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offer REALGCC variable to configure musl-gcc wrapper at runtime 

this is useful when the underlying gcc is already a wrapper, which is
the case at least on some uclibc-based system images. it's also useful
for running an older/newer/nondefault version of gcc.
This commit is contained in:
Rich Felker 2012-09-21 13:47:26 -04:00
parent f600105eef
commit 0b3e2257fa
1 changed files with 1 additions and 1 deletions
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Makefile
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@ -112,7 +112,7 @@ lib/musl-gcc.specs: tools/musl-gcc.specs.sh config.mak
sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@ sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@
tools/musl-gcc: config.mak tools/musl-gcc: config.mak
printf '#!/bin/sh\nexec gcc "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@ printf '#!/bin/sh\nexec "$${REALGCC:-gcc}" "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
chmod +x $@ chmod +x $@
$(DESTDIR)$(bindir)/%: tools/% $(DESTDIR)$(bindir)/%: tools/%