- $(Q)echo >$$@ '/* Automatically generated from $$< */'
- $(Q)echo >>$$@ '/* Conditionals to control compilation */'
- $(Q)set -o pipefail ; $(NM) $$< \
- | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2cond_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
- | sort >>$$@
- $(Q)echo >>$$@ '/* Defines from the values defined to symbols */'
- $(Q)set -o pipefail ; $(NM) $$< \
- | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2def_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
- | sort >>$$@
+ $(Q)echo >$$@.tmp '/* Automatically generated from $$< */'
+ $(Q)echo >>$$@.tmp '/* Conditionals to control compilation */'
+# Bellow, the tricks with redirection are for shells without set -o pipefail
+# (see http://www.mail-archive.com/dash@vger.kernel.org/msg00149.html)
+ $(Q)exec 3>&1; status=`exec 4>&1 >&3; { $(NM) $$<; echo $$$$? >&4; }\
+ | $(SED4OMK) -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2cond_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
+ | sort >>$$@.tmp` && exit $$$$status
+ $(Q)echo >>$$@.tmp '/* Defines from the values defined to symbols in hexadecimal format */'
+ $(Q)exec 3>&1; status=`exec 4>&1 >&3; { $(NM) $$<; echo $$$$? >&4; }\
+ | $(SED4OMK) -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2def_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
+ | sort >>$$@.tmp` && exit $$$$status
+ $(Q)echo >>$$@.tmp '/* Defines from the values defined to symbols in decimal format */'
+ $(Q)exec 3>&1; status=`exec 4>&1 >&3; { $(NM) -td $$<; echo $$$$? >&4; }\
+ | $(SED4OMK) -n 's/^ *0*\(0\|[1-9][0-9]*\) *A *_cmetric2defdec_\([A-Za-z_0-9]*\) */#define \2 \1/p' \
+ | sort >>$$@.tmp` && exit $$$$status
+ $(Q)mv $$@.tmp $$@