Beginning Linux Programming Third Edition phần 3 docx
Beginning Linux Programming Third Edition phần 3 docx
... fred.c
argopt: invalid option-—q
unknown option: q
argument: hi there
139
The Linux Environment
b544977 Ch04.qxd 12/1/ 03 8:55 AM Page 139
#include <unistd.h>
int isatty(int fd);
The isatty system ... setlogmask(LOG_UPTO(LOG_NOTICE));
syslog(LOG_DEBUG,”debug message, should not appear”);
exit(0);
}
1 63
The Linux Environment
b544977 Ch04.qxd 12/1/ 03 8:55 AM Page 1 63
❑ ICRNL...
Beginning Linux Programming Third Edition phần 10 docx
... of
/proc/interrupts:
CPU0 CPU1
0: 136 8447 134 1817 IO-APIC-edge timer
1: 47684 47510 IO-APIC-edge keyboard
2: 0 0 XT-PIC cascade
4: 1817 93 182240 IO-APIC-edge serial
5: 130 9 43 130 0 53 IO-APIC-edge soundblaster
... paging request at virtual address 0 138 00 83
current >tss.cr3 = 06704000, %cr3 = 06704000
*pde = 00000000
Oops: 0000
CPU: 1
790
Chapter 18
b544977 Ch18.qxd 12/1/ 03 8...
Beginning Linux Programming Third Edition phần 1 ppsx
... mmap 130
fcntl 130
mmap 131
Try It Out—Using mmap 132
Summary 134
Chapter 4: The Linux Environment 135
Program Arguments 135
Try It Out—Program Arguments 137
getopt 138
Try It Out—getopt 139
getopt_long ... Out—ident 38 5
SCCS 38 6
Comparing RCS and SCCS 38 6
CVS 38 6
Using CVS Locally 38 7
Accessing CVS over a Network 39 0
gCVS 39 0
BitKeeper 39 1
Writing a Manual Page 3...
Beginning Linux Programming Third Edition phần 2 doc
... common method in Linux is to use
echo -n “string to output”
but you’ll often come across
echo -e “string to output\c”
53
Shell Programming
b544977 Ch02.qxd 12/1/ 03 8:55 AM Page 53
echo “press interrupt ... Composer
CD1 23 Cool sax Jazz Bix
CD 234 Classic violin Classical Bach
CD345 Hits99 Pop Various
Its corresponding tracks file will look like this:
Catalog Track No. Title
CD1 23...
Beginning Linux Programming Third Edition phần 4 pps
... implementation that we will resolve
in later revisions.
233
Managing Text-Based Screens with curses
b544977 Ch06.qxd 12/1/ 03 8:56 AM Page 233
keypad(stdscr, TRUE);
cbreak();
noecho();
key = 0;
while ... attroff(A_STANDOUT);
current_row++;
option_ptr++;
}
mvprintw(start_row + current_row + 3, start_col,
“Move highlight then press Return “);
refresh();
}
237
Managing Text-Based Screen...
Beginning Linux Programming Third Edition phần 5 potx
... (0.02 sec)
33 4
Chapter 8
b544977 Ch08.qxd 12/1/ 03 8:56 AM Page 33 4
Name: fname
Type: VARCHAR
Max width 30
Name: age
Type: Numeric field
Max width 11
Column details:
1 Jenny 17
2 Andrew 13
$
It’s ... %s\n”, mysql_errno(&my_connection),
mysql_error(&my_connection));
}
33 5
MySQL
b544977 Ch08.qxd 12/1/ 03 8:56 AM Page 33 5
If we reset the data in our database, then run the p...
Beginning Linux Programming Third Edition phần 6 pps
... 0.10 0.10 8664 0.01 0. 03 _doscan [4]
18.5 0.20 0.10 mcount (60)
14.8 0.28 0.08 433 20 0.00 0.00 _number [5]
9 .3 0 .33 0.05 8664 0.01 0.01 _format_arg [6]
7.4 0 .37 0.04 112 632 0.00 0.00 _ungetc [8]
7.4 ... 0.04 1 40.00 39 0.02 _main [2]
3. 7 0.47 0.02 53 0 .38 0 .38 _read [12]
3. 7 0.49 0.02 w4str [10]
1.9 0.50 0.01 26 034 0.00 0.00 _strlen [16]
1.9 0.51 0.01 8664 0.00 0.00 strncmp [...
Beginning Linux Programming Third Edition phần 7 pot
... HELLO FROM 531
532 sent Hello from 532 , received: HELLO FROM 532
529 sent Hello from 529, received: HELLO FROM 529
530 sent Hello from 530 , received: HELLO FROM 530
531 sent Hello from 531 , received: ... buffer);
exit(EXIT_SUCCESS);
}
Remembering that pipe3 invokes the pipe4 program for us, we get the following output when we run
pipe3:
$ ./pipe3
980 - wrote 3 bytes
981 - read 3...
Beginning Linux Programming Third Edition phần 8 ppsx
... to
client3.c is
address.sin_port = htons(9 734 );
The server has also been changed to allow connections from any IP address by using INADDR_ANY.
Now, when you run
server3 and client3, you see ... s_port));
606
Chapter 15
b544977 Ch15.qxd 12/1/ 03 8:57 AM Page 606
16
Programming GNOME
Using GTK+
So far in this book, we’ve covered the major topics in Linux programming that deal with c...
Beginning Linux Programming Third Edition phần 9 pdf
... or RPM
for your distribution. Red Hat Linux 9 ships with
qt -3. 1.1-6.i386.rpm, which we can install using
the following command:
$ rpm –Uvh qt -3. 1.1-6.i386.rpm
We can also install it with the ... *parent, const char *name = 0 )
bool QRadioButton::isChecked ()
6 93
Programming KDE Using Qt
b544977 Ch17.qxd 12/1/ 03 8:57 AM Page 6 93
KAction * print
etc
Each standard action takes t...
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