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authorRich Felker <dalias@aerifal.cx>2012-10-26 18:15:51 -0400
committerRich Felker <dalias@aerifal.cx>2012-10-26 18:15:51 -0400
commitcd31a1fc089ab89fba2720926ea55e69eb311042 (patch)
tree91903803d10cd85d7de3573448f3fd984307783e
parent3d99266b5e8fc6374a9d930f3ae9d444ffebb11e (diff)
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further pcc fixes in configure
-lpcc only works if -nostdlib is not passed, so it's useless. instead, use -print-file-name to look up the full pathname for libpcc.a, and check whether that succeeds before trying to link with the result. also, silence pcc's junk printed on stdout during tests.
-rwxr-xr-xconfigure7
1 files changed, 4 insertions, 3 deletions
diff --git a/configure b/configure
index 19c241e6..46d83fcf 100755
--- a/configure
+++ b/configure
@@ -58,7 +58,7 @@ else eval "fnmatch '*/' \"\${$1}\"" && eval "$1=\${$1%/}" ; fi
tryflag () {
printf "checking whether compiler accepts %s... " "$2"
echo "typedef int x;" > "$tmpc"
-if $CC "$2" -c -o /dev/null "$tmpc" 2>/dev/null ; then
+if $CC "$2" -c -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
printf "yes\n"
eval "$1=\"\${$1} \$2\""
eval "$1=\${$1# }"
@@ -72,7 +72,7 @@ fi
tryldflag () {
printf "checking whether linker accepts %s... " "$2"
echo "typedef int x;" > "$tmpc"
-if $CC -nostdlib -shared "$2" -o /dev/null "$tmpc" 2>/dev/null ; then
+if $CC -nostdlib -shared "$2" -o /dev/null "$tmpc" >/dev/null 2>&1 ; then
printf "yes\n"
eval "$1=\"\${$1} \$2\""
eval "$1=\${$1# }"
@@ -299,7 +299,8 @@ shared=no
# Find compiler runtime library
test -z "$LIBCC" && tryldflag LIBCC -lgcc && tryldflag LIBCC -lgcc_eh
test -z "$LIBCC" && tryldflag LIBCC -lcompiler_rt
-test -z "$LIBCC" && tryldflag LIBCC -lpcc
+test -z "$LIBCC" && try_libcc=`$CC -print-file-name=libpcc.a 2>/dev/null` \
+ && tryldflag LIBCC "$try_libcc"
printf "using compiler runtime libraries: %s\n" "$LIBCC"