November 2016
Beginner to intermediate
816 pages
19h 58m
Japanese
Content preview from Cクイックリファレンス 第2版
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
20.7
他のターゲット属性
699
m
a
k
e
C
bin
が明示的にphonyターゲットなので、決して更新されない。たとえ
bin
がその前提条件
circle
よりも新しくても、makeは
bin
サブディレクトリで
circle
の最新のコピーを作る。
時間が節約できるので、一般にすべてのphonyターゲットは明示的に宣言する。Phony
と宣言されたターゲットに対して、makeはターゲット名でファイルをビルドする暗黙ルー
ルにおいてソースファイルを探さない。古いスタイルで、同じ効果が得られる少々直感に
反する方式は、前提条件もコマンドもないターゲットの別のルールを追加する。
bin: circle
$(MKDIR) $@
$(CP) $< $@/
$(CHMOD) 600 $@/$<
bin:
.PHONY
ターゲットは明示的に働くので、例えば、依存性ルールを自動生成するような他
の技法の場合
にのみ使うのが好ましい。
20.7
他のターゲット属性
makeファイルで、
.PHONY
のように他の組み込みターゲットの前提条件にすることでター
ゲットに設定できる属性は他にもある。そのような組み込みターゲットの中で最も重要なも
のをここに示す（makeファイルでmakeの一般的実行時振る舞いを変更する他の特別な組
み込みターゲットは本章の末尾に示す）。
.IGNORE
.IGNORE
の前提条件になるターゲットでは、makeはターゲットをビルドするコマ
ンド実行でのエラーを無視する。
.IGNORE
そのものはコマンドスクリプトを取らな
い。
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.