From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: barebox@lists.infradead.org
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Subject: [PATCH] ls: Adjust amount of space allocated for filesize
Date: Thu, 17 Jan 2019 16:41:13 -0800 [thread overview]
Message-ID: <20190118004113.20740-1-andrew.smirnov@gmail.com> (raw)
Maximum file size on 64-bit system is 2^63-1 (9223372036854775807),
which takes more that 14 characters of space. In order to keep things
properly aligned adjust that spacing to 20 on 64-bit platforms.
Before:
ls -l /dev/
d--------- 0 .
d--------- 0 ..
crw------- 16384 dds-eeprom
crw------- 256 e1000-invm0
crw------- 16384 eeprom0
cr-------- 0 full
crw------- 2048 imx-ocotp
crw------- 16384 main-eeprom
crw------- 64 mdio0-phy00
crw------- 9223372036854775807 mem
c-w------- 0 netconsole-1
c-w------- 0 null
crw------- 256060514304 nvme0n1
cr-------- 0 prng
crw------- 4294967296 ram0
c-w------- 0 serial0-1
cr-------- 0 zero
After:
ls -l /dev/
d--------- 0 .
d--------- 0 ..
crw------- 16384 dds-eeprom
crw------- 256 e1000-invm0
crw------- 16384 eeprom0
cr-------- 0 full
crw------- 2048 imx-ocotp
crw------- 16384 main-eeprom
crw------- 64 mdio0-phy00
crw------- 9223372036854775807 mem
c-w------- 0 netconsole-1
c-w------- 0 null
crw------- 256060514304 nvme0n1
cr-------- 0 prng
crw------- 4294967296 ram0
c-w------- 0 serial0-1
cr-------- 0 zero
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
commands/ls.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/commands/ls.c b/commands/ls.c
index e54991862..e5e37d75c 100644
--- a/commands/ls.c
+++ b/commands/ls.c
@@ -26,6 +26,15 @@
#include <getopt.h>
#include <stringlist.h>
+/*
+ * SIZELEN = strlen(itoa(MAX_LFS_FILESIZE)) + 1;
+ */
+#ifdef CONFIG_CPU_64
+#define SIZELEN 20
+#else
+#define SIZELEN 14
+#endif
+
static void ls_one(const char *path, const char* fullname)
{
char modestr[11];
@@ -38,7 +47,8 @@ static void ls_one(const char *path, const char* fullname)
return;
mkmodestr(s.st_mode, modestr);
- printf("%s %14llu %*.*s", modestr, s.st_size, namelen, namelen, path);
+ printf("%s %*llu %*.*s", modestr, SIZELEN, s.st_size, namelen,
+ namelen, path);
if (S_ISLNK(s.st_mode)) {
char realname[PATH_MAX];
--
2.20.1
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next reply other threads:[~2019-01-18 0:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-18 0:41 Andrey Smirnov [this message]
2019-01-24 7:24 ` Sascha Hauer
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