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third/libcurl/.github/scripts/cmp-pkg-config.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+# Copyright (C) Viktor Szakats
+#
+# SPDX-License-Identifier: curl
+
+# Sort list of libs, libpaths, cflags found in libcurl.pc and curl-config files,
+# then diff the autotools and cmake generated ones.
+
+sort_lists() {
+  prevline=''
+  section=''
+  while IFS= read -r l; do
+    if [[ "${prevline}" =~ (--cc|--configure) ]]; then  # curl-config
+      echo "<IGNORED>"
+    else
+      # libcurl.pc
+      if [[ "${l}" =~ ^(Requires|Libs|Cflags)(\.private)?:\ (.+)$ ]]; then
+        if [ "${BASH_REMATCH[1]}" = 'Requires' ]; then
+          # Spec does not allow duplicates here:
+          # https://manpages.debian.org/unstable/pkg-config/pkg-config.1.en.html#Requires:
+          # "You may only mention the same package one time on the Requires: line"
+          val="$(printf '%s' "${BASH_REMATCH[3]}" | tr ',' '\n' | sort | tr '\n' ' ')"
+        else
+          val="$(printf '%s' "${BASH_REMATCH[3]}" | tr ' ' '\n' | sort -u | tr '\n' ' ')"
+        fi
+        l="${BASH_REMATCH[1]}${BASH_REMATCH[2]}: ${val}"
+      # curl-config
+      elif [[ "${section}" =~ (--libs|--static-libs) && "${l}" =~ ^( *echo\ \")(.+)(\")$ ]]; then
+        val="$(printf '%s' "${BASH_REMATCH[2]}" | tr ' ' '\n' | sort -u | tr '\n' ' ')"
+        l="${BASH_REMATCH[1]}${val}${BASH_REMATCH[3]}"
+        section=''
+      fi
+      echo "${l}"
+    fi
+    # curl-config
+    prevline="${l}"
+    if [[ "${l}" =~ --[a-z-]+\) ]]; then
+      section="${BASH_REMATCH[0]}"
+    fi
+  done < "$1"
+}
+
+am=$(mktemp -t autotools.XXX); sort_lists "$1" > "${am}"
+cm=$(mktemp -t cmake.XXX)    ; sort_lists "$2" > "${cm}"
+diff -u "${am}" "${cm}"
+res="$?"
+rm -r -f "${am}" "${cm}"
+
+exit "${res}"