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authorGlenn L McGrath <bug1@ihug.co.nz>2002-12-23 11:54:56 +0000
committerGlenn L McGrath <bug1@ihug.co.nz>2002-12-23 11:54:56 +0000
commit76ff0da4d2b3127bcdcb5053377da4602d45e139 (patch)
tree0c01ace478b225ce9bc8b715d78b98015515b832 /coreutils
parentc00c56e7c8d2446c2c91445afbaad77c3ee72175 (diff)
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Support the obsolete '+' option
Diffstat (limited to 'coreutils')
-rw-r--r--coreutils/tail.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/coreutils/tail.c b/coreutils/tail.c
index 024441e73..1703eefc6 100644
--- a/coreutils/tail.c
+++ b/coreutils/tail.c
@@ -69,12 +69,27 @@ int tail_main(int argc, char **argv)
69 char *s, *start, *end, buf[BUFSIZ]; 69 char *s, *start, *end, buf[BUFSIZ];
70 int i, opt; 70 int i, opt;
71 71
72 if (( argc >= 2 ) && ( argv [1][0] == '-' ) && isdigit ( argv [1][1] )) { 72 if (argc >= 2) {
73 count = atoi ( &argv [1][1] ); 73 int line_num;
74 optind = 2; 74 switch (argv[1][0]) {
75 case '+':
76 from_top = 1;
77 /* FALLS THROUGH */
78 case '-':
79 line_num = atoi(&argv[1][1]);
80 if (line_num != 0) {
81 optind = 2;
82 count = line_num;
83 }
84 break;
85 }
75 } 86 }
76 87
77 while ((opt = getopt(argc, argv, "c:fhn:q:s:v")) > 0) { 88#ifdef CONFIG_FEATURE_FANCY_TAIL
89 while ((opt = getopt(argc, argv, "c:fn:q:s:v")) > 0) {
90#else
91 while ((opt = getopt(argc, argv, "fn:")) > 0) {
92#endif
78 switch (opt) { 93 switch (opt) {
79 case 'f': 94 case 'f':
80 follow = 1; 95 follow = 1;