diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 46 |
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) |