[secnet] / depend.sh

#!/bin/sh

# For more information see "Recursive Make Considered Harmful" at
# http://www.canb.auug.org.au/~millerp/rmch/recu-make-cons-harm.html

set -e
set -u

cutout="$1"
shift

# cutout may contain the character '.' which means a special thing to sed
# Escape all '.'s (i.e. '..' -> '\.\.')
cutout2="`echo ${cutout} | sed -e 's@\.@\\\.@g'`"

# We don't bother depending on system header files (which have names
# starting with '/'). We arrange for both the .o and the .d file to depend
# on the appropriate header files. We're using VPATH, so we turn pathnames
# of the form "${srcdir}/foo" into just "foo" (we expect srcdir to be
# passed as our first command line argument)
gcc -M -MG "$@" |
sed -e 's@ /[^ ]*@@g' -e 's@^\(.*\)\.o:@\1.d \1.o:@' -e "s@${cutout2}/@@g"
Commit	Line	Data
d3fe100d SE	1	#!/bin/sh
	2
	3	# For more information see "Recursive Make Considered Harmful" at
	4	# http://www.canb.auug.org.au/~millerp/rmch/recu-make-cons-harm.html
	5
	6	set -e
	7	set -u
	8
	9	cutout="$1"
	10	shift
	11
	12	# cutout may contain the character '.' which means a special thing to sed
	13	# Escape all '.'s (i.e. '..' -> '\.\.')
	14	cutout2="`echo ${cutout} \| sed -e 's@\.@\\\.@g'`"
	15
	16	# We don't bother depending on system header files (which have names
	17	# starting with '/'). We arrange for both the .o and the .d file to depend
	18	# on the appropriate header files. We're using VPATH, so we turn pathnames
	19	# of the form "${srcdir}/foo" into just "foo" (we expect srcdir to be
	20	# passed as our first command line argument)
	21	gcc -M -MG "$@" \|
	22	sed -e 's@ /[^ ]@@g' -e 's@^\(.\)\.o:@\1.d \1.o:@' -e "s@${cutout2}/@@g"