* configure.ac:

+ Added -Wsign-compare to the warning flags.
  * libcaca/caca.c:
    + Fixed a signed/unsigned bug that caused infinite waits with
      ee_set_delay(0).
  * src/weapons.c libcaca/graphics.c libcaca/blit.c libcaca/conic.c:
    + Fixed minor signed/unsigned comparison warnings.

configure.ac

@@ -56,7 +56,7 @@ AM_CONDITIONAL(USE_NCURSES, ${USE_NCURSES})
 # Optimizations
 CFLAGS="${CFLAGS} -g -O2 -fno-strength-reduce -fomit-frame-pointer"
 # Code qui fait des warnings == code de porc == deux baffes dans ta gueule
-CFLAGS="${CFLAGS} -Wall -Wpointer-arith -Wcast-align -Wcast-qual -Wstrict-prototypes -Wshadow -Waggregate-return -Wmissing-prototypes -Wnested-externs"
+CFLAGS="${CFLAGS} -Wall -Wpointer-arith -Wcast-align -Wcast-qual -Wstrict-prototypes -Wshadow -Waggregate-return -Wmissing-prototypes -Wnested-externs -Wsign-compare"
 
 AC_OUTPUT([
   Makefile

libcaca/blit.c

@@ -51,8 +51,8 @@ void caca_blit(int x1, int y1, int x2, int y2, void *pixels, int w, int h)
 
     pitch = (3 * w + 3) / 4 * 4;
 
-    for(y = y1 > 0 ? y1 : 0; y <= y2 && y <= caca_get_height(); y++)
-        for(x = x1 > 0 ? x1 : 0; x <= x2 && x <= caca_get_width(); x++)
+    for(y = y1 > 0 ? y1 : 0; y <= y2 && y <= (int)caca_get_height(); y++)
+        for(x = x1 > 0 ? x1 : 0; x <= x2 && x <= (int)caca_get_width(); x++)
         {
             int fromx = w * (x - x1) / (x2 - x1 + 1);
             int fromy = h * (y - y1) / (y2 - y1 + 1);

libcaca/caca.c

@@ -257,8 +257,8 @@ static unsigned int _caca_getticks(void)
 void caca_refresh(void)
 {
 #define IDLE_USEC 10000
-    static unsigned int lastticks = 0;
-    unsigned int ticks = lastticks + _caca_getticks();
+    static int lastticks = 0;
+    int ticks = lastticks + _caca_getticks();
 
 #if defined(USE_SLANG)
     SLsmg_refresh();
@@ -274,7 +274,7 @@ void caca_refresh(void)
 
     /* Wait until _caca_delay + time of last call */
     ticks += _caca_getticks();
-    for(; ticks < _caca_delay - IDLE_USEC; ticks += _caca_getticks())
+    for(; ticks + IDLE_USEC < (int)_caca_delay; ticks += _caca_getticks())
         usleep(IDLE_USEC);
 
     /* Update the sliding mean of the render time */
@@ -283,7 +283,7 @@ void caca_refresh(void)
     lastticks = ticks - _caca_delay;
 
     /* If we drifted too much, it's bad, bad, bad. */
-    if(lastticks > _caca_delay)
+    if(lastticks > (int)_caca_delay)
         lastticks = 0;
 }
 

libcaca/conic.c

@@ -183,13 +183,13 @@ static void ellipsepoints(int xo, int yo, int x, int y, char c)
 {
     uint8_t b = 0;
 
-    if(xo + x >= 0 && xo + x < caca_get_width())
+    if(xo + x >= 0 && xo + x < (int)caca_get_width())
         b |= 0x1;
-    if(xo - x >= 0 && xo - x < caca_get_width())
+    if(xo - x >= 0 && xo - x < (int)caca_get_width())
         b |= 0x2;
-    if(yo + y >= 0 && yo + y < caca_get_height())
+    if(yo + y >= 0 && yo + y < (int)caca_get_height())
         b |= 0x4;
-    if(yo - y >= 0 && yo - y < caca_get_height())
+    if(yo - y >= 0 && yo - y < (int)caca_get_height())
         b |= 0x8;
 
     if((b & (0x1|0x4)) == (0x1|0x4))

libcaca/graphics.c

@@ -63,7 +63,8 @@ int caca_get_color(void)
 
 void caca_putchar(int x, int y, char c)
 {
-    if(x < 0 || x >= caca_get_width() || y < 0 || y >= caca_get_height())
+    if(x < 0 || x >= (int)caca_get_width() ||
+       y < 0 || y >= (int)caca_get_height())
         return;
 
 #if defined(USE_SLANG)
@@ -82,9 +83,9 @@ void caca_putchar(int x, int y, char c)
 
 void caca_putstr(int x, int y, const char *s)
 {
-    int len;
+    unsigned int len;
 
-    if(y < 0 || y >= caca_get_height() || x >= caca_get_width())
+    if(y < 0 || y >= (int)caca_get_height() || x >= (int)caca_get_width())
         return;
 
     len = strlen(s);
@@ -129,7 +130,7 @@ void caca_printf(int x, int y, const char *format, ...)
     char *buf = tmp;
     va_list args;
 
-    if(y < 0 || y >= caca_get_height() || x >= caca_get_width())
+    if(y < 0 || y >= (int)caca_get_height() || x >= (int)caca_get_width())
         return;
 
     if(caca_get_width() - x + 1 > BUFSIZ)

src/weapons.c

@@ -49,7 +49,7 @@ void init_weapons(game *g, weapons *wp)
 
 void draw_weapons(game *g, weapons *wp)
 {
-    int i;
+    unsigned int i;
 
     for(i = 0; i < WEAPONS; i++)
     {
@@ -95,7 +95,8 @@ void draw_weapons(game *g, weapons *wp)
 
 void update_weapons(game *g, weapons *wp)
 {
-    int i, j, dist, xmin, ymin, dx, dy, xnew, ynew;
+    unsigned int i, j;
+    int dist, xmin, ymin, dx, dy, xnew, ynew;
 
     for(i = 0; i < WEAPONS; i++)
     {