From 781a1758a4ef01a2a06d870e384d0f5be5cf09fa Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Tue, 2 Jun 2009 19:08:28 +0000 Subject: collect2.c (target_system_root): New variable. gcc/ * collect2.c (target_system_root): New variable. (main): Handle --sysroot=. (ignore_library): Strip the sysroot from the library path. From-SVN: r148097 --- gcc/collect2.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'gcc/collect2.c') diff --git a/gcc/collect2.c b/gcc/collect2.c index 660664d..9848b90 100644 --- a/gcc/collect2.c +++ b/gcc/collect2.c @@ -217,6 +217,14 @@ static char *response_file; /* Name of any current response file */ struct obstack temporary_obstack; char * temporary_firstobj; +/* A string that must be prepended to a target OS path in order to find + it on the host system. */ +#ifdef TARGET_SYSTEM_ROOT +static const char *target_system_root = TARGET_SYSTEM_ROOT; +#else +static const char *target_system_root = ""; +#endif + /* Structure to hold all the directories in which to search for files to execute. */ @@ -1224,6 +1232,8 @@ main (int argc, char **argv) ld1--; ld2--; } + else if (strncmp (arg, "--sysroot=", 10) == 0) + target_system_root = arg + 10; break; } } @@ -2454,7 +2464,15 @@ static int ignore_library (const char *name) { const char *const *p; + size_t length; + if (target_system_root[0] != '\0') + { + length = strlen (target_system_root); + if (strncmp (name, target_system_root, length) != 0) + return 0; + name += length; + } for (p = &aix_std_libs[0]; *p != NULL; ++p) if (strcmp (name, *p) == 0) return 1; -- cgit v1.1