2014年10月31日金曜日

開発環境

Head First C ―頭とからだで覚えるCの基本(David Griffiths (著)、Dawn Griffiths (著) 中田 秀基(監訳)(翻訳)、木下 哲也 (翻訳)、オライリージャパン)の7章(高度な関数: 関数を最大限に活用する)、エクササイズ(p.321)を解いてみる。

その他参考書籍

エクササイズ(p.321)

コード(BBEdit, Emacs)

sample313.c

#include <stdio.h>
#include <string.h>

#include "sample321.h"

int sports_no_bieber(char *s)
{
  return strstr(s, "sports") && !strstr(s, "bieber");
}

int sports_or_workout(char *s)
{
  return strstr(s, "sports") || strstr(s, "working");
}

int ns_theater(char *s)
{
  return strstr(s, "NS") && strstr(s, "theater");
}

int arts_theater_or_dining(char *s)
{
  return strstr(s, "art") || strstr(s, "theater") || strstr(s, "dining");
}

void find(int (*match)(char*))
{
  int i;

  puts("検索結果:");
  puts("--------------------------------------------------");
  for (i = 0; i < NUM_ADS; i++)
    if (match(ADS[i]))
      puts(ADS[i]);
  puts("--------------------------------------------------");
}

int main(int argc, char *argv[])
{
  int (*mathes[])(char*) = {sports_no_bieber, sports_or_workout, ns_theater,
                          arts_theater_or_dining};
  int i;

  for (i = 0; i < 4; i++)
    find(mathes[i]);

  return 0;
}

Makefile

P=
CC=cc
CFLAGS=-g -Wall # -O3
SRC=
OBJ=
LDLIBS=

$(P): $(OBJ)
 $(CC) $(CFLAGS) $(LDLIBS) $(OBJ) -o $@

入出力結果(Terminal)

$ make sample321 && ./sample321
cc -g -Wall     sample321.c   -o sample321
検索結果:
--------------------------------------------------
William: SBM GSHO likes sports, TV, dining
Josh: SJM likes sports, movies and theater
--------------------------------------------------
検索結果:
--------------------------------------------------
William: SBM GSHO likes sports, TV, dining
Mike: DWM DS likes trucks, sports and bieber
Peter: SAM likes chess, working out and art
Josh: SJM likes sports, movies and theater
--------------------------------------------------
検索結果:
--------------------------------------------------
Matt: SUM NS likes art, movies, theater
--------------------------------------------------
検索結果:
--------------------------------------------------
William: SBM GSHO likes sports, TV, dining
Matt: SUM NS likes art, movies, theater
Luis: SLM ND likes books, theater, art
Peter: SAM likes chess, working out and art
Josh: SJM likes sports, movies and theater
Jed: DBM likes theater, books and dining
--------------------------------------------------
$

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