Sponsored Content
Top Forums Shell Programming and Scripting [Bash]Function returning a boolean Post 302311726 by dolphin06 on Wednesday 29th of April 2009 11:09:47 AM
Old 04-29-2009
Alright thank you. I have another question though, now that i have my result is it possible to use it in another test in this way :

Code:
function_boolean
bool=$?
while [ $bool ] && [ boolean expression ]; do
  # ...
done

 

10 More Discussions You Might Find Interesting

1. Programming

string returning function

I have two string returning function in ESQL/C char *segment_name(lbuffer) char *lbuffer; {..... and char *get_bpdvalue(f_name) char *f_name; {...... both declared above main() char *get_bpdvalue(); char *segment_name(); my problem is segment_name works on sprintf and strcpy... (5 Replies)
Discussion started by: jisc
5 Replies

2. Programming

create a thread from a returning function

hi all, my requirement is to create a thread by calling another function. i.e i dont call pthread_create directly from main, but by calling another function (createThd - below ), from main. Example: void *thread_function(void *arg) { /* thread function */ int i; rc =... (3 Replies)
Discussion started by: wolwy_pete
3 Replies

3. Shell Programming and Scripting

returning from a function

Hi all, I am very new to BASH shell programming. I need to return an integer from a function to the caller function. I did this: but it keeps giving me wrong return: Can someone help me out here, please? Thanks (2 Replies)
Discussion started by: alirezan
2 Replies

4. Shell Programming and Scripting

Returning the name of function used

Hi All In my script, I can call on several functions. I have a logging function that is called by any of these functions. What I would like is some way of identifying which function I am using and pass this to the log function as some parameter. Is there some built in command or way of... (3 Replies)
Discussion started by: kingpin2502
3 Replies

5. Programming

Function Returning Pointer

Hi guys. how a functions such fdopen, ... can return pointer? are these functions use static memory(variables)? (6 Replies)
Discussion started by: majid.merkava
6 Replies

6. Programming

Returning local string value from a function in C

Hi, If I have a code like this, what are the potential problems do you see? const char* const retString() { return "hello"; /* string literal */ } My questions are: a) Since the string literal which is already a constant read only data (cannot be... (4 Replies)
Discussion started by: royalibrahim
4 Replies

7. Shell Programming and Scripting

boolean expression in bash

Can someone, please, help me to make this condition valid/accepted in bash? I really cannot. I'm stuck with the brackets... This one tells me: missing `]' if ]; then # NOTIFY ERROR... fi And... I'd also appreciate a link to bash documents that explain these things. All... (2 Replies)
Discussion started by: mamboknave
2 Replies

8. Programming

Malloc function returning NULL

Hi All, I am using malloc function for allocating dynamic memory. When I am using below code on Linux server its working fine, but When I am trying the same code on HP UNIX server its returning NULL. below is a fragment of code in which it is giving problem. tmp = (format_tree... (4 Replies)
Discussion started by: Taher Saifuddin
4 Replies

9. Shell Programming and Scripting

Using boolean expression Bash script

Hi, Im trying to write a Bash script that calculates the least common subnet for two address. Theoretical: I have to change IP from decimal to binary, then apply XNOR on the two IPs. I tried to write this: #!/bin/bash echo "Ebter the first ip" read ip1 echo "Enter the second ip" read... (7 Replies)
Discussion started by: Miron
7 Replies

10. Shell Programming and Scripting

Returning an exit code from a bash function

How to return a exit code from a function and use it in conditional? I tried the following but it does not seem to work. tests.sh: if test ./load.sh ; then echo "0" else echo "1" fi load.sh: return 1; from command line: $ ./tests.sh 0 I was expecting it to output "1"... (17 Replies)
Discussion started by: wolfv
17 Replies
std::atomic_bool(3)					     Library Functions Manual					       std::atomic_bool(3)

NAME
std::atomic_bool - SYNOPSIS
Inherited by std::atomic< bool >. Public Member Functions atomic_bool (const atomic_bool &)=delete constexpr atomic_bool (bool __i) noexcept bool compare_exchange_strong (bool &__i1, bool __i2, memory_order __m1, memory_order __m2) noexcept bool compare_exchange_strong (bool &__i1, bool __i2, memory_order __m1, memory_order __m2) volatilenoexcept bool compare_exchange_strong (bool &__i1, bool __i2, memory_order __m=memory_order_seq_cst) noexcept bool compare_exchange_strong (bool &__i1, bool __i2, memory_order __m=memory_order_seq_cst) volatilenoexcept bool compare_exchange_weak (bool &__i1, bool __i2, memory_order __m1, memory_order __m2) noexcept bool compare_exchange_weak (bool &__i1, bool __i2, memory_order __m1, memory_order __m2) volatilenoexcept bool compare_exchange_weak (bool &__i1, bool __i2, memory_order __m=memory_order_seq_cst) noexcept bool compare_exchange_weak (bool &__i1, bool __i2, memory_order __m=memory_order_seq_cst) volatilenoexcept bool exchange (bool __i, memory_order __m=memory_order_seq_cst) noexcept bool exchange (bool __i, memory_order __m=memory_order_seq_cst) volatilenoexcept bool is_lock_free () const noexcept bool is_lock_free () const volatilenoexcept bool load (memory_order __m=memory_order_seq_cst) const noexcept bool load (memory_order __m=memory_order_seq_cst) const volatilenoexcept operator bool () const noexcept operator bool () const volatilenoexcept atomic_bool & operator= (const atomic_bool &)=delete atomic_bool & operator= (const atomic_bool &) volatile=delete bool operator= (bool __i) noexcept bool operator= (bool __i) volatilenoexcept void store (bool __i, memory_order __m=memory_order_seq_cst) noexcept void store (bool __i, memory_order __m=memory_order_seq_cst) volatilenoexcept Detailed Description atomic_bool Definition at line 54 of file atomic. Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ Tue Jun 10 2014 std::atomic_bool(3)
All times are GMT -4. The time now is 01:04 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy