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| strdupa(3) | Library Functions Manual | strdupa(3) |
NAME¶
strdupa - string duplicate using-alloca
LIBRARY¶
Standard C library (libc, -lc)
SYNOPSIS¶
#define _GNU_SOURCE /* See feature_test_macros(7) */ #include <string.h>
char *strdupa(const char *s);
DESCRIPTION¶
strdupa() is similar to strdup(3), but uses alloca(3) to allocate the buffer.
It is equivalent to
strcpy(alloca(strlen(s) + 1), s)
RETURN VALUE¶
On success, this macro returns a pointer to the duplicated string.
ATTRIBUTES¶
For an explanation of the terms used in this section, see attributes(7).
| Interface | Attribute | Value |
| strdupa () | Thread safety | MT-Safe |
STANDARDS¶
GNU.
HISTORY¶
GNU.
CAVEATS¶
See alloca(3).
SEE ALSO¶
| 2026-08-10 | Linux man-pages (unreleased) |