From cca2cf9588e276284fd03711ab5d7eaf4ee9e6cc Mon Sep 17 00:00:00 2001
From: Kjell Ahlstedt <kjellahlstedt@gmail.com>
Date: Fri, 31 May 2019 11:05:06 +0200
Subject: meson.build: Don't require curl or wget when use-network=false

None of those commands is used when network access is disabled.
---
 util/meson_aux/libstdcxx-tag.sh | 64 ++++++++++++++++++++++-------------------
 1 file changed, 34 insertions(+), 30 deletions(-)

(limited to 'util')

diff --git a/util/meson_aux/libstdcxx-tag.sh b/util/meson_aux/libstdcxx-tag.sh
index 73354a8..9ac83f2 100755
--- a/util/meson_aux/libstdcxx-tag.sh
+++ b/util/meson_aux/libstdcxx-tag.sh
@@ -2,38 +2,42 @@
 
 # External command, intended to be called with custom_target() in meson.build
 
-# libstdcxx-tag.sh <use_network> <curl-or-wget> <srcdir> <output_path>
+# libstdcxx-tag.sh <curl-or-wget-or-none> <srcdir> <output_path>
 
-output_dirname="$(dirname "$4")"
-output_filename="$(basename "$4")"
+output_dirname="$(dirname "$3")"
+output_filename="$(basename "$3")"
 
 # Remote location of the GNU libstdc++ Doxygen tag file.
 libstdcxx_tag_url="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/$output_filename"
 
-if [ "$1" != "true" ]; then
-  if [ -f "$4" ]; then
-    echo "Did not check status of $4 because network is disabled."
-  elif [ -f "$3/$output_filename" ]; then
-    echo "Warning: $4 does not exist."
-    echo "Copying from the source directory because network is disabled."
-    echo "If you want an up-to-date copy, reconfigure with the -Duse-network=true option."
-    cp --preserve=timestamps "$3/$output_filename" "$4"
-  else
-    echo "Error: $4 does not exist." >&2
-    echo "Downloading it is not possible because network is disabled." >&2
-    echo "Please reconfigure with the -Duse-network=true option." >&2
-    exit 1
-  fi
-elif [ "$2" = "curl" ]; then
-  # These options don't contain filenames, and thus no spaces that
-  # must be preserved in the call to curl.
-  simple_curl_options="--compressed --connect-timeout 300 --globoff --location --max-time 3600 --remote-time --retry 5"
-  if [ -f "$4" ]; then
-    curl $simple_curl_options --time-cond "$4" --output "$4" "$libstdcxx_tag_url"
-  else
-    curl $simple_curl_options --output "$4" "$libstdcxx_tag_url"
-  fi
-else
-  wget --timestamping --no-directories --timeout=300 --tries=5 \
-       --directory-prefix="$output_dirname" "$libstdcxx_tag_url"
-fi
+case "$1" in
+  curl)
+    # These options don't contain filenames, and thus no spaces that
+    # must be preserved in the call to curl.
+    simple_curl_options="--compressed --connect-timeout 300 --globoff --location --max-time 3600 --remote-time --retry 5"
+    if [ -f "$3" ]; then
+      curl $simple_curl_options --time-cond "$3" --output "$3" "$libstdcxx_tag_url"
+    else
+      curl $simple_curl_options --output "$3" "$libstdcxx_tag_url"
+    fi
+    ;;
+  wget)
+    wget --timestamping --no-directories --timeout=300 --tries=5 \
+         --directory-prefix="$output_dirname" "$libstdcxx_tag_url"
+    ;;
+  *)
+    if [ -f "$3" ]; then
+      echo "Did not check status of $3 because network is disabled."
+    elif [ -f "$2/$output_filename" ]; then
+      echo "Warning: $3 does not exist."
+      echo "Copying from the source directory because network is disabled."
+      echo "If you want an up-to-date copy, reconfigure with the -Duse-network=true option."
+      cp --preserve=timestamps "$2/$output_filename" "$3"
+    else
+      echo "Error: $3 does not exist." >&2
+      echo "Downloading it is not possible because network is disabled." >&2
+      echo "Please reconfigure with the -Duse-network=true option." >&2
+      exit 1
+    fi
+    ;;
+esac
-- 
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