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-rw-r--r--lib/gl/strings.in.h43
1 files changed, 23 insertions, 20 deletions
diff --git a/lib/gl/strings.in.h b/lib/gl/strings.in.h
index 8d9e9f1449..4eff2f04f0 100644
--- a/lib/gl/strings.in.h
+++ b/lib/gl/strings.in.h
@@ -1,6 +1,6 @@
/* A substitute <strings.h>.
- Copyright (C) 2007-2008 Free Software Foundation, Inc.
+ Copyright (C) 2007-2010 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
@@ -29,8 +29,9 @@
#define _GL_STRINGS_H
-/* The definition of GL_LINK_WARNING is copied here. */
+/* The definition of _GL_ARG_NONNULL is copied here. */
+/* The definition of _GL_WARN_ON_USE is copied here. */
#ifdef __cplusplus
extern "C" {
@@ -42,21 +43,22 @@ extern "C" {
than S2.
Note: This function does not work in multibyte locales. */
#if ! @HAVE_STRCASECMP@
-extern int strcasecmp (char const *s1, char const *s2);
+extern int strcasecmp (char const *s1, char const *s2)
+ _GL_ARG_NONNULL ((1, 2));
#endif
#if defined GNULIB_POSIXCHECK
/* strcasecmp() does not work with multibyte strings:
POSIX says that it operates on "strings", and "string" in POSIX is defined
as a sequence of bytes, not of characters. */
# undef strcasecmp
-# define strcasecmp(a,b) \
- (GL_LINK_WARNING ("strcasecmp cannot work correctly on character strings " \
- "in multibyte locales - " \
- "use mbscasecmp if you care about " \
- "internationalization, or use c_strcasecmp (from " \
- "gnulib module c-strcase) if you want a locale " \
- "independent function"), \
- strcasecmp (a, b))
+# if HAVE_RAW_DECL_STRCASECMP
+_GL_WARN_ON_USE (strcasecmp, "strcasecmp cannot work correctly on character "
+ "strings in multibyte locales - "
+ "use mbscasecmp if you care about "
+ "internationalization, or use c_strcasecmp , "
+ "gnulib module c-strcase) if you want a locale "
+ "independent function");
+# endif
#endif
/* Compare no more than N bytes of strings S1 and S2, ignoring case,
@@ -64,21 +66,22 @@ extern int strcasecmp (char const *s1, char const *s2);
lexicographically less than, equal to or greater than S2.
Note: This function cannot work correctly in multibyte locales. */
#if ! @HAVE_DECL_STRNCASECMP@
-extern int strncasecmp (char const *s1, char const *s2, size_t n);
+extern int strncasecmp (char const *s1, char const *s2, size_t n)
+ _GL_ARG_NONNULL ((1, 2));
#endif
#if defined GNULIB_POSIXCHECK
/* strncasecmp() does not work with multibyte strings:
POSIX says that it operates on "strings", and "string" in POSIX is defined
as a sequence of bytes, not of characters. */
# undef strncasecmp
-# define strncasecmp(a,b,n) \
- (GL_LINK_WARNING ("strncasecmp cannot work correctly on character " \
- "strings in multibyte locales - " \
- "use mbsncasecmp or mbspcasecmp if you care about " \
- "internationalization, or use c_strncasecmp (from " \
- "gnulib module c-strcase) if you want a locale " \
- "independent function"), \
- strncasecmp (a, b, n))
+# if HAVE_RAW_DECL_STRNCASECMP
+_GL_WARN_ON_USE (strncasecmp, "strncasecmp cannot work correctly on character "
+ "strings in multibyte locales - "
+ "use mbsncasecmp or mbspcasecmp if you care about "
+ "internationalization, or use c_strncasecmp , "
+ "gnulib module c-strcase) if you want a locale "
+ "independent function");
+# endif
#endif