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Code refactor

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This commit is contained in:
Arun Prakash Jana 2019-03-09 14:56:18 +05:30
parent f77d9bef3d
commit 33768a6cff
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GPG key ID: A75979F35C080412
1 changed files with 23 additions and 13 deletions
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36
src/nnn.c
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@ -175,7 +175,7 @@ disabledbg()
#define EMPTY " "
#define CURSYM(flag) ((flag) ? CURSR : EMPTY)
#define FILTER '/'
#define REGEX_MAX 128
#define REGEX_MAX 48
#define BM_MAX 10
#define ENTRY_INCR 64 /* Number of dir 'entry' structures to allocate per shot */
#define NAMEBUF_INCR 0x800 /* 64 dir entries at once, avg. 32 chars per filename = 64*32B = 2KB */
@ -419,6 +419,7 @@ static char mv[] = "mvg -gi";
#define STR_DATE_ID 4
#define STR_UNSAFE 5
#define STR_TMPFILE 6
#define STR_ARGLIMIT 7
static const char * const messages[] = {
"nftw failed",
@ -428,6 +429,7 @@ static const char * const messages[] = {
"%F %T %z",
"unsafe cmd",
"/.nnnXXXXXX",
"one arg max",
};
/* Supported config env vars */
@ -1083,7 +1085,7 @@ static char *xgetenv(const char *name, char *fallback)
* Parse a string to get program and argument
* NOTE: original string may be modified
*/
static void getprogarg(char *prog, char **arg)
static bool getprogarg(char *prog, char **arg)
{
const char *argptr;
@ -1097,13 +1099,14 @@ static void getprogarg(char *prog, char **arg)
/* Make sure there are no more args */
while (*argptr) {
if (isblank(*argptr)) {
fprintf(stderr, "Too many args [%s]\n", prog);
exit(1);
}
if (isblank(*argptr))
return FALSE;
++argptr;
}
}
return TRUE;
}
/* Check if a dir exists, IS a dir and is readable */
@ -1928,6 +1931,7 @@ static inline void resetdircolor(int flags)
/*
* Replace escape characters in a string with '?'
* Adjust string length to maxcols if > 0;
* Max supported str length: NAME_MAX;
*
* Interestingly, note that unescape() uses g_buf. What happens if
* str also points to g_buf? In this case we assume that the caller
@ -1939,12 +1943,12 @@ static inline void resetdircolor(int flags)
*/
static char *unescape(const char *str, uint maxcols)
{
static wchar_t wbuf[PATH_MAX] __attribute__ ((aligned));
static wchar_t wbuf[NAME_MAX + 1] __attribute__ ((aligned));
static wchar_t *buf = wbuf;
static size_t len, lencount;
/* Convert multi-byte to wide char */
len = mbstowcs(wbuf, str, PATH_MAX);
len = mbstowcs(wbuf, str, NAME_MAX);
//g_buf[0] = '\0';
@ -1969,7 +1973,7 @@ static char *unescape(const char *str, uint maxcols)
}
/* Convert wide char to multi-byte */
wcstombs(g_buf, wbuf, PATH_MAX);
wcstombs(g_buf, wbuf, NAME_MAX);
return g_buf;
}
@ -3599,7 +3603,10 @@ nochange:
break;
case SEL_OPENWITH:
dir = NULL;
getprogarg(tmp, &dir); /* dir used as tmp var */
if (!getprogarg(tmp, &dir)) { /* dir used as tmp var */
printmsg(messages[STR_ARGLIMIT]);
goto nochange;
}
mkpath(path, dents[cur].name, newpath);
spawn(tmp, dir, newpath, path, r);
break;
@ -4029,14 +4036,17 @@ int main(int argc, char *argv[])
/* Get PAGER */
pager = xgetenv(envs[PAGER], "less");
getprogarg(pager, &pager_arg);
DPRINTF_S(pager);
DPRINTF_S(pager_arg);
/* Get SHELL */
shell = xgetenv(envs[SHELL], "sh");
getprogarg(shell, &shell_arg);
DPRINTF_S(shell);
if (!getprogarg(pager, &pager_arg) || !getprogarg(shell, &shell_arg)) {
fprintf(stderr, "%s\n", messages[STR_ARGLIMIT]);
return 1;
}
DPRINTF_S(pager_arg);
DPRINTF_S(shell_arg);
DPRINTF_S(getenv("PWD"));