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authorNicholas Clark <nick@ccl4.org>2011-09-21 15:33:09 +0100
committerNicholas Clark <nick@ccl4.org>2011-09-27 22:25:05 +0200
commitae60cb464cebf89579ec0ff91db8b792b2f1e7cd (patch)
treefc1ab2f4a1d4d5360ffaf2df304bfe7c03f8c76c /config_h.SH
parent2982a345b7a1edb63720282eef0fba5c61d0e6b5 (diff)
downloadperl-ae60cb464cebf89579ec0ff91db8b792b2f1e7cd.tar.gz
Where available, use _NSGetExecutablePath() to make $^X absolute.
In Configure, check whether _NSGetExecutablePath() can be used to find the absolute pathname of the executable. If so, set usensgetexecutablepath in config.sh and USE_NSGETEXECUTABLEPATH in config.h. If this is set, then use this approach in S_set_caret_X() to canonicalise $^X as an absolute path. This approach works on OS X, and possible on other platforms that use dyld.
Diffstat (limited to 'config_h.SH')
-rwxr-xr-xconfig_h.SH7
1 files changed, 7 insertions, 0 deletions
diff --git a/config_h.SH b/config_h.SH
index 9281cddff0..7b8d31e6b5 100755
--- a/config_h.SH
+++ b/config_h.SH
@@ -2696,6 +2696,13 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un
*/
#$usekernprocpathname USE_KERN_PROC_PATHNAME /**/
+/* USE_NSGETEXECUTABLEPATH:
+ * This symbol, if defined, indicates that we can use _NSGetExecutablePath
+ * and realpath to get a full path for the executable, and hence convert
+ * $^X to an absolute path.
+ */
+#$usensgetexecutablepath USE_NSGETEXECUTABLEPATH /**/
+
/* Fpos_t:
* This symbol holds the type used to declare file positions in libc.
* It can be fpos_t, long, uint, etc... It may be necessary to include