remove support for compiling on systems without getcwd()

Do we need a fallback implementation of getcwd() from 1991 that claims to
support "really old Unix systems"? I don't think so.

1 files changed, 0 insertions, 83 deletions

diff --git a/Python/getcwd.c b/Python/getcwd.c
deleted file mode 100644
index 4bedbd1..0000000
--- a/Python/getcwd.c
+++ /dev/null
@@ -1,83 +0,0 @@
-
-/* Two PD getcwd() implementations.
-   Author: Guido van Rossum, CWI Amsterdam, Jan 1991, <guido@cwi.nl>. */
-
-#include <stdio.h>
-#include <errno.h>
-
-#ifdef HAVE_GETWD
-
-/* Version for BSD systems -- use getwd() */
-
-#ifdef HAVE_SYS_PARAM_H
-#include <sys/param.h>
-#endif
-
-#ifndef MAXPATHLEN
-#if defined(PATH_MAX) && PATH_MAX > 1024
-#define MAXPATHLEN PATH_MAX
-#else
-#define MAXPATHLEN 1024
-#endif
-#endif
-
-extern char *getwd(char *);
-
-char *
-getcwd(char *buf, int size)
-{
-    char localbuf[MAXPATHLEN+1];
-    char *ret;
-
-    if (size <= 0) {
-        errno = EINVAL;
-        return NULL;
-    }
-    ret = getwd(localbuf);
-    if (ret != NULL && strlen(localbuf) >= (size_t)size) {
-        errno = ERANGE;
-        return NULL;
-    }
-    if (ret == NULL) {
-        errno = EACCES; /* Most likely error */
-        return NULL;
-    }
-    strncpy(buf, localbuf, size);
-    return buf;
-}
-
-#else /* !HAVE_GETWD */
-
-/* Version for really old UNIX systems -- use pipe from pwd */
-
-#ifndef PWD_CMD
-#define PWD_CMD "/bin/pwd"
-#endif
-
-char *
-getcwd(char *buf, int size)
-{
-    FILE *fp;
-    char *p;
-    int sts;
-    if (size <= 0) {
-        errno = EINVAL;
-        return NULL;
-    }
-    if ((fp = popen(PWD_CMD, "r")) == NULL)
-        return NULL;
-    if (fgets(buf, size, fp) == NULL || (sts = pclose(fp)) != 0) {
-        errno = EACCES; /* Most likely error */
-        return NULL;
-    }
-    for (p = buf; *p != '\n'; p++) {
-        if (*p == '\0') {
-            errno = ERANGE;
-            return NULL;
-        }
-    }
-    *p = '\0';
-    return buf;
-}
-
-#endif /* !HAVE_GETWD */