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changeset 17597:6c3a5469bbfc

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freadable, fwritable, fwriting: declare with the "pure" attribute * lib/freadable.h (freadable): Declare with the "pure" attribute. * lib/fwritable.h (fwritable): Likewise. * lib/fwriting.h (fwriting): Likewise. Suggested by Bruno Haible.
author Jim Meyering <meyering@fb.com>
date Fri, 03 Jan 2014 17:17:27 -0800
parents 31d5dfacc483
children 386365d65046
files ChangeLog lib/freadable.h lib/fwritable.h lib/fwriting.h
diffstat 4 files changed, 9 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2014-01-03  Jim Meyering  <meyering@fb.com>
 
+	freadable, fwritable, fwriting: declare with the "pure" attribute
+	* lib/freadable.h (freadable): Declare with the "pure" attribute.
+	* lib/fwritable.h (fwritable): Likewise.
+	* lib/fwriting.h (fwriting): Likewise.
+	Suggested by Bruno Haible.
+
 	maint.mk: adapt openat.h-include-without-use test
 	* top/maint.mk (sc_prohibit_openat_without_use): Also check for
 	FCHMODAT_INLINE, FCHOWNAT_INLINE and STATAT_INLINE, to avoid
--- a/lib/freadable.h
+++ b/lib/freadable.h
@@ -33,7 +33,7 @@
 extern "C" {
 # endif
 
-extern bool freadable (FILE *stream);
+extern bool freadable (FILE *stream) _GL_ATTRIBUTE_PURE;
 
 # ifdef __cplusplus
 }
--- a/lib/fwritable.h
+++ b/lib/fwritable.h
@@ -33,7 +33,7 @@
 extern "C" {
 # endif
 
-extern bool fwritable (FILE *stream);
+extern bool fwritable (FILE *stream) _GL_ATTRIBUTE_PURE;
 
 # ifdef __cplusplus
 }
--- a/lib/fwriting.h
+++ b/lib/fwriting.h
@@ -44,7 +44,7 @@
 extern "C" {
 # endif
 
-extern bool fwriting (FILE *stream);
+extern bool fwriting (FILE *stream) _GL_ATTRIBUTE_PURE;
 
 # ifdef __cplusplus
 }