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* ltmain.sh (func_normal_abspath): New function.
(func_relative_path): Likewise. (func_mode_help): Document new -bindir option for link mode. (func_mode_link): Add new -bindir option, and use it to place output DLL if specified.
This commit is contained in:
Dave Korn
parent
94be91de01
commit
a69e7d0a1e
@ -1,3 +1,11 @@
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2009-08-31 Dave Korn <dave.korn.cygwin@gmail.com>
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* ltmain.sh (func_normal_abspath): New function.
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(func_relative_path): Likewise.
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(func_mode_help): Document new -bindir option for link mode.
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(func_mode_link): Add new -bindir option, and use it to place
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output DLL if specified.
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2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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* configure.ac (AC_PREREQ): Bump to 2.64.
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178
ltmain.sh
178
ltmain.sh
@ -170,6 +170,151 @@ func_dirname_and_basename ()
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# Generated shell functions inserted here.
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# These SED scripts presuppose an absolute path with a trailing slash.
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pathcar="s,^/\([^/]*\).*$,\1,"
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pathcdr="s,^/[^/]*,,"
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removedotparts="s@/\(\./\)\{1,\}@/@g;s,/\.$,/,"
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collapseslashes="s@/\{1,\}@/@g"
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finalslash="s,/*$,/,"
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# func_normal_abspath PATH
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# Remove doubled-up and trailing slashes, "." path components,
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# and cancel out any ".." path components in PATH after making
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# it an absolute path.
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# value returned in "$func_normal_abspath_result"
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func_normal_abspath ()
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{
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# Start from root dir and reassemble the path.
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func_normal_abspath_result=
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func_normal_abspath_tpath=$1
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func_normal_abspath_altnamespace=
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case $func_normal_abspath_tpath in
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"")
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# Empty path, that just means $cwd.
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func_stripname '' '/' "`pwd`"
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func_normal_abspath_result=$func_stripname_result
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return
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;;
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# The next three entries are used to spot a run of precisely
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# two leading slashes without using negated character classes;
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# we take advantage of case's first-match behaviour.
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///*)
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# Unusual form of absolute path, do nothing.
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;;
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//*)
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# Not necessarily an ordinary path; POSIX reserves leading '//'
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# and for example Cygwin uses it to access remote file shares
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# over CIFS/SMB, so we conserve a leading double slash if found.
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func_normal_abspath_altnamespace=/
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;;
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/*)
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# Absolute path, do nothing.
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;;
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*)
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# Relative path, prepend $cwd.
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func_normal_abspath_tpath=`pwd`/$func_normal_abspath_tpath
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;;
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esac
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# Cancel out all the simple stuff to save iterations. We also want
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# the path to end with a slash for ease of parsing, so make sure
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# there is one (and only one) here.
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func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \
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-e "$removedotparts" -e "$collapseslashes" -e "$finalslash"`
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while :; do
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# Processed it all yet?
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if test "$func_normal_abspath_tpath" = / ; then
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# If we ascended to the root using ".." the result may be empty now.
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if test -z "$func_normal_abspath_result" ; then
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func_normal_abspath_result=/
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fi
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break
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fi
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func_normal_abspath_tcomponent=`$ECHO "$func_normal_abspath_tpath" | $SED \
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-e "$pathcar"`
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func_normal_abspath_tpath=`$ECHO "$func_normal_abspath_tpath" | $SED \
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-e "$pathcdr"`
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# Figure out what to do with it
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case $func_normal_abspath_tcomponent in
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"")
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# Trailing empty path component, ignore it.
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;;
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..)
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# Parent dir; strip last assembled component from result.
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func_dirname "$func_normal_abspath_result"
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func_normal_abspath_result=$func_dirname_result
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;;
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*)
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# Actual path component, append it.
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func_normal_abspath_result=$func_normal_abspath_result/$func_normal_abspath_tcomponent
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;;
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esac
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done
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# Restore leading double-slash if one was found on entry.
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func_normal_abspath_result=$func_normal_abspath_altnamespace$func_normal_abspath_result
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}
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# func_relative_path SRCDIR DSTDIR
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# generates a relative path from SRCDIR to DSTDIR, with a trailing
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# slash if non-empty, suitable for immediately appending a filename
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# without needing to append a separator.
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# value returned in "$func_relative_path_result"
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func_relative_path ()
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{
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func_relative_path_result=
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func_normal_abspath "$1"
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func_relative_path_tlibdir=$func_normal_abspath_result
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func_normal_abspath "$2"
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func_relative_path_tbindir=$func_normal_abspath_result
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# Ascend the tree starting from libdir
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while :; do
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# check if we have found a prefix of bindir
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case $func_relative_path_tbindir in
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$func_relative_path_tlibdir)
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# found an exact match
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func_relative_path_tcancelled=
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break
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;;
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$func_relative_path_tlibdir*)
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# found a matching prefix
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func_stripname "$func_relative_path_tlibdir" '' "$func_relative_path_tbindir"
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func_relative_path_tcancelled=$func_stripname_result
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if test -z "$func_relative_path_result"; then
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func_relative_path_result=.
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fi
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break
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;;
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*)
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func_dirname $func_relative_path_tlibdir
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func_relative_path_tlibdir=${func_dirname_result}
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if test "x$func_relative_path_tlibdir" = x ; then
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# Have to descend all the way to the root!
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func_relative_path_result=../$func_relative_path_result
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func_relative_path_tcancelled=$func_relative_path_tbindir
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break
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fi
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func_relative_path_result=../$func_relative_path_result
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;;
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esac
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done
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# Now calculate path; take care to avoid doubling-up slashes.
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func_stripname '' '/' "$func_relative_path_result"
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func_relative_path_result=$func_stripname_result
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func_stripname '/' '/' "$func_relative_path_tcancelled"
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if test "x$func_stripname_result" != x ; then
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func_relative_path_result=${func_relative_path_result}/${func_stripname_result}
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fi
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# Normalisation. If bindir is libdir, return empty string,
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# else relative path ending with a slash; either way, target
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# file name can be directly appended.
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if test ! -z "$func_relative_path_result"; then
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func_stripname './' '' "$func_relative_path_result/"
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func_relative_path_result=$func_stripname_result
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fi
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}
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# Work around backward compatibility issue on IRIX 6.5. On IRIX 6.4+, sh
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# is ksh but when the shell is invoked as "sh" and the current value of
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# the _XPG environment variable is not equal to 1 (one), the special
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@ -1558,6 +1703,8 @@ The following components of LINK-COMMAND are treated specially:
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-all-static do not do any dynamic linking at all
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-avoid-version do not add a version suffix if possible
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-bindir BINDIR specify path to binaries directory (for systems where
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libraries must be found in the PATH setting at runtime)
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-dlopen FILE \`-dlpreopen' FILE if it cannot be dlopened at runtime
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-dlpreopen FILE link in FILE and add its symbols to lt_preloaded_symbols
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-export-dynamic allow symbols from OUTPUT-FILE to be resolved with dlsym(3)
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@ -4072,6 +4219,7 @@ func_mode_link ()
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new_inherited_linker_flags=
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avoid_version=no
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bindir=
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dlfiles=
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dlprefiles=
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dlself=no
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@ -4164,6 +4312,11 @@ func_mode_link ()
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esac
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case $prev in
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bindir)
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bindir="$arg"
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prev=
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continue
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;;
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dlfiles|dlprefiles)
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if test "$preload" = no; then
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# Add the symbol object into the linking commands.
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@ -4425,6 +4578,11 @@ func_mode_link ()
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continue
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;;
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-bindir)
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prev=bindir
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continue
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;;
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-dlopen)
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prev=dlfiles
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continue
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@ -8121,9 +8279,27 @@ EOF
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fi
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$RM $output
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# place dlname in correct position for cygwin
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# In fact, it would be nice if we could use this code for all target
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# systems that can't hard-code library paths into their executables
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# and that have no shared library path variable independent of PATH,
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# but it turns out we can't easily determine that from inspecting
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# libtool variables, so we have to hard-code the OSs to which it
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# applies here; at the moment, that means platforms that use the PE
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# object format with DLL files. See the long comment at the top of
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# tests/bindir.at for full details.
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tdlname=$dlname
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case $host,$output,$installed,$module,$dlname in
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*cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll) tdlname=../bin/$dlname ;;
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*cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll)
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# If a -bindir argument was supplied, place the dll there.
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if test "x$bindir" != x ;
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then
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func_relative_path "$install_libdir" "$bindir"
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tdlname=$func_relative_path_result$dlname
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else
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# Otherwise fall back on heuristic.
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tdlname=../bin/$dlname
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fi
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;;
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esac
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$ECHO > $output "\
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# $outputname - a libtool library file
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