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Move {read,write}_all functions to a dedicated header

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Since these functions are used in both catgets/gencat.c and
malloc/memusage{,stat}.c, it make sense to move them into a dedicated
header where they can be inlined.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
This commit is contained in:
Frédéric Bérat
2023-06-02 17:28:12 +02:00
committed by Siddhesh Poyarekar
parent f6a532fbd0
commit 200ae471b6
4 changed files with 69 additions and 81 deletions
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22
malloc/memusage.c
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@ -30,6 +30,7 @@
#include <sys/mman.h>
#include <sys/time.h>
#include <unistd.h>
#include <unistd_ext.h>
#include <hp-timing.h>
#include <machine-sp.h>
@ -145,27 +146,6 @@ peak_atomic_max (_Atomic size_t *peak, size_t val)
while (! atomic_compare_exchange_weak (peak, &v, val));
}
static void
write_all (int fd, const void *buffer, size_t length)
{
const char *p = buffer;
const char *end = p + length;
while (p < end)
{
ssize_t ret = write (fd, p, end - p);
if (ret < 0)
error (EXIT_FAILURE, errno,
gettext ("write of %zu bytes failed after %td: %m"),
length, p - (const char *) buffer);
if (ret == 0)
error (EXIT_FAILURE, 0,
gettext ("write returned 0 after writing %td bytes of %zu"),
p - (const char *) buffer, length);
p += ret;
}
}
/* Update the global data after a successful function call. */
static void
update_data (struct header *result, size_t len, size_t old_len)