rpm-build/autodeps/linux.prov.in

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#!/bin/sh -ef
#
# Copyright (C) 2000-2006 Dmitry V. Levin <ldv@altlinux.org>
# $Id$
#
# find-provides - generate list of linux-specific package provides.
# Inspired by tool with same name from RPM distribution.
#
# 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 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
[ -z "$RPM_SCRIPTS_DEBUG" ] || set -x
. @RPMCONFIGDIR@/functions
ValidateBuildRoot
# Normalize buildroot.
real_buildroot="$(cd "$RPM_BUILD_ROOT" && /bin/pwd)" || exit 1
FIND_LIBS=
FIND_PAM=
FIND_PERL=
FIND_PKGCONFIG=
FIND_PYTHON=
FIND_SHELL=
FIND_TCL=
ParseMethod()
{
local t
for t in "$@"; do
case "${t/%,}" in
no|none|off|false)
FIND_LIBS=
FIND_PAM=
FIND_PERL=
FIND_PKGCONFIG=
FIND_PYTHON=
FIND_SHELL=
FIND_TCL=
;;
lib)
FIND_LIBS=1
;;
nolib)
FIND_LIBS=
;;
pam)
FIND_PAM=1
;;
nopam)
FIND_PAM=
;;
perl)
FIND_PERL=1
;;
noperl)
FIND_PERL=
;;
pkgconfig)
FIND_PKGCONFIG=1
;;
nopkgconfig)
FIND_PKGCONFIG=
;;
python)
FIND_PYTHON=1
;;
nopython)
FIND_PYTHON=
;;
sh|shell)
FIND_SHELL=1
;;
nosh|noshell)
FIND_SHELL=
;;
tcl)
FIND_TCL=1
;;
notcl)
FIND_TCL=
;;
all)
FIND_LIBS=1
FIND_PAM=1
FIND_PERL=1
FIND_PKGCONFIG=1
FIND_PYTHON=1
FIND_SHELL=1
FIND_TCL=1
;;
default|yes|true)
ParseMethod $RPM_FINDPROV_DEFAULT_METHOD || return 1
;;
*)
Fatal "Unrecognized find-provides method: $t"
;;
esac
done
}
ParseMethod $RPM_FINDPROV_METHOD
if [ -z "$FIND_LIBS" -a -z "$FIND_PAM" -a -z "$FIND_PERL" -a \
-z "$FIND_PKGCONFIG" -a -z "$FIND_PYTHON" -a -z "$FIND_SHELL" -a \
-z "$FIND_TCL" ]; then
# Nothing to do
cat >/dev/null 2>&1
exit 0
fi
ulimit -c 0
case "$LD_PRELOAD" in
*libfakeroot*)
unset LD_PRELOAD
;;
*libbuildreq.so*)
unset LD_PRELOAD
;;
esac
FOUND_PROVS=
LIST_PERL=
LIST_PYTHON=
LIST_TCL=
ListScriptProvs()
{
local f t
f="$1"
t="$2"
if [ -z "${t##ASCII *text*}" ]; then
if [ -z "${f%%$RPM_BUILD_ROOT/etc/pam.d/*}" ]; then
if [ -n "$FIND_PAM" ]; then
local r
r="$(@RPMCONFIGDIR@/pam.prov "$f")" || return 1
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
fi
return 0
fi
# Ignore symlinks for non-PAM scripts.
[ ! -L "$f" ] || return 0
if [ "${f##*/}" = ".provides.sh" ]; then
if [ -n "$FIND_SHELL" ]; then
local r
r="$(@RPMCONFIGDIR@/shell.prov "$f")" || return 1
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
fi
return 0
fi
fi
# Ignore symlinks for non-PAM scripts.
[ ! -L "$f" ] || return 0
if [ -z "${t##perl script text*}" -o -z "${t##Perl5 module source text}" -o -z "${f%%*.p[lmh]}" ]; then
if [ -n "$FIND_PERL" ]; then
[ -z "$LIST_PERL" ] && LIST_PERL="$f" || LIST_PERL="$LIST_PERL
$f"
fi
fi
if [ -z "${f%%*.py}" -o -z "${f%%*.pyo}" -o -z "${f%%*.pyc}" -o -z "${f%%*.pth}" ]; then
if [ -n "$FIND_PYTHON" ]; then
[ -z "$LIST_PYTHON" ] && LIST_PYTHON="$f" || LIST_PYTHON="$LIST_PYTHON
$f"
fi
fi
if [ "${f##*/}" = "pkgIndex.tcl" ]; then
if [ -n "$FIND_TCL" ]; then
[ -z "$LIST_TCL" ] && LIST_TCL="$f" || LIST_TCL="$LIST_TCL
$f"
fi
fi
}
FindPerlProvs()
{
[ -n "$FIND_PERL" -a -n "$LIST_PERL" ] || return 0
local r
r="$(printf %s\\n "$LIST_PERL" |@RPMCONFIGDIR@/perl.prov)" || return 1
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
}
FindPythonProvs()
{
[ -n "$FIND_PYTHON" -a -n "$LIST_PYTHON" ] || return 0
[ -x "$RPM_PYTHON" ] || return 0
local r
r="$(printf %s\\n "$LIST_PYTHON" |"$RPM_PYTHON" @RPMCONFIGDIR@/python.prov.py)" || return 1
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
}
FindTclProvs()
{
[ -n "$FIND_TCL" -a -n "$LIST_TCL" ] || return 0
[ -x "$RPM_TCLSH" ] || return 0
local r
r="$(printf %s\\n "$LIST_TCL" |@RPMCONFIGDIR@/tcl.prov)" || return 1
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
}
dump_ld_config='@RPMCONFIGDIR@/dump_ld_config'
DEF_RPM_FINDPROV_LIB_PATH="$("$dump_ld_config" '' "$RPM_BUILD_ROOT" |tr -s '\n' :)"
DEF_RPM_FINDPROV_LIB_PATH="$DEF_RPM_FINDPROV_LIB_PATH:/$RPM_LIB:$RPM_LIBDIR:$("$dump_ld_config" |tr -s '\n' :)"
DEF_RPM_FINDPROV_LIB_PATH="$(printf %s "$DEF_RPM_FINDPROV_LIB_PATH" |sed -e 's/^:\+//; s/:\+$//')"
RPM_FINDPROV_LIB_PATH="$RPM_FINDPROV_LIB_PATH:$DEF_RPM_FINDPROV_LIB_PATH"
RPM_FINDPROV_LIB_PATH="$(printf %s "$RPM_FINDPROV_LIB_PATH" |sed -e 's/^:\+//; s/:\+$//')"
lookup_path()
{
local d dir path found=
dir="$1" && shift
path="$1" && shift
for d in $(printf %s "$path" |tr : ' '); do
[ "$d" = "$dir" ] || continue
found="$d"
break
done
[ -n "$found" ] && return 0 || return 1
}
# Note this works for both a.out and ELF executables.
FindLibProvs()
{
[ -n "$FIND_LIBS" ] || return 0
local braces dir dump f name suffix
f="$1"
dir="${fname%/*}"
[ -n "$dir" ] || return 0
name="${fname##*/}"
[ -n "$name" ] || return 0
[ "$dir" = "/$RPM_LIB/security" ] || lookup_path "$dir" "$RPM_FINDPROV_LIB_PATH" || return 0
if dump="$(objdump -p "$f")"; then
if [ "$dir" = "/$RPM_LIB/security" ]; then
printf 'PAM(%s)\n' "$name"
return 0
fi
local soname
soname="$(printf %s\\n "$dump" |sed -ne 's/^[[:space:]]*SONAME[[:space:]]\+\([^[:space:]]\+\)[[:space:]]*$/\1/p')" || return 1
suffix="$(printf %s\\n "$dump" |sed -ne 's/^.*file format \(elf64\).*$/(64bit)/p')" || return 1
[ -z "$suffix" ] && braces= || braces='()'
if [ -n "$soname" ]; then
while :; do
# For libraries with soname, ignore all but files named as soname.
[ "$soname" = "$name" ] || break
# Treat symlinks specially.
if [ -L "$f" ]; then
local real realpath realdir
realpath=$(readlink -fv "$f") || break
real="${realpath#$real_buildroot}"
# Ignore symlinks leading out of buildroot.
[ "$real" != "$realpath" ] || break
realdir="${real%/*}"
# Ignore symlinks to shorter locations.
[ "${#dir}" -le "${#realdir}" ] || break
fi
# Check for non-default path.
local nondefdir=
lookup_path "$dir" "$DEF_RPM_FINDPROV_LIB_PATH" || nondefdir="$dir"
# Output soname.
if [ -z "$nondefdir" ]; then
printf '%s\n' "$soname$braces$suffix"
else
printf '%s/%s\n' "$nondefdir" "$soname$braces$suffix"
fi
# Output version definitions.
printf %s\\n "$dump" | awk "-vsoname=$soname" "-vnondefdir=$nondefdir" "-vsuffix=$suffix" '
BEGIN {start=0;}
/^Version definitions:$/ {start=1;}
/^[0-9]/ && (start==1) && ($4!="") && ($4!=soname) {
if (nondefdir=="")
printf("%s(%s)%s\n",soname,$4,suffix)
else
printf("%s/%s(%s)%s\n",nondefdir,soname,$4,suffix)
}
/^$/ {start=0;}
' || return 1
break
done
else
# Ignore symlinks for libraries without soname.
[ -L "$f" ] || printf %s\\n "${f##*/}$braces$suffix"
fi
fi
}
: ${RPM_FINDPROV_TOPDIR:=}
: ${RPM_FINDPROV_SKIPLIST:=}
while IFS= read -r f; do
fname="${f#$RPM_BUILD_ROOT}"
fname="${fname#.}"
if [ -n "$RPM_FINDPROV_TOPDIR" ] && [ -z "${fname%%$RPM_FINDPROV_TOPDIR/*}" ]; then
continue;
fi
if [ -n "$RPM_FINDPROV_SKIPLIST" ]; then
for skip in $RPM_FINDPROV_SKIPLIST; do
if [ -z "${fname##$skip}" ]; then
continue 2
fi
done
fi
# Find out file type (dereference symlinks).
if t="$(file -bL "$f")"; then
if [ -z "${fname##/usr/share/pkgconfig/*.pc}" -o -z "${fname##$RPM_LIBDIR/pkgconfig/*.pc}" ]; then
[ -n "$FIND_PKGCONFIG" ] || continue
r="$(@RPMCONFIGDIR@/pkgconfig.prov "$f")"
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
elif [ -z "${t##* text*}" ]; then
ListScriptProvs "$f" "$t"
elif [ -z "${t##*ELF* shared object*}" ]; then
r="$(FindLibProvs "$f")"
[ -z "$FOUND_PROVS" ] && FOUND_PROVS="$r" || FOUND_PROVS="$FOUND_PROVS
$r"
[ -z "$LIST_PYTHON" ] && LIST_PYTHON="$f" || LIST_PYTHON="$LIST_PYTHON
$f"
elif [ "${f##*/}" = '__init__.py' ]; then
# Zero-length python init files have major sense.
[ -z "$LIST_PYTHON" ] && LIST_PYTHON="$f" || LIST_PYTHON="$LIST_PYTHON
$f"
fi
else
Info "$f: file type not available"
fi
done
# Find provides in listed perl scripts, if any
FindPerlProvs
# Find provides in listed python scripts and shared libraries, if any
FindPythonProvs
# Find provides in listed tcl index files, if any
FindTclProvs
# Finally sort and print them.
printf %s "$FOUND_PROVS" |LC_COLLATE=C sort -u