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| author | Alan Modra <amodra@gmail.com> | 2018-10-29 18:09:39 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2018-10-29 18:21:05 +1030 |
| commit | 55d5520ae35a2b0ce788bd6d43dd619043e887f7 (patch) | |
| tree | 0314724392e129e42a5fb3ea0fdb19182080555b | |
| parent | 8d1015a887c18c363d9bd707b13348daf4e5f556 (diff) | |
| download | gdb-55d5520ae35a2b0ce788bd6d43dd619043e887f7.zip gdb-55d5520ae35a2b0ce788bd6d43dd619043e887f7.tar.gz gdb-55d5520ae35a2b0ce788bd6d43dd619043e887f7.tar.bz2 | |
Simplify --sysroot=/
Prepending '/' to absolute paths doesn't gain us much, and results in
the current implementation of --trace emitting silly path-in-sysroot
output, eg.
/lib/ld-linux-x86-64.so.2 (//lib/ld-linux-x86-64.so.2)
* ldmain.c (get_sysroot): Return "" for "--sysroot=/".
| -rw-r--r-- | ld/ChangeLog | 4 | ||||
| -rw-r--r-- | ld/ldmain.c | 22 |
2 files changed, 17 insertions, 9 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index 4dfd2e8..d2700bc 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,5 +1,9 @@ 2018-10-29 Alan Modra <amodra@gmail.com> + * ldmain.c (get_sysroot): Return "" for "--sysroot=/". + +2018-10-29 Alan Modra <amodra@gmail.com> + * Makefile.am (ei386beos.c, ei386go32.c): Correct dependencies. * Makefile.in: Regenerate. * scripttempl/elf.sc (.note.gnu.build-id, .eh_frame_hdr): Set diff --git a/ld/ldmain.c b/ld/ldmain.c index 4641920..6f3ce6f 100644 --- a/ld/ldmain.c +++ b/ld/ldmain.c @@ -584,21 +584,25 @@ static const char * get_sysroot (int argc, char **argv) { int i; - const char *path; + const char *path = NULL; for (i = 1; i < argc; i++) if (CONST_STRNEQ (argv[i], "--sysroot=")) - return argv[i] + strlen ("--sysroot="); + path = argv[i] + strlen ("--sysroot="); - path = get_relative_sysroot (BINDIR); - if (path) - return path; + if (!path) + path = get_relative_sysroot (BINDIR); - path = get_relative_sysroot (TOOLBINDIR); - if (path) - return path; + if (!path) + path = get_relative_sysroot (TOOLBINDIR); + + if (!path) + path = TARGET_SYSTEM_ROOT; + + if (IS_DIR_SEPARATOR (*path) && path[1] == 0) + path = ""; - return TARGET_SYSTEM_ROOT; + return path; } /* We need to find any explicitly given emulation in order to initialize the |