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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-04-04 01:17:34 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-04-04 01:17:34 +0000 |
commit | 1f9d0992aba18316b2e08ce2ce00b0b5eb524e48 (patch) | |
tree | d7c5bb12fb376dfe6b1d5ae65f840297d9b51a95 /io.c | |
parent | 9c64c3ed5c45084e62f46fc6b5d80948697c3f86 (diff) | |
download | ruby-1f9d0992aba18316b2e08ce2ce00b0b5eb524e48.tar.gz |
* io.c (pipe_open): raise NotImplementedError for command "-" on
platforms where fork(2) is not available. [ruby-dev:30681]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12144 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 16 |
1 files changed, 9 insertions, 7 deletions
@@ -3059,11 +3059,11 @@ pipe_open(int argc, VALUE *argv, const char *mode) #if defined(HAVE_FORK) && defined(HAVE_SOCKETPAIR) int status; struct popen_arg arg; - volatile int doexec; #elif defined(_WIN32) int openmode = rb_io_mode_modenum(mode); char *exename = NULL; #endif + volatile int doexec; char *cmd; FILE *fp = 0; int fd = -1; @@ -3074,9 +3074,10 @@ pipe_open(int argc, VALUE *argv, const char *mode) prog = argv[0]; } -#if defined(HAVE_FORK) && defined(HAVE_SOCKETPAIR) cmd = StringValueCStr(prog); doexec = (strcmp("-", cmd) != 0); + +#if defined(HAVE_FORK) && defined(HAVE_SOCKETPAIR) if (!doexec) { fflush(stdin); /* is it really needed? */ rb_io_flush(rb_stdout); @@ -3136,6 +3137,7 @@ pipe_open(int argc, VALUE *argv, const char *mode) fd = arg.pair[1]; } #elif defined(_WIN32) + if (!doexec) rb_notimplement(); if (argc) { char **args = ALLOCA_N(char *, argc+1); int i; @@ -3148,9 +3150,6 @@ pipe_open(int argc, VALUE *argv, const char *mode) rb_w32_join_argv(cmd, args); exename = RSTRING_PTR(prog); } - else { - cmd = StringValueCStr(prog); - } while ((pid = rb_w32_pipe_exec(cmd, exename, openmode, &fd)) == -1) { /* exec failed */ switch (errno) { @@ -3166,9 +3165,12 @@ pipe_open(int argc, VALUE *argv, const char *mode) } } #else - if (argc) + if (!doexec) rb_notimplement(); + if (argc) { prog = rb_ary_join(rb_ary_new4(argc, argv), rb_str_new2(" ")); - fp = popen(StringValueCStr(prog), mode); + cmd = StringValueCStr(prog); + } + fp = popen(cmd, mode); if (!fp) rb_sys_fail(RSTRING_PTR(prog)); fd = fileno(fp); #endif |