executing a variable assignment in a string Post: 302426253

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

@ in a variable assignment

Hello Everybody, Does anyone know what the @ symbol means in a csh script, if used with a variable assignment as below @ line = 1 why not just use.... set line=1 Many thanks rkap

2. Shell Programming and Scripting

substituted variable assignment

I try to run this script, however, it gives an exception in line 3. How do I do an assignment to a substituted variable? #!/bin/bash name=fruit ext_$(eval echo ${name})=apple tmp=ext_$(eval echo ${name}) if ]; then echo "apple" elif ]; then echo "orange" fi echo ${!tmp} Error...

3. Shell Programming and Scripting

Indirect variable assignment

Hi I have variable A_B=alpha also var1="A" var2="B" I want to retrieve the value alpha using var1 and var2 , somthing like echo ${${var1}_${var2}} that works. Obviously this is receiving syntax error

4. Shell Programming and Scripting

Executing a variable that strores a unix command string

Hi: I have a touble with executing a variable that stores a unix command string. The following would be excuted fine: command='ls -l' `echo $command` However, the following gives me an error: command='(uuencode file1 file1; uuencode file2 file2) | mailx email_id' `echo...

5. Shell Programming and Scripting

Help with variable assignment

Hi, In AIX I have a variable with , (coma) separated values assigned to it like shown below var1=apple,boy,chris i want to convert this to var1='apple','boy','chris' the number of values assigned to var1 might change and it could be from 1 to n any suggestions please?

6. Shell Programming and Scripting

Complex variable assignment

Hi, I have a requirement as follows, need to call the format of ${$var} form. For example, i am taking a variable. count=1, ((LIMIT_$count=$count + 1)) Now i have to echo this variable LIMIT_$count. (This is in a loop..) echo ${LIMIT_$count} - displays as a syntax...

7. Shell Programming and Scripting

Use one loop get the variable assignment

for var in {1..3} do lspci -nn |awk -v i=$var '/8086:10a7/{split($1,a,""); print "0x"a}' done it will output 0x01 0x00 0x1 I want to let bus=0x01 slot=0x00 fun=0x1, How to modify this loop? I know it can be get by bus=`lspci -nn |awk...

8. Shell Programming and Scripting

Usage of # in assignment of variable

guys, i would like to know what does the below does. tr=`echo $bfile | cut -d"." -f4` tr=${tr#TR} i tried with assigning a value and executed second line. but after that also value of tr remains same. thanks in advance ..

9. Shell Programming and Scripting

Same Variable Assignment

Hi I have a strange problem: In my shell script I am performing a copy task: . prop.txt cp -r $dir/ $dir/archive $dir is fetched from a property file (prop.txt) which stores its value dir=/opt/data Now the problem is another dir1 comes into picture. I only want to add...

10. Shell Programming and Scripting

Variable Assignment

Hi I am facing a problem. export local_folder=/opt/app/ cd /opt/app/abc/ abcversion="abc*" (abcga5 is inside /opt/app/abc/) echo $abcversion (it echoes the correct version as abcga5 ) Now when I reuse the value of abcversion for a below path: export...

LEARN ABOUT DEBIAN

vf_get_prop_value_string

vf_get_prop_value_string(3)				     Library Functions Manual				       vf_get_prop_value_string(3)

NAME

       vf_get_prop_value_string - vf_get_prop_value_string()

SYNOPSIS

       #include <../vformat/vf_iface.h>

       extern char *vf_get_prop_value_string
       (
	    VF_PROP_T *p_prop,
	    uint32_t n_string
       );

PARAMETERS

       VF_PROP_T *p_prop
	      Property to locate string from.

       uint32_t n_string
	      Index to string required.

DESCRIPTION

       Obtain string pointer value from VF_PROP_T.  For example a property may be defined as:

       THING;THIS=STUFF;WITH-QUALIFIERS:fred-fred-fred;gogogo;baabaabaa

       A call to vf_get_prop_value_string() specifying n_string=1 will return a pointer to the gogogo value.

       Return NULL if out of range request, ie. N_string=3 for N:0;1;2.

RETURNS

       Pointer to string value if value present, NULL if index	too large.

SEE ALSO

       vf_parse_init(3),   vf_parse_text(3),   vf_parse_end(3),  vf_read_file(3),  vf_write_file(3),  vf_get_next_object(3),  vf_create_object(3),
       vf_get_object_type(3),  vf_get_property(3),  vf_get_property_ex(3),  vf_get_next_property(3),  vf_get_prop_value(3),  vf_set_prop_value(3),
       vf_get_prop_name_string(3),   vf_set_prop_name_string(3),  vf_get_prop_name(3),	vf_get_prop_value_object(3),  vf_set_prop_value_object(3),
       vf_set_prop_value_string(3), vf_set_prop_value_base64(3), vf_get_prop_value_base64(3),  vf_set_property_from_file(3),  vf_delete_object(3),
       vf_delete_prop(3),	 vf_find_prop_qual_index(3),	    vf_is_modified(3),	      vf_find_charset(3),	vf_date_string_to_time(3),
       vf_period_string_to_time(3), vf_period_time_to_string(3), vf_set_prop_value_time(3), vf_get_prop_value_time(3)

c2man vf_iface.h						   30 April 2003				       vf_get_prop_value_string(3)