may seem slightly conveluted, but it's the curses way.
+ init_pair(31, COLOR_RED, -1);
+ init_pair(32, COLOR_GREEN, -1);
+ init_pair(33, COLOR_YELLOW, -1);
+ init_pair(34, COLOR_BLUE, -1);
+ init_pair(35, COLOR_MAGENTA, -1);
+ init_pair(36, COLOR_CYAN, -1);
+ init_pair(37, COLOR_WHITE, -1);
+}
+
+int io_getkey()
+{
+int c;
+ switch(c = getch()) {
+ case KEY_LEFT:
+  return LEFT;
+  break;
+ case KEY_RIGHT:
+  return RIGHT;
+  break;
+ case KEY_UP:
+  return UP;
+  break;
+ case KEY_DOWN:
+  return DOWN;
+  break;
+ case KEY_ENTER:
+ case '\n':
+ case '\r':
+  return ENTER;
+  break;
+ default:
+  return c;
+  break;
+ }
+}
+
+void io_printcard(int x, int y, int era, int card)
+{
+ mvprintw(y++, x, " ______________________");
+ mvprintw(y++, x, "| %20s |", cards_getname(era, card));
+ mvprintw(y++, x, "|Cost:       Produces: |");
+ int *costs = cards_getcost(era, card);
+ int i;
+ for(i = 0; i < NUMRESOURCES; i++)
+ 
+ mvprintw(y++, x, "|______________________|");
+}
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..9d17a80
--- /dev/null
+++ b/main.c
@@ -0,0 +1,22 @@
+#include "7w.h"
+#include <stdlib.h>
+
+void io_init();
+void cards_init();
+void io_printcard(int x, int y, int era, int card);
+
+void halt()
+{
+ endwin();
+ exit(0);
+}
+
+main()
+{
+ io_init();
+ cards_init();
+ io_printcard(0, 0, 0, 0);
+ io_printcard(0, 10, 0, 1);
+ io_getkey();
+ halt();
+}
diff --git a/util.c b/util.c
new file mode 100644
index 0000000..829e7d1
--- /dev/null
+++ b/util.c
@@ -0,0 +1,118 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+
+static void replace(char a[], char b[], int x, int y);
+
+#define POOLSIZE 10000
+static int ipool[POOLSIZE];
+static int *ipoolp = ipool;
+int* get_intarray(int size)
+{
+ if(ipoolp + size > ipool + POOLSIZE) ipoolp = ipool;
+ int* ret = ipoolp;
+ ipoolp += size;
+ return ret;
+}
+
+static char cpool[POOLSIZE];
+static char *cpoolp = cpool;
+char* get_chararray(int size)
+{
+ if(cpoolp + size > cpool + POOLSIZE) cpoolp = cpool;
+ char* ret = cpoolp;
+ cpoolp += size;
+ return ret;
+}
+
+/* In string a[], replace nth occerence of x[] with y[],
+   or all occerences if n == 0. Note '.' is wild and
+   the last . replaced will be returned. */
+char util_strreplace(char a[], char x[], char y[], int n) {
+ int replaceAll = ! n;
+ int i, j, lengthY;
+ char dot = '\0';
+ for(lengthY = 0; y[lengthY] != '\0'; lengthY++);
+ for(i = 0; a[i] != '\0'; i++) {
+  for(j = 0;; j++) {
+   if(a[i+j] != x[j] && x[j] != '\0' && x[j] != '.') // '.' is wild
+    break;
+   if (x[j] == '.') dot = a[i+j];
+   if (x[j] == '\0') {    //it's a match
+    n--;
+    if(replaceAll) {      //replace it
+     replace(a, y, i, j);
+     i += lengthY - 1;
+    }
+    else if(n == 0) {     //replace it
+     replace(a, y, i, j);
+     return dot;
+    }
+    break;
+   }
+  if(a[i+j] == '\0') //end of string
+   return dot;   
+  }
+ }
+}
+
+/* In string a[], replace characters x - y with b[] */
+static void replace(char a[], char b[], int x, int y)
+{
+ int i, j;
+ for(i = 0; a[i] != '\0'; i++);
+ char save[i-y+1];
+ for(i = x+y, j = 0; (save[j] = a[i]) != '\0'; i++, j++);
+ for(i = x, j = 0; (a[i] = b[j]) != '\0'; i++, j++);
+ for(i = i, j = 0; (a[i] = save[j]) != '\0'; i++, j++);
+}
+
+/* Concatinates a and b and returns a different
+   string. Only use when returned string can be recycled. */
+char* cat(char a[], char b[]) {
+ int len = strlen(a) + strlen(b) + 1;
+/* if(len > RET) return "error";
+ if(len + retindex > RET) retindex = 0;
+ char* p = ret + retindex;
+*/
+ char *p = get_chararray(len);
+ int i, j;
+ i = j = 0;
+ while((p[i++] = a[j++]) != '\0');
+ i--;
+ j = 0;
+ while((p[i++] = b[j++]) != '\0');
+ return p;
+}
+
+char* itoa(int i)
+{
+ char *num = get_chararray(5);
+ int j;
+ for(j = 0; j < 5; num[j++] = ' ');
+ num[3] = '0';
+ int o = 3;
+ int negative = 0;
+ if(i < 0) {
+  negative = 1;
+  i *= -1;
+ }
+ while(o >= 0 && i > 0) {
+  num[o--] = i % 10 + '0';
+  i /= 10;
+ }
+ if(o >= 0 && negative) num[o] = '-';
+ num[4] = '\0';
+ for(i = 0; num[i] == ' '; i++);
+ return &num[i];
+}
+
+//sleep in tenths of a second
+int bettersleep(int ds)
+{
+ struct timespec tim, tim2;
+ tim.tv_sec = ds/10;
+ tim.tv_nsec = (ds%10)*100000000L;
+ return nanosleep(&tim , &tim2);
+}