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Partial backport of:
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commit c4eae75271734f820a7477dbce33f8752af6f003
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Author: Joseph Myers <joseph@codesourcery.com>
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Date: Wed Nov 12 22:39:36 2014 +0000
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Fix __get_nprocs fgets_unlocked namespace (bug 17582).
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(alpha part is missing)
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diff --git a/include/stdio.h b/include/stdio.h
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index 53a2c58ab0c7d7be..cc1908ef0566cea9 100644
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--- a/include/stdio.h
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+++ b/include/stdio.h
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@@ -151,6 +151,8 @@ libc_hidden_proto (fflush_unlocked)
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libc_hidden_proto (fread_unlocked)
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libc_hidden_proto (fwrite_unlocked)
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libc_hidden_proto (fgets_unlocked)
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+extern __typeof (fgets_unlocked) __fgets_unlocked;
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+libc_hidden_proto (__fgets_unlocked)
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libc_hidden_proto (fputs_unlocked)
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libc_hidden_proto (fmemopen)
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libc_hidden_proto (open_memstream)
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diff --git a/libio/iofgets.c b/libio/iofgets.c
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index 984cb86103b13c0f..3621f1c00ec9ea4d 100644
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--- a/libio/iofgets.c
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+++ b/libio/iofgets.c
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@@ -73,6 +73,8 @@ _IO_fgets (buf, n, fp)
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weak_alias (_IO_fgets, fgets)
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# ifndef _IO_MTSAFE_IO
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+strong_alias (_IO_fgets, __fgets_unlocked)
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+libc_hidden_def (__fgets_unlocked)
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weak_alias (_IO_fgets, fgets_unlocked)
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libc_hidden_weak (fgets_unlocked)
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# endif
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diff --git a/libio/iofgets_u.c b/libio/iofgets_u.c
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index e524943a54ba107a..e2cf6373b8178097 100644
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--- a/libio/iofgets_u.c
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+++ b/libio/iofgets_u.c
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@@ -28,7 +28,7 @@
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#include <stdio.h>
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char *
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-fgets_unlocked (buf, n, fp)
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+__fgets_unlocked (buf, n, fp)
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char *buf;
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int n;
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_IO_FILE *fp;
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@@ -66,4 +66,6 @@ fgets_unlocked (buf, n, fp)
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fp->_IO_file_flags |= old_error;
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return result;
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}
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-libc_hidden_def (fgets_unlocked)
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+libc_hidden_def (__fgets_unlocked)
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+weak_alias (__fgets_unlocked, fgets_unlocked)
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+libc_hidden_weak (fgets_unlocked)
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diff --git a/sysdeps/unix/sysv/linux/getsysstats.c b/sysdeps/unix/sysv/linux/getsysstats.c
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index 22285f39f33bf26c..9082b1a7ab29a9f9 100644
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--- a/sysdeps/unix/sysv/linux/getsysstats.c
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+++ b/sysdeps/unix/sysv/linux/getsysstats.c
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@@ -304,7 +304,7 @@ phys_pages_info (const char *format)
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string "processor". We don't have to fear extremely long
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lines since the kernel will not generate them. 8192
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bytes are really enough. */
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- while (fgets_unlocked (buffer, sizeof buffer, fp) != NULL)
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+ while (__fgets_unlocked (buffer, sizeof buffer, fp) != NULL)
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if (sscanf (buffer, format, &result) == 1)
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{
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result /= (__getpagesize () / 1024);
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diff --git a/sysdeps/unix/sysv/linux/sparc/getsysstats.c b/sysdeps/unix/sysv/linux/sparc/getsysstats.c
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index 57d9b95223c6ab33..ceb8a2ba1f9cc9d5 100644
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--- a/sysdeps/unix/sysv/linux/sparc/getsysstats.c
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+++ b/sysdeps/unix/sysv/linux/sparc/getsysstats.c
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@@ -46,7 +46,7 @@
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probed cpus. We don't have to fear extremely long lines since \
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the kernel will not generate them. 8192 bytes are really \
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enough. */ \
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- while (fgets_unlocked ((BUFFER), sizeof (BUFFER), (FP)) != NULL) \
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+ while (__fgets_unlocked ((BUFFER), sizeof (BUFFER), (FP)) != NULL) \
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if (sscanf (buffer, "ncpus probed : %d", &(RESULT)) == 1) \
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break; \
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} \
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