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authorMattias Andrée <maandree@kth.se>2018-02-20 21:14:09 +0100
committerMattias Andrée <maandree@kth.se>2018-02-20 21:14:09 +0100
commit88a3f68cf80a9323a9556ff1c05eb75bdefd4b15 (patch)
treef0c897391f8d166ef8f8655a56806f7a1ef2aeef
parentMerge pull request #1 from pranomostro/master (diff)
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Treat all files as regular files
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--loc.c55
1 files changed, 5 insertions, 50 deletions
diff --git a/loc.c b/loc.c
index 3f58bc9..70c21ba 100644
--- a/loc.c
+++ b/loc.c
@@ -137,55 +137,12 @@ zuwidth(size_t num)
return sprintf(buf, "%zu", num);
}
-static int
-xopen(const char *path, int flags, int *closep)
-{
- int fd;
- const char *num;
- unsigned long int tmp;
-
- *closep = 0;
-
- if (!strcmp(path, "/dev/stdin"))
- return STDIN_FILENO;
- if (!strcmp(path, "/dev/stdout"))
- return STDOUT_FILENO;
- if (!strcmp(path, "/dev/stderr"))
- return STDERR_FILENO;
- if (strncmp(path, "/dev/fd/", sizeof("/dev/fd/") - 1)) {
- num = &path[sizeof("/dev/fd/") - 1];
- goto inherited;
- }
- if (strncmp(path, "/proc/self/fd/", sizeof("/proc/self/fd/") - 1)) {
- num = &path[sizeof("/proc/self/fd/") - 1];
- goto inherited;
- }
-
-normal:
- fd = open(path, flags);
- if (fd < 0) {
- fprintf(stderr, "%s: %s: %s\n", argv0, path, strerror(errno));
- return -1;
- }
- *closep = 1;
- return fd;
-
-inherited:
- if (!isdigit(*num))
- goto normal;
- errno = 0;
- tmp = strtoul(num, (void *)&num, 10);
- if (errno || *num || tmp > (unsigned long int)INT_MAX)
- goto normal;
- return (int)tmp;
-}
-
int
main(int argc, char *argv[])
{
ssize_t n;
struct result *res;
- int i, fd, doclose, maxleft = 0, maxright = 0, maxwidth, left, right, ret = 0;
+ int i, fd, maxleft = 0, maxright = 0, maxwidth, left, right, ret = 0;
ARGBEGIN {
default:
@@ -196,12 +153,11 @@ main(int argc, char *argv[])
if (!argc || !strcmp(argv[0], "-")) {
n = count(STDIN_FILENO, "<stdin>");
} else {
- fd = xopen(argv[0], O_RDONLY, &doclose);
+ fd = open(argv[0], O_RDONLY);
if (fd < 0)
return 1;
n = count(fd, argv[0]);
- if (doclose)
- close(fd);
+ close(fd);
}
printf("%zi\n", n);
} else {
@@ -210,12 +166,11 @@ main(int argc, char *argv[])
for (i = 0; i < argc; i++) {
if (!strcmp(argv[i], "-")) {
res[i].n = count(STDIN_FILENO, "<stdin>");
- } else if ((fd = xopen(argv[i], O_RDONLY, &doclose)) < 0) {
+ } else if ((fd = open(argv[i], O_RDONLY)) < 0) {
res[i].n = -1;
} else {
res[i].n = count(fd, argv[i]);
- if (doclose)
- close(fd);
+ close(fd);
}
if (res[i].n >= 0) {
left = strwidth(argv[i]);