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如何修复 autoconf 错误：possibly undefined macro: AM_INIT_AUTOMAKE

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问题

运行 autoconf 时，你看到如下错误消息

autoconf_error_log.txt
configure.ac:15: error: possibly undefined macro: AM_INIT_AUTOMAKE
      If this token and others are legitimate, please use m4_pattern_allow.
      See the Autoconf documentation.
configure.ac:29: error: possibly undefined macro: AC_PROG_LIBTOOL
configure.ac:36: error: possibly undefined macro: AC_MSG_ERROR
configure.ac:38: error: possibly undefined macro: AM_CONDITIONAL
configure.ac:55: error: possibly undefined macro: AC_CHECK_PTHREAD_SETNAME_NP

解决方案

在运行 autoconf 之前，你需要运行 aclocal 生成 aclocal.m4 文件。

run_aclocal.sh
aclocal

之后，你可以再次运行 autoconf，错误应该消失。

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