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fix whitespace/coding style

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This commit is contained in:
Mike Frysinger 2005-05-12 22:25:41 +00:00
parent a84a512700
commit 0d605e98b2
1 changed files with 28 additions and 27 deletions
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55
coreutils/comm.c
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@ -38,17 +38,21 @@ static int only_file_2;
static int both;
/* writeline outputs the input given, appropriately aligned according to class */
static void writeline (char *line, int class) {
static void writeline (char *line, int class)
{
switch (class) {
case 1: if (!only_file_1)
case 1:
if (!only_file_1)
return;
break;
case 2: if (!only_file_2)
case 2:
if (!only_file_2)
return;
if (only_file_1)
putchar('\t');
break;
case 3: if (!both)
case 3:
if (!both)
return;
if (only_file_1)
putchar('\t');
@ -56,50 +60,49 @@ static void writeline (char *line, int class) {
putchar('\t');
break;
}
fputs(line, stdout);
fputs(line, stdout);
}
/* This is the real core of the program - lines are compared here */
static int cmp_files(char **infiles) {
static int cmp_files(char **infiles)
{
char thisline[2][100];
FILE *streams[2];
int i = 0;
for (i = 0; i < 2; i++) {
streams[i] = (strcmp(infiles[i], "=") == 0 ? stdin : fopen(infiles[i], "r"));
fgets(thisline[i], 100, streams[i]);
}
while (thisline[0] || thisline[1]) {
int order = 0;
int tl0_len = strlen(thisline[0]);
int tl1_len = strlen(thisline[1]);
if (!thisline[0])
order = 1;
else if (!thisline[1])
else if (!thisline[1])
order = -1;
else {
order = memcmp(thisline[0], thisline[1], tl0_len < tl1_len ? tl0_len : tl1_len);
if (!order)
order = tl0_len < tl1_len ? -1 : tl0_len != tl1_len;
}
if ((order == 0) && (!feof(streams[0])) && (!feof(streams[1])))
writeline(thisline[1], 3);
else if ((order > 0) && (!feof(streams[1])))
writeline(thisline[1], 2);
else if ((order < 0) && (!feof(streams[0])))
writeline(thisline[0], 1);
if (feof(streams[0]) && feof(streams[1])) {
fclose(streams[0]);
fclose(streams[1]);
break;
}
else if (feof(streams[0])) {
} else if (feof(streams[0])) {
while (!feof(streams[1])) {
if (order < 0)
writeline(thisline[1], 2);
@ -108,9 +111,8 @@ static int cmp_files(char **infiles) {
fclose(streams[0]);
fclose(streams[1]);
break;
}
else if (feof(streams[1])) {
} else if (feof(streams[1])) {
while (!feof(streams[0])) {
if (order > 0)
writeline(thisline[0], 1);
@ -119,8 +121,8 @@ static int cmp_files(char **infiles) {
fclose(streams[0]);
fclose(streams[1]);
break;
}
else {
} else {
if (order >= 0)
fgets(thisline[1], 100, streams[1]);
if (order <= 0)
@ -131,19 +133,18 @@ static int cmp_files(char **infiles) {
return 0;
}
int comm_main (int argc, char **argv) {
int comm_main (int argc, char **argv)
{
unsigned long opt;
only_file_1 = 1;
only_file_2 = 1;
both = 1;
opt = bb_getopt_ulflags(argc, argv, "123");
if ((opt & 0x80000000UL) || (optind == argc)) {
bb_show_usage();
}
if ((opt & 0x80000000UL) || (optind == argc))
bb_show_usage();
if (opt & COMM_OPT_1)
only_file_1 = 0;
if (opt & COMM_OPT_2)