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30 lines
1 KiB
Diff
30 lines
1 KiB
Diff
We want to allow builds in chroots that lack /bin/sh. Thus, system(3)
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and popen(3) need to be tweaked to use the right shell. For the bootstrap
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glibc, we just use whatever `sh' can be found in $PATH. The final glibc
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instead uses the hard-coded absolute file name of `bash'.
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--- a/sysdeps/posix/system.c
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+++ b/sysdeps/posix/system.c
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@@ -106,8 +106,8 @@ do_system (const char *line)
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(void) UNBLOCK;
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/* Exec the shell. */
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- (void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
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+ (void) execvp (SHELL_NAME, (char *const *) new_argv);
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_exit (127);
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}
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else if (pid < (pid_t) 0)
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/* The fork failed. */
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--- a/libio/iopopen.c
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+++ b/libio/iopopen.c
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@@ -170,7 +170,7 @@ _IO_new_proc_open (fp, command, mode)
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for (p = proc_file_chain; p; p = p->next)
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_IO_close (_IO_fileno ((_IO_FILE *) p));
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- _IO_execl ("/bin/sh", "sh", "-c", command, (char *) 0);
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+ execlp ("sh", "sh", "-c", command, (char *) 0);
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_IO__exit (127);
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}
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_IO_close (child_end);
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