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| author | Jeremie Koenig | 2010-07-29 04:29:53 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-07-30 01:16:00 +0200 |
| commit | e7a0632b7b38f635853a08c276dad2fbd395ba92 (patch) | |
| tree | a8acee261ce62d068e0b07b6ebdcb7e1a4d6055e /init | |
| parent | 5a71fb82025d8bbb87a2d0a0851cb4c9cc31e888 (diff) | |
| download | busybox-e7a0632b7b38f635853a08c276dad2fbd395ba92.zip busybox-e7a0632b7b38f635853a08c276dad2fbd395ba92.tar.gz | |
bootchartd: mounting tmpfs is Linux-specific
Signed-off-by: Jeremie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'init')
| -rw-r--r-- | init/bootchartd.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/init/bootchartd.c b/init/bootchartd.c index a1c0164..465a349 100644 --- a/init/bootchartd.c +++ b/init/bootchartd.c @@ -6,7 +6,6 @@ //config:config BOOTCHARTD //config: bool "bootchartd" //config: default y -//config: depends on PLATFORM_LINUX //config: help //config: bootchartd is commonly used to profile the boot process //config: for the purpose of speeding it up. In this case, it is started @@ -46,12 +45,15 @@ #include "libbb.h" /* After libbb.h, since it needs sys/types.h on some systems */ #include <sys/utsname.h> -#include <sys/mount.h> -#ifndef MS_SILENT -# define MS_SILENT (1 << 15) -#endif -#ifndef MNT_DETACH -# define MNT_DETACH 0x00000002 + +#ifdef __linux__ +# include <sys/mount.h> +# ifndef MS_SILENT +# define MS_SILENT (1 << 15) +# endif +# ifndef MNT_DETACH +# define MNT_DETACH 0x00000002 +# endif #endif #define BC_VERSION_STR "0.8" @@ -175,6 +177,7 @@ static char *make_tempdir(void) char template[] = "/tmp/bootchart.XXXXXX"; char *tempdir = xstrdup(mkdtemp(template)); if (!tempdir) { +#ifdef __linux__ /* /tmp is not writable (happens when we are used as init). * Try to mount a tmpfs, them cd and lazily unmount it. * Since we unmount it at once, we can mount it anywhere. @@ -192,6 +195,9 @@ static char *make_tempdir(void) if (umount2(try_dir, MNT_DETACH) != 0) { bb_perror_msg_and_die("can't %smount tmpfs", "un"); } +#else + bb_perror_msg_and_die("can't create temporary directory"); +#endif } else { xchdir(tempdir); } |