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zcip: Add environment variable for overriding log functionality

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function                                             old     new   delta
bb_logenv_override                                     -      70     +70
packed_usage                                       29969   30033     +64
zcip_main                                           1426    1431      +5
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(add/remove: 2/0 grow/shrink: 2/0 up/down: 139/0)             Total: 139 bytes

Signed-off-by: Michel Stam <m.stam@fugro.nl>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Michel Stam
2014-11-04 12:19:04 +01:00
committed by Denys Vlasenko
parent fdd957bdc9
commit d3fabf89d7
5 changed files with 35 additions and 0 deletions
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3
libbb/Kbuild.src
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@@ -187,3 +187,6 @@ lib-$(CONFIG_PGREP) += xregcomp.o
lib-$(CONFIG_PKILL) += xregcomp.o
lib-$(CONFIG_DEVFSD) += xregcomp.o
lib-$(CONFIG_FEATURE_FIND_REGEX) += xregcomp.o
# Add the experimental logging functionality, only used by zcip
lib-$(CONFIG_ZCIP) += logenv.o

24
libbb/logenv.c Normal file
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@@ -0,0 +1,24 @@
/* vi: set sw=4 ts=4: */
/*
* Utility routines.
*
* Copyright (C) 2014 by Fugro Intersite B.V. <m.stam@fugro.nl>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
void FAST_FUNC bb_logenv_override(void)
{
const char* mode = getenv("LOGGING");
if (!mode)
return;
if (strcmp(mode, "none") == 0)
logmode = LOGMODE_NONE;
#if ENABLE_FEATURE_SYSLOG
else if (strcmp(mode, "syslog") == 0)
logmode = LOGMODE_SYSLOG;
#endif
}