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linux-user: identify running binary in /proc/self/exe

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Some applications like to test /proc/self/exe to find
out who they are. Fake the result of readlink() for
them. Use realpath() to return full path to binary
(which the links /proc/self/exe are)

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6485 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-01-30 20:09:01 +00:00
parent 04a6dfebb6
commit d088d664f2
3 changed files with 16 additions and 3 deletions
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3
linux-user/main.c
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@ -37,6 +37,8 @@
#define DEBUG_LOGFILE "/tmp/qemu.log"
char *exec_path;
static const char *interp_prefix = CONFIG_QEMU_PREFIX;
const char *qemu_uname_release = CONFIG_UNAME_RELEASE;
@ -2341,6 +2343,7 @@ int main(int argc, char **argv, char **envp)
if (optind >= argc)
usage();
filename = argv[optind];
exec_path = argv[optind];
/* Zero out regs */
memset(regs, 0, sizeof(struct target_pt_regs));