[gnome-terminal] build: Use tr command to replace strings

[Ting-Wei Lan <lantw src gnome org>]

commit cda8ee277d23376bbc3b7158fe958d8b9b904783
Author: Ting-Wei Lan <lantw src gnome org>
Date:   Sun May 21 10:57:09 2017 +0800

    build: Use tr command to replace strings
    
    '${PARAMETER/PATTERN/STRING}' syntax is not supported by POSIX shell,
    so it can cause syntax error if /bin/sh is not bash.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=782894

 configure.ac |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4fd8606..e5e1d1a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -363,10 +363,10 @@ AC_SUBST([WARN_CFLAGS])
 AC_SUBST([AM_CPPFLAGS])
 AC_SUBST([AM_CFLAGS])
 AC_SUBST([AM_LDFLAGS])
-AC_DEFINE_UNQUOTED([GLIB_VERSION_MIN_REQUIRED],[G_ENCODE_VERSION(${GLIB_MIN_REQUIRED/./,})],[Define the min 
required glib version])
-AC_DEFINE_UNQUOTED([GLIB_VERSION_MAX_ALLOWED],[G_ENCODE_VERSION(${GLIB_MAX_ALLOWED/./,})],[Define the max 
allowed glib version])
-AC_DEFINE_UNQUOTED([GDK_VERSION_MIN_REQUIRED],[G_ENCODE_VERSION(${GTK_MIN_REQUIRED/./,})],[Define the min 
required gtk version])
-AC_DEFINE_UNQUOTED([GDK_VERSION_MAX_ALLOWED],[G_ENCODE_VERSION(${GTK_MAX_ALLOWED/./,})],[Define the max 
allowed gtk version])
+AC_DEFINE_UNQUOTED([GLIB_VERSION_MIN_REQUIRED],[G_ENCODE_VERSION($(echo $GLIB_MIN_REQUIRED | tr . 
,))],[Define the min required glib version])
+AC_DEFINE_UNQUOTED([GLIB_VERSION_MAX_ALLOWED],[G_ENCODE_VERSION($(echo $GLIB_MAX_ALLOWED | tr . ,))],[Define 
the max allowed glib version])
+AC_DEFINE_UNQUOTED([GDK_VERSION_MIN_REQUIRED],[G_ENCODE_VERSION($(echo $GTK_MIN_REQUIRED | tr . ,))],[Define 
the min required gtk version])
+AC_DEFINE_UNQUOTED([GDK_VERSION_MAX_ALLOWED],[G_ENCODE_VERSION($(echo $GTK_MAX_ALLOWED | tr . ,))],[Define 
the max allowed gtk version])
 
 # ****************************