diff options
Diffstat (limited to 'usr.bin/uniq/uniq.c')
| -rw-r--r-- | usr.bin/uniq/uniq.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/usr.bin/uniq/uniq.c b/usr.bin/uniq/uniq.c index 4727c14..701e58b 100644 --- a/usr.bin/uniq/uniq.c +++ b/usr.bin/uniq/uniq.c @@ -67,6 +67,7 @@ void show(FILE *, char *); char *skip(char *); void obsolete(char *[]); static void usage(void); +int stricoll(char *, char*); int main (argc, argv) @@ -151,9 +152,9 @@ main (argc, argv) /* If different, print; set previous to new value. */ if (iflag) - comp = strcasecmp(t1, t2); + comp = stricoll(t1, t2); else - comp = strcmp(t1, t2); + comp = strcoll(t1, t2); if (comp) { show(ofp, prevline); @@ -251,3 +252,18 @@ usage() "usage: uniq [-c | -d | -u] [-i] [-f fields] [-s chars] [input [output]]\n"); exit(1); } + +int +stricoll(s1, s2) + char *s1, *s2; +{ + char *p, line1[MAXLINELEN], line2[MAXLINELEN]; + + for (p = line1; *s1; s1++) + *p++ = tolower((unsigned char)*s1); + *p = '\0'; + for (p = line2; *s2; s2++) + *p++ = tolower((unsigned char)*s2); + *p = '\0'; + return strcoll(line1, line2); +} |
