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* dln.c (dln_find_1): supplements an extension for executable
files on DOSish platforms. * io.c (pipe_open): use rb_w32_aspawn() for array form. * win32/win32.c (rb_w32_pipe_exec): no longer used. * win32/win32.c (rb_w32_spawn, rb_w32_aspawn): deals with batch files and commands with extensions. [ruby-core:20695] * win32/win32.c (has_redirection): supports environment variables references. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu
parent
3eb9283504
commit
7ac32d7a16
4 changed files with 200 additions and 206 deletions
15
ChangeLog
15
ChangeLog
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@ -1,3 +1,18 @@
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Sat Dec 20 18:28:26 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* dln.c (dln_find_1): supplements an extension for executable
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files on DOSish platforms.
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* io.c (pipe_open): use rb_w32_aspawn() for array form.
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* win32/win32.c (rb_w32_pipe_exec): no longer used.
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* win32/win32.c (rb_w32_spawn, rb_w32_aspawn): deals with batch
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files and commands with extensions. [ruby-core:20695]
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* win32/win32.c (has_redirection): supports environment variables
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references.
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Sat Dec 20 10:59:16 2008 Yuki Sonoda (Yugui) <yugui@yugui.jp>
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* lib/irb/locale.rb (IRB::Locale#initialize)
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65
dln.c
65
dln.c
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@ -1518,28 +1518,70 @@ dln_find_1(const char *fname, const char *path, char *fbuf, int size,
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register const char *ep;
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register char *bp;
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struct stat st;
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int i, fspace;
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#ifdef DOSISH
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int is_abs = 0, has_path = 0, has_ext = 0;
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const char *p = fname;
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#endif
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#define RETURN_IF(expr) if (expr) return (char *)fname;
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RETURN_IF(!fname);
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#ifdef DOSISH
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# ifndef CharNext
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# define CharNext(p) ((p)+1)
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# endif
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# ifdef DOSISH_DRIVE_LETTER
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if (((p[0] | 0x20) - 'a') < 26 && p[1] == ':') {
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p += 2;
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is_abs = 1;
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}
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# endif
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switch (*p) {
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case '/': case '\\':
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is_abs = 1;
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p++;
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}
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has_path = is_abs;
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while (*p) {
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switch (*p) {
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case '/': case '\\':
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has_path = 1;
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has_ext = 0;
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p++;
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break;
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case '.':
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has_ext = 1;
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p++;
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break;
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default:
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p = CharNext(p);
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}
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}
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ep = bp = 0;
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if (!exe_flag) {
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RETURN_IF(is_abs);
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}
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else if (has_path) {
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RETURN_IF(has_ext);
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i = p - fname;
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if (i + 1 > size) goto toolong;
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fspace = size - i - 1;
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bp = fbuf;
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ep = p;
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memcpy(fbuf, fname, i + 1);
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goto needs_extension;
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}
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#endif
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RETURN_IF(fname[0] == '/');
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RETURN_IF(strncmp("./", fname, 2) == 0 || strncmp("../", fname, 3) == 0);
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RETURN_IF(exe_flag && strchr(fname, '/'));
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#ifdef DOSISH
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RETURN_IF(fname[0] == '\\');
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# ifdef DOSISH_DRIVE_LETTER
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RETURN_IF(strlen(fname) > 2 && fname[1] == ':');
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# endif
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RETURN_IF(strncmp(".\\", fname, 2) == 0 || strncmp("..\\", fname, 3) == 0);
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RETURN_IF(exe_flag && strchr(fname, '\\'));
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#endif
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#undef RETURN_IF
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for (dp = path;; dp = ++ep) {
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register int l;
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int i;
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int fspace;
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/* extract a component */
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ep = strchr(dp, PATH_SEP[0]);
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@ -1602,7 +1644,7 @@ dln_find_1(const char *fname, const char *path, char *fbuf, int size,
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memcpy(bp, fname, i + 1);
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#if defined(DOSISH)
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if (exe_flag) {
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if (exe_flag && !has_ext) {
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static const char extension[][5] = {
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#if defined(__EMX__) || defined(_WIN32)
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".exe", ".com", ".cmd", ".bat",
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@ -1611,6 +1653,7 @@ dln_find_1(const char *fname, const char *path, char *fbuf, int size,
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};
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int j;
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needs_extension:
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for (j = 0; j < sizeof(extension) / sizeof(extension[0]); j++) {
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if (fspace < strlen(extension[j])) {
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fprintf(stderr, "openpath: pathname too long (ignored)\n");
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16
io.c
16
io.c
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@ -13,6 +13,7 @@
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#include "ruby/ruby.h"
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#include "ruby/io.h"
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#include "dln.h"
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#include <ctype.h>
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#include <errno.h>
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@ -4446,9 +4447,8 @@ pipe_open(struct rb_exec_arg *eargp, VALUE prog, const char *modestr, int fmode,
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int status;
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struct popen_arg arg;
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#elif defined(_WIN32)
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int openmode = rb_io_modestr_oflags(modestr);
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const char *exename = NULL;
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volatile VALUE cmdbuf;
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volatile VALUE argbuf;
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char **args;
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struct rb_exec_arg sarg;
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int pair[2], write_pair[2];
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#endif
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@ -4557,8 +4557,6 @@ pipe_open(struct rb_exec_arg *eargp, VALUE prog, const char *modestr, int fmode,
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}
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#elif defined(_WIN32)
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if (argc) {
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volatile VALUE argbuf;
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char **args;
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int i;
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if (argc >= FIXNUM_MAX / sizeof(char *)) {
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@ -4570,10 +4568,6 @@ pipe_open(struct rb_exec_arg *eargp, VALUE prog, const char *modestr, int fmode,
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args[i] = StringValueCStr(argv[i]);
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}
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args[i] = NULL;
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exename = cmd;
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cmdbuf = rb_str_tmp_new(rb_w32_argv_size(args));
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cmd = rb_w32_join_argv(RSTRING_PTR(cmdbuf), args);
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rb_str_resize(argbuf, 0);
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}
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switch (fmode & (FMODE_READABLE|FMODE_WRITABLE)) {
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case FMODE_READABLE|FMODE_WRITABLE:
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@ -4610,7 +4604,9 @@ pipe_open(struct rb_exec_arg *eargp, VALUE prog, const char *modestr, int fmode,
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rb_exec_arg_fixup(eargp);
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rb_run_exec_options(eargp, &sarg);
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}
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while ((pid = rb_w32_spawn(P_NOWAIT, cmd, exename)) == -1) {
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while ((pid = (args ?
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rb_w32_aspawn(P_NOWAIT, 0, args) :
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rb_w32_spawn(P_NOWAIT, cmd, 0))) == -1) {
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/* exec failed */
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switch (errno) {
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case EAGAIN:
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310
win32/win32.c
310
win32/win32.c
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@ -349,6 +349,17 @@ flock(int fd, int oper)
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(DWORD)-1);
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}
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static inline char *
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translate_char(char *p, int from, int to)
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{
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while (*p) {
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if ((unsigned char)*p == from)
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*p = to;
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p = CharNext(p);
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}
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return p;
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}
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static void
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init_env(void)
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{
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@ -377,11 +388,7 @@ init_env(void)
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alloc->lpVtbl->Release(alloc);
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}
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if (f) {
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char *p = env;
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while (*p) {
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if (*p == '\\') *p = '/';
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p = CharNext(p);
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}
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char *p = translate_char(env, '\\', '/');
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if (p - env == 2 && env[1] == ':') {
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*p++ = '/';
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*p = 0;
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@ -752,143 +759,33 @@ rb_w32_join_argv(char *cmd, char *const *argv)
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return cmd;
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}
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rb_pid_t
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rb_w32_pipe_exec(const char *cmd, const char *prog, int mode, int *pipe,
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int *write_pipe)
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#ifdef HAVE_SYS_PARAM_H
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# include <sys/param.h>
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#else
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# define MAXPATHLEN 512
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#endif
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#define STRNDUPA(ptr, src, len) \
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(((char *)memcpy(((ptr) = ALLOCA_N(char, (len) + 1)), (src), (len)))[len] = 0)
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static int
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check_spawn_mode(int mode)
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{
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struct ChildRecord* child;
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HANDLE hIn, hOut;
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HANDLE hDupIn, hDupOut;
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HANDLE hCurProc;
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SECURITY_ATTRIBUTES sa;
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BOOL reading, writing;
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int ret;
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/* Figure out what we're doing... */
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if (mode & O_RDWR) {
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reading = writing = TRUE;
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}
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else if (mode & O_WRONLY) {
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reading = FALSE;
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writing = TRUE;
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}
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else {
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reading = TRUE;
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writing = FALSE;
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}
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mode &= ~(O_RDWR|O_RDONLY|O_WRONLY|O_TEXT);
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mode |= O_BINARY;
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sa.nLength = sizeof (SECURITY_ATTRIBUTES);
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sa.lpSecurityDescriptor = NULL;
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sa.bInheritHandle = TRUE;
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ret = -1;
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RUBY_CRITICAL(do {
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/* create pipe */
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hCurProc = GetCurrentProcess();
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hIn = hOut = hDupIn = hDupOut = NULL;
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if (reading) {
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HANDLE hTmpIn;
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if (!CreatePipe(&hTmpIn, &hOut, &sa, 2048L)) {
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errno = map_errno(GetLastError());
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break;
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}
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if (!DuplicateHandle(hCurProc, hTmpIn, hCurProc, &hDupIn, 0,
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FALSE, DUPLICATE_SAME_ACCESS)) {
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errno = map_errno(GetLastError());
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CloseHandle(hTmpIn);
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CloseHandle(hOut);
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break;
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}
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CloseHandle(hTmpIn);
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hTmpIn = NULL;
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}
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if (writing) {
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HANDLE hTmpOut;
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if (!CreatePipe(&hIn, &hTmpOut, &sa, 2048L)) {
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errno = map_errno(GetLastError());
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break;
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}
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if (!DuplicateHandle(hCurProc, hTmpOut, hCurProc, &hDupOut, 0,
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FALSE, DUPLICATE_SAME_ACCESS)) {
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errno = map_errno(GetLastError());
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CloseHandle(hIn);
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CloseHandle(hTmpOut);
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break;
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}
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CloseHandle(hTmpOut);
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hTmpOut = NULL;
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}
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/* create child process */
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child = CreateChild(cmd, prog, &sa, hIn, hOut, NULL);
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if (!child) {
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if (hIn)
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CloseHandle(hIn);
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if (hOut)
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CloseHandle(hOut);
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if (hDupIn)
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CloseHandle(hDupIn);
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if (hDupOut)
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CloseHandle(hDupOut);
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break;
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}
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/* associate handle to file descritor */
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if (reading) {
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*pipe = rb_w32_open_osfhandle((intptr_t)hDupIn, O_RDONLY | mode);
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if (writing)
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*write_pipe = rb_w32_open_osfhandle((intptr_t)hDupOut,
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O_WRONLY | mode);
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}
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else {
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*pipe = rb_w32_open_osfhandle((intptr_t)hDupOut, O_WRONLY | mode);
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}
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if (hIn)
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CloseHandle(hIn);
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if (hOut)
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CloseHandle(hOut);
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if (reading && writing && *write_pipe == -1) {
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if (*pipe != -1)
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rb_w32_close(*pipe);
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else
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CloseHandle(hDupIn);
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CloseHandle(hDupOut);
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CloseChildHandle(child);
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break;
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}
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else if (*pipe == -1) {
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if (reading)
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CloseHandle(hDupIn);
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else
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CloseHandle(hDupOut);
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CloseChildHandle(child);
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break;
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}
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ret = child->pid;
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} while (0));
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return ret;
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}
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rb_pid_t
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rb_w32_spawn(int mode, const char *cmd, const char *prog)
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{
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struct ChildRecord *child;
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DWORD exitcode;
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switch (mode) {
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case P_NOWAIT:
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case P_OVERLAY:
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break;
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return 0;
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default:
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errno = EINVAL;
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return -1;
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}
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}
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static rb_pid_t
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child_result(struct ChildRecord *child, int mode)
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{
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DWORD exitcode;
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child = CreateChild(cmd, prog, NULL, NULL, NULL, NULL);
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if (!child) {
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return -1;
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}
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|
@ -906,22 +803,6 @@ rb_w32_spawn(int mode, const char *cmd, const char *prog)
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}
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}
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rb_pid_t
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rb_w32_aspawn(int mode, const char *prog, char *const *argv)
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{
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int len = rb_w32_argv_size(argv);
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char *cmd = ALLOCA_N(char, len);
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if (!prog) prog = argv[0];
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return rb_w32_spawn(mode, rb_w32_join_argv(cmd, argv), prog);
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}
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#ifdef HAVE_SYS_PARAM_H
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# include <sys/param.h>
|
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#else
|
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# define MAXPATHLEN 512
|
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#endif
|
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|
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static struct ChildRecord *
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CreateChild(const char *cmd, const char *prog, SECURITY_ATTRIBUTES *psa,
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HANDLE hInput, HANDLE hOutput, HANDLE hError)
|
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|
|
@ -931,10 +812,7 @@ CreateChild(const char *cmd, const char *prog, SECURITY_ATTRIBUTES *psa,
|
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STARTUPINFO aStartupInfo;
|
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PROCESS_INFORMATION aProcessInformation;
|
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SECURITY_ATTRIBUTES sa;
|
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const char *shell;
|
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struct ChildRecord *child;
|
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char *p = NULL;
|
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char fbuf[MAXPATHLEN];
|
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|
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if (!cmd && !prog) {
|
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errno = EFAULT;
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|
|
@ -981,6 +859,40 @@ CreateChild(const char *cmd, const char *prog, SECURITY_ATTRIBUTES *psa,
|
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|
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dwCreationFlags = (NORMAL_PRIORITY_CLASS);
|
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|
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RUBY_CRITICAL({
|
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fRet = CreateProcess(prog, (char *)cmd, psa, psa,
|
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psa->bInheritHandle, dwCreationFlags, NULL, NULL,
|
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&aStartupInfo, &aProcessInformation);
|
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errno = map_errno(GetLastError());
|
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});
|
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|
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if (!fRet) {
|
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child->pid = 0; /* release the slot */
|
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return NULL;
|
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}
|
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|
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CloseHandle(aProcessInformation.hThread);
|
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|
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child->hProcess = aProcessInformation.hProcess;
|
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child->pid = (rb_pid_t)aProcessInformation.dwProcessId;
|
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|
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if (!IsWinNT()) {
|
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/* On Win9x, make pid positive similarly to cygwin and perl */
|
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child->pid = -child->pid;
|
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}
|
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|
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return child;
|
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}
|
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|
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rb_pid_t
|
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rb_w32_spawn(int mode, const char *cmd, const char *prog)
|
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{
|
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char fbuf[MAXPATHLEN];
|
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char *p = NULL;
|
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const char *shell = NULL;
|
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|
||||
if (check_spawn_mode(mode)) return -1;
|
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|
||||
if (prog) {
|
||||
if (!(p = dln_find_exe_r(prog, NULL, fbuf, sizeof(fbuf)))) {
|
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shell = prog;
|
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|
|
@ -1024,20 +936,17 @@ CreateChild(const char *cmd, const char *prog, SECURITY_ATTRIBUTES *psa,
|
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p = dln_find_exe_r(cmd, NULL, fbuf, sizeof(fbuf));
|
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break;
|
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}
|
||||
if (strchr(".:*?\"/\\", *prog)) {
|
||||
if (strchr(":*?\"/\\", *prog)) {
|
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if (cmd[len]) {
|
||||
char *tmp = ALLOCA_N(char, len + 1);
|
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memcpy(tmp, cmd, len);
|
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tmp[len] = 0;
|
||||
cmd = tmp;
|
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STRNDUPA(p, cmd, len);
|
||||
}
|
||||
p = dln_find_exe_r(p ? p : cmd, NULL, fbuf, sizeof(fbuf));
|
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cmd += len;
|
||||
break;
|
||||
}
|
||||
if (ISSPACE(*prog) || strchr("<>|", *prog)) {
|
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len = prog - cmd;
|
||||
p = ALLOCA_N(char, len + 1);
|
||||
memcpy(p, cmd, len);
|
||||
p[len] = 0;
|
||||
STRNDUPA(p, cmd, len);
|
||||
p = dln_find_exe_r(p, NULL, fbuf, sizeof(fbuf));
|
||||
break;
|
||||
}
|
||||
|
|
@ -1047,36 +956,61 @@ CreateChild(const char *cmd, const char *prog, SECURITY_ATTRIBUTES *psa,
|
|||
}
|
||||
if (p) {
|
||||
shell = p;
|
||||
while (*p) {
|
||||
if ((unsigned char)*p == '/')
|
||||
*p = '\\';
|
||||
p = CharNext(p);
|
||||
}
|
||||
translate_char(p, '/', '\\');
|
||||
}
|
||||
|
||||
RUBY_CRITICAL({
|
||||
fRet = CreateProcess(shell, (char *)cmd, psa, psa,
|
||||
psa->bInheritHandle, dwCreationFlags, NULL, NULL,
|
||||
&aStartupInfo, &aProcessInformation);
|
||||
errno = map_errno(GetLastError());
|
||||
});
|
||||
return child_result(CreateChild(cmd, shell, NULL, NULL, NULL, NULL), mode);
|
||||
}
|
||||
|
||||
if (!fRet) {
|
||||
child->pid = 0; /* release the slot */
|
||||
return NULL;
|
||||
rb_pid_t
|
||||
rb_w32_aspawn(int mode, const char *prog, char *const *argv)
|
||||
{
|
||||
int len, differ = 0, c_switch =0;
|
||||
const char *shell;
|
||||
char *cmd, fbuf[MAXPATHLEN];
|
||||
|
||||
if (check_spawn_mode(mode)) return -1;
|
||||
|
||||
if (!prog) prog = argv[0];
|
||||
if ((shell = getenv("COMSPEC")) &&
|
||||
(has_redirection(prog) ||
|
||||
is_internal_cmd(prog, !is_command_com(shell)))) {
|
||||
prog = shell;
|
||||
c_switch = 1;
|
||||
differ = 1;
|
||||
}
|
||||
|
||||
CloseHandle(aProcessInformation.hThread);
|
||||
|
||||
child->hProcess = aProcessInformation.hProcess;
|
||||
child->pid = (rb_pid_t)aProcessInformation.dwProcessId;
|
||||
|
||||
if (!IsWinNT()) {
|
||||
/* On Win9x, make pid positive similarly to cygwin and perl */
|
||||
child->pid = -child->pid;
|
||||
else if ((cmd = dln_find_exe_r(prog, NULL, fbuf, sizeof(fbuf)))) {
|
||||
if (cmd == prog) strlcpy(cmd = fbuf, prog, sizeof(fbuf));
|
||||
translate_char(cmd, '/', '\\');
|
||||
prog = cmd;
|
||||
argv++;
|
||||
differ = 1;
|
||||
}
|
||||
|
||||
return child;
|
||||
else if (strchr(prog, '/')) {
|
||||
strlcpy(fbuf, prog, sizeof(fbuf));
|
||||
translate_char(fbuf, '/', '\\');
|
||||
prog = fbuf;
|
||||
argv++;
|
||||
differ = 1;
|
||||
}
|
||||
if (differ) {
|
||||
char *progs[2];
|
||||
progs[0] = (char *)prog;
|
||||
progs[1] = NULL;
|
||||
len = rb_w32_argv_size(progs);
|
||||
if (c_switch) len += 3;
|
||||
if (argv[0]) len += rb_w32_argv_size(argv);
|
||||
cmd = ALLOCA_N(char, len);
|
||||
rb_w32_join_argv(cmd, progs);
|
||||
if (c_switch) strlcat(cmd, " /c", len);
|
||||
if (argv[0]) rb_w32_join_argv(cmd + strlcat(cmd, " ", len), argv);
|
||||
}
|
||||
else {
|
||||
len = rb_w32_argv_size(argv);
|
||||
cmd = ALLOCA_N(char, len);
|
||||
rb_w32_join_argv(cmd, argv);
|
||||
}
|
||||
return child_result(CreateChild(cmd, prog, NULL, NULL, NULL, NULL), mode);
|
||||
}
|
||||
|
||||
typedef struct _NtCmdLineElement {
|
||||
|
|
@ -1176,6 +1110,12 @@ has_redirection(const char *cmd)
|
|||
ptr++;
|
||||
break;
|
||||
|
||||
case '%':
|
||||
if (*++ptr != '_' && !ISALPHA(*ptr)) break;
|
||||
while (*++ptr == '_' || ISALNUM(*ptr));
|
||||
if (*ptr++ == '%') return TRUE;
|
||||
break;
|
||||
|
||||
case '\\':
|
||||
ptr++;
|
||||
default:
|
||||
|
|
|
|||
Loading…
Reference in a new issue