ed

commit af2e76ca6b873d399aa9e0606e7cfd4dd8f5b9a1
parent d6bab2982477fc276aa4559a2f1c1b5df5e640ce
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Thu,  3 Dec 2015 18:30:30 +0100

Use a global array for the command

This is the first step to split readcmd,
because all the new functions must write
in this share buffer.

Diffstat:
M
ed.c
 | 
16
++++++++--------

1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/ed.c b/ed.c
@@ -25,8 +25,10 @@ struct hline {
 };
 
 char *cmdp;
+char *cmd;
 char *prompt = "*";
 regex_t *pattern;
+size_t cmdsiz, cmdcap;
 
 int optverbose, optprompt, exstatus, optdiag = 1;
 int marks['z' - 'a'];
@@ -920,8 +922,6 @@ chkglobal(void)
 static void
 readcmd(int isglobal)
 {
-	static char *buf;
-	static size_t size, cap;
 	int c;
 
 	if (!isglobal) {
@@ -931,21 +931,21 @@ readcmd(int isglobal)
 		/* FIXME: this code can let garbage in the input stream */
 		if (getchar() != '\n')
 			error("Unknown command");
-		cmdp = buf;
+		cmdp = cmd;
 		return;
 	}
 
-	size = 0;
+	cmdsiz = 0;
 	for (;;) {
 		if ((c = getchar()) == EOF || c == '\n')
 			break;
 		if (c == '\\' && (c = getchar()) == EOF)
 			break;
-		buf = addchar(c, buf, &cap, &size);
+		cmd = addchar(c, cmd, &cmdcap, &cmdsiz);
 	}
-	buf = addchar('\n', buf, &cap, &size);
-	buf = addchar('\0', buf, &cap, &size);
-	cmdp = buf;
+	cmd = addchar('\n', cmd, &cmdcap, &cmdsiz);
+	cmd = addchar('\0', cmd, &cmdcap, &cmdsiz);
+	cmdp = cmd;
 }
 
 static void