added QSE_SED_SAMELINE to sed

qse/cmd/sed/sed.c

@@ -120,13 +120,15 @@ static void print_usage (QSE_FILE* out, int argc, qse_char_t* argv[])
 	qse_fprintf (out, QSE_T(" -n    disable auto-print\n"));
 	qse_fprintf (out, QSE_T(" -a    perform strict address check\n"));
 	qse_fprintf (out, QSE_T(" -r    allows {n,m} in a regular expression\n"));
+	qse_fprintf (out, QSE_T(" -s    allows text on the same line as c, a, i\n"));
+	qse_fprintf (out, QSE_T(" -l    ensures a newline at the text end"));
 }
 
 static int handle_args (int argc, qse_char_t* argv[])
 {
 	static qse_opt_t opt = 
 	{
-		QSE_T("hnar"),
+		QSE_T("hnarsl"),
 		QSE_NULL
 	};
 	qse_cint_t c;
@@ -170,6 +172,14 @@ static int handle_args (int argc, qse_char_t* argv[])
 			case QSE_T('r'):
 				g_option |= QSE_SED_REXBOUND;
 				break;
+
+			case QSE_T('s'):
+				g_option |= QSE_SED_SAMELINE;
+				break;
+
+			case QSE_T('l'):
+				g_option |= QSE_SED_ENSURENL;
+				break;
 		}
 	}
 

qse/doc/page/sed.doc

@@ -93,13 +93,15 @@ Terminates the exection of commands quietly.
 
 - <b>a \\ \n text</b>
 Stores @b text into the append buffer which is printed after the pattern 
-space for each input line. If #QSE_SED_STRICT is specified, a line selector 
-of an address range is not allowed.
+space for each input line. If #QSE_SED_STRICT is on, an address range is not
+allowed for a line selector. If #QSE_SED_NEWLINE is specified, the backslash
+and the text can be located on the same line without a line break.
 
 - <b>i \\ \n text</b>
 Inserts @b text into an insert buffer which is printed before the pattern
-space for each input line. If #QSE_SED_STRICT is specified, a line selector
-of an address range is not allowed.
+space for each input line. If #QSE_SED_STRICT is on, an address range is not
+allowed for a line selector. If #QSE_SED_NEWLINE is specified, the backslash
+and the text can be located on the same line without a line break.
 
 - <b>c \\ \n text</b>
 If a single line is selected for the command (i.e. no line selector, a single
@@ -107,7 +109,9 @@ address line selector, or a start~step line selector is specified), it changes
 the pattern space to @b text and branches to the end of commands for the line.
 If an address range is specified, it deletes the pattern space and branches 
 to the end of commands for all input lines but the last, and changes pattern
-space to @b text and branches to the end of commands.
+space to @b text and branches to the end of commands. If #QSE_SED_NEWLINE is
+on, the backlash and the text can be located on the same line without a line
+break.
 
 - <b>d</b>
 Deletes the pattern space and branches to the end of commands.

qse/include/qse/sed/sed.h

@@ -1,5 +1,5 @@
 /*
- * $Id: sed.h 275 2009-08-30 13:19:02Z hyunghwan.chung $
+ * $Id: sed.h 276 2009-08-31 13:24:06Z hyunghwan.chung $
  *
    Copyright 2006-2009 Chung, Hyung-Hwan.
 
@@ -133,7 +133,8 @@ enum qse_sed_option_t
 	QSE_SED_QUIET     = (1 << 3), /**< do not print pattern space */
 	QSE_SED_STRICT    = (1 << 4), /**< do strict address check */
 	QSE_SED_STARTSTEP = (1 << 5), /**< allow start~step */
-	QSE_SED_REXBOUND  = (1 << 6)   /**< allow {n,m} in regular expression */
+	QSE_SED_REXBOUND  = (1 << 6), /**< allow {n,m} in regular expression */
+	QSE_SED_SAMELINE  = (1 << 7), /**< allow text on the same line as c, a, i */
 };
 typedef enum qse_sed_option_t qse_sed_option_t;
 

qse/lib/cmn/pio.c

@@ -1,5 +1,5 @@
 /*
- * $Id: pio.c 244 2009-07-24 12:22:00Z hyunghwan.chung $
+ * $Id: pio.c 276 2009-08-31 13:24:06Z hyunghwan.chung $
  *
    Copyright 2006-2009 Chung, Hyung-Hwan.
 
@@ -479,7 +479,9 @@ qse_pio_t* qse_pio_init (
 			argv[2] = mcmd;
 			argv[3] = QSE_NULL;
 
-			QSE_EXECVE (QSE_MT("/bin/sh"), argv, environ);
+			QSE_EXECVE (
+				QSE_MT("/bin/sh"),
+				(qse_mchar_t*const*)argv, environ);
 		}
 		else
 		{

qse/lib/sed/sed.c

@@ -1,5 +1,5 @@
 /*
- * $Id: sed.c 269 2009-08-26 03:03:51Z hyunghwan.chung $
+ * $Id: sed.c 276 2009-08-31 13:24:06Z hyunghwan.chung $
  *
    Copyright 2006-2009 Chung, Hyung-Hwan.
 
@@ -1142,12 +1142,16 @@ static int get_command (qse_sed_t* sed, qse_sed_cmd_t* cmd)
 
 			if (c != QSE_CHAR_EOF && c != QSE_T('\n'))
 			{
+				if (sed->option & QSE_SED_SAMELINE) 
+					goto sameline_ok;
+
 				SETERR0 (sed, QSE_SED_EGBABS, &sed->src.loc);
 				return -1;
 			}
 			
 			NXTSC (sed); /* skip the new line */
 
+		sameline_ok:
 			/* get_text() starts from the next line */
 			if (get_text (sed, cmd) <= -1) return -1;