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Appease splint -weak +posixlib, stopped using gnu89 in favour of good ol' c89 + POSIX 200809

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Emil 2023-11-13 05:37:03 +00:00
parent 62125c878b
commit 6d41b1da14
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GPG Key ID: 5432DB986FDBCF8A
1 changed files with 10 additions and 7 deletions
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bake.c
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@ -3,9 +3,11 @@
* *
* Licensed under the GNU Public License version 3 only, see LICENSE. * Licensed under the GNU Public License version 3 only, see LICENSE.
* *
* @BAKE cc -std=gnu89 -O2 $@ -o $* $+ # @STOP * @BAKE cc -std=c89 -O2 $@ -o $* $+ # @STOP
*/ */
#define _POSIX_C_SOURCE 200809L
#include <assert.h> #include <assert.h>
#include <ctype.h> #include <ctype.h>
#include <errno.h> #include <errno.h>
@ -121,14 +123,14 @@ static map_t
map(char * fn) { map(char * fn) {
struct stat s; struct stat s;
int fd; int fd;
map_t m = {0}; map_t m = (map_t) {0};
fd = open(fn, O_RDONLY); fd = open(fn, O_RDONLY);
if (fd != -1) { if (fd != -1) {
if (!fstat(fd,&s) if (!fstat(fd,&s)
&& s.st_mode & S_IFREG && s.st_mode & S_IFREG
&& s.st_size) { && s.st_size) {
m.len = s.st_size; m.len = (size_t) s.st_size;
m.str = (char *) mmap(NULL, s.st_size, PROT_READ, MAP_SHARED, fd, 0); m.str = (char *) mmap(NULL, m.len, PROT_READ, MAP_SHARED, fd, 0);
} }
close(fd); close(fd);
} }
@ -139,6 +141,7 @@ map(char * fn) {
static char * static char *
find_region(map_t m) { find_region(map_t m) {
extern char * strndup(const char * s, size_t n); /* for splint */
char * buf = NULL, * start, * stop; char * buf = NULL, * start, * stop;
start = find(START, m.str, m.str + m.len); start = find(START, m.str, m.str + m.len);
@ -165,14 +168,14 @@ find_region(map_t m) {
} }
if (stop) if (stop)
{ buf = strndup(start, (stop - m.str) - (start - m.str)); } { buf = strndup(start, (size_t) (stop - m.str) - (start - m.str)); }
} }
return buf; return buf;
} }
static int static int
root(char ** rootp) { root(char ** rootp) {
char x[1] = "\0"; char x[1] = {'\0'};
char * root = *rootp; char * root = *rootp;
size_t len = strlen(root); size_t len = strlen(root);
int ret; int ret;
@ -280,7 +283,7 @@ main(int argc, char ** argv) {
char * buf = NULL; char * buf = NULL;
/* changing this to "" creates many additional allocations */ /* changing this to "" creates many additional allocations */
setlocale(LC_ALL, "C"); (void) setlocale(LC_ALL, "C");
if (argc < 2 if (argc < 2
|| !strcmp(argv[1], "-h") || !strcmp(argv[1], "-h")