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authorMattias Andrée <maandree@operamail.com>2014-12-10 02:21:00 +0100
committerMattias Andrée <maandree@operamail.com>2014-12-10 02:21:00 +0100
commit7179f51176e1f3af53694e09d7ea2ca602403cf1 (patch)
treedb24424529090c7ac819e2ec9724c855dbb2d53e /doc/info
parenttypo (diff)
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no more direct allocations, always use macros, unless using alloca
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'doc/info')
-rw-r--r--doc/info/mds.texinfo30
1 files changed, 28 insertions, 2 deletions
diff --git a/doc/info/mds.texinfo b/doc/info/mds.texinfo
index 6f30a39..cb6ac6d 100644
--- a/doc/info/mds.texinfo
+++ b/doc/info/mds.texinfo
@@ -3884,15 +3884,24 @@ requires @code{size_t i} is declared.
@item @code{xmalloc} [(@code{type* var, size_t elements, type}) @arrow{} @code{int}]
Allocates a @code{type*} with @code{elements}
-elements and store the allocated pointer to
+elements and stores the allocated pointer to
@code{var}. Returns zero on and only on success.
+@item @code{xbmalloc} [(@code{type* var, size_t bytes}) @arrow{} @code{int}]
+Allocates @code{bytes} bytes and stores the allocated
+pointer to @code{var}. Returns zero on and only on success.
+
@item @code{xcalloc} [(@code{type* var, size_t elements, type}) @arrow{} @code{int}]
Allocates a zero-initialised @code{type*} with
-@code{elements} elements and store the allocated
+@code{elements} elements and stores the allocated
pointer to @code{var}. Returns zero on and only
on success.
+@item @code{xbcalloc} [(@code{type* var, size_t bytes}) @arrow{} @code{int}]
+Allocates and zero-initialises @code{bytes} bytess
+and stores the allocated pointer to @code{var}.
+Returns zero on and only on success.
+
@item @code{xrealloc} [(@code{type* var, size_t elements, type}) @arrow{} @code{int}]
Reallocates @code{var} and updates the variable
@code{var} accordingly. @code{var} will be
@@ -3913,6 +3922,14 @@ on success, and @code{old} set to @code{var}
on error. Like @code{xrealloc}, @code{xxrealloc}
returns zero on and only on success.
+@item @code{yrealloc} [(@code{type* tmp, type* var, size_t elements, type}) @arrow{} @code{int}]
+Variant of @code{xrealloc} that will
+store @code{var} to @code{tmp} before
+reallocating @code{var} and then restore
+@code{var} if the reallocation failed.
+Like @code{xrealloc}, @code{yrealloc}
+returns zero on and only on success.
+
@item @code{growalloc} [(@code{type* old, type* var, size_t elements, type}) @arrow{} @code{int}]
When using this macro @code{var} should
be a @code{type*} pointer allocated for
@@ -3925,6 +3942,15 @@ an auxiliary @code{type*} variable and
specify it in as the @code{old} parameter.
Returns zero on and only on success.
+@item @code{xstrdup} [(@code{char* var, const char original}) @arrow{} @code{int}]
+Wrapper for @code{strdup} that
+returns zero on and only on success.
+@code{original} is duplicate and the
+duplicate is stored in the variable
+@code{var}. If @code{original} is
+@code{NULL}, @code{var} is set to
+@code{NULL} and zero is returned.
+
@item @code{xperror} [(@code{const char* str}) @arrow{} @code{void}]
Invokes @code{perror(str)} if and only if
@code{errno} is non-zero and then sets