UNIX for Dummies Questions & Answers

Hi All,

1. how to what is the current line we are executing. List command will display the 10 lines by default.
2. how to put a pointer to the current excuting line when executing the list.
2. if i have set one break point and i want to set 2nd break point do i need to delete the first break point and then run command once again or i need to do continue then again it will hit the 2nd break point?
3. in vi editor i wasnted to replace one string by follwoing:
(replcae /abc with /xyz/lmn
1,$s/^\/abc/\/xyz\/lmn/g

but i am unable to type \ after ^..

4. i am using debian os and want to enable telent by uncommenting telnet in .etc/inet.d file but i need to reboot the system to make it effective. Is there any command i can achive with out reboot?

5. i am unabel to do gdb on the following program:
---------------
#include<stdio.h>
void fun1();
void fun2();
main()
{
printf ("hello");
fun1();
fun2();
void fun1()
{
printf("helo1");
}
void fun2()
{
printf("helo2");
}
}

---------

i compile it by using the following command:

gcc -g a.c -o a.o

then i am getting the following error:

balbld01@/home/gauria{29} gdb a.o
GNU gdb 5.1.0.1
Copyright 2001 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i686-pc-linux-gnu"...Dwarf Error: Cannot handle DW_FORM_strp in DWARF reader.

(gdb) b fun1
No symbol table is loaded. Use the "file" command.
(gdb)


Could nay one help me in all of my queries.

Thanks in advance.

Regards
Gauri

For # 4:

Check the man page for inetd. There should be a line towards the bottom of the man page that states