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Correct error detection in echo(1).

This commit is contained in:
Jonas 'Sortie' Termansen 2013-03-21 15:19:56 +01:00
parent efe70b3b3e
commit cd1df6d088
1 changed files with 1 additions and 3 deletions
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4
utils/echo.cpp
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@ -38,9 +38,7 @@ int main(int argc, char* argv[])
const char* prefix = "";
for ( int i = startfrom; i < argc; i++ )
{
errno = 0;
printf("%s%s", prefix, argv[i]);
if ( errno != 0 )
if ( printf("%s%s", prefix, argv[i]) < 0 )
{
perror("<stdout>");
exit(1);