Alien-cares
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libcares/ltmain.sh view on Meta::CPAN
# Written by Gary V. Vaughan, 2004
# Copyright (C) 2004-2015 Free Software Foundation, Inc.
# This is free software; see the source for copying conditions. There is NO
# warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# As a special exception to the GNU General Public License, if you distribute
# this file as part of a program or library that is built using GNU Libtool,
# you may include this file under the same distribution terms that you use
# for the rest of that program.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNES FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Please report bugs or propose patches to gary@gnu.org.
## ------ ##
## Usage. ##
## ------ ##
# Evaluate this file near the top of your script to gain access to
# the functions and variables defined here:
#
# . `echo "$0" | ${SED-sed} 's|[^/]*$||'`/build-aux/funclib.sh
#
# If you need to override any of the default environment variable
# settings, do that before evaluating this file.
## -------------------- ##
## Shell normalisation. ##
## -------------------- ##
# Some shells need a little help to be as Bourne compatible as possible.
# Before doing anything else, make sure all that help has been provided!
DUALCASE=1; export DUALCASE # for MKS sh
if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
emulate sh
NULLCMD=:
# Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
# is contrary to our usage. Disable this feature.
alias -g '${1+"$@"}'='"$@"'
setopt NO_GLOB_SUBST
else
case `(set -o) 2>/dev/null` in *posix*) set -o posix ;; esac
fi
# NLS nuisances: We save the old values in case they are required later.
_G_user_locale=
_G_safe_locale=
for _G_var in LANG LANGUAGE LC_ALL LC_CTYPE LC_COLLATE LC_MESSAGES
do
eval "if test set = \"\${$_G_var+set}\"; then
save_$_G_var=\$$_G_var
$_G_var=C
export $_G_var
_G_user_locale=\"$_G_var=\\\$save_\$_G_var; \$_G_user_locale\"
_G_safe_locale=\"$_G_var=C; \$_G_safe_locale\"
fi"
done
# CDPATH.
(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
# Make sure IFS has a sensible default
sp=' '
nl='
'
IFS="$sp $nl"
# There are apparently some retarded systems that use ';' as a PATH separator!
if test "${PATH_SEPARATOR+set}" != set; then
PATH_SEPARATOR=:
(PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
(PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
PATH_SEPARATOR=';'
}
fi
## ------------------------- ##
## Locate command utilities. ##
## ------------------------- ##
# func_executable_p FILE
# ----------------------
# Check that FILE is an executable regular file.
func_executable_p ()
{
test -f "$1" && test -x "$1"
}
# func_path_progs PROGS_LIST CHECK_FUNC [PATH]
# --------------------------------------------
# Search for either a program that responds to --version with output
# containing "GNU", or else returned by CHECK_FUNC otherwise, by
# trying all the directories in PATH with each of the elements of
# PROGS_LIST.
#
# CHECK_FUNC should accept the path to a candidate program, and
# set $func_check_prog_result if it truncates its output less than
# $_G_path_prog_max characters.
func_path_progs ()
{
_G_progs_list=$1
_G_check_func=$2
_G_PATH=${3-"$PATH"}
_G_path_prog_max=0
_G_path_prog_found=false
_G_save_IFS=$IFS; IFS=${PATH_SEPARATOR-:}
for _G_dir in $_G_PATH; do
IFS=$_G_save_IFS
test -z "$_G_dir" && _G_dir=.
for _G_prog_name in $_G_progs_list; do
libcares/ltmain.sh view on Meta::CPAN
func_quote_for_expand_result=$_G_arg
}
# func_stripname PREFIX SUFFIX NAME
# ---------------------------------
# strip PREFIX and SUFFIX from NAME, and store in func_stripname_result.
# PREFIX and SUFFIX must not contain globbing or regex special
# characters, hashes, percent signs, but SUFFIX may contain a leading
# dot (in which case that matches only a dot).
if test yes = "$_G_HAVE_XSI_OPS"; then
eval 'func_stripname ()
{
$debug_cmd
# pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
# positional parameters, so assign one to ordinary variable first.
func_stripname_result=$3
func_stripname_result=${func_stripname_result#"$1"}
func_stripname_result=${func_stripname_result%"$2"}
}'
else
func_stripname ()
{
$debug_cmd
case $2 in
.*) func_stripname_result=`$ECHO "$3" | $SED -e "s%^$1%%" -e "s%\\\\$2\$%%"`;;
*) func_stripname_result=`$ECHO "$3" | $SED -e "s%^$1%%" -e "s%$2\$%%"`;;
esac
}
fi
# func_show_eval CMD [FAIL_EXP]
# -----------------------------
# Unless opt_quiet is true, then output CMD. Then, if opt_dryrun is
# not true, evaluate CMD. If the evaluation of CMD fails, and FAIL_EXP
# is given, then evaluate it.
func_show_eval ()
{
$debug_cmd
_G_cmd=$1
_G_fail_exp=${2-':'}
func_quote_for_expand "$_G_cmd"
eval "func_notquiet $func_quote_for_expand_result"
$opt_dry_run || {
eval "$_G_cmd"
_G_status=$?
if test 0 -ne "$_G_status"; then
eval "(exit $_G_status); $_G_fail_exp"
fi
}
}
# func_show_eval_locale CMD [FAIL_EXP]
# ------------------------------------
# Unless opt_quiet is true, then output CMD. Then, if opt_dryrun is
# not true, evaluate CMD. If the evaluation of CMD fails, and FAIL_EXP
# is given, then evaluate it. Use the saved locale for evaluation.
func_show_eval_locale ()
{
$debug_cmd
_G_cmd=$1
_G_fail_exp=${2-':'}
$opt_quiet || {
func_quote_for_expand "$_G_cmd"
eval "func_echo $func_quote_for_expand_result"
}
$opt_dry_run || {
eval "$_G_user_locale
$_G_cmd"
_G_status=$?
eval "$_G_safe_locale"
if test 0 -ne "$_G_status"; then
eval "(exit $_G_status); $_G_fail_exp"
fi
}
}
# func_tr_sh
# ----------
# Turn $1 into a string suitable for a shell variable name.
# Result is stored in $func_tr_sh_result. All characters
# not in the set a-zA-Z0-9_ are replaced with '_'. Further,
# if $1 begins with a digit, a '_' is prepended as well.
func_tr_sh ()
{
$debug_cmd
case $1 in
[0-9]* | *[!a-zA-Z0-9_]*)
func_tr_sh_result=`$ECHO "$1" | $SED -e 's/^\([0-9]\)/_\1/' -e 's/[^a-zA-Z0-9_]/_/g'`
;;
* )
func_tr_sh_result=$1
;;
esac
}
# func_verbose ARG...
# -------------------
# Echo program name prefixed message in verbose mode only.
func_verbose ()
{
$debug_cmd
$opt_verbose && func_echo "$*"
:
}
# func_warn_and_continue ARG...
# -----------------------------
# Echo program name prefixed warning message to standard error.
func_warn_and_continue ()
{
$debug_cmd
$require_term_colors
func_echo_infix_1 "${tc_red}warning$tc_reset" "$*" >&2
}
# func_warning CATEGORY ARG...
# ----------------------------
# Echo program name prefixed warning message to standard error. Warning
# messages can be filtered according to CATEGORY, where this function
# elides messages where CATEGORY is not listed in the global variable
# 'opt_warning_types'.
libcares/ltmain.sh view on Meta::CPAN
output_obj=
need_locks=no
lockfile=
fi
# Lock this critical section if it is needed
# We use this script file to make the link, it avoids creating a new file
if test yes = "$need_locks"; then
until $opt_dry_run || ln "$progpath" "$lockfile" 2>/dev/null; do
func_echo "Waiting for $lockfile to be removed"
sleep 2
done
elif test warn = "$need_locks"; then
if test -f "$lockfile"; then
$ECHO "\
*** ERROR, $lockfile exists and contains:
`cat $lockfile 2>/dev/null`
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support '-c' and '-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$opt_dry_run || $RM $removelist
exit $EXIT_FAILURE
fi
func_append removelist " $output_obj"
$ECHO "$srcfile" > "$lockfile"
fi
$opt_dry_run || $RM $removelist
func_append removelist " $lockfile"
trap '$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE' 1 2 15
func_to_tool_file "$srcfile" func_convert_file_msys_to_w32
srcfile=$func_to_tool_file_result
func_quote_for_eval "$srcfile"
qsrcfile=$func_quote_for_eval_result
# Only build a PIC object if we are building libtool libraries.
if test yes = "$build_libtool_libs"; then
# Without this assignment, base_compile gets emptied.
fbsd_hideous_sh_bug=$base_compile
if test no != "$pic_mode"; then
command="$base_compile $qsrcfile $pic_flag"
else
# Don't build PIC code
command="$base_compile $qsrcfile"
fi
func_mkdir_p "$xdir$objdir"
if test -z "$output_obj"; then
# Place PIC objects in $objdir
func_append command " -o $lobj"
fi
func_show_eval_locale "$command" \
'test -n "$output_obj" && $RM $removelist; exit $EXIT_FAILURE'
if test warn = "$need_locks" &&
test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
$ECHO "\
*** ERROR, $lockfile contains:
`cat $lockfile 2>/dev/null`
but it should contain:
$srcfile
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support '-c' and '-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$opt_dry_run || $RM $removelist
exit $EXIT_FAILURE
fi
# Just move the object if needed, then go on to compile the next one
if test -n "$output_obj" && test "X$output_obj" != "X$lobj"; then
func_show_eval '$MV "$output_obj" "$lobj"' \
'error=$?; $opt_dry_run || $RM $removelist; exit $error'
fi
# Allow error messages only from the first compilation.
if test yes = "$suppress_opt"; then
suppress_output=' >/dev/null 2>&1'
fi
fi
# Only build a position-dependent object if we build old libraries.
if test yes = "$build_old_libs"; then
if test yes != "$pic_mode"; then
# Don't build PIC code
command="$base_compile $qsrcfile$pie_flag"
else
command="$base_compile $qsrcfile $pic_flag"
fi
if test yes = "$compiler_c_o"; then
func_append command " -o $obj"
fi
# Suppress compiler output if we already did a PIC compilation.
func_append command "$suppress_output"
func_show_eval_locale "$command" \
'$opt_dry_run || $RM $removelist; exit $EXIT_FAILURE'
if test warn = "$need_locks" &&
test "X`cat $lockfile 2>/dev/null`" != "X$srcfile"; then
$ECHO "\
*** ERROR, $lockfile contains:
`cat $lockfile 2>/dev/null`
but it should contain:
$srcfile
This indicates that another process is trying to use the same
temporary object file, and libtool could not work around it because
your compiler does not support '-c' and '-o' together. If you
repeat this compilation, it may succeed, by chance, but you had better
avoid parallel builds (make -j) in this platform, or get a better
compiler."
$opt_dry_run || $RM $removelist
exit $EXIT_FAILURE
fi
# Just move the object if needed
if test -n "$output_obj" && test "X$output_obj" != "X$obj"; then
func_show_eval '$MV "$output_obj" "$obj"' \
'error=$?; $opt_dry_run || $RM $removelist; exit $error'
fi
fi
$opt_dry_run || {
func_write_libtool_object "$libobj" "$objdir/$objname" "$objname"
# Unlock the critical section if it was locked
if test no != "$need_locks"; then
removelist=$lockfile
$RM "$lockfile"
fi
}
exit $EXIT_SUCCESS
}
$opt_help || {
test compile = "$opt_mode" && func_mode_compile ${1+"$@"}
}
func_mode_help ()
{
# We need to display help for each of the modes.
case $opt_mode in
"")
# Generic help is extracted from the usage comments
# at the start of this file.
func_help
;;
clean)
$ECHO \
"Usage: $progname [OPTION]... --mode=clean RM [RM-OPTION]... FILE...
( run in 0.774 second using v1.01-cache-2.11-cpan-ceb78f64989 )