Tue Apr 28 13:26:37 2015 UTC ()
Add note about transform rules for HP-UX and Tru64 linkers.


(tnn)
diff -r1.2 -r1.3 pkgsrc/pkgtools/cwrappers/files/doc/unimplemented.txt
cvs diff -r1.2 -r1.3 pkgsrc/pkgtools/cwrappers/files/doc/unimplemented.txt (switch to unified diff)

--- pkgsrc/pkgtools/cwrappers/files/doc/unimplemented.txt 2014/12/30 15:13:20 1.2
+++ pkgsrc/pkgtools/cwrappers/files/doc/unimplemented.txt 2015/04/28 13:26:37 1.3
@@ -1,42 +1,51 @@ @@ -1,42 +1,51 @@
1Mode detection: 1Mode detection:
2 2
3-E preprocess-only 3-E preprocess-only
4-S assembly-only 4-S assembly-only
5-c compile-only 5-c compile-only
6 6
7--> Consider to drop the various linker options 7--> Consider to drop the various linker options
8 8
9Cleanup: 9Cleanup:
10 10
11- Remove redundant -D options. Should keep -U in mind. 11- Remove redundant -D options. Should keep -U in mind.
12 12
13Library path resorting: 13Library path resorting:
14 14
15- Reorder -l to be after all -L options, duplicate -Wl,-dynamic / -Wl,-static 15- Reorder -l to be after all -L options, duplicate -Wl,-dynamic / -Wl,-static
16 options in the library list. Should this also take -Wl,-rpath-link into 16 options in the library list. Should this also take -Wl,-rpath-link into
17 account? 17 account?
18 18
19Scan: 19Scan:
20 20
21- Append extra_args only if -v is not used 21- Append extra_args only if -v is not used
22 22
23Scan for ld: 23Scan for ld:
24 24
25- Strip -Wl, 25- Strip -Wl,
26- Silently drop -pthread 26- Silently drop -pthread
27 27
28Platform specific processing: 28Platform specific processing:
29 29
30- All platforms but Darwin have _USE_RPATH=yes. Shouldn't Darwin just 30- All platforms but Darwin have _USE_RPATH=yes. Shouldn't Darwin just
31 filter out the rpath rules in a platform specific transformation phase? 31 filter out the rpath rules in a platform specific transformation phase?
32 32
33Transform: 33Transform:
34 34
35- opt:foo:bar: Replace all options matching foo with bar. foo might be 35- opt:foo:bar: Replace all options matching foo with bar. foo might be
36 fnmatch expression. Earlier than other transformations. If bar is empty, 36 fnmatch expression. Earlier than other transformations. If bar is empty,
37 option is dropped. 37 option is dropped.
38 38
39Libtool: 39Libtool:
40 40
41- Drop -L, -l, -Wl,* if not in link mode 41- Drop -L, -l, -Wl,* if not in link mode
42 -> see first point 42 -> see first point
 43
 44rpath aggregation:
 45
 46- OSF1 and HP-UX ld(1) do not support multiple -rpath or +b. Any such instances
 47 need to be transformed to a colon-separated list. Example:
 48
 49 -Wl,-rpath -Wl,/dir1 -Wl,-rpath -Wl,/dir2 --> -Wl,+b -Wl,/dir1:/dir2
 50
 51 See cmd-sink-{hpux,osf1}-{ld,cc} in classic wrappers for more information.