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build: use printf to generate symbol tests 

echo is basically unportable, so use printf instead.
This commit is contained in:
Dave Reisner 2013-11-15 22:38:12 -05:00
parent b5643a8b1b
commit 4e1b76c214
1 changed files with 7 additions and 10 deletions
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17
Makefile.am
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@ -4712,16 +4712,13 @@ check-api-unused: defined undefined exported
define generate-sym-test
$(AM_V_at)$(MKDIR_P) $(dir $@)
$(AM_V_at)echo '#include <stdio.h>' > $@
$(AM_V_at)for file in $(notdir $(filter %.h, $^)); do \
echo "#include \"$$file\""; \
done >> $@
$(AM_V_at)echo 'void* functions[] = {' >> $@
$(AM_V_GEN)sed -r -n 's/^( +[a-zA-Z0-9_]+);/\1,/p' $< >> $@
$(AM_V_at)echo '};' >> $@
$(AM_V_at)echo 'int main(void) {' >> $@
$(AM_V_at)echo ' unsigned i; for (i=0;i<sizeof(functions)/sizeof(void*);i++) printf("%p\n", functions[i]);' >> $@
$(AM_V_at)echo 'return 0; }' >> $@
$(AM_V_at)printf '#include <stdio.h>\n' > $@
$(AM_V_at)printf '#include "%s"\n' $(notdir $(filter %.h, $^)) >> $@
$(AM_V_at)printf 'void* functions[] = {\n' >> $@
$(AM_V_GEN)sed -r -n 's/^ +([a-zA-Z0-9_]+);/\1,/p' $< >> $@
$(AM_V_at)printf '};\nint main(void) {\n' >> $@
$(AM_V_at)printf 'unsigned i; for (i=0;i<sizeof(functions)/sizeof(void*);i++) printf("%%p\\n", functions[i]);\n' >> $@
$(AM_V_at)printf 'return 0; }\n' >> $@
endef
test-libsystemd-bus-sym.c: \