diff options
Diffstat (limited to '')
| -rw-r--r-- | ch5/5-14_rsort.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/ch5/5-14_rsort.c b/ch5/5-14_rsort.c index b39a20c..5b19e6d 100644 --- a/ch5/5-14_rsort.c +++ b/ch5/5-14_rsort.c @@ -29,7 +29,6 @@ int numcmp(const char *, const char *); void my_qsort(void *v[], int left, int right, int (*comp)(const char *, const char *)) { int i, last; void swap(void *v[], int, int); - if (left >= right) { return; } @@ -47,7 +46,6 @@ void my_qsort(void *v[], int left, int right, int (*comp)(const char *, const ch int numcmp(const char *s1, const char *s2) { double v1, v2; - v1 = atof(s1); v2 = atof(s2); if (v1 < v2) { @@ -61,7 +59,6 @@ int numcmp(const char *s1, const char *s2) { void swap(void *v[], int i, int j) { void *temp; - temp = v[i]; v[i] = v[j]; v[j] = temp; @@ -75,7 +72,7 @@ int readlines(char *lineptr[], int maxlines) { if (nlines >= maxlines || (p = alloc(len)) == NULL) { return -1; } else { - line[len-1] = '\0'; + line[len - 1] = '\0'; strcpy(p, line); lineptr[nlines++] = p; } @@ -123,17 +120,16 @@ char *alloc(int n) { } /* sort input lines */ -int main (int argc, char *argv[]) { +int main(int argc, char *argv[]) { int nlines; /* number of input lines read */ int numeric = 0; /* 1 if numeric sort */ int reverse = 0; /* 1 if reverse sort */ - if (argc > 1) { int i, j; for (i = 1, j = 0; --argc; i++) { if (argv[i][j++] == '-') { while (argv[i][j] != '\0') { - switch(argv[i][j]) { + switch (argv[i][j]) { case 'n': numeric = 1; break; |