4 files changed, 116 insertions, 1 deletions

diff --git a/gl/m4/gnulib-cache.m4 b/gl/m4/gnulib-cache.m4
index 2ed35096..e61a5362 100644
--- a/gl/m4/gnulib-cache.m4
+++ b/gl/m4/gnulib-cache.m4
@@ -27,7 +27,7 @@
 
 
 # Specification in the form of a command-line invocation:
-#   gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strsep timegm unsetenv vasprintf vsnprintf
+#   gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files base64 crypto/sha1 dirname environ floorf fsusage getaddrinfo gethostname getloadavg getopt-gnu gettext mountlist regex setenv strcase strsep timegm unsetenv vasprintf vsnprintf
 
 # Specification in the form of a few gnulib-tool.m4 macro invocations:
 gl_LOCAL_DIR([])
@@ -46,6 +46,7 @@ gl_MODULES([
   mountlist
   regex
   setenv
+  strcase
   strsep
   timegm
   unsetenv
diff --git a/gl/m4/gnulib-comp.m4 b/gl/m4/gnulib-comp.m4
index f23f7698..b3cb4c12 100644
--- a/gl/m4/gnulib-comp.m4
+++ b/gl/m4/gnulib-comp.m4
@@ -119,10 +119,12 @@ AC_DEFUN([gl_EARLY],
   # Code from module stdint:
   # Code from module stdio:
   # Code from module stdlib:
+  # Code from module strcase:
   # Code from module streq:
   # Code from module strerror:
   # Code from module strerror-override:
   # Code from module string:
+  # Code from module strings:
   # Code from module strndup:
   # Code from module strnlen:
   # Code from module strsep:
@@ -377,6 +379,15 @@ AC_DEFUN([gl_INIT],
   gl_STDINT_H
   gl_STDIO_H
   gl_STDLIB_H
+  gl_STRCASE
+  if test $HAVE_STRCASECMP = 0; then
+    AC_LIBOBJ([strcasecmp])
+    gl_PREREQ_STRCASECMP
+  fi
+  if test $HAVE_STRNCASECMP = 0; then
+    AC_LIBOBJ([strncasecmp])
+    gl_PREREQ_STRNCASECMP
+  fi
   gl_FUNC_STRERROR
   if test $REPLACE_STRERROR = 1; then
     AC_LIBOBJ([strerror])
@@ -390,6 +401,7 @@ AC_DEFUN([gl_INIT],
     gl_PREREQ_SYS_H_WINSOCK2
   fi
   gl_HEADER_STRING_H
+  gl_HEADER_STRINGS_H
   gl_FUNC_STRNDUP
   if test $HAVE_STRNDUP = 0 || test $REPLACE_STRNDUP = 1; then
     AC_LIBOBJ([strndup])
@@ -706,12 +718,15 @@ AC_DEFUN([gl_FILE_LIST], [
   lib/stdio.in.h
   lib/stdlib.in.h
   lib/str-two-way.h
+  lib/strcasecmp.c
   lib/streq.h
   lib/strerror-override.c
   lib/strerror-override.h
   lib/strerror.c
   lib/string.in.h
+  lib/strings.in.h
   lib/stripslash.c
+  lib/strncasecmp.c
   lib/strndup.c
   lib/strnlen.c
   lib/strsep.c
@@ -845,8 +860,10 @@ AC_DEFUN([gl_FILE_LIST], [
   m4/stdint_h.m4
   m4/stdio_h.m4
   m4/stdlib_h.m4
+  m4/strcase.m4
   m4/strerror.m4
   m4/string_h.m4
+  m4/strings_h.m4
   m4/strndup.m4
   m4/strnlen.m4
   m4/strsep.m4
diff --git a/gl/m4/strcase.m4 b/gl/m4/strcase.m4
new file mode 100644
index 00000000..22bf57c9
--- /dev/null
+++ b/gl/m4/strcase.m4
@@ -0,0 +1,45 @@
+# strcase.m4 serial 11
+dnl Copyright (C) 2002, 2005-2013 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_STRCASE],
+[
+  gl_FUNC_STRCASECMP
+  gl_FUNC_STRNCASECMP
+])
+
+AC_DEFUN([gl_FUNC_STRCASECMP],
+[
+  AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
+  AC_CHECK_FUNCS([strcasecmp])
+  if test $ac_cv_func_strcasecmp = no; then
+    HAVE_STRCASECMP=0
+  fi
+])
+
+AC_DEFUN([gl_FUNC_STRNCASECMP],
+[
+  AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
+  AC_CHECK_FUNCS([strncasecmp])
+  if test $ac_cv_func_strncasecmp = yes; then
+    HAVE_STRNCASECMP=1
+  else
+    HAVE_STRNCASECMP=0
+  fi
+  AC_CHECK_DECLS([strncasecmp])
+  if test $ac_cv_have_decl_strncasecmp = no; then
+    HAVE_DECL_STRNCASECMP=0
+  fi
+])
+
+# Prerequisites of lib/strcasecmp.c.
+AC_DEFUN([gl_PREREQ_STRCASECMP], [
+  :
+])
+
+# Prerequisites of lib/strncasecmp.c.
+AC_DEFUN([gl_PREREQ_STRNCASECMP], [
+  :
+])
diff --git a/gl/m4/strings_h.m4 b/gl/m4/strings_h.m4
new file mode 100644
index 00000000..76ef2424
--- /dev/null
+++ b/gl/m4/strings_h.m4
@@ -0,0 +1,52 @@
+# Configure a replacement for <strings.h>.
+# serial 6
+
+# Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_HEADER_STRINGS_H],
+[
+  dnl Use AC_REQUIRE here, so that the default behavior below is expanded
+  dnl once only, before all statements that occur in other macros.
+  AC_REQUIRE([gl_HEADER_STRINGS_H_BODY])
+])
+
+AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
+[
+  AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
+
+  gl_CHECK_NEXT_HEADERS([strings.h])
+  if test $ac_cv_header_strings_h = yes; then
+    HAVE_STRINGS_H=1
+  else
+    HAVE_STRINGS_H=0
+  fi
+  AC_SUBST([HAVE_STRINGS_H])
+
+  dnl Check for declarations of anything we want to poison if the
+  dnl corresponding gnulib module is not in use.
+  gl_WARN_ON_USE_PREPARE([[
+    /* Minix 3.1.8 has a bug: <sys/types.h> must be included before
+       <strings.h>.  */
+    #include <sys/types.h>
+    #include <strings.h>
+    ]], [ffs strcasecmp strncasecmp])
+])
+
+AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
+[
+  dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+  AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
+  gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+])
+
+AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],
+[
+  GNULIB_FFS=0;            AC_SUBST([GNULIB_FFS])
+  dnl Assume proper GNU behavior unless another module says otherwise.
+  HAVE_FFS=1;              AC_SUBST([HAVE_FFS])
+  HAVE_STRCASECMP=1;       AC_SUBST([HAVE_STRCASECMP])
+  HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
+])