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Add suffix stripping support to basename

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-Erik
This commit is contained in:
Erik Andersen
2000-05-10 05:00:31 +00:00
parent 0a027e6880
commit ac130e1dca
4 changed files with 47 additions and 18 deletions
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22
coreutils/basename.c
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@ -26,12 +26,14 @@
extern int basename_main(int argc, char **argv)
{
char* s, *s1;
int m, n;
char *s, *s1;
if ((argc < 2) || (**(argv + 1) == '-')) {
usage("basename [FILE ...]\n"
usage("basename FILE [SUFFIX]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nStrips directory path and suffixes from FILE(s).\n"
"\nStrips directory path and suffixes from FILE.\n"
"If specified, also removes any trailing SUFFIX.\n"
#endif
);
}
@ -40,10 +42,20 @@ extern int basename_main(int argc, char **argv)
s1=*argv+strlen(*argv)-1;
while (s1 && *s1 == '/') {
*s1 = '\0';
s1=*argv+strlen(*argv)-1;
s1--;
}
s = strrchr(*argv, '/');
printf("%s\n", (s)? s + 1 : *argv);
if (s==NULL) s=*argv;
else s++;
if (argc>2) {
argv++;
n = strlen(*argv);
m = strlen(s);
if (m>=n && strncmp(s+m-n, *argv, n)==0)
s[m-n] = '\0';
}
printf("%s\n", s);
exit(TRUE);
}