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include: Fix building if we do not have asm volatile.

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Andreas Schneider
2014-01-08 10:52:29 +01:00
parent 6fe51b13fb
commit 4b3363ecf2
1 changed files with 2 additions and 1 deletions
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3
include/libssh/priv.h
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@@ -267,6 +267,7 @@ int match_hostname(const char *host, const char *pattern, unsigned int len);
memset((x), '\0', (size)); __asm__ volatile("" : : "r"(&(x)) : "memory"); \ memset((x), '\0', (size)); __asm__ volatile("" : : "r"(&(x)) : "memory"); \
} while(0) } while(0)
#else /* HAVE_GCC_VOLATILE_MEMORY_PROTECTION */ #else /* HAVE_GCC_VOLATILE_MEMORY_PROTECTION */
#warning "We do not have asn volatile memory protection"
/** Overwrite a string with '\0' */ /** Overwrite a string with '\0' */
# define BURN_STRING(x) do { \ # define BURN_STRING(x) do { \
if ((x) != NULL) memset((x), '\0', strlen((x))); \ if ((x) != NULL) memset((x), '\0', strlen((x))); \
@@ -275,7 +276,7 @@ int match_hostname(const char *host, const char *pattern, unsigned int len);
/** Overwrite the buffer with '\0' */ /** Overwrite the buffer with '\0' */
# define BURN_BUFFER(x, size) do { \ # define BURN_BUFFER(x, size) do { \
if ((x) != NULL) \ if ((x) != NULL) \
memset((x), '\0', (size)); __asm__ volatile("" : : "r"(&(x)) : "memory"); \ memset((x), '\0', (size)); \
} while(0) } while(0)
#endif /* HAVE_GCC_VOLATILE_MEMORY_PROTECTION */ #endif /* HAVE_GCC_VOLATILE_MEMORY_PROTECTION */