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Lines 11-23
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## command -v doesn't work in zsh |
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## command -v doesn't work in zsh |
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## command -v "$1" 2>&1 |
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## command -v "$1" 2>&1 |
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## this test should work in ash, bash, pdksh (ksh), zsh |
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## this test should work in ash, bash, pdksh (ksh), zsh |
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type -p "$1" 2>/dev/null | tail -1 | awk '{print $NF}' |
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type -p "$1" 2>/dev/null | tail -n 1 | awk '{print $NF}' |
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]) |
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# Get version string from executable ($1) |
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# Get version string from executable ($1) |
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AC_DEFUN(STEPMAKE_GET_VERSION, [ |
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AC_DEFUN(STEPMAKE_GET_VERSION, [ |
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## "$1" --version 2>&1 | grep -v '^$' | head -1 | awk '{print $NF}' |
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## "$1" --version 2>&1 | grep -v '^$' | head -n 1 | awk '{print $NF}' |
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## |
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## |
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## ARG. |
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## ARG. |
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## Workaround for broken Debian gcc version string: |
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## Workaround for broken Debian gcc version string: |
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Lines 28-34
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## Assume, and hunt for, dotted version multiplet. |
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## Assume, and hunt for, dotted version multiplet. |
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changequote(<<, >>)dnl |
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changequote(<<, >>)dnl |
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("$1" --version || "$1" -V) 2>&1 | grep '[0-9]\.[0-9]' | head -1 | \ |
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("$1" --version || "$1" -V) 2>&1 | grep '[0-9]\.[0-9]' | head -n 1 | \ |
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sed -e 's/.*[^-.0-9]\([0-9][0-9]*\.[0-9][.0-9]*\).*/\1/' |
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sed -e 's/.*[^-.0-9]\([0-9][0-9]*\.[0-9][.0-9]*\).*/\1/' |
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changequote([, ])dnl |
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changequote([, ])dnl |
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]) |
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]) |
