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2e4a58efac
And make errors gcc-style, so emacs can jump through the automatically.
```
In devtools/reduce-includes.sh line 21:
echo -n "-$LINE"
^-- SC3037 (warning): In POSIX sh, echo flags are undefined.
In devtools/reduce-includes.sh line 25:
echo -n "."
^-- SC3037 (warning): In POSIX sh, echo flags are undefined.
In tools/rel.sh line 6:
prefix=$(printf '%s\n' "${from#$common}" | sed 's@[^/][^/]*@..@g')
^-----^ SC2295 (info): Expansions inside ${..} need to be quoted separately, otherwise they match as patterns.
Did you mean:
prefix=$(printf '%s\n' "${from#"$common"}" | sed 's@[^/][^/]*@..@g')
In tools/rel.sh line 7:
printf '%s\n' "$prefix/${to#$common}"
^-----^ SC2295 (info): Expansions inside ${..} need to be quoted separately, otherwise they match as patterns.
Did you mean:
printf '%s\n' "$prefix/${to#"$common"}"
For more information:
https://www.shellcheck.net/wiki/SC3037 -- In POSIX sh, echo flags are undef...
https://www.shellcheck.net/wiki/SC2295 -- Expansions inside ${..} need to b...
make: *** [Makefile:553: check-shellcheck] Error 123
```
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
32 lines
735 B
Bash
Executable File
32 lines
735 B
Bash
Executable File
#! /bin/sh -e
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if [ $# -lt 1 ]; then
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echo "Usage: $0 <cfilepath>...; removes #includes one at a time and checks compile" >&2
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exit 1
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fi
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CCMD=$(make show-flags | sed -n 's/CC://p')
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for file; do
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i=1
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echo "$file":
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while true; do
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# Don't eliminate config.h includes!
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LINE="$(grep '^#include <' "$file" | grep -v '[<"]config.h[">]' | tail -n +$i | head -n1)"
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[ -n "$LINE" ] || break
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# Make sure even headers end in .c
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grep -F -v "$LINE" "$file" > "$file".c
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if $CCMD /tmp/out.$$.o "$file".c 2>/dev/null; then
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printf "%s" "-$LINE"
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mv "$file".c "$file"
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else
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# shellcheck disable=SC2039,SC3037
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printf "."
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rm -f "$file".c
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i=$((i + 1))
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fi
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rm -f /tmp/out.$$.o
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done
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echo
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done
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