Open Cargo.toml as stdin to get the package metadata.

ayosec · Aug 30, 2021 · 1448ba0 · 1448ba0
1 parent 9a96f04
commit 1448ba0
Showing 1 changed file with 16 additions and 13 deletions.
diff --git a/pkg/common/metadata b/pkg/common/metadata
@@ -4,18 +4,21 @@
 #
 # For every field, exports a `PACKAGE_<NAME>` variable.
 
+set -Ce
+
 METADATA_TABLE=''
 
-cat "$(git rev-parse --show-toplevel)/Cargo.toml" |
-  while read -r LINE
-  do
-    if [[ $LINE =~ ^\[(.*)\] ]]
-    then
-      METADATA_TABLE="${BASH_REMATCH[1]}"
-    elif [ "$METADATA_TABLE" = package ] &&
-         [[ $LINE =~ ^([^[:space:]]*)[[:space:]]*=[[:space:]]*\"(.*)\" ]]
-    then
-      METADATA_VARNAME="PACKAGE_${BASH_REMATCH[1]^^}"
-      printf 'export %s=%q\n' "$METADATA_VARNAME" "${BASH_REMATCH[2]}"
-    fi
-  done
+exec 0< "$(git rev-parse --show-toplevel)/Cargo.toml"
+
+while read -r LINE
+do
+  if [[ $LINE =~ ^\[(.*)\] ]]
+  then
+    METADATA_TABLE="${BASH_REMATCH[1]}"
+  elif [ "$METADATA_TABLE" = package ] &&
+       [[ $LINE =~ ^([^[:space:]]*)[[:space:]]*=[[:space:]]*\"(.*)\" ]]
+  then
+    METADATA_VARNAME="PACKAGE_${BASH_REMATCH[1]^^}"
+    printf 'export %s=%q\n' "$METADATA_VARNAME" "${BASH_REMATCH[2]}"
+  fi
+done