From 08294dbf5bc6fb1ea0b185488675d91169e231ce Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Mon, 13 Aug 2007 12:27:49 +0000 Subject: df: match coreutils behavior of wrapping lines if filesystem name is too long. df: trim help text --- coreutils/df.c | 49 ++++++++++++++++++++++++------------------------- include/usage.h | 9 +++++---- 2 files changed, 29 insertions(+), 29 deletions(-) diff --git a/coreutils/df.c b/coreutils/df.c index f616398f4..fba59e791 100644 --- a/coreutils/df.c +++ b/coreutils/df.c @@ -23,19 +23,19 @@ #include "libbb.h" #if !ENABLE_FEATURE_HUMAN_READABLE -static long kscale(long b, long bs) +static unsigned long kscale(unsigned long b, unsigned long bs) { - return ( b * (long long) bs + 1024/2 ) / 1024; + return (b * (unsigned long long) bs + 1024/2) / 1024; } #endif int df_main(int argc, char **argv); int df_main(int argc, char **argv) { - long blocks_used; - long blocks_percent_used; -#if ENABLE_FEATURE_HUMAN_READABLE - unsigned long df_disp_hr = 1024; + unsigned long blocks_used; + unsigned blocks_percent_used; +#if ENABLE_FEATURE_HUMAN_READABLE + unsigned df_disp_hr = 1024; #endif int status = EXIT_SUCCESS; unsigned opt; @@ -43,10 +43,9 @@ int df_main(int argc, char **argv) struct mntent *mount_entry; struct statfs s; /* default display is kilobytes */ - static const char hdr_1k[] ALIGN1 = "1k-blocks"; - const char *disp_units_hdr = hdr_1k; + const char *disp_units_hdr = "1k-blocks"; -#if ENABLE_FEATURE_HUMAN_READABLE +#if ENABLE_FEATURE_HUMAN_READABLE opt_complementary = "h-km:k-hm:m-hk"; opt = getopt32(argc, argv, "hmk"); if (opt & 1) { @@ -73,7 +72,7 @@ int df_main(int argc, char **argv) } } - do { + while (1) { const char *device; const char *mount_point; @@ -109,7 +108,7 @@ int df_main(int argc, char **argv) blocks_used = s.f_blocks - s.f_bfree; blocks_percent_used = 0; if (blocks_used + s.f_bavail) { - blocks_percent_used = (((long long) blocks_used) * 100 + blocks_percent_used = (blocks_used * 100ULL + (blocks_used + s.f_bavail)/2 ) / (blocks_used + s.f_bavail); } @@ -125,28 +124,28 @@ int df_main(int argc, char **argv) } } + if (printf("\n%-20s" + 1, device) > 20) + printf("\n%-20s", ""); #if ENABLE_FEATURE_HUMAN_READABLE - printf("%-20s %9s ", device, + printf(" %9s ", make_human_readable_str(s.f_blocks, s.f_bsize, df_disp_hr)); - printf("%9s ", - make_human_readable_str( (s.f_blocks - s.f_bfree), + printf(" %9s " + 1, + make_human_readable_str((s.f_blocks - s.f_bfree), s.f_bsize, df_disp_hr)); - printf("%9s %3ld%% %s\n", - make_human_readable_str(s.f_bavail, s.f_bsize, df_disp_hr), - blocks_percent_used, mount_point); + printf("%9s %3u%% %s\n", + make_human_readable_str(s.f_bavail, s.f_bsize, df_disp_hr), + blocks_percent_used, mount_point); #else - printf("%-20s %9ld %9ld %9ld %3ld%% %s\n", - device, - kscale(s.f_blocks, s.f_bsize), - kscale(s.f_blocks-s.f_bfree, s.f_bsize), - kscale(s.f_bavail, s.f_bsize), - blocks_percent_used, mount_point); + printf(" %9lu %9lu %9lu %3u%% %s\n", + kscale(s.f_blocks, s.f_bsize), + kscale(s.f_blocks-s.f_bfree, s.f_bsize), + kscale(s.f_bavail, s.f_bsize), + blocks_percent_used, mount_point); #endif } - - } while (1); + } fflush_stdout_and_exit(status); } diff --git a/include/usage.h b/include/usage.h index d5e9d7d5d..f5025b70a 100644 --- a/include/usage.h +++ b/include/usage.h @@ -607,12 +607,13 @@ "[-" USE_FEATURE_HUMAN_READABLE("hm") "k] [FILESYSTEM ...]" #define df_full_usage \ "Print the filesystem space used and space available" \ - "\n\nOptions:\n" \ USE_FEATURE_HUMAN_READABLE( \ - "\n -h Print sizes in human readable format (e.g., 1K 243M 2G )\n" \ - " -m Print sizes in megabytes\n" \ - " -k Print sizes in kilobytes(default)") \ + "\n\nOptions control size display:" \ + "\n -h Human readable (e.g. 1K 243M 2G)" \ + "\n -m 1024*1024 blocks" \ + "\n -k 1024 blocks") \ SKIP_FEATURE_HUMAN_READABLE( \ + "\n\nOptions:" \ "\n -k Ignored") #define df_example_usage \ "$ df\n" \ -- cgit v1.2.3