release: rc-1.7

11 files changed, 57 insertions, 22 deletions

diff --git a/COPYING b/COPYING
index a66f884..17e0588 100644
--- a/COPYING
+++ b/COPYING
@@ -1,5 +1,5 @@
 /*
- * Copyright 1991 by Byron Rakitzis.  All rights reserved.
+ * Copyright 1991, 2001, 2002 by Byron Rakitzis.  All rights reserved.
  *
  * This software is not subject to any license of the American Telephone
  * and Telegraph Company or of the Regents of the University of California.
diff --git a/ChangeLog b/ChangeLog
index 29d04d6..436a842 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -784,3 +784,7 @@ Changes since rc-1.5b2
   Documentation: possible warning in tripping.c (thanks Dan Moniz).
 
   Release: rc-1.6c7.
+
+2002-06-18
+
+  Release: rc-1.7.
diff --git a/INSTALL b/INSTALL
index dfeb2df..0014d23 100644
--- a/INSTALL
+++ b/INSTALL
@@ -21,10 +21,11 @@ libraries.  For a summary of all options, run `sh configure --help'.
 
 You can specify Makefile variables by setting the corresponding
 environment variables.  For example, you might want to set `CC=cc', to
-prevent configure looking for gcc, or set an initial value for `LIBS',
-as in the example below.  It is a good idea to specify static linking
-(unless you are linking against a dynamic readline library)---if you are
-using gcc, you can do this by setting `CFLAGS=-static'.
+prevent configure looking for gcc, or set an initial value for
+`LDFLAGS', as in the example below.  It is a good idea to specify
+static linking (unless you are linking against a dynamic readline
+library)---if you are using gcc, you can do this by setting
+`CFLAGS=-static'.
 
 Here are the configure options you may want to use, in approximately
 descending order of usefulness.
@@ -135,6 +136,10 @@ trip' to do this.  This will produce some output, and should end with
 "trip is complete".  If the trip instead ends with "trip took a wrong
 turn..."  please contact the maintainer.
 
+In this release, `make trip' will fail on a file system which does not
+implement Unix semantics (specifically permissions bits).  This means
+that `make trip' is not useful under CygWin, for instance.
+
 
 LARGE FILE SUPPORT
 
diff --git a/README b/README
index 1ab489c..f6fa3f0 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-This is release candidate rc-1.6c7.
+This is release rc-1.7.
 
 See COPYING for copying information.  All files are
 
diff --git a/configure.ac b/configure.ac
index d425740..ffe9357 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,7 +8,7 @@ dnl Automake stuff.
 dnl Use this one for snapshots...
 dnl AM_INIT_AUTOMAKE(rc, 1.6s`echo $RELDATE |sed 's/-//g'`)
 dnl ...and this one for releases
-AM_INIT_AUTOMAKE(rc, 1.6c7)
+AM_INIT_AUTOMAKE(rc, 1.7)
 
 AM_CONFIG_HEADER(config.h)
 
diff --git a/exec.c b/exec.c
index 55f3bb9..c9244c2 100644
--- a/exec.c
+++ b/exec.c
@@ -7,8 +7,6 @@
 
 #include "wait.h"
 
-#include "rc.h"
-#include "wait.h"
 /*
    Takes an argument list and does the appropriate thing (calls a
    builtin, calls a function, etc.)
diff --git a/mkstatval.c b/mkstatval.c
new file mode 100644
index 0000000..c74ac46
--- /dev/null
+++ b/mkstatval.c
@@ -0,0 +1,26 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+int main(void) {
+	int cstatus, pstatus;
+	pid_t pid;
+	
+	for (cstatus = 0; cstatus < 2; ++cstatus) {
+		switch (pid = fork()) {
+		case -1:
+			perror("fork");
+			return 1;
+		case 0:
+			_exit(cstatus);
+		default:
+			if (wait(&pstatus) != pid) {
+				perror("wait");
+				return 1;
+			}
+			printf("#define STATUS%d %d\n", cstatus, pstatus);
+		}
+	}
+	return 0;
+}
diff --git a/rc.1 b/rc.1
index 40fcc67..19d4a8c 100644
--- a/rc.1
+++ b/rc.1
@@ -161,7 +161,7 @@
 .if !"\\$4"" .Xf \\$2 \\$1 "\\$3\\f\\$1\\$4\\*(Xi" "\\$5" "\\$6" "\\$7" "\\$8" "\\$9"
 .if "\\$4"" \\$3\fR\s10
 ..
-.TH RC 1 "2002-05-21"
+.TH RC 1 "2002-06-18"
 .SH NAME
 rc \- shell
 .SH SYNOPSIS
@@ -1135,7 +1135,8 @@ operator:
 .De
 .PP
 This is useful when the normal list concatenation rules need to be
-bypassed.  For example, to append a single period at the end of
+bypassed.
+For example, to append a single period at the end of
 .Cr $path ,
 use:
 .Ds
@@ -1413,7 +1414,8 @@ If the command exited with a numeric value, that number is the status.
 If the command died with a signal, the status is the name of that signal;
 if a core file was created, the string
 .Rc `` +core ''
-is appended.  The value of
+is appended.
+The value of
 .Cr $status
 for a pipeline is a list, with one entry, as above, for each process
 in the pipeline.
@@ -1694,6 +1696,10 @@ For example:
 .TP
 \&
 disables core dumps.
+To set a soft limit equal to the hard limit:
+.Ds
+.Cr "limit `{limit -h datasize}"
+.De
 .TP
 .B newpgrp
 Puts
@@ -2043,6 +2049,10 @@ The redundant inner parentheses must be omitted.
 .PP
 Variable subscripting cannot be used in here documents.
 .PP
+The
+.Cr limit
+builtin silently ignores extra arguments.
+.PP
 Bug reports should be mailed to
 .Cr "<tjg@star.le.ac.uk>" .
 .SH INCOMPATIBILITIES
diff --git a/rc.h b/rc.h
index ca0f51b..24a334b 100644
--- a/rc.h
+++ b/rc.h
@@ -202,13 +202,6 @@ extern void exec(List *, bool);
 extern int my_execve(char *, char **, char **);
 #endif
 
-#if HASH_BANG
-#define rc_execve execve
-#else
-/* execve.c */
-extern int my_execve(char *, char **, char **);
-#endif
-
 /* footobar.c */
 extern char **list2array(List *, bool);
 extern char *get_name(char *);
diff --git a/var.c b/var.c
index e53ff09..83c5ff9 100644
--- a/var.c
+++ b/var.c
@@ -58,9 +58,6 @@ extern bool varassign_string(char *extdef) {
    associated with $status)
 */
 
-static List id2 = { "$Release: @(#)" PACKAGE " " VERSION " " RELDATE " $", 0, 0 };
-static List id1 = { VERSION, 0, &id2 };
-
 extern List *varlookup(char *name) {
 	Variable *look;
 	List *ret, *l;
diff --git a/wait.c b/wait.c
index 7ac9973..1ab8533 100644
--- a/wait.c
+++ b/wait.c
@@ -1,3 +1,5 @@
+#include "rc.h"
+
 #include <errno.h>
 
 #include "wait.h"