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authorNicholas Clark <nick@ccl4.org>2011-06-15 16:24:43 +0100
committerNicholas Clark <nick@ccl4.org>2011-06-18 11:06:45 +0200
commitdcffd848632af2c7eabc52ed591fab35f1e73a7f (patch)
tree4b0375c167e17c5b22235a8a4ff31e1cb264d556 /hints
parent65374be2e8e6c26ff16c4a32dff08466fba36bc6 (diff)
downloadperl-dcffd848632af2c7eabc52ed591fab35f1e73a7f.tar.gz
Prefer the system gcc when searching for libraries such as -lm
40f026236b9959b7 added code to the Linux hints file to use gcc to locate libraries such as -lm. However, if the user has their own gcc earlier in $PATH than the system gcc, we don't want its libraries. So try to prefer the system gcc.
Diffstat (limited to 'hints')
-rw-r--r--hints/linux.sh10
1 files changed, 9 insertions, 1 deletions
diff --git a/hints/linux.sh b/hints/linux.sh
index 970640c29b..2808f865da 100644
--- a/hints/linux.sh
+++ b/hints/linux.sh
@@ -160,10 +160,18 @@ esac
# This unconditionally uses gcc because even if the user is using another
# compiler, we still need to find the math library and friends, and I don't
# know how other compilers will cope with that situation.
+# Morever, if the user has their own gcc earlier in $PATH than the system gcc,
+# we don't want its libraries. So we try to prefer the system gcc
# Still, as an escape hatch, allow Configure command line overrides to
# plibpth to bypass this check.
+if [ -x /usr/bin/gcc ] ; then
+ gcc=/usr/bin/gcc
+else
+ gcc=gcc
+fi
+
case "$plibpth" in
-'') plibpth=`gcc -print-search-dirs | grep libraries |
+'') plibpth=`$gcc -print-search-dirs | grep libraries |
cut -f2- -d= | tr ':' $trnl | grep -v 'gcc' | sed -e 's:/$::'`
set X $plibpth # Collapse all entries on one line
shift