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hush: make "false" built-in

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function                                             old     new   delta
bltins1                                              384     396     +12
builtin_false                                          -       6      +6
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(add/remove: 1/0 grow/shrink: 1/0 up/down: 18/0)               Total: 18 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2023-05-25 15:24:56 +02:00
parent 6824298ab4
commit b5be8da350
1 changed files with 7 additions and 0 deletions
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7
shell/hush.c
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@@ -1061,6 +1061,7 @@ static int builtin_export(char **argv) FAST_FUNC;
#if ENABLE_HUSH_READONLY
static int builtin_readonly(char **argv) FAST_FUNC;
#endif
static int builtin_false(char **argv) FAST_FUNC;
#if ENABLE_HUSH_JOB
static int builtin_fg_bg(char **argv) FAST_FUNC;
static int builtin_jobs(char **argv) FAST_FUNC;
@@ -1161,6 +1162,7 @@ static const struct built_in_command bltins1[] ALIGN_PTR = {
#if ENABLE_HUSH_EXPORT
BLTIN("export" , builtin_export , "Set environment variables"),
#endif
BLTIN("false" , builtin_false , NULL),
#if ENABLE_HUSH_JOB
BLTIN("fg" , builtin_fg_bg , "Bring job to foreground"),
#endif
@@ -10831,6 +10833,11 @@ static int FAST_FUNC builtin_true(char **argv UNUSED_PARAM)
return 0;
}
static int FAST_FUNC builtin_false(char **argv UNUSED_PARAM)
{
return 1;
}
#if ENABLE_HUSH_TEST || ENABLE_HUSH_ECHO || ENABLE_HUSH_PRINTF || ENABLE_HUSH_KILL
static NOINLINE int run_applet_main(char **argv, int (*applet_main_func)(int argc, char **argv))
{