loop 処理をマクロにしたものですが、
もう、良く覚えていません・・・・
利用サンプルを次の記事に貼ります
MLOOP.H 利用サンプル
#define MLOOP \
{ \
while(1) { \
static int sw_continue = 0; \
if ( sw_continue >= 1 ) { \
sw_continue = 0; \
break; \
} \
if ( sw_continue <= -1 ) { \
sw_continue = 0; \
break; \
} \
#define MLOOPX(p1,p2,p3) \
{ static int loop_dummy; \
loop_dummy = 0; \
while(1) { \
static int sw_continue = 0; \
if ( loop_dummy == 0 ) { \
p1; \
loop_dummy = 1; \
} \
else { \
p3; \
} \
if ( sw_continue >= 1 ) { \
sw_continue = 0; \
break; \
} \
if ( sw_continue <= -1 ) { \
sw_continue = 0; \
break; \
} \
if ( (p2) == 0 ) { \
break; \
}
#define LOOP \
{ \
while(1) { \
if ( sw_continue >= 1 ) { \
sw_continue--; \
break; \
} \
if ( sw_continue <= -1 ) { \
break; \
} \
#define LOOPX(p1,p2,p3) \
{ static int loop_dummy; \
loop_dummy = 0; \
while(1) { \
if ( loop_dummy == 0 ) { \
p1; \
loop_dummy = 1; \
} \
else { \
p3; \
} \
if ( sw_continue >= 1 ) { \
sw_continue--; \
break; \
} \
if ( sw_continue <= -1 ) { \
break; \
} \
if ( (p2) == 0 ) { \
break; \
}
#define CONTINUE(a) \
sw_continue = -1 * a; \
continue;
#define BREAK(a) \
sw_continue = a; \
continue;
#define END \
}}
#define ENDMAIN \
}}
#define ENDLOOP \
} \
if ( sw_continue >= 1 ) { \
continue; \
} \
if ( sw_continue <= -1 ) { \
sw_continue++; \
continue; \
}}
