detect nsec struct stat systems

fixes #2

meson.build

@@ -11,6 +11,15 @@ deps = [
   dependency('emotion', version: '>= 1.26.0'),
   m_dep
 ]
+
+bsd = ['bsd', 'freebsd', 'dragonfly', 'netbsd', 'openbsd']
+linux = ['linux']
+sun = ['sunos']
+
+sys_linux = linux.contains(host_machine.system())
+sys_bsd = bsd.contains(host_machine.system())
+sys_sun = sun.contains(host_machine.system())
+
 dir_prefix = get_option('prefix')
 dir_bin = join_paths(dir_prefix, get_option('bindir'))
 dir_lib = join_paths(dir_prefix, get_option('libdir'))
@@ -32,6 +41,11 @@ cfg.set       ('_POSIX_PTHREAD_SEMANTICS', 1)
 cfg.set       ('_ALL_SOURCE'             , 1)
 cfg.set       ('_POSIX_SOURCE'           , 1)
 cfg.set       ('_POSIX_1_SOURCE'         , 1)
+
+if sys_linux or sys_bsd or sys_sun
+  cfg.set('STAT_NSEC', '1')
+endif
+
 configure_file(output: 'efm_config.h', configuration: cfg)
 subdir('src')
 subdir('data')

src/shared/common/sha.c

@@ -1,8 +1,10 @@
 #include "sha.h"
+#include "efm_config.h"
 #include <Eina.h>
 #include <arpa/inet.h>
 #include <string.h>
 #include <stdio.h>
+#include <sys/stat.h>
 
 void
 sha1_stat(const struct stat *st, unsigned char dst[20])

src/shared/common/sha.h

@@ -1,8 +1,8 @@
 #ifndef SHA_H
 # define SHA_H 1
 
-// get nsec in stat
-#define STAT_NSEC       1
+# include "efm_config.h"
+
 #include <sys/stat.h>
 
 void sha1_stat(const struct stat *st, unsigned char dst[20]);