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Diffstat (limited to 'libbb/xfuncs.c')
-rw-r--r--libbb/xfuncs.c89
1 files changed, 69 insertions, 20 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index 820a0d7..43e8aef 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -30,31 +30,38 @@
#ifndef DMALLOC
+#ifdef L_xmalloc
extern void *xmalloc(size_t size)
{
void *ptr = malloc(size);
if (ptr == NULL && size != 0)
- error_msg_and_die(memory_exhausted);
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
return ptr;
}
+#endif
+#ifdef L_xrealloc
extern void *xrealloc(void *ptr, size_t size)
{
ptr = realloc(ptr, size);
if (ptr == NULL && size != 0)
- error_msg_and_die(memory_exhausted);
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
return ptr;
}
+#endif
+#ifdef L_xcalloc
extern void *xcalloc(size_t nmemb, size_t size)
{
void *ptr = calloc(nmemb, size);
if (ptr == NULL && nmemb != 0 && size != 0)
- error_msg_and_die(memory_exhausted);
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
return ptr;
}
+#endif
-extern char * xstrdup (const char *s) {
+#ifdef L_xstrdup
+extern char * bb_xstrdup (const char *s) {
char *t;
if (s == NULL)
@@ -63,79 +70,121 @@ extern char * xstrdup (const char *s) {
t = strdup (s);
if (t == NULL)
- error_msg_and_die(memory_exhausted);
+ bb_error_msg_and_die(bb_msg_memory_exhausted);
return t;
}
#endif
+#endif /* DMALLOC */
-extern char * xstrndup (const char *s, int n) {
+#ifdef L_xstrndup
+extern char * bb_xstrndup (const char *s, int n) {
char *t;
if (s == NULL)
- error_msg_and_die("xstrndup bug");
+ bb_error_msg_and_die("bb_xstrndup bug");
t = xmalloc(++n);
return safe_strncpy(t,s,n);
}
+#endif
-FILE *xfopen(const char *path, const char *mode)
+#ifdef L_xfopen
+FILE *bb_xfopen(const char *path, const char *mode)
{
FILE *fp;
if ((fp = fopen(path, mode)) == NULL)
- perror_msg_and_die("%s", path);
+ bb_perror_msg_and_die("%s", path);
return fp;
}
+#endif
-extern int xopen(const char *pathname, int flags)
+#ifdef L_xopen
+extern int bb_xopen(const char *pathname, int flags)
{
int ret;
ret = open(pathname, flags, 0777);
if (ret == -1) {
- perror_msg_and_die("%s", pathname);
+ bb_perror_msg_and_die("%s", pathname);
}
return ret;
}
+#endif
-extern ssize_t xread(int fd, void *buf, size_t count)
+#ifdef L_xread
+extern ssize_t bb_xread(int fd, void *buf, size_t count)
{
ssize_t size;
size = read(fd, buf, count);
if (size == -1) {
- perror_msg_and_die("Read error");
+ bb_perror_msg_and_die("Read error");
}
return(size);
}
+#endif
-extern void xread_all(int fd, void *buf, size_t count)
+#ifdef L_xread_all
+extern void bb_xread_all(int fd, void *buf, size_t count)
{
ssize_t size;
- size = xread(fd, buf, count);
- if (size != count) {
- error_msg_and_die("Short read");
+ while (count) {
+ if ((size = bb_xread(fd, buf, count)) == 0) { /* EOF */
+ bb_error_msg_and_die("Short read");
+ }
+ count -= size;
}
return;
}
+#endif
-extern unsigned char xread_char(int fd)
+#ifdef L_xread_char
+extern unsigned char bb_xread_char(int fd)
{
char tmp;
- xread_all(fd, &tmp, 1);
+ bb_xread_all(fd, &tmp, 1);
return(tmp);
}
+#endif
+
+#ifdef L_xferror
+extern void bb_xferror(FILE *fp, const char *fn)
+{
+ if (ferror(fp)) {
+ bb_error_msg_and_die("%s", fn);
+ }
+}
+#endif
+
+#ifdef L_xferror_stdout
+extern void bb_xferror_stdout(void)
+{
+ bb_xferror(stdout, bb_msg_standard_output);
+}
+#endif
+
+#ifdef L_xfflush_stdout
+extern void bb_xfflush_stdout(void)
+{
+ if (fflush(stdout)) {
+ bb_perror_msg_and_die(bb_msg_standard_output);
+ }
+}
+#endif
+#ifdef L_strlen
/* Stupid gcc always includes its own builtin strlen()... */
#undef strlen
-size_t xstrlen(const char *string)
+size_t bb_strlen(const char *string)
{
return(strlen(string));
}
+#endif
/* END CODE */
/*