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src/lxc/log.h: fix STRERROR_R_CHAR_P

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STRERROR_R_CHAR_P is always defined to 0 or 1 depending on the value of
have_func_strerror_r_char_p in meson.build so replace #ifdef by #if to
avoid a redefinition build failure if char *strerror_r is not defined

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
This commit is contained in:
Fabrice Fontaine 2022-07-14 12:31:21 +02:00
parent b96e9ae47a
commit 8ee8879083
1 changed files with 2 additions and 2 deletions
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4
src/lxc/log.h
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@ -304,13 +304,13 @@ __lxc_unused static inline void LXC_##LEVEL(struct lxc_log_locinfo* locinfo, \
* Helper macro to define errno string. * Helper macro to define errno string.
*/ */
#if HAVE_STRERROR_R #if HAVE_STRERROR_R
#ifdef STRERROR_R_CHAR_P #if STRERROR_R_CHAR_P
char *strerror_r(int errnum, char *buf, size_t buflen); char *strerror_r(int errnum, char *buf, size_t buflen);
#else #else
int strerror_r(int errnum, char *buf, size_t buflen); int strerror_r(int errnum, char *buf, size_t buflen);
#endif #endif
#ifdef STRERROR_R_CHAR_P #if STRERROR_R_CHAR_P
#define lxc_log_strerror_r \ #define lxc_log_strerror_r \
char errno_buf[PATH_MAX / 2] = {"Failed to get errno string"}; \ char errno_buf[PATH_MAX / 2] = {"Failed to get errno string"}; \
char *ptr = NULL; \ char *ptr = NULL; \