Siemer 发表于 2020-9-22 19:59:51

linux系统下查找fortran程序中的值

我有一个fortran程序 xx.f90,绝对路径是path,现在linux服务器上运行,需要用到grep命令查找程序中赋值的变量,比如有一个变量是
kn= 3D0
我想将这个变量值根据变量名 kn 查找出来,然后将这个值赋给 a,使用的命令是
#!/bin/bash
#
a=`grep 'pn_max= ' path/xx.f90`
报错信息是 syntax error near unexpected token `*,*'
不知问题出在哪里?请大佬指教

风平老涡 发表于 2020-9-22 21:18:18

本帖最后由 风平老涡 于 2020-9-22 21:38 编辑

a="$(grep 'pn_max= ' path/xx.f90)"
不过,grep只能查找pattern,没法赋值。

Siemer 发表于 2020-9-22 21:47:37

风平老涡 发表于 2020-9-22 21:18
a="$(grep 'pn_max= ' path/xx.f90)"
不过,grep只能查找pattern,没法赋值。

谢谢您!!
我再详细描述一下我的问题哈,fortran那一行写的是    pn_max= 50.8D0, & !mol DIN/mol biomass N/day
我输入了命令
a=`grep 'pn\_max= ' /home/mgdu/EZMGA/EZM/EZM.f90`;echo $a
会显示出结果data:image/png;base64,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

Siemer 发表于 2020-9-22 21:48:11

风平老涡 发表于 2020-9-22 21:18
a="$(grep 'pn_max= ' path/xx.f90)"
不过,grep只能查找pattern,没法赋值。

接上条回复
但是将命令写成脚本的时候,如下
a="$(grep 'pn_max= ' path/xx.f90)"
echo $a
就会出现

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

将脚本按照您的建议修改后,还是会出现这种报错,也不知道是哪里的问题

风平老涡 发表于 2020-9-23 11:33:27

本帖最后由 风平老涡 于 2020-9-23 11:57 编辑

Siemer 发表于 2020-9-22 21:48
接上条回复
但是将命令写成脚本的时候,如下
a="$(grep 'pn_max= ' path/xx.f ...
试试 a=$(grep 'pn_max= ' path/xx.f90)


export a="$(grep 'pn_max= ' path/xx.f90)"

命令行与脚本有时会有少许差别,看一下man bash中的interactive项目。

Siemer 发表于 2020-9-23 22:22:53

本帖最后由 Siemer 于 2020-9-23 22:23 编辑

风平老涡 发表于 2020-9-23 11:33
试试 a=$(grep 'pn_max= ' path/xx.f90)



谢谢您!
解决啦!
原因是pn_max这个变量的赋值语句里有其他字符,我换成了
a1=`grep 'pn_max= ' path/EZM.f90`
echo $a1
sed -i "s|$a1|\    pn_max= 50.8D0\, \&|g" path/EZM.f90
就可以实现啦
页: [1]
查看完整版本: linux系统下查找fortran程序中的值