Add "-s" (silent) option useful for shell scripts.

1 files changed, 41 insertions, 18 deletions

diff --git a/Tools/scripts/checknewver.sh b/Tools/scripts/checknewver.sh
index e6d061b..6020208 100755
--- a/Tools/scripts/checknewver.sh
+++ b/Tools/scripts/checknewver.sh
@@ -5,7 +5,7 @@
 #
 # ----------------------------------------------------------------------------
 # "THE BEER-WARE LICENSE" (Revision 42, (c) Poul-Henning Kamp):
-# Maxim Sobolev <sobomax@altavista.net wrote this file.  As long as you retain
+# Maxim Sobolev <sobomax@FreeBSD.org wrote this file.  As long as you retain
 # this notice you can do whatever you want with this stuff. If we meet some
 # day, and you think this stuff is worth it, you can buy me a beer in return.
 #
@@ -16,40 +16,63 @@
 #
 # MAINTAINER= sobomax@FreeBSD.org
 
-if [ x`which ftpls` = x"" ]; then
-  echo -n "ERROR: Couldn't find ftpls program, which is part of " >&2
-  echo "ports/ftp/ftpcopy port." >&2
-  echo "       Please make sure that it is installed and try again." >&2
+display_warn () {
+  if [ x"${SILENT}" != x"yes" ]; then
+    echo "WARN: ${@}" >&2
+  fi
+}
+
+display_err () {
+  if [ x"${SILENT}" != x"yes" ]; then
+    echo "ERROR: ${@}" >&2
+  fi
   exit 1
+}
+
+display_msg () {
+  if [ x"${SILENT}" != x"yes" ]; then
+    echo "${@}" >&2
+  fi
+}
+
+while getopts "s" COMMAND_LINE_ARGUMENT ; do
+  case "${COMMAND_LINE_ARGUMENT}" in
+  s)
+    SILENT=yes
+    ;;
+  esac
+done
+
+if [ x`which ftpls` = x"" ]; then
+  display_err "Couldn't find ftpls program, which is part of" \
+    "ports/ftp/ftpcopy port. Please make sure that it is installed" \
+    "and try again."
 fi
 
 if [ ! -e Makefile ]; then
-  echo "ERROR: Couldn't find Makefile here." >&2
-  exit 1
+  display_err "Couldn't find Makefile here."
 fi
 
 PORTNAME=`make -V PORTNAME`
 PORTVERSION=`make -V PORTVERSION`
 DISTFILES=`make -V DISTFILES`
 if [ x"${PORTNAME}" = x"" -o x"${PORTVERSION}" = x"" -o x"${DISTFILES}" = x"" ]; then
-  echo "ERROR: either PORTNAME, PORTVERSION or DISTFILES is undefined in Makefile." >&2
-  exit 1
+  display_err "Either PORTNAME, PORTVERSION or DISTFILES is undefined in Makefile."
 fi
 
 MASTER_SITES=`env MASTER_SITE_BACKUP=\"\" make -V MASTER_SITES | xargs -n1 echo | grep ^ftp://`
 if [ x"${MASTER_SITES}" = x"" ]; then
-  echo "ERROR: either MASTER_SITES is undefined in Makefile or it doesn't contain any ftp sites." >&2
-  exit 1
+  display_err "Either MASTER_SITES is undefined in Makefile or it doesn't contain any ftp sites."
 fi
 
-echo "Checking for updated version of ${PORTNAME}..." >&2
+display_msg "Checking for updated version of ${PORTNAME}..."
 PV_PATR=`echo ${PORTVERSION} | sed 's=\.=\\\\.=g'`
 for DISTNAME in ${DISTFILES}; do
   DF_PATR=`echo ${DISTNAME} | sed "s=${PV_PATR}=.*=" | \
     sed 's=\.=\\\\.=g ; s=\\\.\*=.*='`
   DF_CHECK=`echo ${DISTNAME} | sed 's=\.=\\\\.=g`
   if [ x"${DF_PATR}" = x"${DF_CHECK}" ]; then
-    echo "WARN: Couldn't construct searching pattern - ${DISTNAME} ignored." >&2
+    display_warn "Couldn't construct searching pattern - ${DISTNAME} ignored."
   else
     DF_PATRNS="${DF_PATRNS} ${DF_PATR}"
     F_DISTFILES="${F_DISTFILES} ${DISTNAME}"
@@ -57,14 +80,14 @@ for DISTNAME in ${DISTFILES}; do
 done
 
 if [ x"${F_DISTFILES}" = x"" ]; then
-  echo "WARN: Nothing to check - exitting." >&2
+  display_warn "Nothing to check - exitting."
   exit 0
 fi
 
 DISTFILES="${F_DISTFILES}"
 
 for MASTER_SITE in ${MASTER_SITES}; do
-  echo "...checking ${MASTER_SITE}" >&2
+  display_msg "...checking ${MASTER_SITE}"
   FTPLIST=`ftpls ${MASTER_SITE} 2>/dev/null | grep -v ^dir | awk '{print $6}'`
   for DISTNAME in ${DISTFILES}; do
     DF_PATR=`echo ${DISTNAME} | sed "s=${PV_PATR}=.*=" | \
@@ -78,8 +101,8 @@ for MASTER_SITE in ${MASTER_SITES}; do
 done
 
 if [ x"${NEW}" != x"" ]; then
-  echo ""
-  echo "Hmm, is seems that there is newest version(s) at:"
+  display_msg ""
+  display_msg "Hmm, is seems that there is newest version(s) at:"
   echo "${NEW}" | xargs -n1 echo
-  echo ""
+  display_msg ""
 fi