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shared: add nm_strdup_maybe_a() helper macro

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Thomas Haller 2021-01-14 17:37:07 +01:00
parent a1d9a79228
commit e884ef39ed
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1 changed files with 10 additions and 0 deletions
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10
shared/nm-glib-aux/nm-macros-internal.h
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@ -1612,6 +1612,16 @@ _nm_strndup_a_step(char *s, const char *str, gsize len)
_nm_strndup_a_step(_s_snd, _str_snd, _len_snd); \
})
#define nm_strdup_maybe_a(alloca_maxlen, str, out_str_free) \
({ \
const char *const _str_snd = (str); \
\
(char *) nm_memdup_maybe_a(alloca_maxlen, \
_str_snd, \
_str_snd ? strlen(_str_snd) + 1u : 0u, \
out_str_free); \
})
/*****************************************************************************/
/* generic macro to convert an int to a (heap allocated) string.