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configure.in: Don't check for putenv.

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* configure.in: Don't check for putenv.
	* configure: Regenerate.
	* gcc.c (putenv): Don't define.
	* vax/xm-vms.h: Handle putenv.

From-SVN: r41005
This commit is contained in:
Kaveh R. Ghazi 2001-04-02 15:20:53 +00:00 committed by Kaveh Ghazi
parent 32ff70d299
commit 79cb7361fa
5 changed files with 18 additions and 57 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* configure.in: Don't check for putenv.
* configure: Regenerate.
* gcc.c (putenv): Don't define.
* vax/xm-vms.h: Handle putenv.
2001-04-02 Jakub Jelinek <jakub@redhat.com>
* ifcvt.c (noce_emit_move_insn): New.

8
gcc/config/vax/xm-vms.h
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@ -101,6 +101,14 @@ Boston, MA 02111-1307, USA. */
/* vprintf() has been available since VMS V4.6. */
#define HAVE_VPRINTF
/* Early versions of VAX C for VMS do not have putenv. Comment out
the following define if your system doesn't have putenv. */
#define HAVE_PUTENV
#ifndef HAVE_PUTENV
#define putenv(x)
#endif
#if defined(VAXC) || defined(__DECC)

4
gcc/configure vendored
View File

@ -2018,7 +2018,7 @@ EOF
fi
# Find some useful tools
for ac_prog in gawk mawk nawk awk
for ac_prog in mawk gawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
@ -3099,7 +3099,7 @@ EOF
fi
for ac_func in strtoul bsearch putenv popen \
for ac_func in strtoul bsearch popen \
strchr strrchr kill getrlimit setrlimit atoll atoq \
sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
fputs_unlocked getrusage iconv nl_langinfo

2
gcc/configure.in
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@ -544,7 +544,7 @@ fi
dnl Disabled until we have a complete test for buggy enum bitfields.
dnl gcc_AC_C_ENUM_BF_UNSIGNED
AC_CHECK_FUNCS(strtoul bsearch putenv popen \
AC_CHECK_FUNCS(strtoul bsearch popen \
strchr strrchr kill getrlimit setrlimit atoll atoq \
sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
fputs_unlocked getrusage iconv nl_langinfo)

54
gcc/gcc.c
View File

@ -2009,60 +2009,6 @@ clear_failure_queue ()
failure_delete_queue = 0;
}
/* Routine to add variables to the environment. We do this to pass
the pathname of the gcc driver, and the directories search to the
collect2 program, which is being run as ld. This way, we can be
sure of executing the right compiler when collect2 wants to build
constructors and destructors. Since the environment variables we
use come from an obstack, we don't have to worry about allocating
space for them. */
#ifndef HAVE_PUTENV
void
putenv (str)
char *str;
{
#ifndef VMS /* nor about VMS */
extern char **environ;
char **old_environ = environ;
char **envp;
int num_envs = 0;
int name_len = 1;
int str_len = strlen (str);
char *p = str;
int ch;
while ((ch = *p++) != '\0' && ch != '=')
name_len++;
if (!ch)
abort ();
/* Search for replacing an existing environment variable, and
count the number of total environment variables. */
for (envp = old_environ; *envp; envp++)
{
num_envs++;
if (!strncmp (str, *envp, name_len))
{
*envp = str;
return;
}
}
/* Add a new environment variable */
environ = (char **) xmalloc (sizeof (char *) * (num_envs + 2));
*environ = str;
memcpy ((char *) (environ + 1), (char *) old_environ,
sizeof (char *) * (num_envs + 1));
#endif /* VMS */
}
#endif /* HAVE_PUTENV */
/* Build a list of search directories from PATHS.
PREFIX is a string to prepend to the list.
If CHECK_DIR_P is non-zero we ensure the directory exists.