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Thanks for the feedback guys.

From what I understand you have to use different syntax when referencing headers files that are not in the "include" directory.

However, I have pid.h along with...

but w/o <pid.h> none of the functions defined in it will work.

I keep getting compile error:

../../thread/thread.c:318: undefined reference to `pid_alloc`
../../thread/thread.c:350: undefined reference to `pi_get`

thread.c looks like:


....
#include...

I am having trouble opening file.

[code]
// when file location is passed as an argument on command line
/(1)

FILE *fp;
fp = fopen(argv[2],"r");
// where argv[2] holds the file location
//...

thank you

I tried that before but I put


printf(argv[1][i]); // instead of

printf("%c\n",argv[1][i]);

sorry.... the PHONE NUMBER is an argument for the program

i.e.

programname 4588742

Greetings,

I am writing a program that based around the command line input of a phone number (numbers only).

I understand that the number will be stored in char *argv[].
(i.e. argv[1])

I...