diff options
author | kevlo <kevlo@FreeBSD.org> | 2010-08-10 06:58:12 +0000 |
---|---|---|
committer | kevlo <kevlo@FreeBSD.org> | 2010-08-10 06:58:12 +0000 |
commit | a61fa6e933b83fcfbac9e8b0405c1fd93b9d4169 (patch) | |
tree | 2b8e27cb10ebced176694a5dc3bbd1b7a906ca41 | |
parent | 781d513f0b768f89b98bbff174dff6687a16550c (diff) | |
download | FreeBSD-src-a61fa6e933b83fcfbac9e8b0405c1fd93b9d4169.zip FreeBSD-src-a61fa6e933b83fcfbac9e8b0405c1fd93b9d4169.tar.gz |
Use NULL instead of 0 when setting up pointer.
-rw-r--r-- | usr.bin/indent/indent.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/usr.bin/indent/indent.c b/usr.bin/indent/indent.c index 7820ebe..161a758 100644 --- a/usr.bin/indent/indent.c +++ b/usr.bin/indent/indent.c @@ -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); } |