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authorChet Ramey <chet.ramey@case.edu>2020-02-07 15:19:53 -0500
committerChet Ramey <chet.ramey@case.edu>2020-02-07 15:19:53 -0500
commitad1b3e68229273b4983b607c5eeb56551536c583 (patch)
treeb4b89fb13929b42a51740b2a6b50e387bede1779
parent8b6524c482573ea12eb20be756cdb8ca31d945f3 (diff)
downloadbash-ad1b3e68229273b4983b607c5eeb56551536c583.tar.gz
Bash-5.0 patch 15: aliases and -c commands can cause premature termination
-rw-r--r--builtins/evalstring.c6
-rw-r--r--patchlevel.h2
2 files changed, 5 insertions, 3 deletions
diff --git a/builtins/evalstring.c b/builtins/evalstring.c
index cadc9bc0..2f13a66a 100644
--- a/builtins/evalstring.c
+++ b/builtins/evalstring.c
@@ -91,6 +91,7 @@ should_suppress_fork (command)
return (startup_state == 2 && parse_and_execute_level == 1 &&
running_trap == 0 &&
*bash_input.location.string == '\0' &&
+ parser_expanding_alias () == 0 &&
command->type == cm_simple &&
signal_is_trapped (EXIT_TRAP) == 0 &&
signal_is_trapped (ERROR_TRAP) == 0 &&
@@ -105,6 +106,7 @@ can_optimize_connection (command)
COMMAND *command;
{
return (*bash_input.location.string == '\0' &&
+ parser_expanding_alias () == 0 &&
(command->value.Connection->connector == AND_AND || command->value.Connection->connector == OR_OR || command->value.Connection->connector == ';') &&
command->value.Connection->second->type == cm_simple);
}
@@ -290,7 +292,7 @@ parse_and_execute (string, from_file, flags)
with_input_from_string (string, from_file);
clear_shell_input_line ();
- while (*(bash_input.location.string))
+ while (*(bash_input.location.string) || parser_expanding_alias ())
{
command = (COMMAND *)NULL;
@@ -545,7 +547,7 @@ parse_string (string, from_file, flags, endp)
ostring = string;
with_input_from_string (string, from_file);
- while (*(bash_input.location.string))
+ while (*(bash_input.location.string)) /* XXX - parser_expanding_alias () ? */
{
command = (COMMAND *)NULL;
diff --git a/patchlevel.h b/patchlevel.h
index 09a3cc84..6e9ed3fc 100644
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -25,6 +25,6 @@
regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh
looks for to find the patch level (for the sccs version string). */
-#define PATCHLEVEL 14
+#define PATCHLEVEL 15
#endif /* _PATCHLEVEL_H_ */