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ruby-runner.c.in: ignore empty env

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* template/ruby-runner.c.in (main): ignore empty or separator-only
  value.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52035 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-10-05 06:29:58 +00:00
parent 24e4a93edc
commit c09cdd9f5e
1 changed files with 3 additions and 0 deletions
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template/ruby-runner.c.in
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@ -14,6 +14,9 @@ main(int argc, char **argv)
static const char builddir[] = BUILDDIR; static const char builddir[] = BUILDDIR;
const char *libpath = getenv(LIBPATHENV); const char *libpath = getenv(LIBPATHENV);
if (libpath) { if (libpath) {
while (*libpath == PATH_SEP) ++libpath;
}
if (libpath && *libpath) {
size_t n = strlen(libpath); size_t n = strlen(libpath);
char *e = malloc(sizeof(builddir)+n+1); char *e = malloc(sizeof(builddir)+n+1);
memcpy(e, builddir, sizeof(builddir)-1); memcpy(e, builddir, sizeof(builddir)-1);