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memdebug: drop dynamic allocation from curl_dbg_log()

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Closes #16745
This commit is contained in:
Viktor Szakats 2025-03-16 19:45:58 +01:00
parent 554e4c14be
commit 7991b5a85e
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GPG Key ID: B5ABD165E2AEF201
1 changed files with 4 additions and 12 deletions
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16
lib/memdebug.c
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@ -433,33 +433,25 @@ int curl_dbg_fclose(FILE *file, int line, const char *source)
return res;
}
#define LOGLINE_BUFSIZE 1024
/* this does the writing to the memory tracking log file */
void curl_dbg_log(const char *format, ...)
{
char *buf;
char buf[1024];
int nchars;
va_list ap;
if(!curl_dbg_logfile)
return;
buf = (Curl_cmalloc)(LOGLINE_BUFSIZE);
if(!buf)
return;
va_start(ap, format);
nchars = mvsnprintf(buf, LOGLINE_BUFSIZE, format, ap);
nchars = mvsnprintf(buf, sizeof(buf), format, ap);
va_end(ap);
if(nchars > LOGLINE_BUFSIZE - 1)
nchars = LOGLINE_BUFSIZE - 1;
if(nchars > (int)sizeof(buf) - 1)
nchars = (int)sizeof(buf) - 1;
if(nchars > 0)
fwrite(buf, 1, (size_t)nchars, curl_dbg_logfile);
(Curl_cfree)(buf);
}
#endif /* CURLDEBUG */