1 files changed, 82 insertions, 71 deletions

diff --git a/src/tools/entab/entab.c b/src/tools/entab/entab.c
index 25526582280..b11b84989e9 100644
--- a/src/tools/entab/entab.c
+++ b/src/tools/entab/entab.c
@@ -1,10 +1,10 @@
 /*
-**	entab.c		- add tabs to a text file
-**	by Bruce Momjian ([email protected])
+**		entab.c			- add tabs to a text file
+**		by Bruce Momjian ([email protected])
 **
-**  version 1.3
+**	version 1.3
 **
-**	tabsize = 4
+**		tabsize = 4
 **
 */
 
@@ -12,78 +12,90 @@
 #include <stdlib.h>
 #include <string.h>
 
-#define NUL		'\0'
+#define NUL				'\0'
 
 #ifndef TRUE
-#define	TRUE 	1
+#define TRUE	1
 #endif
 #ifndef FALSE
 #define FALSE	0
 #endif
 
-void halt();
- 
-extern char *optarg;
-extern int optind;
+void			halt();
 
-int main(argc, argv)
-int argc;
-char **argv;
+extern char    *optarg;
+extern int		optind;
+
+int
+main(argc, argv)
+int				argc;
+char		  **argv;
 {
-	int	tab_size = 8,
-		min_spaces = 2,
-		protect_quotes = FALSE,
-		del_tabs = FALSE,
-		clip_lines = FALSE,
-		prv_spaces,
-		col_in_tab,
-		escaped,
-		nxt_spaces;
-	char in_line[BUFSIZ],
-		 out_line[BUFSIZ],
-		 *src,
-		 *dst,
-		 quote_char,
-		 ch,
-		 *cp;
-	FILE	*in_file;
-
-	if ((cp = strrchr(argv[0],'/')) != NULL)
+	int				tab_size = 8,
+					min_spaces = 2,
+					protect_quotes = FALSE,
+					del_tabs = FALSE,
+					clip_lines = FALSE,
+					prv_spaces,
+					col_in_tab,
+					escaped,
+					nxt_spaces;
+	char			in_line[BUFSIZ],
+					out_line[BUFSIZ],
+				   *src,
+				   *dst,
+					quote_char,
+					ch,
+				   *cp;
+	FILE		   *in_file;
+
+	if ((cp = strrchr(argv[0], '/')) != NULL)
 		++cp;
 	else
 		cp = argv[0];
-	if (strcmp(cp,"detab") == 0)
+	if (strcmp(cp, "detab") == 0)
 		del_tabs = 1;
-														 		 
+
 	while ((ch = getopt(argc, argv, "cdhqs:t:")) != -1)
 		switch (ch)
 		{
-			case 'c' : clip_lines = TRUE; break;
-			case 'd' : del_tabs = TRUE; break;
-			case 'q' : protect_quotes = TRUE; break;
-			case 's' : min_spaces = atoi(optarg); break;
-			case 't' : tab_size = atoi(optarg); break;
-			case 'h' :
-			case '?' :
-				halt("USAGE: %s [ -cdqst ] [file ...]\n\
+		case 'c':
+			clip_lines = TRUE;
+			break;
+		case 'd':
+			del_tabs = TRUE;
+			break;
+		case 'q':
+			protect_quotes = TRUE;
+			break;
+		case 's':
+			min_spaces = atoi(optarg);
+			break;
+		case 't':
+			tab_size = atoi(optarg);
+			break;
+		case 'h':
+		case '?':
+			halt("USAGE: %s [ -cdqst ] [file ...]\n\
 	-c (clip trailing whitespace)\n\
 	-d (delete tabs)\n\
 	-q (protect quotes)\n\
 	-s minimum_spaces\n\
 	-t tab_width\n",
-					cp);
+				 cp);
 		}
 
 	argv += optind;
 	argc -= optind;
-	
-	do {
+
+	do
+	{
 		if (argc < 1)
 			in_file = stdin;
 		else
 		{
-			if ( (in_file=fopen(*argv,"r")) == NULL)
-				halt("PERROR:  Can not open file %s\n",argv[0]);
+			if ((in_file = fopen(*argv, "r")) == NULL)
+				halt("PERROR:  Can not open file %s\n", argv[0]);
 			argv++;
 		}
 
@@ -114,30 +126,30 @@ char **argv;
 
 					if (col_in_tab == tab_size)
 					{
+
 						/*
-							Is the next character going to be a tab?
-							Needed to do tab replacement in current spot
-							if next char is going to be a tab, ignoring
-							min_spaces
+						 * Is the next character going to be a tab? Needed
+						 * to do tab replacement in current spot if next
+						 * char is going to be a tab, ignoring min_spaces
 						 */
 						nxt_spaces = 0;
 						while (1)
 						{
-							if ( *(src+nxt_spaces+1) == NUL ||
-							    (*(src+nxt_spaces+1) != ' ' &&
-							     *(src+nxt_spaces+1) != '\t'))
+							if (*(src + nxt_spaces + 1) == NUL ||
+								(*(src + nxt_spaces + 1) != ' ' &&
+								 *(src + nxt_spaces + 1) != '\t'))
 								break;
-							if (*(src+nxt_spaces+1) == ' ')
+							if (*(src + nxt_spaces + 1) == ' ')
 								++nxt_spaces;
-							if (*(src+nxt_spaces+1) == '\t' || 
-	 						    nxt_spaces == tab_size)
+							if (*(src + nxt_spaces + 1) == '\t' ||
+								nxt_spaces == tab_size)
 							{
 								nxt_spaces = tab_size;
 								break;
 							}
 						}
 						if ((prv_spaces >= min_spaces ||
-							nxt_spaces == tab_size) &&
+							 nxt_spaces == tab_size) &&
 							del_tabs == FALSE)
 						{
 							*(dst++) = '\t';
@@ -154,7 +166,7 @@ char **argv;
 				{
 					for (; prv_spaces > 0; prv_spaces--)
 						*(dst++) = ' ';
-					if (*src == '\t') /* only when in quote */
+					if (*src == '\t')	/* only when in quote */
 						col_in_tab = 0;
 					if (*src == '\b')
 						col_in_tab -= 2;
@@ -164,22 +176,21 @@ char **argv;
 							escaped = TRUE;
 						if (*src == '"' || *src == '\'')
 							if (quote_char == ' ')
-									quote_char = *src;
+								quote_char = *src;
 							else if (*src == quote_char)
-									quote_char = ' ';
+								quote_char = ' ';
 					}
-					else
-						if (*src != '\r' && *src != '\n')
-							escaped = FALSE;
-							
-					if (( *src == '\r' || *src == '\n') &&
+					else if (*src != '\r' && *src != '\n')
+						escaped = FALSE;
+
+					if ((*src == '\r' || *src == '\n') &&
 						quote_char == ' ' &&
 						clip_lines == TRUE &&
 						escaped == FALSE)
 					{
 						while (dst > out_line &&
-							  (*(dst-1) == ' ' || *(dst-1) == '\t'))
-									dst--;
+							   (*(dst - 1) == ' ' || *(dst - 1) == '\t'))
+							dst--;
 						prv_spaces = 0;
 					}
 					*(dst++) = *src;
@@ -191,14 +202,14 @@ char **argv;
 			if (clip_lines == TRUE && escaped == FALSE)
 			{
 				while (dst > out_line &&
-					  (*(dst-1) == ' ' || *(dst-1) == '\t'))
-							dst--;
+					   (*(dst - 1) == ' ' || *(dst - 1) == '\t'))
+					dst--;
 				prv_spaces = 0;
 			}
 			for (; prv_spaces > 0; prv_spaces--)
 				*(dst++) = ' ';
 			*dst = NUL;
-			if (fputs(out_line,stdout) == EOF)
+			if (fputs(out_line, stdout) == EOF)
 				halt("PERROR:  Error writing output.\n");
 		}
 	} while (--argc > 0);