開発環境
- OS: macOS High Sierra - Apple
- Text Editor: Emacs
- コンパイラー: LLVM/Clang, GCC(gcc)
- プログラミング言語: C
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 (監修)、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)、コードマグネット(p. 313)を取り組んでみる。
コードマグネット(p. 313)
Makefile
CC = cc all: run sample: sample.c $(CC) sample.c -o sample run: sample ./sample
#include <stdio.h> #include <stdlib.h> #include <string.h> int NUM_ADS = 7; char *ADS[] = { "William: SBM GSOH likes sports, TV, dining", "Matt: SWM NS likes art, movies, theater", "Luis: SLM ND likes books, theater, art", "Mike: DWM DS likes trucks, sports and bieber", "Peter: SAM likes chess, working out and art", "Josh: SJM likes sports, movies and theater", "Jed: DBM likes theater, books and dining" }; void find() { puts("検索結果:"); puts("--------------------------------------------------"); for (int i = 0; i < NUM_ADS; i++) { char *AD = ADS[i]; if(strstr(AD, "sports") && !strstr(AD, "bieber")) { puts(AD); } } puts("--------------------------------------------------"); } int main() { find(); }
入出力結果(Terminal)
$ make cc sample.c -o sample ./sample 検索結果: -------------------------------------------------- William: SBM GSOH likes sports, TV, dining Josh: SJM likes sports, movies and theater -------------------------------------------------- $
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