source: BLFS/blfs-parser.sh@ b33a57b

experimental
Last change on this file since b33a57b was cace333e, checked in by George Boudreau <georgeb@…>, 18 years ago

Early work on makefile generation.. DO NOT run the makefile yet

  • Property mode set to 100755
File size: 3.0 KB
Line 
1#!/bin/bash
2#
3# $Id$
4#
5set -e
6declare TARGET
7declare DEP_LEVEL
8declare PKGXML
9declare BLFS_XML
10declare VERBOSITY=1
11
12# Grab and name the command line options
13 optTARGET=$1
14optDEPENDENCY=$2
15
16
17#---------------------
18# Constants
19source libs/constants.inc
20[[ $? > 0 ]] && echo -e "\n\tERROR: constants.inc did not load..\n" && exit
21
22#---------------------
23# Configuration file for alternatives
24source alternatives.conf
25[[ $? > 0 ]] && echo -e "\n\tERROR: alternatives.conf did not load..\n" && exit
26
27#---------------------
28# Dependencies module
29source libs/func_dependencies
30[[ $? > 0 ]] && echo -e "\n\tERROR: func_dependencies did not load..\n" && exit
31
32#---------------------
33# parser module
34source libs/func_parser
35[[ $? > 0 ]] && echo -e "\n\tERROR: func_parser did not load..\n" && exit
36
37#---------------------
38# Makefile module
39source libs/func_makefile
40[[ $? > 0 ]] && echo -e "\n\tERROR: func_makefile did not load..\n" && exit
41
42
43
44#-------------------------#
45validate_target() { # ID of target package (as listed in packages file)
46#-------------------------#
47: <<inline_doc
48 function: Validate the TARGET parameter.
49 input vars: $1, package/target to validate
50 externals: file: packages
51 modifies: TARGET
52 returns: nothing
53 output: nothing
54 on error: exit
55 on success: modifies TARGET
56inline_doc
57
58 if [[ -z "$1" ]] ; then
59 echo -e "\n\tYou must to provide a package ID."
60 echo -e "\tSee packages file for a list of available targets.\n"
61 exit 1
62 fi
63
64 if ! grep "^$1[[:space:]]" packages > /dev/null ; then
65 echo -e "\n\t$1 is not a valid package ID."
66 echo -e "\tSee packages file for a list of available targets.\n"
67 exit 1
68 fi
69
70 TARGET=$1
71 echo -e "\n\tUsing $TARGET as the target package."
72}
73
74#-------------------------#
75validate_dependency() { # Dependencies level 1(required)/2(1 + recommended)/3(2+ optional)
76#-------------------------#
77: <<inline_doc
78 function: Validate the dependency level requested.
79 input vars: $1, requested dependency level
80 externals: vars: TARGET
81 modifies: vars: DEP_LEVEL
82 returns: nothing
83 output: nothing
84 on error: nothing
85 on success: modifies DEP_LEVEL, default value = 2
86inline_doc
87
88 if [[ -z "$1" ]] ; then
89 DEP_LEVEL=2
90 echo -e "\n\tNo dependencies level has been defined."
91 echo -e "\tAssuming level $DEP_LEVEL (Required plus Recommended).\n"
92 return
93 fi
94
95 case $1 in
96 1 | 2 | 3 )
97 DEP_LEVEL=$1
98 echo -e "\n\tUsing $DEP_LEVEL as dependencies level.\n"
99 ;;
100 * )
101 DEP_LEVEL=2
102 echo -e "\n\t$1 is not a valid dependencies level."
103 echo -e "\tAssuming level $DEP_LEVEL (Required plus Recommended).\n"
104 ;;
105 esac
106}
107
108
109
110
111
112#------- MAIN --------
113if [[ ! -f packages ]] ; then
114 echo -e "\tNo packages file has been found.\n"
115 echo -e "\tExecution aborted.\n"
116 exit 1
117fi
118
119validate_target "${optTARGET}"
120validate_dependency "${optDEPENDENCY}"
121generate_dependency_tree
122generate_TARGET_xml
123generate_target_book
124create_build_scripts
125generate_Makefile
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