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add open_read_close() and similar stuff

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This commit is contained in:
Denis Vlasenko
2006-10-14 02:23:43 +00:00
parent 88ca067690
commit ea62077b85
38 changed files with 228 additions and 234 deletions
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24
util-linux/readprofile.c
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@@ -44,9 +44,9 @@ static const char defaultpro[] = "/proc/profile";
int readprofile_main(int argc, char **argv)
{
FILE *map;
int proFd;
const char *mapFile, *proFile, *mult=0;
unsigned long len=0, indx=1;
unsigned long indx=1;
size_t len;
uint64_t add0=0;
unsigned int step;
unsigned int *buf, total, fn_len;
@@ -97,20 +97,8 @@ int readprofile_main(int argc, char **argv)
/*
* Use an fd for the profiling buffer, to skip stdio overhead
*/
proFd = xopen(proFile,O_RDONLY);
if (((int)(len=lseek(proFd,0,SEEK_END)) < 0)
|| (lseek(proFd,0,SEEK_SET) < 0))
bb_perror_msg_and_die(proFile);
buf = xmalloc(len);
if (read(proFd,buf,len) != len)
bb_perror_msg_and_die(proFile);
close(proFd);
len = INT_MAX;
buf = xmalloc_open_read_close(proFile, &len);
if (!optNative) {
int entries = len/sizeof(*buf);
int big = 0,small = 0,i;
@@ -123,8 +111,8 @@ int readprofile_main(int argc, char **argv)
small++;
}
if (big > small) {
bb_error_msg("Assuming reversed byte order. "
"Use -n to force native byte order.");
bb_error_msg("assuming reversed byte order, "
"use -n to force native byte order");
for (p = buf; p < buf+entries; p++)
for (i = 0; i < sizeof(*buf)/2; i++) {
unsigned char *b = (unsigned char *) p;