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Topic: Fopen


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In the News (Tue 10 Nov 09)

  
  fopen can create or append a file
fopen returns a pointer to be used to identify the stream in subsequent operations.
fopen also allows the t or b to be inserted between the letter and the + character in the mode string; for example rt+ is equivalent to r+t.
Because fopen() usually buffers the output, If the program were to crash, the log file would be incomplete and could mislead you about what the program was doing when it crashed.
www.decompile.com /cpp/faq/fopen_write_append.htm   (964 words)

  
 fopen(3): stream open functions - Linux man page
The fopen() function opens the file whose name is the string pointed to by path and associates a stream with it.
The fopen(), fdopen() and freopen() functions may also fail and set errno for any of the errors specified for the routine malloc(3).
The fopen() function may also fail and set errno for any of the errors specified for the routine open(2).
www.die.net /doc/linux/man/man3/fopen.3.html   (796 words)

  
 FILE *fopen(char *filename, char *mode)
fopen() is used to create a file pointer or stream, for subsequent input or output to a file.
Thus, the return value from fopen() must normally be stored in a variable, so that it can then be used as an argument to other functions such as fgetc() etc.
In general, fopen() will open a file for access either as a binary or a text file--but the default is implementation specific.
www.eeng.dcu.ie /~softeng2/2004-2005/manual/manual/node20.html   (448 words)

  
 Fopen - Wikipedia, the free encyclopedia
The correct title of this article is fopen.
The initial letter is capitalized due to technical limitations.
However, the operation of fopen is undefined if the filename doesn't follow requirements by the OS.
en.wikipedia.org /wiki/Fopen   (509 words)

  
 fopen(3S)
The fopen() function opens the file whose pathname is the string pointed to by filename, and associates a stream with it.
If mode is w, a, w+ or a+ and the file did not previously exist, upon successful completion, fopen() function will mark for update the st_atime, st_ctime and st_mtime fields of the file and the st_ctime and st_mtime fields of the par- ent directory.
The fopen() function will fail if: EACCES Search permission is denied on a component of the path prefix, or the file exists and the permissions specified by mode are denied, or the file does not exist and write permission is denied for the parent directory of the file to be created.
www.cs.usyd.edu.au /cgi-bin/man.cgi?section=3S&topic=fopen   (751 words)

  
 fopen
The fopen() function shall open the file whose pathname is the string pointed to by filename, and associates a stream with it.
If mode is w, wb, a, ab, w+, wb+, w+b, a+, ab+, or a+b, and the file did not previously exist, upon successful completion, the fopen() function shall mark for update the st_atime, st_ctime, and st_mtime fields of the file and the st_ctime and st_mtime fields of the parent directory.
The fopen() function returns a file pointer that is used in subsequent fgets() and
www.opengroup.org /onlinepubs/009695399/functions/fopen.html   (980 words)

  
 fopen(3)
DESCRIPTION The fopen() function opens the file named by the path parameter and associ- ates a stream with it, returning a pointer to the FILE structure of this stream.
If the mode parameter is w, a, w+, or a+ and the file did not previously exist, upon successful completion the fopen() function marks the st_atime, st_ctime and st_mtime fields of the file and the st_ctime and st_mtime fields of the parent directory for update.
The meaning of mode values is the same as described for fopen(), except that for fdopen(), the values beginning with w do not cause truncation of the file.
www.uwm.edu /cgi-bin/IMT/wwwman?topic=fopen(3)&msection=   (1511 words)

  
 Progressive Networks Community Support Forums -> fopen()   (Site not responding. Last check: 2007-10-24)
We've had some abuses of fopen() in the past, and have decided to close it off for http and ftp.
Consider a page with fopen() that calls a page that calls fopen() that calls a page with fopen() to another page, etc, etc..
fopen() should still be able to browse the localfilesystem however.
hostprogressive.com /support/forums/index.php?showtopic=63   (847 words)

  
 Fopen during loop - Dev Shed
Discuss Fopen during loop in the PHP Development forum on Dev Shed.
Fopen during loop PHP Development forum discussing coding practices, tips on PHP, and other PHP-related topics.
You also won't be subject to the potential disabling of URL fopen wrappers.
forums.devshed.com /php-development-5/fopen-during-loop-319437.html   (342 words)

  
 fopen - open a file
Note that in the Append mode, the specified format must coincide with the format of the existing file; otherwise, the file cannot be opened and fopen returns FAIL.
fopen is a function of the system kernel.
fopen fails to open non-existing files for reading.
www.mupad.de /doc/31/eng/stdlib_fopen.html   (823 words)

  
 fopen() vs. open()
fopen() and the type FILE * are part of the standard C library, available on every hosted implementation.
It is also worth noting that stdio FILEs, as returned by fopen(), are (or can be) buffered.
Not sure how that's relevant to the post above: since read and open aren't part of the C standard, as far as C is concerned, they may well be buffered I/O routines.
www.codecomments.com /message291788.html   (1030 words)

  
 Fopen and sessions - Dev Shed
Discuss Fopen and sessions in the PHP Development forum on Dev Shed.
Fopen and sessions PHP Development forum discussing coding practices, tips on PHP, and other PHP-related topics.
I am using fopen to fetch and include the contents of a file into another.
forums.devshed.com /php-development-5/fopen-and-sessions-336568.html#post1436913   (348 words)

  
 FOPEN DATA
The FOPEN Advance Technology Demonstration (ATD) program is managed by the Defense Advanced Research Projects Agency (DARPA) in cooperation with the Army and Air Force.
The FOPEN ATD program will develop a fully functional ultra wide-band Synthetic Aperture Radar (SAR) to detect, discern and cue tactical users to the presence of man-made metallic objects hidden beneath foliage.
The proposed acquisition will be a three to four year contract to develop and integrate the FOPEN sensor into a manned platform for testing.
fas.org /irp/imint/fopen.html   (200 words)

  
 manquery - -s 3b fopen @ Eastern Illinois University   (Site not responding. Last check: 2007-10-24)
If the open succeeds, fopen() returns a pointer to be used to identify the stream in subsequent operations.
In order to support the same number of open files that the system does, fopen() must allocate additional memory for data structures using malloc(3C) after 64 files have been opened.
The interfaces of fopen() and freopen() differ from the Standard I/O Functions fopen(3C) and freopen(3C).
www.eiu.edu /cgi-bin/manquery?fopen(3b)   (398 words)

  
 fopen
The primary use of the freopen func- tion is to change the file associated with a standard text stream (stderr, stdin, or stdout).
EINVAL The mode provided to fopen, fdopen, or freopen was invalid.
The fopen and freopen functions conform to ANSI C3.159-1989 (``ANSI C'').
man.he.net /man3/fopen   (528 words)

  
 fopen
If mode is w, a, w+ or a+ and the file did not previously exist, upon successful completion, fopen() function will mark for update the st_atime, st_ctime and st_mtime fields of the file and the st_ctime and st_mtime fields of the parent directory.
The fopen() function will allocate a file descriptor as open() does.
The largest value that can be represented correctly in an object of type off_t will be established as the offset maximum in the open file description.
www.opengroup.org /onlinepubs/007908799/xsh/fopen.html   (684 words)

  
 ! Aware to man pages: fopen(3)
SYNOPSIS #include FILE * fopen(char *path, char *mode); FILE * fdopen(int fildes, char *mode); FILE * freopen(char *path, char *mode, FILE *stream); DESCRIPTION The fopen() function opens the file whose name is the string pointed to by path and associates a stream with it.
The primary use of the freopen() function is to change the file associated with a stan- dard text stream (stderr, stdin, or stdout).
SEE ALSO open(2), fclose(3), fseek(3), funopen(3) STANDARDS The fopen() and freopen() functions conform to ANSI X3.159-1989 (``ANSI C'').
www.rocketaware.com /man/man3/fopen.3.htm   (719 words)

  
 Progressive Networks Community Support Forums -> fopen()   (Site not responding. Last check: 2007-10-24)
Will we, in the near future or somewhat, be able to use fopen() to write to files or create them?
But fopen($file, "w+") and other fopen options fail.
fopen() is used for file functions, such as fwrite() or fread().
hostprogressive.com /support/forums/index.php?showtopic=442   (573 words)

  
 FOPEN( ) Function   (Site not responding. Last check: 2007-10-24)
If FOPEN( ) successfully opens the file, the file handle number of the file is returned.
FOPEN( ) returns –1 if the file cannot be opened.
Assign the file handle number to a memory variable so you can access the file by the memory variable in other low-level file functions.
msdn.microsoft.com /library/en-us/dv_foxhelp9/html/f8c60315-bed3-48ef-919b-3b18a197f868.asp?frame=true   (247 words)

  
 SecuriTeam™ - PHP fopen() CRLF Injection
fopen(), file() and other functions in PHP have a vulnerability that makes it possible to add extra HTTP headers to HTTP queries.
PHP has several functions that take filenames as one of their arguments: fopen(), file() and some others.
If allow_url_fopen is set to On in php.ini, those functions also accept URLs instead of regular files, and they connect to the server in question with the correct protocol.
www.securiteam.com /unixfocus/5OP0C0A8AC.html   (587 words)

  
 Why fopen fail because of EINTR? - dBforums
I'm very confused that a fopen always fail because EINTR in my application.
And I think the problem is on the file or fopen itself.
The fopen() function may fail and not set errno if there are
www.dbforums.com /t814416.html   (1393 words)

  
 Functions and CALL Routines : FOPEN
The FOPEN function opens an external file for reading or updating and returns a file identifier value that is used to identify the open file to other functions.
You must associate a fileref with the external file before calling the F OPEN function.
FOPEN returns a 0 if the file could not be opened.
www.uwm.edu /IMT/Computing/sasdoc8/sashtml/lgref/z0209683.htm   (385 words)

  
 phparadise | php code | manual for fopen
fopen (string filename, string mode [, bool use_include_path [, resource zcontext]])
If it is switched off, PHP will emit a warning and the fopen call will fail.
Note: The list of supported protocols can be found in Appendix L.
fundisom.com /phparadise/manual/fopen   (973 words)

  
 Huge performance hit when using ifstream vs fopen()? - MSDN Forums   (Site not responding. Last check: 2007-10-24)
I was using VC++ EE, and compiled my program, and found that using ifstream for reading in big files (over 700MB) compared to doing the same thing, but using fopen()/fread() calls instead of streams resulted in massive improvement.
In most cases stl streams are slower than the direct access to the CRT.
Given the results i found, i can only assume that your speed loss is not directly related to fstream.read over fread as the difference is marginal at 32k buffer, and fstream appears to hugely outperform fread with larger buffer sizes.
forums.microsoft.com /MSDN/ShowPost.aspx?PostID=495287&SiteID=1   (723 words)

  
 fopen() - weird staff with '&' - PHP
fopen() - weird staff with 'and' - PHP
this is for sure the 1k question on fopen but maybe can someone
Yeh i hear you say "umpf what a dude" please read further..
www.thescripts.com /forum/thread7146.html   (386 words)

  
 fopen Man Page
Home : Computers : Linux : Man Pages : fopen
The argument mode points to a string beginning with one of the follow- ing sequences (Additional characters may follow these sequences.): r Open text file for reading.
CONFORMING TO The fopen and freopen functions conform to ANSI X3.159-1989 (``ANSI C'').
www.mediacollege.com /cgi-bin/man/page.cgi?section=3&topic=fopen   (675 words)

  
 fwrite() returns false after a successful fopen($file, 'a+b') - PHP
I wrote the function below as part of a larger class.
The fopen stage works, and, as according to the documentation at
You're sure that the fopen is working (nothing in the code, as you've posted it,
www.thescripts.com /forum/thread3181.html   (429 words)

  
 SAS Component Language Dictionary : FOPEN
Opening an existing file in OUTPUT mode overwrites the current contents of the file without warning.
The FOPEN function opens an external file for reading or updating and returns a file identifier value that can then be used to identify the open file to other functions.
In SCL you can assign filerefs by using either the FILENAME statement or the FILENAME function.
www.asu.edu /it/fyi/unix/helpdocs/statistics/sas/sasdoc/sashtml/sclr/z0143553.htm   (360 words)

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