Unix Programming
in [Programming]
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Performance difference between system call and library function I'm trying to understand the performance difference between system call and methods provided in standard library. However I was confused by the result. I wrote a simple C program to compare the time used by the two methods. The two things I compared is: 1. rename a file by system("mv file_a file_b") vs. by renam... 17 Apr 2008 01:12
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Make question - how to overwrite a rule Hi, I use make to build a set of HTML pages from XML files. I have a rule which says: %html : autolayout.xml a_long_command with a_long_command as follows: a_program ... $@ ... $(filter-out depends.tabular,$(filter-out autolayout.xml,$^)) Now for special HTML pages I need some post processing. I... 16 Apr 2008 10:01
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Error with cc sunstudio compiler happytoday wrote: I compiled that program under turbo C without any problems Then Turbo C must be even crapier than I thought. but with sunstudi I found those errors: "pnt02ma1.c", line 37: warning: implicit function declaration: system You should include <stdlib.h> to get the prototype for system()... 15 Apr 2008 19:31
Error with cc sunstudio compiler I compiled that program under turbo C without any problems but with sunstudi I found those errors: "pnt02ma1.c", line 37: warning: implicit function declaration: system "pnt02ma1.c", line 58: operands must have arithmetic type: op "*" "pnt02ma1.c", line 58: assignment type mismatch: pointer to float "=" ... 15 Apr 2008 19:31
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Not able to get client address #include "header.h" void catcher(int sig); int newsockfd; int main(void) { int sockfd, option; int validNo; int fd; /*Declaring structure for communication*/ struct sockaddr_in server = {AF_INET, 7000, INADDR_ANY}; struct sockaddr addr; socklen_t lengthptr; char ipaddre... 16 Apr 2008 23:37
getting password expiry on *nix systems Hi all, how might I get whether a given user's password has expired on *nix systems. I know on HP-UX there is the getprpwnam() method which returns a pr_passwd struct. From that I can work out whether the password has expired or not. Is there somthing universal that will work on all *nix systems? Regards,... 19 Apr 2008 05:47 |