From 2eea91957c90d6a5960b5350d2c4664812260a7b Mon Sep 17 00:00:00 2001 From: Andrew Bartlett Date: Fri, 8 Apr 2011 12:02:40 +1000 Subject: lib/util Move simple string routines into common code. Signed-off-by: Andrew Tridgell --- lib/util/util_str_common.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 lib/util/util_str_common.c (limited to 'lib/util/util_str_common.c') diff --git a/lib/util/util_str_common.c b/lib/util/util_str_common.c new file mode 100644 index 0000000000..e003d73d74 --- /dev/null +++ b/lib/util/util_str_common.c @@ -0,0 +1,54 @@ +/* + Unix SMB/CIFS implementation. + Samba utility functions + + Copyright (C) Andrew Tridgell 1992-2001 + Copyright (C) Simo Sorce 2001-2002 + Copyright (C) Martin Pool 2003 + Copyright (C) James Peach 2005 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +#include "includes.h" + +/** +Do a case-insensitive, whitespace-ignoring string compare. +**/ +_PUBLIC_ int strwicmp(const char *psz1, const char *psz2) +{ + /* if BOTH strings are NULL, return TRUE, if ONE is NULL return */ + /* appropriate value. */ + if (psz1 == psz2) + return (0); + else if (psz1 == NULL) + return (-1); + else if (psz2 == NULL) + return (1); + + /* sync the strings on first non-whitespace */ + while (1) { + while (isspace((int)*psz1)) + psz1++; + while (isspace((int)*psz2)) + psz2++; + if (toupper_ascii((unsigned char)*psz1) != toupper_ascii((unsigned char)*psz2) + || *psz1 == '\0' + || *psz2 == '\0') + break; + psz1++; + psz2++; + } + return (*psz1 - *psz2); +} -- cgit