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Add environment variable detection support to _autosetup

This commit is contained in:
Manatsawin Hanmongkolchai 2016-02-27 15:16:06 +07:00
parent 45bff1ed17
commit dbb60355bb
1 changed files with 28 additions and 23 deletions
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51
_autosetup
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@ -6,7 +6,7 @@
## 'echo -n' is not portable.. ## 'echo -n' is not portable..
case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
*c*,-n*) ECHO_N= ECHO_C=' *c*,-n*) ECHO_N= ECHO_C='
' ECHO_T=' ' ;; ' ECHO_T=' ' ;;
*c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;; *c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;;
*) ECHO_N= ECHO_C='\c' ECHO_T= ;; *) ECHO_N= ECHO_C='\c' ECHO_T= ;;
esac esac
@ -25,30 +25,35 @@ check_version()
desired=`echo $2 | awk -F. '{print $1*100+$2}'` desired=`echo $2 | awk -F. '{print $1*100+$2}'`
echo $ECHO_N "Checking version of '$1' >= $desired... $ECHO_C" echo $ECHO_N "Checking version of '$1' >= $desired... $ECHO_C"
name=$1 name=$1
app_var_name=`echo $name | tr '[:lower:]-' '[:upper:]_'`
if [ ! -z ${!app_var_name+x} ]; then
name=${!app_var_name}
fi
fullpath=`type $name | awk '{ print $(NF) }'`; fullpath=`type $name | awk '{ print $(NF) }'`;
if [ -x "$fullpath" ]; then if [ -x "$fullpath" ]; then
foundit=yes; foundit=yes;
fi fi
if [ "$foundit" != yes ]; then if [ "$foundit" != yes ]; then
echo "Didn't find application"; echo "Didn't find application";
version=0 version=0
success=no success=no
else else
cmdline="$fullpath --version"; cmdline="$fullpath --version";
if version=`($cmdline 2>/dev/null)` 2>/dev/null; then if version=`($cmdline 2>/dev/null)` 2>/dev/null; then
echo >/dev/null echo >/dev/null
else else
version="0"; version="0";
fi fi
if [ -n "${version}" ]; then if [ -n "${version}" ]; then
version=`echo $version | awk '{ for (i=1;i<=NF;i++) { split($i,j,"."); m=j[1]*100+j[2] ; if ((m*1)>0) { print m ; break; } } }'` version=`echo $version | awk '{ for (i=1;i<=NF;i++) { split($i,j,"."); m=j[1]*100+j[2] ; if ((m*1)>0) { print m ; break; } } }'`
if [ -z "$version" ]; then version=0; fi if [ -z "$version" ]; then version=0; fi
success=`echo "$version" "$desired" | awk '{ if ($1 >= $2) { print "yes";} else {print "no";}} '` success=`echo "$version" "$desired" | awk '{ if ($1 >= $2) { print "yes";} else {print "no";}} '`
else else
version=0 version=0
success=no success=no
fi fi
fi fi
cd $dir cd $dir
@ -75,11 +80,11 @@ check_version()
echo >/dev/null echo >/dev/null
else else
if check_version gmake 3.79; then if check_version gmake 3.79; then
have_gmake=yes; have_gmake=yes;
else else
echo "Couldn't find a new-enough version of GNU 'make', please install one!"; echo "Couldn't find a new-enough version of GNU 'make', please install one!";
echo "If you have a newer version, set the environment variable 'MAKE' to its path"; echo "If you have a newer version, set the environment variable 'MAKE' to its path";
exit 1; exit 1;
fi fi
fi fi