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-rw-r--r--configure.ac46
1 files changed, 46 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 22146e0..cdd7081 100644
--- a/configure.ac
+++ b/configure.ac
@@ -141,6 +141,7 @@ AC_ARG_ENABLE([magic],
AS_HELP_STRING([--enable-magic], [use libmagic to detect file type]),,
[enable_magic=no])
+zstd_mime_type="application/zstd"
if test x"$enable_magic" = x"yes" ; then
save_LIBS="$LIBS"
LIBS="$LIBS -lmagic"
@@ -152,6 +153,48 @@ int main () { magic_t m = magic_open(MAGIC_NONE); }
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([libmagic is needed for magic])])
+
+ dnl *******************************************
+ dnl This check can be removed with file >= 5.38
+ dnl *******************************************
+ AC_MSG_CHECKING([for zstd mime type])
+ AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
+#include <string.h>
+#include <magic.h>]],
+ [[
+ FILE *fptr;
+ char *test_file = "test.zst";
+ char *default_mime_type = "application/zstd";
+ int status = 0;
+ if ((fptr = fopen (test_file,"wb")) == NULL) {
+ status = 1;
+ } else {
+ const unsigned char data[5] = "\x28\xb5\x2f\xfd\0";
+ int i;
+ for (i = 0; i < strlen (data); i++)
+ fwrite (&data[i], 1, 1, fptr);
+ fclose (fptr);
+ magic_t magic_cookie = magic_open (MAGIC_MIME_TYPE);
+ if (magic_cookie == NULL) {
+ status = 1;
+ } else {
+ if (magic_load (magic_cookie, NULL) != 0) {
+ status = 1;
+ } else {
+ const char *mime = magic_file (magic_cookie, test_file);
+ status = (strcmp (default_mime_type, mime) == 0);
+ }
+ magic_close(magic_cookie);
+ }
+ remove (test_file);
+ }
+ return status;]])],
+ [zstd_mime_type="application/x-zstd"],
+ [zstd_mime_type="application/zstd"]
+ )
+ AC_MSG_RESULT($zstd_mime_type)
+ dnl *******************************************
+
LIBS="$save_LIBS"
MAGIC_CFLAGS=
@@ -164,6 +207,9 @@ int main () { magic_t m = magic_open(MAGIC_NONE); }
fi
AM_CONDITIONAL(ENABLE_MAGIC, test x"$enable_magic" != x"no")
+ZSTD_MIME_TYPE="$zstd_mime_type"
+AC_SUBST(ZSTD_MIME_TYPE)
+AC_DEFINE_UNQUOTED(ZSTD_MIME_TYPE, "$zstd_mime_type", [define zstd mime type])
AC_ARG_VAR([CPIO], [Path to the `cpio` command])
AC_PATH_PROGS(CPIO, gcpio cpio, cpio)