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In posix mode, `command -v' should print absolute pathnames; sanitize command and filenames used in error messages so they don't contain non-printable characters

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This commit is contained in:
Chet Ramey
2026-07-01 10:49:08 -04:00
parent 8085ee1396
commit 76037847c3
18 changed files with 237 additions and 76 deletions
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builtins/evalstring.c
+6 -3
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@@ -1,6 +1,6 @@
/* evalstring.c - evaluate a string as one or more shell commands. */
/* Copyright (C) 1996-2025 Free Software Foundation, Inc.
/* Copyright (C) 1996-2026 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@@ -761,7 +761,7 @@ out:
int
open_redir_file (REDIRECT *r, char **fnp)
{
char *fn;
char *fn, *newfn;
int fd;
if (r->instruction != r_input_direction)
@@ -783,7 +783,10 @@ open_redir_file (REDIRECT *r, char **fnp)
fd = open(fn, O_RDONLY);
if (fd < 0)
{
internal_error ("%s: %s", fn, strerror (errno));
newfn = printable_filename (fn, 0);
internal_error ("%s: %s", newfn, strerror (errno));
if (newfn != fn)
free (newfn);
free (fn);
if (fnp)
*fnp = 0;