fopen (const char *__restrict path, const char *__restrict mode) |
FILE * Opens the file stored in the specified path based on the given mode. |
freopen (const char *__restrict path, const char *__restrict mode, FILE *__restrict stream) |
FILE * Opens the file stored in the specified path, and associates the stream by the given stream. |
remove (const char *pathname) |
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rename (const char *oldpath, const char *newpath) |
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Changes the position of a specified stream to a new position. |
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Obtains the current value of the file position indicator for a specified file stream. |
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Sets the position indicator of a specified stream to the beginning of the file. |
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Obtains the current file position of a specified stream and writes it to the pos parameter. |
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Sets the file position indicator for a specified file stream. |
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fread (void *__restrict ptr, size_t size, size_t nmemb, FILE *__restrict stream) |
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fwrite (const void *__restrict ptr, size_t size, size_t nmemb, FILE *__restrict stream) |
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getchar (void) |
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Writes a character into the position pointed to by a specified stream. |
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putchar (int c) |
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Reads a line of characters from a specified file stream and stores it into the string pointed to by s. |
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gets (char *s) |
Reads a line of characters from the stdin and stores it in the buffer. |
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Writes a character string (excluding the terminating null character) to a specified file stream. |
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puts (const char *s) |
Writes a character string and appends a new-line character to the stdout. |
printf (const char *format,...) |
Formats arguments based on format and prints formatted data to the stdout. |
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Formats arguments based on format and prints formatted data to a specified file stream. |
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sprintf (char *str, const char *format,...) |
Prints formatted data from a variable argument list to a specified string. |
snprintf (char *str, size_t size, const char *format,...) |
Prints formatted data of a maximum of size bytes from a variable argument list to a specified string. |
vprintf (const char *format, va_list ap) |
Prints formatted data from a variable argument list to the stdout. |
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Prints formatted data from a variable argument list to a specified file stream. |
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vsprintf (char *str, const char *format, va_list ap) |
Prints formatted data from a variable argument list to a specified string. |
vsnprintf (char *str, size_t size, const char *format, va_list ap) |
Prints formatted data of a maximum of size bytes from a variable argument list to a specified string. |
scanf (const char *format,...) |
Reads formatted data from the stdin and stores the data to the additional arguments based on format. |
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Reads formatted data from a specified file stream and stores it based on format into the locations pointed to by the variable arguments. |
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sscanf (const char *str, const char *format,...) |
Reads data from a character string pointed to by str and stores it based on format into the locations pointed to by the variable arguments. |
vscanf (const char *format, va_list ap) |
Reads data from the stdin and stores it based on format into the locations pointed to by the elements in the variable argument list identified by ap. |
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Reads data from a specified file stream and stores it based on format into the locations pointed to by the elements in the variable argument list identified by ap. |
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vsscanf (const char *str, const char *format, va_list ap) |
Reads data from a specified string and stores it based on format into the locations pointed to by the elements in the variable argument list identified by ap. |
perror (const char *msg) |
Prints the last error occurred during a call to a system or library function to the standard error output stream (stderr). |
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Sets the mode and size of the buffer for a specified stream. |
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fmemopen (void *buf, size_t size, const char *mode) |
FILE * Opens a memory stream that allows the access mode specified by mode. |
open_memstream (char **ptr, size_t *size) |
FILE * |
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Sets the position of the next input or output operation on a specified file stream. |
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Obtains the current value of the file position indicator for a specified file stream. |
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dprintf (int fd, const char *format,...) |
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vdprintf (int fd, const char *format, va_list ap) |
Prints formatted data from a variable argument list to a specified file. |
ftrylockfile (FILE *filehandle) |
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funlockfile (FILE *filehandle) |
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getc_unlocked (FILE *stream) |
Obtains a character from a specified file stream without locking the file stream or checking whether it is locked. |
getchar_unlocked (void) |
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putc_unlocked (int c, FILE *stream) |
Writes a character to a specified file stream with the thread remains unlocked. |
putchar_unlocked (int c) |
Writes a character to the stdout with the thread remains unlocked. |
getdelim (char **lineptr, size_t *n, int delim, FILE *stream) |
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tempnam (const char *dir, const char *prefix) |
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setlinebuf (FILE *f) |
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fgetc_unlocked (FILE *stream) |
Reads a character from the file pointed to by stream with the thread remains unlocked. |
fputc_unlocked (int c, FILE *stream) |
Writes a character to the file stream pointed to by stream at the current position. |
ferror_unlocked (FILE *stream) |
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Reads a line of data from the current position of a specified file stream. |
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asprintf (char **strp, const char *fmt,...) |
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vasprintf (char **strp, const char *fmt, va_list ap) |
Prints formatted data from a variable argument list to a specified character string. |