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authorbdrewery <bdrewery@FreeBSD.org>2016-01-19 22:42:13 +0000
committerbdrewery <bdrewery@FreeBSD.org>2016-01-19 22:42:13 +0000
commite7715d79c632b98e3509010271599ff6c1c786de (patch)
tree4e385380b5007f026665a0047b315443afc98955 /tools
parentced78889471e1d8dc5167c73591afb479605b9b1 (diff)
downloadFreeBSD-src-e7715d79c632b98e3509010271599ff6c1c786de.zip
FreeBSD-src-e7715d79c632b98e3509010271599ff6c1c786de.tar.gz
Add some documentation.
Sponsored by: EMC / Isilon Storage Division
Diffstat (limited to 'tools')
-rwxr-xr-xtools/build/check-links.sh10
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/build/check-links.sh b/tools/build/check-links.sh
index 80e1ad1..937f61c 100755
--- a/tools/build/check-links.sh
+++ b/tools/build/check-links.sh
@@ -18,6 +18,15 @@ libkey() {
return 0
}
+usage() {
+ cat <<-EOF
+ usage: $0 [-Uv] file
+ -U: Skip looking for unresolved symbols.
+ -v: Show which library each symbol is resolved to.
+ EOF
+ exit 0
+}
+
ret=0
CHECK_UNRESOLVED=1
VERBOSE_RESOLVED=0
@@ -25,6 +34,7 @@ while getopts "Uv" flag; do
case "${flag}" in
U) CHECK_UNRESOLVED=0 ;;
v) VERBOSE_RESOLVED=1 ;;
+ *) usage ;;
esac
done
shift $((OPTIND-1))
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