From 88bf2a2dc71e68d76d296fe31db275dd07306959 Mon Sep 17 00:00:00 2001
From: Yang Tse <yangsita@gmail.com>
Date: Thu, 12 Apr 2007 17:45:57 +0000
Subject: [PATCH] Replace tabs with spaces

---
 ares/ares_getopt.c | 132 ++++++++++++++++++++++-----------------------
 1 file changed, 66 insertions(+), 66 deletions(-)

diff --git a/ares/ares_getopt.c b/ares/ares_getopt.c
index 3ed40cd33..fc6e887da 100644
--- a/ares/ares_getopt.c
+++ b/ares/ares_getopt.c
@@ -40,7 +40,7 @@
  */
 
 /* #if !defined(lint)
- * static char sccsid[] = "@(#)getopt.c	8.2 (Berkeley) 4/2/94";
+ * static char sccsid[] = "@(#)getopt.c 8.2 (Berkeley) 4/2/94";
  * #endif
  */
 
@@ -53,78 +53,78 @@ extern char *optarg;
 extern int optind;
 extern int opterr;
 
-int	opterr = 1,		/* if error message should be printed */
-	optind = 1,		/* index into parent argv vector */
-	optopt,			/* character checked for validity */
-	optreset;		/* reset getopt */
-char	*optarg;		/* argument associated with option */
+int   opterr = 1,     /* if error message should be printed */
+      optind = 1,     /* index into parent argv vector */
+      optopt,         /* character checked for validity */
+      optreset;       /* reset getopt */
+char  *optarg;        /* argument associated with option */
 
-#define	BADCH	(int)'?'
-#define	BADARG	(int)':'
-#define	EMSG	""
+#define  BADCH   (int)'?'
+#define  BADARG  (int)':'
+#define  EMSG    ""
 
 /*
  * getopt --
- *	Parse argc/argv argument vector.
+ *    Parse argc/argv argument vector.
  */
 int
 getopt(nargc, nargv, ostr)
-	int nargc;
-	char * const *nargv;
-	const char *ostr;
+    int nargc;
+    char * const *nargv;
+    const char *ostr;
 {
-	static char *place = EMSG;		/* option letter processing */
-	char *oli;				/* option letter list index */
+    static char *place = EMSG;                /* option letter processing */
+    char *oli;                                /* option letter list index */
 
-	if (optreset || !*place) {		/* update scanning pointer */
-		optreset = 0;
-		if (optind >= nargc || *(place = nargv[optind]) != '-') {
-			place = EMSG;
-			return (EOF);
-		}
-		if (place[1] && *++place == '-') {	/* found "--" */
-			++optind;
-			place = EMSG;
-			return (EOF);
-		}
-	}					/* option letter okay? */
-	if ((optopt = (int)*place++) == (int)':' ||
-	    !(oli = strchr(ostr, optopt))) {
-		/*
-		 * if the user didn't specify '-' as an option,
-		 * assume it means EOF.
-		 */
-		if (optopt == (int)'-')
-			return (EOF);
-		if (!*place)
-			++optind;
-		if (opterr && *ostr != ':')
-			(void)fprintf(stderr,
-			    "%s: illegal option -- %c\n", __FILE__, optopt);
-		return (BADCH);
-	}
-	if (*++oli != ':') {			/* don't need argument */
-		optarg = NULL;
-		if (!*place)
-			++optind;
-	}
-	else {					/* need an argument */
-		if (*place)			/* no white space */
-			optarg = place;
-		else if (nargc <= ++optind) {	/* no arg */
-			place = EMSG;
-			if (*ostr == ':')
-				return (BADARG);
-			if (opterr)
-				(void)fprintf(stderr,
-				    "%s: option requires an argument -- %c\n",
-				    __FILE__, optopt);
-			return (BADCH);
-		}
-	 	else				/* white space */
-			optarg = nargv[optind];
-		place = EMSG;
-		++optind;
-	}
-	return (optopt);			/* dump back option letter */
+    if (optreset || !*place) {                /* update scanning pointer */
+        optreset = 0;
+        if (optind >= nargc || *(place = nargv[optind]) != '-') {
+            place = EMSG;
+            return (EOF);
+        }
+        if (place[1] && *++place == '-') {    /* found "--" */
+            ++optind;
+            place = EMSG;
+            return (EOF);
+        }
+    }                                         /* option letter okay? */
+    if ((optopt = (int)*place++) == (int)':' ||
+        !(oli = strchr(ostr, optopt))) {
+        /*
+         * if the user didn't specify '-' as an option,
+         * assume it means EOF.
+         */
+        if (optopt == (int)'-')
+            return (EOF);
+        if (!*place)
+            ++optind;
+        if (opterr && *ostr != ':')
+            (void)fprintf(stderr,
+                "%s: illegal option -- %c\n", __FILE__, optopt);
+        return (BADCH);
+    }
+    if (*++oli != ':') {                      /* don't need argument */
+        optarg = NULL;
+        if (!*place)
+            ++optind;
+    }
+    else {                                    /* need an argument */
+        if (*place)                           /* no white space */
+            optarg = place;
+        else if (nargc <= ++optind) {         /* no arg */
+            place = EMSG;
+            if (*ostr == ':')
+                return (BADARG);
+            if (opterr)
+                (void)fprintf(stderr,
+                    "%s: option requires an argument -- %c\n",
+                    __FILE__, optopt);
+            return (BADCH);
+        }
+         else                                 /* white space */
+            optarg = nargv[optind];
+        place = EMSG;
+        ++optind;
+    }
+    return (optopt);                          /* dump back option letter */
 }