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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-06-23 06:52:39 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-06-23 06:52:39 +0000
commit67dcad92b7fb9f8b95c8e4925061527fc8a8db3d (patch)
tree5b3dd49b72fbb459deeab5e049f85f5718eafd8e /dln.c
parenteb050525c069ae82473a63fa0788acd5ceb7e04c (diff)
* string.c (rb_str_upto): generate sequence according to "succ"
order. formerly check was done by dictionary order. [ruby-talk:74138] * string.c (rb_string_value): fill constant empty string along with setting ELTS_SHARED if str->ptr is NULL. [ruby-core:01179] * string.c (rb_string_value_ptr): ditto. * string.c (rb_check_string_type): ditto. * string.c (str_gsub): move END(0) check before mbclen2(). * string.c (scan_once): reduce END(0) check. * io.c (rb_io_initialize): accept fixnum mode. * eval.c (error_print): replace strchr() by memchr(), einfo may contain "\0". * pack.c (pack_unpack): range check for "@" move; initialize check for "m". * error.c (syserr_initialize): avoid buffer overflow. * file.c (rb_file_s_readlink): expand buffer until readlink succeed. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3982 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'dln.c')
-rw-r--r--dln.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/dln.c b/dln.c
index f6950e1..267b9f6 100644
--- a/dln.c
+++ b/dln.c
@@ -1662,6 +1662,7 @@ dln_find_1(fname, path, exe_flag)
const char* mac_fullpath;
#endif
+ if (!fname) return fname;
if (fname[0] == '/') return fname;
if (strncmp("./", fname, 2) == 0 || strncmp("../", fname, 3) == 0)
return fname;