diff options
Diffstat (limited to 'ext/mysql/libmysql/my_fopen.c')
| -rw-r--r-- | ext/mysql/libmysql/my_fopen.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/ext/mysql/libmysql/my_fopen.c b/ext/mysql/libmysql/my_fopen.c deleted file mode 100644 index 5e6cd6682a..0000000000 --- a/ext/mysql/libmysql/my_fopen.c +++ /dev/null @@ -1,160 +0,0 @@ -/* Copyright Abandoned 1996 TCX DataKonsult AB & Monty Program KB & Detron HB -This file is public domain and comes with NO WARRANTY of any kind */ - -#include "mysys_priv.h" -#include "my_static.h" -#include <errno.h> -#include "mysys_err.h" - -static void make_ftype(my_string to,int flag); - - /* Open a file as stream */ - -FILE *my_fopen(const char *FileName, int Flags, myf MyFlags) - /* Path-name of file */ - /* Read | write .. */ - /* Special flags */ -{ - FILE *fd; - char type[5]; - DBUG_ENTER("my_fopen"); - DBUG_PRINT("my",("Name: '%s' Flags: %d MyFlags: %d", - FileName, Flags, MyFlags)); - - make_ftype(type,Flags); - if ((fd = fopen(FileName, type)) != 0) - { - /* - The test works if MY_NFILE < 128. The problem is that fileno() is char - on some OS (SUNOS). Actually the filename save isn't that important - so we can ignore if this doesn't work. - */ - if ((uint) fileno(fd) >= MY_NFILE) - { - thread_safe_increment(my_stream_opened,&THR_LOCK_open); - DBUG_RETURN(fd); /* safeguard */ - } - pthread_mutex_lock(&THR_LOCK_open); - if ((my_file_info[fileno(fd)].name = (char*) - my_strdup(FileName,MyFlags))) - { - my_stream_opened++; - my_file_info[fileno(fd)].type = STREAM_BY_FOPEN; - pthread_mutex_unlock(&THR_LOCK_open); - DBUG_PRINT("exit",("stream: %lx",fd)); - DBUG_RETURN(fd); - } - pthread_mutex_unlock(&THR_LOCK_open); - (void) my_fclose(fd,MyFlags); - my_errno=ENOMEM; - } - else - my_errno=errno; - DBUG_PRINT("error",("Got error %d on open",my_errno)); - if (MyFlags & (MY_FFNF | MY_FAE | MY_WME)) - my_error((Flags & O_RDONLY) || (Flags == O_RDONLY ) ? EE_FILENOTFOUND : - EE_CANTCREATEFILE, - MYF(ME_BELL+ME_WAITTANG), FileName,my_errno); - DBUG_RETURN((FILE*) 0); -} /* my_fopen */ - - - /* Close a stream */ - -int my_fclose(FILE *fd, myf MyFlags) -{ - int err,file; - DBUG_ENTER("my_fclose"); - DBUG_PRINT("my",("stream: %lx MyFlags: %d",fd, MyFlags)); - - pthread_mutex_lock(&THR_LOCK_open); - file=fileno(fd); - if ((err = fclose(fd)) < 0) - { - my_errno=errno; - if (MyFlags & (MY_FAE | MY_WME)) - my_error(EE_BADCLOSE, MYF(ME_BELL+ME_WAITTANG), - my_filename(file),errno); - } - else - my_stream_opened--; - if ((uint) file < MY_NFILE && my_file_info[file].type != UNOPEN) - { - my_file_info[file].type = UNOPEN; - my_free(my_file_info[file].name, MYF(MY_ALLOW_ZERO_PTR)); - } - pthread_mutex_unlock(&THR_LOCK_open); - DBUG_RETURN(err); -} /* my_fclose */ - - - /* Make a stream out of a file handle */ - /* Name may be 0 */ - -FILE *my_fdopen(File Filedes, const char *name, int Flags, myf MyFlags) -{ - FILE *fd; - char type[5]; - DBUG_ENTER("my_fdopen"); - DBUG_PRINT("my",("Fd: %d Flags: %d MyFlags: %d", - Filedes, Flags, MyFlags)); - - make_ftype(type,Flags); - if ((fd = fdopen(Filedes, type)) == 0) - { - my_errno=errno; - if (MyFlags & (MY_FAE | MY_WME)) - my_error(EE_CANT_OPEN_STREAM, MYF(ME_BELL+ME_WAITTANG),errno); - } - else - { - pthread_mutex_lock(&THR_LOCK_open); - my_stream_opened++; - if (Filedes < MY_NFILE) - { - if (my_file_info[Filedes].type != UNOPEN) - { - my_file_opened--; /* File is opened with my_open ! */ - } - else - { - my_file_info[Filedes].name= my_strdup(name,MyFlags); - } - my_file_info[Filedes].type = STREAM_BY_FDOPEN; - } - pthread_mutex_unlock(&THR_LOCK_open); - } - - DBUG_PRINT("exit",("stream: %lx",fd)); - DBUG_RETURN(fd); -} /* my_fdopen */ - - - /* Make a filehandler-open-typestring from ordinary inputflags */ - -static void make_ftype(register my_string to, register int flag) -{ -#if FILE_BINARY /* If we have binary-files */ - reg3 int org_flag=flag; -#endif - flag&= ~FILE_BINARY; /* remove binary bit */ - if (flag == O_RDONLY) - *to++= 'r'; - else if (flag == O_WRONLY) - *to++= 'w'; - else - { /* Add '+' after theese */ - if (flag == O_RDWR) - *to++= 'r'; - else if (flag & O_APPEND) - *to++= 'a'; - else - *to++= 'w'; /* Create file */ - *to++= '+'; - } -#if FILE_BINARY /* If we have binary-files */ - if (org_flag & FILE_BINARY) - *to++='b'; -#endif - *to='\0'; -} /* make_ftype */ |