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1 | (in-package :asdf) |
2 | |
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3 | (export 'load-dso) |
4 | |
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5 | (defun concatenate-strings (strings &optional delimiter) |
6 | (if (not (rest strings)) |
7 | (first strings) |
8 | (concatenate |
9 | 'string |
10 | (first strings) |
11 | (if delimiter (string delimiter) "") |
12 | (concatenate-strings (rest strings) delimiter)))) |
13 | |
14 | ;;; The following code is more or less copied frm sb-bsd-sockets.asd, |
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15 | ;;; but extended to allow flags to be set in a general way |
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16 | |
17 | (defclass unix-dso (module) ()) |
18 | (defun unix-name (pathname) |
19 | (namestring |
20 | (typecase pathname |
21 | (logical-pathname (translate-logical-pathname pathname)) |
22 | (t pathname)))) |
23 | |
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24 | (defmethod input-files ((operation compile-op) (dso unix-dso)) |
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25 | (mapcar #'component-pathname (module-components dso))) |
26 | |
27 | (defmethod output-files ((operation compile-op) (dso unix-dso)) |
28 | (let ((dir (component-pathname dso))) |
29 | (list |
30 | (make-pathname :type "so" |
31 | :name (car (last (pathname-directory dir))) |
32 | :directory (butlast (pathname-directory dir)) |
33 | :defaults dir)))) |
34 | |
35 | |
36 | (defmethod perform :after ((operation compile-op) (dso unix-dso)) |
37 | (let ((dso-name (unix-name (car (output-files operation dso))))) |
38 | (unless (zerop |
39 | (run-shell-command |
40 | "gcc ~A -o ~S ~{~S ~}" |
41 | (concatenate 'string |
42 | ;; (sb-ext:posix-getenv "EXTRA_LDFLAGS") |
43 | ;; " " |
44 | #+sunos "-shared -lresolv -lsocket -lnsl" |
45 | #+darwin "-bundle" |
46 | #-(or darwin sunos) "-shared") |
47 | dso-name |
48 | (mapcar #'unix-name |
49 | (mapcan (lambda (c) |
50 | (output-files operation c)) |
51 | (module-components dso))))) |
52 | (error 'operation-error :operation operation :component dso)))) |
53 | |
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54 | #+clisp |
55 | (defvar *loaded-libraries* ()) |
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56 | |
57 | (defun load-dso (filename) |
58 | #+sbcl(sb-alien:load-shared-object filename) |
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59 | #+cmu(ext:load-foreign filename) |
60 | #+clisp |
61 | (unless (find filename *loaded-libraries* :test #'equal) |
62 | (ffi::foreign-library (namestring filename)) |
63 | (push filename *loaded-libraries*))) |
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64 | |
65 | |
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66 | (defmethod perform ((o load-op) (c unix-dso)) |
67 | (let ((co (make-instance 'compile-op))) |
68 | (let ((filename (car (output-files co c)))) |
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69 | (load-dso filename)))) |
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70 | |
71 | |
72 | |
73 | (defclass c-source-file (source-file) |
74 | ((cflags :initform nil :initarg :cflags) |
75 | (optimization :initform 2 :initarg :optimization) |
76 | (definitions :initform nil :initarg :definitions) |
77 | (include-paths :initform nil :initarg :include-paths))) |
78 | |
79 | |
80 | (defmethod output-files ((op compile-op) (c c-source-file)) |
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81 | (list (make-pathname :type "o" :defaults (component-pathname c)))) |
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82 | |
83 | |
84 | (defmethod perform ((op compile-op) (c c-source-file)) |
85 | (unless |
86 | (= 0 (run-shell-command "gcc ~A -o ~S -c ~S" |
87 | (concatenate-strings |
88 | (append |
89 | (list "-fPIC") |
90 | (when (slot-value c 'optimization) |
91 | (list (format nil "-O~A" (slot-value c 'optimization)))) |
92 | (loop |
93 | for symbol in (slot-value c 'definitions) |
94 | collect (format nil "-D~A" symbol)) |
95 | (loop |
96 | for path in (slot-value c 'include-paths) |
97 | collect (format nil "-I~A" path)) |
98 | (slot-value c 'cflags)) |
99 | #\sp) |
100 | (unix-name (car (output-files op c))) |
101 | (unix-name (component-pathname c)))) |
102 | (error 'operation-error :operation op :component c))) |
103 | |
104 | |
105 | (defmethod perform ((operation load-op) (c c-source-file)) |
106 | t) |
107 | |
108 | |
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109 | ;;; Shared libraries |
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110 | |
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111 | (defclass library (component) |
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112 | ((libdir :initarg :libdir))) |
113 | |
114 | |
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115 | (defun split-path (path) |
116 | (labels ((split (path) |
117 | (unless (zerop (length path)) |
118 | (let ((slash (position #\/ path))) |
119 | (if slash |
120 | (cons (subseq path 0 slash) (split (subseq path (1+ slash)))) |
121 | (list path)))))) |
122 | (if (and (not (zerop (length path))) (char= (char path 0) #\/)) |
123 | (cons :absolute (split (subseq path 1))) |
124 | (cons :relative (split path))))) |
125 | |
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126 | |
127 | (defmethod component-pathname ((lib library)) |
128 | (make-pathname :type "so" |
129 | :name (component-name lib) |
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130 | :directory (split-path (slot-value lib 'libdir)))) |
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131 | |
132 | (defmethod perform ((o load-op) (c library)) |
133 | (load-dso (component-pathname c))) |
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134 | |
135 | (defmethod perform ((operation operation) (c library)) |
136 | nil) |
137 | |
138 | (defmethod operation-done-p ((o load-op) (c library)) |
139 | #+sbcl(find (sb-ext::unix-namestring (component-pathname c)) sb-alien::*shared-objects* :key #'sb-alien::shared-object-file :test #'equal) |
140 | #+cmu(rassoc (unix::unix-namestring (component-pathname c)) |
141 | system::*global-table* |
142 | :key #'(lambda (pathname) |
143 | (when pathname (unix::unix-namestring pathname))) |
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144 | :test #'equal) |
145 | #+clisp(find (component-pathname c) *loaded-libraries* :test #'equal)) |
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146 | |
147 | (defmethod operation-done-p ((o operation) (c library)) |
148 | t) |