X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=m4%2Fperror.m4;fp=m4%2Fperror.m4;h=fb37fd0d991cbe738db0ddc86953f8773f8a3238;hb=c7e61475680fa226bd9b8bdd469cd66914e630f5;hp=0000000000000000000000000000000000000000;hpb=800deb09b422a73c1212233a93839a223ff59678;p=debian%2Fgzip

diff --git a/m4/perror.m4 b/m4/perror.m4
new file mode 100644
index 0000000..fb37fd0
--- /dev/null
+++ b/m4/perror.m4
@@ -0,0 +1,17 @@
+# perror.m4 serial 1
+dnl Copyright (C) 2008 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_PERROR],
+[
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  AC_REQUIRE([gl_HEADER_ERRNO_H])
+  if test -n "$ERRNO_H"; then
+    dnl The system's perror() cannot know about the new errno values we add
+    dnl to <errno.h>. Replace it.
+    REPLACE_PERROR=1
+    AC_LIBOBJ([perror])
+  fi
+])