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https://issues.apache.org/jira/browse/HDFS-12571?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16359694#comment-16359694
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Apache Spark commented on HDFS-12571:
-------------------------------------

I still meet this issue in hadoop-3.0.0 with centos7

 
{code:java}
/software/hadoop-3.0.0/libexec/hadoop-functions.sh: line 398: syntax error near 
unexpected token `<'
/software/hadoop-3.0.0/libexec/hadoop-functions.sh: line 398: `  done < <(for 
text in "${input[@]}"; do'
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 70: 
hadoop_deprecate_envvar: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 87: hadoop_bootstrap: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 104: hadoop_parse_args: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 105: shift: : numeric 
argument required
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 110: hadoop_find_confdir: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 111: 
hadoop_exec_hadoopenv: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 112: 
hadoop_import_shellprofiles: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 113: 
hadoop_exec_userfuncs: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 119: 
hadoop_exec_user_hadoopenv: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 120: 
hadoop_verify_confdir: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 122: 
hadoop_deprecate_envvar: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 123: 
hadoop_deprecate_envvar: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 124: 
hadoop_deprecate_envvar: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 129: hadoop_os_tricks: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 131: hadoop_java_setup: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 133: hadoop_basic_init: 
command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 140: 
hadoop_shellprofiles_init: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 143: 
hadoop_add_javalibpath: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 144: 
hadoop_add_javalibpath: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 146: 
hadoop_shellprofiles_nativelib: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 152: 
hadoop_add_common_to_classpath: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 153: 
hadoop_shellprofiles_classpath: command not found
/software/hadoop-3.0.0/libexec/hadoop-config.sh: line 157: 
hadoop_exec_hadooprc: command not found
{code}
 

> Ozone: remove spaces from the beginning of the hdfs script  
> ------------------------------------------------------------
>
>                 Key: HDFS-12571
>                 URL: https://issues.apache.org/jira/browse/HDFS-12571
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>    Affects Versions: HDFS-7240
>            Reporter: Elek, Marton
>            Assignee: Elek, Marton
>            Priority: Critical
>              Labels: ozoneMerge
>             Fix For: HDFS-7240
>
>         Attachments: HDFS-12571-HDFS-7240.001.patch
>
>
> It seems that during one of the previous merge some unnecessary spaces has 
> been added to the hadoop-hdfs-project/hadoop-hdfs/src/main/bin/hdfs file.
> After a dist build I can not start server with the hdfs command:
> {code}
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-functions.sh: line 398: 
> syntax error near unexpected token `<'
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-functions.sh: line 398: `  
> done < <(for text in "${input[@]}"; do'
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 70: 
> hadoop_deprecate_envvar: command not found
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 87: 
> hadoop_bootstrap: command not found
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 104: 
> hadoop_parse_args: command not found
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 105: shift: 
> : numeric argument required
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 110: 
> hadoop_find_confdir: command not found
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 111: 
> hadoop_exec_hadoopenv: command not found
> /tmp/hadoop-3.1.0-SNAPSHOT/bin/../libexec/hadoop-config.sh: line 112: 
> hadoop_import_shellprofiles: command not found
> {code}
> See the space at here:
> https://github.com/apache/hadoop/blob/d0bd0f623338dbb558d0dee5e747001d825d92c5/hadoop-hdfs-project/hadoop-hdfs/src/main/bin/hdfs
> Or see the latest version at:
> https://github.com/apache/hadoop/blob/HDFS-7240/hadoop-hdfs-project/hadoop-hdfs/src/main/bin/hdfs
> To be honest I don't understand how it could work for others, as it seems to 
> be an older change. Maybe some git magic removed it on OSX (I use linux). 
> Anyway I upload a patch to fix it.



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