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authorpeter <peter@FreeBSD.org>2004-04-15 01:01:56 +0000
committerpeter <peter@FreeBSD.org>2004-04-15 01:01:56 +0000
commit6045cae71a438a752980a395f03717a13cc22179 (patch)
treefd220ac1ddaebaa4a730f86d6f727fb639279056 /contrib/cvs/lib/system.h
parent0de1aa939e0bb1831fe5ba20e2afa2fe6d7426ab (diff)
downloadFreeBSD-src-6045cae71a438a752980a395f03717a13cc22179.zip
FreeBSD-src-6045cae71a438a752980a395f03717a13cc22179.tar.gz
Import cvs-1.11.15
Diffstat (limited to 'contrib/cvs/lib/system.h')
-rw-r--r--contrib/cvs/lib/system.h101
1 files changed, 74 insertions, 27 deletions
diff --git a/contrib/cvs/lib/system.h b/contrib/cvs/lib/system.h
index e55d3c6..4b25d31 100644
--- a/contrib/cvs/lib/system.h
+++ b/contrib/cvs/lib/system.h
@@ -84,13 +84,18 @@
# endif
#endif
-#if !defined(S_ISSOCK) && defined(S_IFSOCK)
-# if defined(S_IFMT)
-# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
-# else
-# define S_ISSOCK(m) ((m) & S_IFSOCK)
-# endif
-#endif
+#ifndef S_ISSOCK
+# if defined( S_IFSOCK )
+# ifdef S_IFMT
+# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
+# else
+# define S_ISSOCK(m) ((m) & S_IFSOCK)
+# endif /* S_IFMT */
+# elif defined( S_ISNAM )
+ /* SCO OpenServer 5.0.6a */
+# define S_ISSOCK S_ISNAM
+# endif /* !S_IFSOCK && S_ISNAM */
+#endif /* !S_ISSOCK */
#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
# if defined(S_IFMT)
@@ -452,30 +457,65 @@ extern int errno;
#define CVS_FNMATCH fnmatch
#endif
-#if defined (__CYGWIN32__) || defined (WIN32)
+#ifdef WIN32
+/*
+ * According to GNU conventions, we should avoid referencing any macro
+ * containing "WIN" as a reference to Microsoft Windows, as we would like to
+ * avoid any implication that we consider Microsoft Windows any sort of "win".
+ *
+ * FIXME: As of 2003-06-09, folks on the GNULIB project were discussing
+ * defining a configure macro to define WOE32 appropriately. If they ever do
+ * write such a beast, we should use it, though in most cases it would be
+ * preferable to avoid referencing any OS or compiler anyhow, per Autoconf
+ * convention, and reference only tested features of the system.
+ */
+# define WOE32 1
+#endif /* WIN32 */
-/* Under Windows NT, filenames are case-insensitive, and both / and \
- are path component separators. */
-#define FOLD_FN_CHAR(c) (WNT_filename_classes[(unsigned char) (c)])
-extern unsigned char WNT_filename_classes[];
-#define FILENAMES_CASE_INSENSITIVE 1
+#ifdef WOE32
+ /* Under Windows NT, filenames are case-insensitive. */
+# define FILENAMES_CASE_INSENSITIVE 1
+#endif /* WOE32 */
+
-/* Is the character C a path name separator? Under
- Windows NT, you can use either / or \. */
-#define ISDIRSEP(c) (FOLD_FN_CHAR(c) == '/')
-/* Like strcmp, but with the appropriate tweaks for file names.
- Under Windows NT, filenames are case-insensitive but case-preserving,
- and both \ and / are path element separators. */
+#ifdef FILENAMES_CASE_INSENSITIVE
+
+# if defined (__CYGWIN32__) || defined (WOE32)
+ /* Under Windows NT, filenames are case-insensitive, and both / and \
+ are path component separators. */
+# define FOLD_FN_CHAR(c) (WNT_filename_classes[(unsigned char) (c)])
+extern unsigned char WNT_filename_classes[];
+ /* Is the character C a path name separator? Under
+ Windows NT, you can use either / or \. */
+# define ISDIRSEP(c) (FOLD_FN_CHAR(c) == '/')
+# define ISABSOLUTE(s) (ISDIRSEP(s[0]) || FOLD_FN_CHAR(s[0]) >= 'a' && FOLD_FN_CHAR(s[0]) <= 'z' && s[1] == ':' && ISDIRSEP(s[2]))
+# else /* ! WOE32 */
+ /* As far as I know, both Cygwin and Macintosh OS X can make it here,
+ * but since the OS X fold just folds a-z into A-Z or visa-versa, I'm just
+ * using it for Cygwin too. The var name below could probably use a
+ * rename.
+ *
+ * Under Mac OS X & Cygwin, filenames are case-insensitive.
+ */
+# define FOLD_FN_CHAR(c) (OSX_filename_classes[(unsigned char) (c)])
+extern unsigned char OSX_filename_classes[];
+# endif /* __CYGWIN32__ || WOE32 */
+
+/* The following need to be declared for all case insensitive filesystems.
+ * When not FOLD_FN_CHAR is not #defined, a default definition for these
+ * functions is provided later in this header file. */
+
+/* Like strcmp, but with the appropriate tweaks for file names. */
extern int fncmp (const char *n1, const char *n2);
-/* Fold characters in FILENAME to their canonical forms.
- If FOLD_FN_CHAR is not #defined, the system provides a default
- definition for this. */
+/* Fold characters in FILENAME to their canonical forms. */
extern void fnfold (char *FILENAME);
-#endif /* defined (__CYGWIN32__) || defined (WIN32) */
+#endif /* FILENAMES_CASE_INSENSITIVE */
+
+
/* Some file systems are case-insensitive. If FOLD_FN_CHAR is
#defined, it maps the character C onto its "canonical" form. In a
@@ -483,15 +523,22 @@ extern void fnfold (char *FILENAME);
to lower case. Under Windows NT, / and \ are both path component
separators, so FOLD_FN_CHAR would map them both to /. */
#ifndef FOLD_FN_CHAR
-#define FOLD_FN_CHAR(c) (c)
-#define fnfold(filename) (filename)
-#define fncmp strcmp
+# define FOLD_FN_CHAR(c) (c)
+# define fnfold(filename) (filename)
+# define fncmp strcmp
#endif
/* Different file systems have different path component separators.
For the VMS port we might need to abstract further back than this. */
#ifndef ISDIRSEP
-#define ISDIRSEP(c) ((c) == '/')
+# define ISDIRSEP(c) ((c) == '/')
+#endif
+
+/* Different file systems can have different naming patterns which designate
+ * a path as absolute
+ */
+#ifndef ISABSOLUTE
+# define ISABSOLUTE(s) ISDIRSEP(s[0])
#endif
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