From owner-svn-src-head@freebsd.org Thu Jan 17 22:00:03 2019 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7083A14A8C74; Thu, 17 Jan 2019 22:00:03 +0000 (UTC) (envelope-from tsoome@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 16BE386C41; Thu, 17 Jan 2019 22:00:03 +0000 (UTC) (envelope-from tsoome@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 073C620686; Thu, 17 Jan 2019 22:00:03 +0000 (UTC) (envelope-from tsoome@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x0HM02eZ093735; Thu, 17 Jan 2019 22:00:02 GMT (envelope-from tsoome@FreeBSD.org) Received: (from tsoome@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x0HM02O8093734; Thu, 17 Jan 2019 22:00:02 GMT (envelope-from tsoome@FreeBSD.org) Message-Id: <201901172200.x0HM02O8093734@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tsoome set sender to tsoome@FreeBSD.org using -f From: Toomas Soome Date: Thu, 17 Jan 2019 22:00:02 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343124 - head/stand/libsa X-SVN-Group: head X-SVN-Commit-Author: tsoome X-SVN-Commit-Paths: head/stand/libsa X-SVN-Commit-Revision: 343124 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 16BE386C41 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.98 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.98)[-0.981,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-0.999,0] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Jan 2019 22:00:03 -0000 Author: tsoome Date: Thu Jan 17 22:00:02 2019 New Revision: 343124 URL: https://svnweb.freebsd.org/changeset/base/343124 Log: libsa: add asprintf() asprintf() is a nice tool for string processing. MFC after: 2 weeks Modified: head/stand/libsa/printf.c head/stand/libsa/stand.h Modified: head/stand/libsa/printf.c ============================================================================== --- head/stand/libsa/printf.c Thu Jan 17 21:52:41 2019 (r343123) +++ head/stand/libsa/printf.c Thu Jan 17 22:00:02 2019 (r343124) @@ -122,6 +122,34 @@ snprint_func(int ch, void *arg) } int +asprintf(char **buf, const char *cfmt, ...) +{ + int retval; + struct print_buf arg; + va_list ap; + + *buf = NULL; + va_start(ap, cfmt); + retval = kvprintf(cfmt, NULL, NULL, 10, ap); + va_end(ap); + if (retval <= 0) + return (-1); + + arg.size = retval + 1; + arg.buf = *buf = malloc(arg.size); + if (*buf == NULL) + return (-1); + + va_start(ap, cfmt); + retval = kvprintf(cfmt, &snprint_func, &arg, 10, ap); + va_end(ap); + + if (arg.size >= 1) + *(arg.buf)++ = 0; + return (retval); +} + +int snprintf(char *buf, size_t size, const char *cfmt, ...) { int retval; Modified: head/stand/libsa/stand.h ============================================================================== --- head/stand/libsa/stand.h Thu Jan 17 21:52:41 2019 (r343123) +++ head/stand/libsa/stand.h Thu Jan 17 22:00:02 2019 (r343124) @@ -268,6 +268,7 @@ extern void *reallocf(void *ptr, size_t size); extern void mallocstats(void); extern int printf(const char *fmt, ...) __printflike(1, 2); +extern int asprintf(char **buf, const char *cfmt, ...) __printflike(2, 3); extern int sprintf(char *buf, const char *cfmt, ...) __printflike(2, 3); extern int snprintf(char *buf, size_t size, const char *cfmt, ...) __printflike(3, 4); extern int vprintf(const char *fmt, __va_list);