Author: kevlo
Date: Tue Aug 10 06:58:12 2010
New Revision: 211132
URL: http://svn.freebsd.org/changeset/base/211132
Log:
Use NULL instead of 0 when setting up pointer.
Modified:
head/usr.bin/indent/indent.c
Modified: head/usr.bin/indent/indent.c
==============================================================================
--- head/usr.bin/indent/indent.c Tue Aug 10 06:25:08 2010
(r211131)
+++ head/usr.bin/indent/indent.c Tue Aug 10 06:58:12 2010
(r211132)
@@ -199,21 +199,21 @@ main(int argc, char **argv)
* look thru args (if any) for changes to defaults
*/
if (argv[i][0] != '-') {/* no flag on parameter */
- if (input == 0) { /* we must have the input file */
+ if (input == NULL) { /* we must have the input file */
in_name = argv[i]; /* remember name of input file */
input = fopen(in_name, "r");
- if (input == 0) /* check for open error */
+ if (input == NULL) /* check for open error */
err(1, "%s", in_name);
continue;
}
- else if (output == 0) { /* we have the output file */
+ else if (output == NULL) { /* we have the output file */
out_name = argv[i]; /* remember name of output file */
if (strcmp(in_name, out_name) == 0) { /* attempt to overwrite
* the file */
errx(1, "input and output files must be different");
}
output = fopen(out_name, "w");
- if (output == 0) /* check for create error */
+ if (output == NULL) /* check for create error */
err(1, "%s", out_name);
continue;
}
@@ -222,9 +222,9 @@ main(int argc, char **argv)
else
set_option(argv[i]);
} /* end of for */
- if (input == 0)
+ if (input == NULL)
input = stdin;
- if (output == 0) {
+ if (output == NULL) {
if (troff || input == stdin)
output = stdout;
else {
@@ -1223,11 +1223,11 @@ bakcopy(void)
/* re-open backup file as the input file */
input = fopen(bakfile, "r");
- if (input == 0)
+ if (input == NULL)
err(1, "%s", bakfile);
/* now the original input file will be the output */
output = fopen(in_name, "w");
- if (output == 0) {
+ if (output == NULL) {
unlink(bakfile);
err(1, "%s", in_name);
}
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