89e435f355
POSIX requires that we make a copy, so we allocate a new string and free it in posix_spawn_file_actions_destroy. Reported by David Reid, Alex Gaynor, and Glyph Lefkowitz. This bug may have security implications.
42 lines
788 B
C
42 lines
788 B
C
/* Data structure to contain the action information. */
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struct __spawn_action
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{
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enum
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{
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spawn_do_close,
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spawn_do_dup2,
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spawn_do_open
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} tag;
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union
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{
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struct
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{
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int fd;
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} close_action;
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struct
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{
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int fd;
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int newfd;
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} dup2_action;
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struct
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{
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int fd;
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char *path;
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int oflag;
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mode_t mode;
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} open_action;
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} action;
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};
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#define SPAWN_XFLAGS_USE_PATH 0x1
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#define SPAWN_XFLAGS_TRY_SHELL 0x2
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extern int __posix_spawn_file_actions_realloc (posix_spawn_file_actions_t *
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file_actions);
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extern int __spawni (pid_t *pid, const char *path,
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const posix_spawn_file_actions_t *file_actions,
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const posix_spawnattr_t *attrp, char *const argv[],
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char *const envp[], int xflags);
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