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Stop user input from stdin in Assembly

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0

I am quite new to assembly and trying to figure out reading input from stdin.
How do we terminate reading input after user presses enter ?

I am using a86 in dosbox.

jmp lo

readChar:
 mov ah, 01h ; we want to read 
 int 21h ; result in al
ret

lo:
 call readChar
 jnz lo
 int 20h ; exit

assembly x86 stdin

share|improve this question

asked Mar 7 at 11:57

jdoejdoe

64

• 
  
  
  

  
  

  
  
  
  
  
  

  
  
  You compare the input with the ascii code of enter (13).
  
  – Jester
  Mar 7 at 12:05
  

  
  
  
  


• 
  
  
  

  
  

  
  
  
  
  
  

  
  
  stanislavs.org/helppc/int_21-a.html could be helpful
  
  – Tommylee2k
  Mar 7 at 13:52
  

  
  
  
  

add a comment | 

0

I am quite new to assembly and trying to figure out reading input from stdin.
How do we terminate reading input after user presses enter ?

I am using a86 in dosbox.

jmp lo

readChar:
 mov ah, 01h ; we want to read 
 int 21h ; result in al
ret

lo:
 call readChar
 jnz lo
 int 20h ; exit

assembly x86 stdin

share|improve this question

asked Mar 7 at 11:57

jdoejdoe

64

• 
  
  
  

  
  

  
  
  
  
  
  

  
  
  You compare the input with the ascii code of enter (13).
  
  – Jester
  Mar 7 at 12:05
  

  
  
  
  


• 
  
  
  

  
  

  
  
  
  
  
  

  
  
  stanislavs.org/helppc/int_21-a.html could be helpful
  
  – Tommylee2k
  Mar 7 at 13:52
  

  
  
  
  

add a comment | 

I am quite new to assembly and trying to figure out reading input from stdin.
How do we terminate reading input after user presses enter ?

I am using a86 in dosbox.

jmp lo

readChar:
 mov ah, 01h ; we want to read 
 int 21h ; result in al
ret

lo:
 call readChar
 jnz lo
 int 20h ; exit

assembly x86 stdin

share|improve this question

asked Mar 7 at 11:57

jdoejdoe

64

jmp lo

readChar:
 mov ah, 01h ; we want to read 
 int 21h ; result in al
ret

lo:
 call readChar
 jnz lo
 int 20h ; exit

share|improve this question

asked Mar 7 at 11:57

jdoejdoe

64

share|improve this question

asked Mar 7 at 11:57

jdoejdoe

64

asked Mar 7 at 11:57

jdoejdoe

64

asked Mar 7 at 11:57

jdoejdoe

64