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-rw-r--r--include/usage.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/include/usage.h b/include/usage.h
index 142d7c21b..dbe403d13 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -634,7 +634,7 @@
#define dd_trivial_usage \
"[if=FILE] [of=FILE] " USE_FEATURE_DD_IBS_OBS("[ibs=N] [obs=N] ") "[bs=N] [count=N] [skip=N]\n" \
- " [seek=N]" USE_FEATURE_DD_IBS_OBS(" [conv=notrunc|noerror|sync]")
+ " [seek=N]" USE_FEATURE_DD_IBS_OBS(" [conv=notrunc|noerror|sync|fsync]")
#define dd_full_usage \
"Copy a file with converting and formatting\n" \
"\nOptions:" \
@@ -642,16 +642,20 @@
"\n of=FILE Write to FILE instead of stdout" \
"\n bs=N Read and write N bytes at a time" \
USE_FEATURE_DD_IBS_OBS( \
- "\n ibs=N Read N bytes at a time") \
+ "\n ibs=N Read N bytes at a time" \
+ ) \
USE_FEATURE_DD_IBS_OBS( \
- "\n obs=N Write N bytes at a time") \
+ "\n obs=N Write N bytes at a time" \
+ ) \
"\n count=N Copy only N input blocks" \
"\n skip=N Skip N input blocks" \
"\n seek=N Skip N output blocks" \
USE_FEATURE_DD_IBS_OBS( \
"\n conv=notrunc Don't truncate output file" \
"\n conv=noerror Continue after read errors" \
- "\n conv=sync Pad blocks with zeros") \
+ "\n conv=sync Pad blocks with zeros" \
+ "\n conv=fsync Physically write data out before finishing" \
+ ) \
"\n" \
"\nNumbers may be suffixed by c (x1), w (x2), b (x512), kD (x1000), k (x1024)," \
"\nMD (x1000000), M (x1048576), GD (x1000000000) or G (x1073741824)" \