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Roll VERSION to 3.98.1. Use path to find $SHELL in "run" command.

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John Gilmore 1991-08-02 07:15:20 +00:00
parent fe2def4b40
commit 3b271cf4c0
3 changed files with 32 additions and 8 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
Fri Aug 2 00:13:06 1991 John Gilmore (gnu at cygint.cygnus.com)
* Makefile.in: Bump VERSION to 3.98.1
* infrun.c (child_create_process): Use execlp to find the
shell to exec our target program. This requires some fiddling
with `environ' since there is no execlpe().
Thu Aug 1 15:35:17 1991 Roland H. Pesch (pesch at fowanton.cygnus.com)
* Makefile.in, doc/gdbrc.tex, doc/rc-* (new files):

2
gdb/Makefile.in
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@ -132,7 +132,7 @@ CDEPS = ${XM_CDEPS} ${TM_CDEPS} ${BFD_LIB} ${LIBIBERTY} ${RL_LIB}
ADD_FILES = ${REGEX} ${ALLOCA} ${GNU_MALLOC} ${XM_ADD_FILES} ${TM_ADD_FILES}
ADD_DEPS = ${REGEX1} ${ALLOCA1} ${GNU_MALLOC} ${XM_ADD_FILES} ${TM_ADD_FILES}
VERSION = 3.98
VERSION = 3.98.1
DIST=gdb
LINT=/usr/5bin/lint

31
gdb/infrun.c
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@ -3,19 +3,19 @@
This file is part of GDB.
GDB is free software; you can redistribute it and/or modify
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GDB is distributed in the hope that it will be useful,
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GDB; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Notes on the algorithm used in wait_for_inferior to determine if we
just did a subroutine call when stepping. We have the following
@ -148,6 +148,7 @@ extern int original_stack_limit;
#endif /* SET_STACK_LIMIT_HUGE */
extern char *getenv ();
extern char **environ;
extern struct target_ops child_ops; /* In inftarg.c */
@ -472,6 +473,7 @@ child_create_inferior (exec_file, allargs, env)
/* This is set to the result of setpgrp, which if vforked, will be visible
to you in the parent process. It's only used by humans for debugging. */
static int debug_setpgrp = 657473;
char **save_our_env;
/* The user might want tilde-expansion, and in general probably wants
the program to behave the same way as if run from
@ -500,6 +502,11 @@ child_create_inferior (exec_file, allargs, env)
/* exec is said to fail if the executable is open. */
close_exec_file ();
/* Retain a copy of our environment variables, since the child will
replace the value of environ and if we're vforked, we have to
restore it. */
save_our_env = environ;
#if defined(USG) && !defined(HAVE_VFORK)
pid = fork ();
#else
@ -547,7 +554,14 @@ child_create_inferior (exec_file, allargs, env)
for the inferior. */
call_ptrace (0, 0, 0, 0); /* "Trace me, Dr. Memory!" */
execle (shell_file, shell_file, "-c", shell_command, (char *)0, env);
/* There is no execlpe call, so we have to set the environment
for our child in the global variable. If we've vforked, this
clobbers the parent, but environ is restored a few lines down
in the parent. By the way, yes we do need to look down the
path to find $SHELL. Rich Pixley says so, and I agree. */
environ = env;
execlp (shell_file, shell_file, "-c", shell_command, (char *)0);
fprintf (stderr, "Cannot exec %s: %s.\n", shell_file,
errno < sys_nerr ? sys_errlist[errno] : "unknown error");
@ -555,6 +569,9 @@ child_create_inferior (exec_file, allargs, env)
_exit (0177);
}
/* Restore our environment in case a vforked child clob'd it. */
environ = save_our_env;
/* Now that we have a child process, make it our target. */
push_target (&child_ops);