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Merge pull request #1332 from rbenv/head-flag
Supply `head -n` flag explicitly
This commit is contained in:
commit
b904ea54cc
5 changed files with 5 additions and 5 deletions
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@ -29,7 +29,7 @@ if enable -f "${BASH_SOURCE%/*}"/../libexec/rbenv-realpath.dylib realpath 2>/dev
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else
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[ -z "$RBENV_NATIVE_EXT" ] || abort "failed to load \`realpath' builtin"
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -1)
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -n1)
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[ -n "$READLINK" ] || abort "cannot find readlink - are you missing GNU coreutils?"
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resolve_link() {
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@ -43,7 +43,7 @@ extract_initial_comment_block() {
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collect_documentation() {
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local awk
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awk="$(type -p gawk awk 2>/dev/null | head -1)"
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awk="$(type -p gawk awk 2>/dev/null | head -n1)"
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if [ -z "$awk" ]; then
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echo "rbenv: cannot find awk" >&2
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return 1
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@ -26,7 +26,7 @@ if ! enable -f "${BASH_SOURCE%/*}"/rbenv-realpath.dylib realpath 2>/dev/null; th
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echo "rbenv: failed to load \`realpath' builtin" >&2
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exit 1
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fi
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -1)
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -n1)
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if [ -z "$READLINK" ]; then
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echo "rbenv: cannot find readlink - are you missing GNU coreutils?" >&2
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exit 1
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@ -33,7 +33,7 @@ if ! enable -f "${BASH_SOURCE%/*}"/rbenv-realpath.dylib realpath 2>/dev/null; th
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exit 1
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fi
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -1)
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READLINK=$(type -p greadlink readlink 2>/dev/null | head -n1)
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if [ -z "$READLINK" ]; then
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echo "rbenv: cannot find readlink - are you missing GNU coreutils?" >&2
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exit 1
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@ -87,7 +87,7 @@ OUT
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if [[ \$1 == "-S"* ]]; then
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found="\$(PATH="\${RUBYPATH:-\$PATH}" which \$2)"
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# assert that the found executable has ruby for shebang
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if head -1 "\$found" | grep ruby >/dev/null; then
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if head -n1 "\$found" | grep ruby >/dev/null; then
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\$BASH "\$found"
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else
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echo "ruby: no Ruby script found in input (LoadError)" >&2
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