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# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
BEGIN {
extension("/lib/rcscripts/filefuncs.so", "dlload")
# Get our environment variables
SVCDIR = ENVIRON["SVCDIR"]
if (SVCDIR == "") {
eerror("Could not get SVCDIR!")
exit 1
}
pipe = "ls -1 /etc/env.d/."
while ((pipe | getline tmpstring) > 0)
scripts = scripts " /etc/env.d/" tmpstring
close(pipe)
split(scripts, TMPENVFILES)
# Make sure that its a file we are working with,
# and do not process scripts, source or backup files.
# NOTE: do not use 'for (x in TMPENVFILES)', as gawk
# have this notion that it should mess with the
# order it list things then ....
for (x = 1;;x++) {
if (x in TMPENVFILES) {
if ((isfile(TMPENVFILES[x])) &&
(TMPENVFILES[x] !~ /((\.(sh|c|bak))|\~)$/)) {
ENVCOUNT++
ENVFILES[ENVCOUNT] = TMPENVFILES[x]
}
} else
break
}
if (ENVCOUNT == 0) {
eerror("No files to process!")
exit 1
}
ENVCACHE = SVCDIR "/envcache"
SHPROFILE = "/etc/profile.env"
CSHPROFILE = "/etc/csh.env"
# SPECIALS are treated differently. For each env.d file, the variables are
# appended seperated with a ':'. If not in specials, for each env.d file,
# the variable are just set to the new value.
tmpspecials = \
"ADA_INCLUDE_PATH:ADA_OBJECTS_PATH:CLASSPATH:" \
"CONFIG_PROTECT:CONFIG_PROTECT_MASK:INFOPATH:" \
"KDEDIRS:LDPATH:MANPATH:PATH:PKG_CONFIG_PATH:" \
"PRELINK_PATH:PRELINK_PATH_MASK:PYTHONPATH:ROOTPATH"
split(tmpspecials, SPECIALS, ":")
unlink(ENVCACHE)
for (count = 1;count <= ENVCOUNT;count++) {
while ((getline < (ENVFILES[count])) > 0) {
# Filter out comments
if ($0 !~ /^[[:space:]]*#/) {
split($0, envnode, "=")
if (envnode[2] == "")
continue
if ($0 == "")
continue
# LDPATH should not be in environment
if (envnode[1] == "LDPATH")
continue
# In bash there should be no space between the variable name and
# the '=' ...
if (envnode[1] ~ /[^[:space:]]*[[:space:]]+$/)
continue
# strip variable name and '=' from data
sub("^[[:space:]]*" envnode[1] "[[:space:]]*=", "")
# strip all '"' and '\''
gsub(/\"/, "")
gsub(/\'/, "")
# strip leading and trailing spaces
gsub(/^[[:space:]]*/, "")
gsub(/[[:space:]]*$/, "")
if (envnode[1] in ENVTREE) {
DOSPECIAL = 0
for (x in SPECIALS) {
# Is this a special variable ?
if (envnode[1] == SPECIALS[x])
DOSPECIAL = 1
}
if (DOSPECIAL) {
split(ENVTREE[envnode[1]], tmpstr, ":")
# Check that we do not add dups ...
NODUPS = 1
for (x in tmpstr)
if (tmpstr[x] == $0)
NODUPS = 0
if (NODUPS)
# Once again, "CONFIG_PROTECT" and "CONFIG_PROTECT_MASK"
# are handled differently ...
if ((envnode[1] == "CONFIG_PROTECT") || (envnode[1] == "CONFIG_PROTECT_MASK"))
ENVTREE[envnode[1]] = ENVTREE[envnode[1]] " " $0
else
ENVTREE[envnode[1]] = ENVTREE[envnode[1]] ":" $0
} else
ENVTREE[envnode[1]] = $0
} else
ENVTREE[envnode[1]] = $0
}
}
close(ENVFILES[count])
}
for (x in ENVTREE)
print "export " x "=\"" ENVTREE[x] "\"" >> (ENVCACHE)
for (x in ENVTREE) {
# Print this a second time to make sure all variables
# are expanded ..
print "export " x "=\"" ENVTREE[x] "\"" >> (ENVCACHE)
print "echo \"" x "=${" x "}\"" >> (ENVCACHE)
}
close (ENVCACHE)
unlink(SHPROFILE)
unlink(CSHPROFILE)
# Add warning header for SHPROFILE
print "# THIS FILE IS AUTOMATICALLY GENERATED BY env-update." > (SHPROFILE)
print "# DO NOT EDIT THIS FILE. CHANGES TO STARTUP PROFILES" >> (SHPROFILE)
print "# GO INTO /etc/profile NOT /etc/profile.env" >> (SHPROFILE)
print "" >> (SHPROFILE)
# Add warning header for CSHPROFILE
print "# THIS FILE IS AUTOMATICALLY GENERATED BY env-update." > (CSHPROFILE)
print "# DO NOT EDIT THIS FILE. CHANGES TO STARTUP PROFILES" >> (CSHPROFILE)
print "# GO INTO /etc/csh.cshrc NOT /etc/csh.env" >> (CSHPROFILE)
print "" >> (CSHPROFILE)
pipe = "bash " ENVCACHE
while ((pipe | getline) > 0) {
sub(/=/, "='")
sub(/$/, "'")
print "export " $0 >> (SHPROFILE)
sub(/=/, " ")
print "setenv " $0 >> (CSHPROFILE)
}
close(pipe)
close(SHPROFILE)
close(CSHPROFILE)
}
# vim:ts=4
|
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