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-rw-r--r--gnu/packages/patches/glibc-bootstrap-system.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/gnu/packages/patches/glibc-bootstrap-system.patch b/gnu/packages/patches/glibc-bootstrap-system.patch
new file mode 100644
index 0000000000..7208cce3f4
--- /dev/null
+++ b/gnu/packages/patches/glibc-bootstrap-system.patch
@@ -0,0 +1,28 @@
+We want to allow builds in chroots that lack /bin/sh. Thus, system(3)
+and popen(3) need to be tweaked to use the right shell. For the bootstrap
+glibc, we just use whatever `sh' can be found in $PATH. The final glibc
+instead uses the hard-coded absolute file name of `bash'.
+
+--- a/sysdeps/posix/system.c
++++ b/sysdeps/posix/system.c
+@@ -134,7 +134,7 @@ do_system (const char *line)
+ INIT_LOCK ();
+
+ /* Exec the shell. */
+- (void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
++ (void) __execvpe (SHELL_NAME, (char *const *) new_argv, __environ);
+ _exit (127);
+ }
+ else if (pid < (pid_t) 0)
+
+--- b/libio/iopopen.c 2012-06-30 21:12:34.000000000 +0200
++++ b/libio/iopopen.c 2012-12-19 12:52:29.000000000 +0100
+@@ -226,7 +226,7 @@ _IO_new_proc_open (fp, command, mode)
+ _IO_close (fd);
+ }
+
+- _IO_execl ("/bin/sh", "sh", "-c", command, (char *) 0);
++ execlp ("sh", "sh", "-c", command, (char *) 0);
+ _IO__exit (127);
+ }
+ _IO_close (child_end);