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Proper way to get executable path on Mac OS X #1302

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Proper way to get executable path on Mac OS X #1302

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11 changes: 10 additions & 1 deletion vis-lua.c
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,10 @@
#include "vis-core.h"
#include "text-motions.h"

#ifdef _DARWIN_C_SOURCE
#include <libproc.h>
#endif

#ifndef VIS_PATH
#define VIS_PATH "/usr/local/share/vis"
#endif
Expand Down Expand Up @@ -3228,7 +3232,12 @@ static void vis_lua_init(Vis *vis) {
vis_lua_path_add(vis, path);
}

ssize_t len = readlink("/proc/self/exe", path, sizeof(path)-1);
ssize_t len;
#ifdef _DARWIN_C_SOURCE
len = proc_pidpath(getpid(), path, sizeof(path));
#else
len = readlink("/proc/self/exe", path, sizeof(path)-1);
#endif
if (len > 0) {
path[len] = '\0';
/* some idiotic dirname(3) implementations return pointers to statically
Expand Down