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winegcc: Fix cross linking on multiarch platforms. 

If e.g. the 64bit libdir was set to /foo/lib/x86_64-linux-gnu/bar, winegcc
will now look for the 32bit libdir at /foo/lib/i386-linux-gnu/bar.

Signed-off-by: Andre Heider <a.heider@gmail.com>
Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
oldstable
Andre Heider 2018-11-21 13:33:52 +01:00 committed by Alexandre Julliard
parent 9ac9e4b955
commit 2dfff7e63c
1 changed files with 33 additions and 11 deletions
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44
tools/winegcc/winegcc.c
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@ -444,15 +444,35 @@ static int check_platform( struct options *opts, const char *file )
return ret;
}
static const char *get_multiarch_dir( enum target_cpu cpu )
{
switch(cpu)
{
case CPU_x86: return "/i386-linux-gnu";
case CPU_x86_64: return "/x86_64-linux-gnu";
case CPU_ARM: return "/arm-linux-gnueabi";
case CPU_ARM64: return "/aarch64-linux-gnu";
case CPU_POWERPC: return "/powerpc-linux-gnu";
default:
assert(0);
return NULL;
}
}
static char *get_lib_dir( struct options *opts )
{
static const char *stdlibpath[] = { LIBDIR, "/usr/lib", "/usr/local/lib", "/lib" };
static const char libwine[] = "/libwine.so";
const char *bit_suffix, *other_bit_suffix;
const char *bit_suffix, *other_bit_suffix, *build_multiarch, *target_multiarch;
unsigned int i;
size_t build_len, target_len;
bit_suffix = opts->target_cpu == CPU_x86_64 || opts->target_cpu == CPU_ARM64 ? "64" : "32";
other_bit_suffix = opts->target_cpu == CPU_x86_64 || opts->target_cpu == CPU_ARM64 ? "32" : "64";
build_multiarch = get_multiarch_dir( build_cpu );
target_multiarch = get_multiarch_dir( opts->target_cpu );
build_len = strlen( build_multiarch );
target_len = strlen( target_multiarch );
for (i = 0; i < sizeof(stdlibpath)/sizeof(stdlibpath[0]); i++)
{
@ -471,16 +491,7 @@ static char *get_lib_dir( struct options *opts )
strcpy( p, bit_suffix );
strcat( p, libwine );
if (check_platform( opts, buffer )) goto found;
switch(opts->target_cpu)
{
case CPU_x86: strcpy( p, "/i386-linux-gnu" ); break;
case CPU_x86_64: strcpy( p, "/x86_64-linux-gnu" ); break;
case CPU_ARM: strcpy( p, "/arm-linux-gnueabi" ); break;
case CPU_ARM64: strcpy( p, "/aarch64-linux-gnu" ); break;
case CPU_POWERPC: strcpy( p, "/powerpc-linux-gnu" ); break;
default:
assert(0);
}
strcpy( p, target_multiarch );
strcat( p, libwine );
if (check_platform( opts, buffer )) goto found;
@ -495,6 +506,17 @@ static char *get_lib_dir( struct options *opts )
p--;
while (p > buffer && *p != '/') p--;
if (*p != '/') break;
/* try s/$build_cpu/$target_cpu/ on multiarch */
if (build_cpu != opts->target_cpu && !memcmp( p, build_multiarch, build_len ) && p[build_len] == '/')
{
memmove( p + target_len, p + build_len, strlen( p + build_len ) + 1 );
memcpy( p, target_multiarch, target_len );
if (check_platform( opts, buffer )) goto found;
memmove( p + build_len, p + target_len, strlen( p + target_len ) + 1 );
memcpy( p, build_multiarch, build_len );
}
if (memcmp( p + 1, "lib", 3 )) continue;
if (p[4] == '/')
{