25 lines
876 B
Text
25 lines
876 B
Text
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dnl GNU_MAKE_JOBSERVER
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dnl
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dnl Implement a workaround for GNU mak jobserver by adding the '+' to the
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dnl recipe line in Makefiles generated by automake.
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dnl
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AC_DEFUN([GNU_MAKE_JOBSERVER],[dnl
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m4_pattern_allow(AM_V_CCLD)
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touch config.status.tmp
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dnl Must keep the same timestamps on config.status and Makefile.
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if touch --reference=config.status config.status.tmp > /dev/null 2>&1; then
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sed '/as_fn_exit 0/i \
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sed -e \"s/^\t\\\(\\\$(AM_V_CCLD)\\\)/\t+ \\\1/\" Makefile > Makefile.tmp \
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touch --reference=Makefile Makefile.tmp \
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mv Makefile.tmp Makefile \
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' config.status > config.status.tmp
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touch --reference=config.status config.status.tmp
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mv config.status.tmp config.status
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chmod +x config.status
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sed -e "s/^\t\(\$(AM_V_CCLD)\)/\t+ \1/" Makefile > Makefile.tmp
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touch --reference=Makefile Makefile.tmp
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mv Makefile.tmp Makefile
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else
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rm -f config.status.tmp
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fi])
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