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hush: disable debug_indent increment/decrement for HUSH_DEBUG < 2 builds

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function                                             old     new   delta
run_list                                            1063    1046     -17
parse_stream                                        2296    2249     -47
run_pipe                                            1890    1840     -50
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-114)           Total: -114 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-07-28 12:16:30 +02:00
parent aa449c927d
commit a8e7441176
1 changed files with 2 additions and 2 deletions
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4
shell/hush.c
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@ -999,7 +999,7 @@ struct globals {
int x_mode_fd;
o_string x_mode_buf;
#endif
#if HUSH_DEBUG
#if HUSH_DEBUG >= 2
int debug_indent;
#endif
struct sigaction sa;
@ -1221,7 +1221,7 @@ static const struct built_in_command bltins2[] = {
/* Debug printouts.
*/
#if HUSH_DEBUG
#if HUSH_DEBUG >= 2
/* prevent disasters with G.debug_indent < 0 */
# define indent() fdprintf(2, "%*s", (G.debug_indent * 2) & 0xff, "")
# define debug_enter() (G.debug_indent++)