Replace makealias pattern with something supported by POSIX grep (bug 11083)

[fontconfig.git] / src / makealias

diff --git a/src/makealias b/src/makealias
index db76a45e73c2e863612d38305225c2ce992d3176..bbc90f0a8d3a2c76bb25850cbe38888126289484 100755 (executable)
--- a/src/makealias
+++ b/src/makealias
@@ -4,7 +4,8 @@ shift
 HEAD=fcalias.h
 TAIL=fcaliastail.h
 rm -f $HEAD $TAIL
-sed -n -e '/^FcPublic /,+1p' "$@" | sed -e '/^FcPublic /d' -e 's/ *(.*$//' |
+echo "#if HAVE_GNUC_ATTRIBUTE" >> $TAIL
+cat "$@" | grep '^Fc[^ ]* *(' | sed -e 's/ *(.*$//' |
 while read name; do
        case $name in
        FcCacheDir|FcCacheSubdir)
@@ -14,7 +15,7 @@ while read name; do
                hattr='__attribute((visibility("hidden")))'
                echo "extern __typeof ($name) $alias $hattr;" >> $HEAD
                echo "#define $name $alias" >> $HEAD
-               grep -l -w '^'$name "$SRCDIR"/*.c | sed -e 's/^.*\/\([^.]*\)\.c/#ifdef __\1__/' >> $TAIL
+               grep -l '^'$name'[ (]' "$SRCDIR"/*.c | head -1 | sed -e 's/^.*\/\([^.]*\)\.c/#ifdef __\1__/' >> $TAIL
                echo "#undef $name" >> $TAIL
                cattr='__attribute((alias("'$alias'"), visibility("default")))'
                echo "extern __typeof ($name) $name $cattr;" >> $TAIL
@@ -22,3 +23,4 @@ while read name; do
                ;;
        esac
 done
+echo "#endif" >> $TAIL