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grep: make "-f -" work (+ testsuite)

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diff: small code shrink

function                                             old     new   delta
grep_main                                            722     714      -8
diffreg                                             1825    1793     -32
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-40)             Total: -40 bytes
This commit is contained in:
Denis Vlasenko
2008-06-07 05:19:31 +00:00
parent 401de648a7
commit a05c0716c2
3 changed files with 13 additions and 8 deletions
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12
findutils/grep.c
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@ -126,7 +126,7 @@ struct globals {
typedef struct grep_list_data_t {
char *pattern;
regex_t preg;
#define PATTERN_MEM_A 1
#define ALLOCATED 1
#define COMPILED 2
int flg_mem_alocated_compiled;
} grep_list_data_t;
@ -363,10 +363,10 @@ static void load_regexes_from_file(llist_t *fopt)
fopt = cur->link;
free(cur);
f = xfopen(ffile, "r");
f = xfopen_stdin(ffile);
while ((line = xmalloc_fgetline(f)) != NULL) {
llist_add_to(&pattern_head,
new_grep_list_data(line, PATTERN_MEM_A));
new_grep_list_data(line, ALLOCATED));
}
}
}
@ -486,7 +486,7 @@ int grep_main(int argc, char **argv)
argc--;
}
/* argv[(optind)..(argc-1)] should be names of file to grep through. If
/* argv[0..(argc-1)] should be names of file to grep through. If
* there is more than one file to grep, we will print the filenames. */
if (argc > 1)
print_filename = 1;
@ -535,9 +535,9 @@ int grep_main(int argc, char **argv)
grep_list_data_t *gl = (grep_list_data_t *)pattern_head_ptr->data;
pattern_head = pattern_head->link;
if ((gl->flg_mem_alocated_compiled & PATTERN_MEM_A))
if (gl->flg_mem_alocated_compiled & ALLOCATED)
free(gl->pattern);
if ((gl->flg_mem_alocated_compiled & COMPILED))
if (gl->flg_mem_alocated_compiled & COMPILED)
regfree(&(gl->preg));
free(gl);
free(pattern_head_ptr);