[patch] patch to add the feature

emerge_info.patch (text/plain), 2.74 KB, created by Nathaniel McCallum (RETIRED) on 2005-06-10 21:46:13 UTC

--- /usr/bin/emerge	2005-06-11 00:35:35.000000000 -0400
+++ emerge	2005-06-11 00:34:09.000000000 -0400
@@ -2832,6 +2832,8 @@
 	unameout=commands.getstatusoutput("uname -mrp")[1]
 	print getportageversion()
 	print "================================================================="
+	print "                       System Settings"
+	print "================================================================="
 	print "System uname: "+unameout
 	if os.path.exists("/etc/gentoo-release"):
 		os.system("cat /etc/gentoo-release")
@@ -2908,6 +2910,70 @@
 			if "cvs_id_string" in dir(module):
 				print "%s: %s" % (str(x), str(module.cvs_id_string))
 
+	# See if we can find any packages installed matching the strings
+	# passed on the command line
+	mypkgs = []
+	for x in myfiles:
+		mypkgs = mypkgs + portage.db[portage.root]["vartree"].dbapi.match(x)
+
+	# If some packages were found...
+	if mypkgs:
+		# Get our global settings (we only print stuff if it varies from
+		# the current config)
+		mydesiredvars = [ 'CHOST', 'CFLAGS', 'CXXFLAGS', 'USE' ]
+		mysettings = {}
+		for x in mydesiredvars:
+			if portage.settings.has_key(x):
+				mysettings["GLOBAL_" + x] = portage.settings[x]
+			else:
+				mysettings["GLOBAL_" + x] = None
+
+		# Loop through each package
+		# Only print settings if they differ from global settings
+		diff_found = False
+		header_printed = False
+		for pkg in mypkgs:
+
+			# Get the directory where the files are stored
+			prefix = os.path.join(portage.root, portage.VDB_PATH, pkg)
+
+			# Get all package specific variables
+			for x in mydesiredvars:
+				if os.path.exists(os.path.join(prefix, x)):
+					mysettings[x] = open(os.path.join(prefix, x)).read().strip()
+				else:
+					if portage.settings.has_key(x):
+						mysettings[x] = portage.settings[x]
+					else:
+						mysettings[x] = None
+
+				# If the package variable doesn't match the
+				# current global variable, something has changed
+				# so set diff_found so we know to print
+				if mysettings[x] != mysettings["GLOBAL_" + x]:
+					diff_found = True
+
+			# If a difference was found, print the info for
+			# this package.
+			if diff_found:
+
+				# If we have not yet printed the header, 
+				# print it now
+				if not header_printed:
+					print "================================================================="
+					print "                       Package Settings"
+					print "================================================================="
+					header_printed = True
+
+				# Print package info
+				print "%s was built with the following:" % pkg
+				for x in mydesiredvars:
+					if mysettings[x] != mysettings["GLOBAL_" + x]:
+						print "%s=\"%s\"" % (x, mysettings[x])
+				print ""
+				diff_found = False
+
+
 # SEARCH action
 elif "search"==myaction:
 	if not myfiles: