Author: nyan
Date: Sat Jan 12 12:35:02 2019
New Revision: 342964
URL: https://svnweb.freebsd.org/changeset/base/342964
Log:
Sync with OpenBSD.
bc.y: Rev 1.50
- write parse errors to stderr, prompted by Martijn Dekker
- we're only interactive if stdout en stderr are a tty as well as stdin
PR: 234430
Obtained from: OpenBSD
MFC after: 1 week
Modified:
head/usr.bin/bc/bc.y
Modified: head/usr.bin/bc/bc.y
==============================================================================
--- head/usr.bin/bc/bc.y Sat Jan 12 11:50:39 2019 (r342963)
+++ head/usr.bin/bc/bc.y Sat Jan 12 12:35:02 2019 (r342964)
@@ -996,7 +996,7 @@ yyerror(const char *s)
putchar('\\');
putchar(*p);
}
- fputs("]pc\n", stdout);
+ fputs("]ec\n", stdout);
free(str);
}
@@ -1173,7 +1173,8 @@ main(int argc, char *argv[])
argc -= optind;
argv += optind;
- interactive = isatty(STDIN_FILENO);
+ interactive = isatty(STDIN_FILENO) && isatty(STDOUT_FILENO) &&
+ isatty(STDERR_FILENO);
for (i = 0; i < argc; i++)
sargv[sargc++] = argv[i];
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