diff options
author | Karl Berry <karl@freefriends.org> | 2023-02-26 07:27:31 +0100 |
---|---|---|
committer | Werner Lemberg <wl@gnu.org> | 2023-02-26 07:31:49 +0100 |
commit | f19ab673273b33078904f53c29d1a1d837793213 (patch) | |
tree | 0f9294318b1b64040f99a478ffec5ac83a6f3054 | |
parent | 6423ddb8a077c44ddf90e6b149c308a801a7bb78 (diff) | |
download | freetype2-f19ab673273b33078904f53c29d1a1d837793213.tar.gz |
* configure: Don't hardcode `grep -E`.
TeXLive still supports Solaris 5.10, where the system's `grep` doesn't
accept the `-E` option. We thus introduce an `EGREP` variable that is set
to either `grep -E` or `-egrep`.
-rwxr-xr-x | configure | 13 |
1 files changed, 11 insertions, 2 deletions
@@ -15,10 +15,19 @@ rm -f config.mk builds/unix/unix-def.mk builds/unix/unix-cc.mk +if test -z "$EGREP"; then + if echo a | grep -E '(a|b)' >/dev/null 2>&1; then + EGREP="grep -E" + else + # if grep -E doesn't work, assume egrep does. + EGREP=egrep + fi +fi + # respect GNUMAKE environment variable for backward compatibility if test "x$GNUMAKE" = x; then if test "x$MAKE" = x; then - if test "x`make -v 2>/dev/null | grep -E 'GNU|makepp'`" = x; then + if test "x`make -v 2>/dev/null | $EGREP 'GNU|makepp'`" = x; then MAKE=gmake else MAKE=make @@ -28,7 +37,7 @@ else MAKE=$GNUMAKE fi -if test "x`$MAKE -v 2>/dev/null | grep -E 'GNU|makepp'`" = x; then +if test "x`$MAKE -v 2>/dev/null | $EGREP 'GNU|makepp'`" = x; then echo "GNU make (>= 3.81) or makepp (>= 2.0) is required to build FreeType2." >&2 echo "Please try" >&2 echo >&2 |