94 lines
3.2 KiB
Diff
94 lines
3.2 KiB
Diff
From ccedd08802f62ed896f69d778e6a106d00f9ab58 Mon Sep 17 00:00:00 2001
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From: Mans Rullgard <mans@mansr.com>
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Date: Tue, 8 Dec 2015 22:52:41 +0000
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Subject: [PATCH] Clean up lsx_malloc() and friends
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---
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src/Makefile.am | 2 +-
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src/xmalloc.c | 30 +++++++++++++++++++++++++-----
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src/xmalloc.h | 7 ++++---
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3 files changed, 30 insertions(+), 9 deletions(-)
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diff --git a/src/Makefile.am b/src/Makefile.am
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index cd44ae4d..42573ec5 100644
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--- a/src/Makefile.am
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+++ b/src/Makefile.am
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@@ -95,7 +95,7 @@ libsox_la_LIBADD += @GOMP_LIBS@
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libsox_la_CFLAGS = @WARN_CFLAGS@
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libsox_la_LDFLAGS = @APP_LDFLAGS@ -version-info @SHLIB_VERSION@ \
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- -export-symbols-regex '^(sox_.*|lsx_(check_read_params|(close|open)_dllibrary|(debug(_more|_most)?|fail|report|warn)_impl|eof|error|fail_errno|filelength|find_(enum_(text|value)|file_extension)|flush|getopt(_init)?|lpc10_(create_(de|en)coder_state|(de|en)code)|raw(read|write)|read(_b_buf|buf|chars)|realloc|rewind|seeki|sigfigs3p?|strcasecmp|tell|unreadb|write(b|_b_buf|buf|s)))$$'
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+ -export-symbols-regex '^(sox_.*|lsx_(([cm]|re)alloc|check_read_params|(close|open)_dllibrary|(debug(_more|_most)?|fail|report|warn)_impl|eof|error|fail_errno|filelength|find_(enum_(text|value)|file_extension)|flush|getopt(_init)?|lpc10_(create_(de|en)coder_state|(de|en)code)|raw(read|write)|read(_b_buf|buf|chars)|rewind|seeki|sigfigs3p?|strcasecmp|strdup|tell|unreadb|write(b|_b_buf|buf|s)))$$'
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if HAVE_WIN32_LTDL
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libsox_la_SOURCES += win32-ltdl.c win32-ltdl.h
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diff --git a/src/xmalloc.c b/src/xmalloc.c
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index 9bf15969..56fe6944 100644
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--- a/src/xmalloc.c
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+++ b/src/xmalloc.c
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@@ -20,6 +20,16 @@
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#include "sox_i.h"
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#include <stdlib.h>
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+static void *lsx_checkptr(void *ptr)
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+{
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+ if (!ptr) {
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+ lsx_fail("out of memory");
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+ exit(2);
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+ }
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+
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+ return ptr;
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+}
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+
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/* Resize an allocated memory area; abort if not possible.
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*
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* For malloc, `If the size of the space requested is zero, the behavior is
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@@ -34,10 +44,20 @@ void *lsx_realloc(void *ptr, size_t newsize)
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return NULL;
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}
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- if ((ptr = realloc(ptr, newsize)) == NULL) {
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- lsx_fail("out of memory");
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- exit(2);
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- }
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+ return lsx_checkptr(realloc(ptr, newsize));
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+}
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+
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+void *lsx_malloc(size_t size)
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+{
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+ return lsx_checkptr(malloc(size + !size));
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+}
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+
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+void *lsx_calloc(size_t n, size_t size)
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+{
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+ return lsx_checkptr(calloc(n + !n, size + !size));
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+}
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- return ptr;
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+char *lsx_strdup(const char *s)
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+{
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+ return lsx_checkptr(strdup(s));
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}
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diff --git a/src/xmalloc.h b/src/xmalloc.h
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index 9ee77f63..92ac64d9 100644
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--- a/src/xmalloc.h
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+++ b/src/xmalloc.h
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@@ -23,10 +23,11 @@
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#include <stddef.h>
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#include <string.h>
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-#define lsx_malloc(size) lsx_realloc(NULL, (size))
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-#define lsx_calloc(n,s) (((n)*(s))? memset(lsx_malloc((n)*(s)),0,(n)*(s)) : NULL)
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+LSX_RETURN_VALID void *lsx_malloc(size_t size);
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+LSX_RETURN_VALID void *lsx_calloc(size_t n, size_t size);
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+LSX_RETURN_VALID char *lsx_strdup(const char *s);
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+
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#define lsx_Calloc(v,n) v = lsx_calloc(n,sizeof(*(v)))
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-#define lsx_strdup(p) ((p)? strcpy((char *)lsx_malloc(strlen(p) + 1), p) : NULL)
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#define lsx_memdup(p,s) ((p)? memcpy(lsx_malloc(s), p, s) : NULL)
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#define lsx_valloc(v,n) v = lsx_malloc((n)*sizeof(*(v)))
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#define lsx_revalloc(v,n) v = lsx_realloc(v, (n)*sizeof(*(v)))
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--
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2.22.0
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