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Added solution for Action!
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(Added solution for Action!) |
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INPUT.TXT: 10 bytes
\INPUT.TXT: 8 bytes</pre>
=={{header|Action!}}==
DOS 2.5 returns file size in number of sectors. It is required to read the whole file to calculate its size in bytes.
{{libheader|Action! Tool Kit}}
<lang Action!>INCLUDE "D2:IO.ACT" ;from the Action! Tool Kit
PROC Dir(CHAR ARRAY filter)
BYTE dev=[1]
CHAR ARRAY line(255)
Close(dev)
Open(dev,filter,6)
DO
InputSD(dev,line)
PrintE(line)
IF line(0)=0 THEN
EXIT
FI
OD
Close(dev)
RETURN
CARD FUNC FileSize(CHAR ARRAY src,dst)
DEFINE BUF_LEN="100"
BYTE dev=[1]
BYTE ARRAY buff(BUF_LEN)
CARD len,size
size=0
Close(dev)
Open(dev,src,4)
DO
len=Bget(dev,buff,BUF_LEN)
size==+len
UNTIL len#BUF_LEN
OD
Close(dev)
RETURN (size)
PROC Main()
CHAR ARRAY filter="D:*.*", fname="D:INPUT.TXT"
CARD size
Put(125) PutE() ;clear screen
PrintF("Dir ""%S""%E",filter)
Dir(filter)
size=FileSize(fname)
PrintF("Size of ""%S"" is %U bytes%E",fname,size)
RETURN</lang>
{{out}}
[https://gitlab.com/amarok8bit/action-rosetta-code/-/raw/master/images/File_size.png Screenshot from Atari 8-bit computer]
<pre>
Dir "D:*.*"
DOS SYS 037
DUP SYS 042
INPUT TXT 011
617 FREE SECTORS
Size of "D:INPUT.TXT" is 1274 bytes
</pre>
=={{header|Ada}}==
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