bit count in c (2) -

bg090721

 pre
  Precompute_16bit.c
  Precompute_8bit.c


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Precompute_16bit.c
#include <stdio.h>#include <stdlib.h>#include <time.h>#include "../lib/ut.h"//int main(void) {int Precompute_16bit(void) {  int max = 0x1u << 16;  FILE * pFile;  pFile = fopen ("src/lib/pre16.h","w");  int i;  fprintf(pFile, "#ifndef PRE16_H_\n");  fprintf(pFile, "#define PRE16_H_\n\n");  fprintf(pFile, "static int bits_in_16bits [%d]={\n", max);  for (i = 0; i < max; i++) {    if (i > 0) {      if(i%32==0){        fprintf(pFile, "\n");      }      fprintf(pFile, ", ");    }    int rlt = a2_bitcount(i);    fprintf(pFile, "%d", rlt);  }  fprintf(pFile, "\n};\n\n");  fprintf(pFile, "#endif /* PRE16_H_ */\n");  fclose (pFile);  return EXIT_SUCCESS;} 
Precompute_8bit.c
#include <stdio.h>#include <stdlib.h>#include <time.h>#include "../lib/ut.h"//int main(void) {int Precompute_8bit(void) {  int max = 256;  FILE * pFile;  pFile = fopen ("src/lib/pre8.h","w");  int i;  fprintf(pFile, "#ifndef PRE8_H_\n");  fprintf(pFile, "#define PRE8_H_\n\n");  fprintf(pFile, "static int bits_in_char [%d]={\n", max);  for (i = 0; i < max; i++) {    if (i > 0) {      if(i%32==0){        fprintf(pFile, "\n");      }      fprintf(pFile, ", ");    }    int rlt = a2_bitcount(i);    fprintf(pFile, "%d", rlt);  }  fprintf(pFile, "\n};\n\n");  fprintf(pFile, "#endif /* PRE8_H_ */\n");  fclose (pFile);  return EXIT_SUCCESS;}