1 #ifndef GEN_ALLOC_DEFS_H 2 #define GEN_ALLOC_DEFS_H 3 4 #define GEN_ALLOC_ready(ta,type,field,len,a,i,n,x,base,ta_ready) \ 5 int ta_ready(register ta *x,register unsigned int n) \ 6 { register unsigned int i; \ 7 if (x->field) { \ 8 i = x->a; \ 9 if (n > i) { \ 10 x->a = base + n + (n >> 3); \ 11 if (alloc_re(&x->field,i * sizeof(type),x->a * sizeof(type))) return 1; \ 12 x->a = i; return 0; } \ 13 return 1; } \ 14 x->len = 0; \ 15 return !!(x->field = (type *) alloc((x->a = n) * sizeof(type))); } 16 17 #define GEN_ALLOC_readyplus(ta,type,field,len,a,i,n,x,base,ta_rplus) \ 18 int ta_rplus(register ta *x,register unsigned int n) \ 19 { register unsigned int i; \ 20 if (x->field) { \ 21 i = x->a; n += x->len; \ 22 if (n > i) { \ 23 x->a = base + n + (n >> 3); \ 24 if (alloc_re(&x->field,i * sizeof(type),x->a * sizeof(type))) return 1; \ 25 x->a = i; return 0; } \ 26 return 1; } \ 27 x->len = 0; \ 28 return !!(x->field = (type *) alloc((x->a = n) * sizeof(type))); } 29 30 #define GEN_ALLOC_append(ta,type,field,len,a,i,n,x,base,ta_rplus,ta_append) \ 31 int ta_append(register ta *x,register type *i) \ 32 { if (!ta_rplus(x,1)) return 0; x->field[x->len++] = *i; return 1; } 33 34 #endif 35