command

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--- command [2017/04/20 03:06] – [rsync] nullpon
+++ command [2025/12/25 15:02] (現在) – nullpon
@@ 行 54: / 行 54: @@
   zcat auth.log.2.gz | less
+===== file =====
+ファイルの詳細を得る
+<code shell>
+$ file node
+node: Mach-O universal binary with 2 architectures: [x86_64:Mach-O 64-bit executable x86_64] [arm64]
+node (for architecture x86_64):	Mach-O 64-bit executable x86_64
+node (for architecture arm64):	Mach-O 64-bit executable arm64
+</code>
+===== strings ======
+バイナリに埋め込まれている文字列を得る
+<code shell>
+$ strings /usr/bin/java
+@(#)PROGRAM:java_home  PROJECT:JavaApplicationSupport-326
+JAVA_LAUNCHER_VERBOSE
+java_home
+JAVA_HOME
+about to exec %s using JAVA_HOME="%s"
+exec failed: %s
+JAVA_VERSION
+JAVA_ARCH
+v:a:XFVh
+version
+arch
+failfast
+exec
+verbose
+help
+Usage: %s [options...]
+    Returns the path to a Java home directory from the current user's settings.
+Options:
+    [-v/--version   <version>]       Filter versions (as if JAVA_VERSION had been set in the environment).
+    [-a/--arch      <architecture>]  Filter architecture (as if JAVA_ARCH had been set in the environment).
+    [-F/--failfast]                  Fail when filters return no JVMs, do not continue with default.
+    [   --exec      <command> ...]   Execute the $JAVA_HOME/bin/<command> with the remaining arguments.
+    [-X/--xml]                       Print full JVM list and additional data as XML plist.
+    [-V/--verbose]                   Print full JVM list with architectures.
+    [-h/--help]                      This usage information.
+Matching Java Virtual Machines (%ld):
+    %s
+JVMArch
+# ... 以下略
+</code>

command.1492657577.txt.gz · 最終更新: 2017/04/20 03:06 by nullpon