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linux-user: Make target_strerror() return 'const char *'

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Make target_strerror() return 'const char *' rather than just 'char *';
this will allow us to return constant strings from it for some special
cases.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Peter Maydell 2016-06-06 19:58:18 +01:00 • committed by Riku Voipio
parent 8efb2ed5ec
commit 7dcdaeafe0
3 changed files with 4 additions and 4 deletions
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2
linux-user/syscall.c
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@ -630,7 +630,7 @@ static inline int is_error(abi_long ret)
return (abi_ulong)ret >= (abi_ulong)(-4096);
}
char *target_strerror(int err)
const char *target_strerror(int err)
{
if ((err >= ERRNO_TABLE_SIZE) || (err < 0)) {
return NULL;