diff options
Diffstat (limited to 'mjit.c')
-rw-r--r-- | mjit.c | 9 |
1 files changed, 8 insertions, 1 deletions
@@ -198,6 +198,8 @@ static char *header_file; static char *pch_file; /* Path of "/tmp", which can be changed to $TMP in MinGW. */ static char *tmp_dir; +/* Portable /dev/null, fetched from file.c */ +static char *null_device; /* Hash like { 1 => true, 2 => true, ... } whose keys are valid `class_serial`s. This is used to invalidate obsoleted CALL_CACHE. */ static VALUE valid_class_serials; @@ -321,7 +323,7 @@ start_process(const char *path, char *const *argv) #else { /* Not calling IO functions between fork and exec for safety */ - FILE *f = fopen("/dev/null", "w"); + FILE *f = fopen(null_device, "w"); int dev_null = fileno(f); fclose(f); @@ -1171,6 +1173,10 @@ mjit_init(struct mjit_options *opts) else { tmp_dir = get_string("/tmp"); } + { + VALUE file_null = rb_const_get(rb_cFile, rb_intern("NULL")); + null_device = get_string(StringValuePtr(file_null)); + } init_header_filename(); pch_file = get_uniq_filename(0, MJIT_TMP_PREFIX "h", ".h.gch"); @@ -1255,6 +1261,7 @@ mjit_finish(void) remove(pch_file); xfree(tmp_dir); tmp_dir = NULL; + xfree(null_device); null_device = NULL; xfree(pch_file); pch_file = NULL; xfree(header_file); header_file = NULL; |