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Fix warnings. Harden compilation.

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Arun Prakash Jana 2017-04-04 01:40:04 +05:30
parent 8fbd97a1ea
commit aebe6c1898
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GPG key ID: A75979F35C080412
3 changed files with 26 additions and 23 deletions
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4
.travis.yml
View file

@ -13,5 +13,5 @@ matrix:
- os: osx - os: osx
compiler: clang compiler: clang
script: script:
- make CFLAGS='-Werror' - make clean
- make CFLAGS='-Wall -Wextra -Werror' - make

2
Makefile
View file

@ -3,7 +3,7 @@ VERSION = 0.6
PREFIX = /usr/local PREFIX = /usr/local
MANPREFIX = $(PREFIX)/man MANPREFIX = $(PREFIX)/man
CFLAGS += -O3 -march=native CFLAGS += -O3 -march=native -Wall -Wextra -Werror
LDLIBS = -lcurses LDLIBS = -lcurses
DISTFILES = nnn.c config.def.h nnn.1 Makefile README.md LICENSE DISTFILES = nnn.c config.def.h nnn.1 Makefile README.md LICENSE

43
nnn.c
View file

@ -21,6 +21,21 @@
#include <grp.h> #include <grp.h>
#ifdef DEBUG #ifdef DEBUG
static int
xprintf(int fd, const char *fmt, ...)
{
char buf[BUFSIZ];
int r;
va_list ap;
va_start(ap, fmt);
r = vsnprintf(buf, sizeof(buf), fmt, ap);
if (r > 0)
r = write(fd, buf, r);
va_end(ap);
return r;
}
#define DEBUG_FD 8 #define DEBUG_FD 8
#define DPRINTF_D(x) xprintf(DEBUG_FD, #x "=%d\n", x) #define DPRINTF_D(x) xprintf(DEBUG_FD, #x "=%d\n", x)
#define DPRINTF_U(x) xprintf(DEBUG_FD, #x "=%u\n", x) #define DPRINTF_U(x) xprintf(DEBUG_FD, #x "=%u\n", x)
@ -90,6 +105,8 @@ typedef struct entry {
off_t size; off_t size;
} *pEntry; } *pEntry;
typedef unsigned long ulong;
/* Global context */ /* Global context */
static struct entry *dents; static struct entry *dents;
static int ndents, cur; static int ndents, cur;
@ -120,21 +137,6 @@ static void printmsg(char *);
static void printwarn(void); static void printwarn(void);
static void printerr(int, char *); static void printerr(int, char *);
static int
xprintf(int fd, const char *fmt, ...)
{
char buf[BUFSIZ];
int r;
va_list ap;
va_start(ap, fmt);
r = vsnprintf(buf, sizeof(buf), fmt, ap);
if (r > 0)
r = write(fd, buf, r);
va_end(ap);
return r;
}
static void * static void *
xrealloc(void *p, size_t size) xrealloc(void *p, size_t size)
{ {
@ -729,7 +731,6 @@ show_stats(char* fpath, char* fname, struct stat *sb)
{ {
char buf[PATH_MAX + 48]; char buf[PATH_MAX + 48];
char *perms = get_lsperms(sb->st_mode, buf); char *perms = get_lsperms(sb->st_mode, buf);
FILE *pf;
char *p, *begin = buf; char *p, *begin = buf;
clear(); clear();
@ -750,7 +751,7 @@ show_stats(char* fpath, char* fname, struct stat *sb)
sb->st_size, sb->st_blocks, sb->st_blksize, buf); sb->st_size, sb->st_blocks, sb->st_blksize, buf);
/* Show containing device, inode, hardlink count */ /* Show containing device, inode, hardlink count */
sprintf(buf, "%lxh/%lud", sb->st_dev, sb->st_dev); sprintf(buf, "%lxh/%lud", (ulong)sb->st_dev, (ulong)sb->st_dev);
printw("\n Device: %-15s Inode: %-11lu Links: %-9lu", printw("\n Device: %-15s Inode: %-11lu Links: %-9lu",
buf, sb->st_ino, sb->st_nlink); buf, sb->st_ino, sb->st_nlink);
@ -826,7 +827,7 @@ show_stats(char* fpath, char* fname, struct stat *sb)
/* Show exit keys */ /* Show exit keys */
printw("\n\n << (q/Esc)"); printw("\n\n << (q/Esc)");
while (*buf = getch()) for (*buf = getch(); *buf != 'q' && *buf != 27; *buf = getch())
if (*buf == 'q' || *buf == 27) if (*buf == 'q' || *buf == 27)
return; return;
} }
@ -868,7 +869,7 @@ show_help(void)
/* Show exit keys */ /* Show exit keys */
printw("\n\n << (q/Esc)"); printw("\n\n << (q/Esc)");
while (c = getch()) for (c = getch(); c != 'q' && c != 27; c = getch())
if (c == 'q' || c == 27) if (c == 'q' || c == 27)
return; return;
} }
@ -927,6 +928,7 @@ dentfind(struct entry *dents, int n, char *path)
if (!path) if (!path)
return 0; return 0;
int i;
char *p = xmemrchr(path, '/', strlen(path)); char *p = xmemrchr(path, '/', strlen(path));
if (!p) if (!p)
p = path; p = path;
@ -937,7 +939,7 @@ dentfind(struct entry *dents, int n, char *path)
DPRINTF_S(p); DPRINTF_S(p);
for (int i = 0; i < n; i++) for (i = 0; i < n; i++)
if (strcmp(p, dents[i].name) == 0) if (strcmp(p, dents[i].name) == 0)
return i; return i;
@ -1175,6 +1177,7 @@ nochange:
status = system(cmd); status = system(cmd);
continue; continue;
} else { } else {
status++; /* Dummy operation */
printmsg("No association"); printmsg("No association");
goto nochange; goto nochange;
} }