From 5c7596058dedb99ab0fbe773cc7ac61a2ffe9fbf Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Sat, 28 Oct 2006 12:37:16 +0000 Subject: ls: cleanup part 1 --- coreutils/ls.c | 448 +++++++++++++++++++++++---------------------------------- 1 file changed, 179 insertions(+), 269 deletions(-) (limited to 'coreutils/ls.c') diff --git a/coreutils/ls.c b/coreutils/ls.c index 40e922846..f31a49682 100644 --- a/coreutils/ls.c +++ b/coreutils/ls.c @@ -98,18 +98,18 @@ enum { #define TIME_ACCESS ((1U<<24) * ENABLE_FEATURE_LS_TIMESTAMPS) #define TIME_MASK ((3U<<23) * ENABLE_FEATURE_LS_TIMESTAMPS) -#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS +#if ENABLE_FEATURE_LS_FOLLOWLINKS #define FOLLOW_LINKS (1U<<25) #endif -#ifdef CONFIG_FEATURE_HUMAN_READABLE +#if ENABLE_FEATURE_HUMAN_READABLE #define LS_DISP_HR (1U<<26) #endif #define LIST_SHORT (LIST_FILENAME) -#define LIST_ISHORT (LIST_INO | LIST_FILENAME) +//#define LIST_ISHORT (LIST_INO | LIST_FILENAME) #define LIST_LONG (LIST_MODEBITS | LIST_NLINKS | LIST_ID_NAME | LIST_SIZE | \ LIST_DATE_TIME | LIST_FILENAME | LIST_SYMLINK) -#define LIST_ILONG (LIST_INO | LIST_LONG) +//#define LIST_ILONG (LIST_INO | LIST_LONG) #define SPLIT_DIR 1 #define SPLIT_FILE 0 @@ -123,22 +123,23 @@ enum { #endif /* colored LS support by JaWi, janwillem.janssen@lxtreme.nl */ -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR -static int show_color = 0; +static int show_color; /* long option entry used only for --color, which has no short option * equivalent. */ -static const struct option ls_color_opt[] = -{ - {"color", optional_argument, NULL, 1}, - {NULL, 0, NULL, 0} +static const struct option ls_color_opt[] = { + { "color", optional_argument, NULL, 1 }, + { NULL, 0, NULL, 0 } }; #define COLOR(mode) ("\000\043\043\043\042\000\043\043"\ "\000\000\044\000\043\000\000\040" [TYPEINDEX(mode)]) #define ATTR(mode) ("\00\00\01\00\01\00\01\00"\ "\00\00\01\00\01\00\00\01" [TYPEINDEX(mode)]) +#else +enum { show_color = 0 }; #endif /* @@ -149,9 +150,7 @@ struct dnode { /* the basic node */ char *fullname; /* the dir entry name */ int allocated; struct stat dstat; /* the file stat info */ -#ifdef CONFIG_SELINUX - security_context_t sid; -#endif + USE_SELINUX(security_context_t sid;) struct dnode *next; /* point at the next node */ }; typedef struct dnode dnode_t; @@ -160,14 +159,16 @@ static struct dnode **list_dir(const char *); static struct dnode **dnalloc(int); static int list_single(struct dnode *); -static unsigned int all_fmt; +static unsigned all_fmt; -#ifdef CONFIG_FEATURE_AUTOWIDTH -static unsigned terminal_width = TERMINAL_WIDTH; +#if ENABLE_FEATURE_AUTOWIDTH static unsigned tabstops = COLUMN_GAP; +static unsigned terminal_width = TERMINAL_WIDTH; #else -#define tabstops COLUMN_GAP -#define terminal_width TERMINAL_WIDTH +enum { + tabstops = COLUMN_GAP, + terminal_width = TERMINAL_WIDTH, +}; #endif static int status = EXIT_SUCCESS; @@ -176,15 +177,12 @@ static struct dnode *my_stat(char *fullname, char *name) { struct stat dstat; struct dnode *cur; -#ifdef CONFIG_SELINUX - security_context_t sid=NULL; -#endif + USE_SELINUX(security_context_t sid = NULL;) -#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS - if (all_fmt & FOLLOW_LINKS) { -#ifdef CONFIG_SELINUX + if (ENABLE_FEATURE_LS_FOLLOWLINKS && (all_fmt & FOLLOW_LINKS)) { +#if ENABLE_SELINUX if (is_selinux_enabled()) { - getfilecon(fullname,&sid); + getfilecon(fullname, &sid); } #endif if (stat(fullname, &dstat)) { @@ -192,12 +190,10 @@ static struct dnode *my_stat(char *fullname, char *name) status = EXIT_FAILURE; return 0; } - } else -#endif - { -#ifdef CONFIG_SELINUX - if (is_selinux_enabled()) { - lgetfilecon(fullname,&sid); + } else { +#if ENABLE_SELINUX + if (is_selinux_enabled()) { + lgetfilecon(fullname,&sid); } #endif if (lstat(fullname, &dstat)) { @@ -207,24 +203,21 @@ static struct dnode *my_stat(char *fullname, char *name) } } - cur = (struct dnode *) xmalloc(sizeof(struct dnode)); + cur = xmalloc(sizeof(struct dnode)); cur->fullname = fullname; cur->name = name; cur->dstat = dstat; -#ifdef CONFIG_SELINUX - cur->sid = sid; -#endif + USE_SELINUX(cur->sid = sid;) return cur; } /*----------------------------------------------------------------------*/ -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR static char fgcolor(mode_t mode) { /* Check wheter the file is existing (if so, color it red!) */ - if (errno == ENOENT) { + if (errno == ENOENT) return '\037'; - } if (S_ISREG(mode) && (mode & (S_IXUSR | S_IXGRP | S_IXOTH))) return COLOR(0xF000); /* File is executable ... */ return COLOR(mode); @@ -240,7 +233,7 @@ static char bgcolor(mode_t mode) #endif /*----------------------------------------------------------------------*/ -#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined(CONFIG_FEATURE_LS_COLOR) +#if ENABLE_FEATURE_LS_FILETYPES || ENABLE_FEATURE_LS_COLOR static char append_char(mode_t mode) { if (!(all_fmt & LIST_FILETYPE)) @@ -257,25 +250,28 @@ static char append_char(mode_t mode) /*----------------------------------------------------------------------*/ -#define countdirs(A,B) count_dirs((A), (B), 1) -#define countsubdirs(A,B) count_dirs((A), (B), 0) +#define countdirs(A, B) count_dirs((A), (B), 1) +#define countsubdirs(A, B) count_dirs((A), (B), 0) static int count_dirs(struct dnode **dn, int nfiles, int notsubdirs) { int i, dirs; - if (dn == NULL || nfiles < 1) - return (0); + if (!dn) + return 0; dirs = 0; for (i = 0; i < nfiles; i++) { - if (S_ISDIR(dn[i]->dstat.st_mode) - && (notsubdirs || - ((dn[i]->name[0] != '.') || (dn[i]->name[1] - && ((dn[i]->name[1] != '.') - || dn[i]->name[2]))))) + char *name; + if (!S_ISDIR(dn[i]->dstat.st_mode)) + continue; + name = dn[i]->name; + if (notsubdirs + || name[0]!='.' || (name[1] && (name[1]!='.' || name[2])) + ) { dirs++; + } } - return (dirs); + return dirs; } static int countfiles(struct dnode **dnp) @@ -284,27 +280,24 @@ static int countfiles(struct dnode **dnp) struct dnode *cur; if (dnp == NULL) - return (0); + return 0; nfiles = 0; for (cur = dnp[0]; cur->next != NULL; cur = cur->next) nfiles++; nfiles++; - return (nfiles); + return nfiles; } /* get memory to hold an array of pointers */ static struct dnode **dnalloc(int num) { - struct dnode **p; - if (num < 1) - return (NULL); + return NULL; - p = (struct dnode **) xzalloc(num * sizeof(struct dnode *)); - return (p); + return xzalloc(num * sizeof(struct dnode *)); } -#ifdef CONFIG_FEATURE_LS_RECURSIVE +#if ENABLE_FEATURE_LS_RECURSIVE static void dfree(struct dnode **dnp, int nfiles) { int i; @@ -314,14 +307,14 @@ static void dfree(struct dnode **dnp, int nfiles) for (i = 0; i < nfiles; i++) { struct dnode *cur = dnp[i]; - if(cur->allocated) + if (cur->allocated) free(cur->fullname); /* free the filename */ free(cur); /* free the dnode */ } free(dnp); /* free the array holding the dnode pointers */ } #else -#define dfree(...) +#define dfree(...) do {} while(0) #endif static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which) @@ -330,7 +323,7 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which) struct dnode **dnp; if (dn == NULL || nfiles < 1) - return (NULL); + return NULL; /* count how many dirs and regular files there are */ if (which == SPLIT_SUBDIR) @@ -347,29 +340,29 @@ static struct dnode **splitdnarray(struct dnode **dn, int nfiles, int which) /* copy the entrys into the file or dir array */ for (d = i = 0; i < nfiles; i++) { if (S_ISDIR(dn[i]->dstat.st_mode)) { - if (which & (SPLIT_DIR|SPLIT_SUBDIR)) { - if ((which & SPLIT_DIR) - || ((dn[i]->name[0] != '.') - || (dn[i]->name[1] - && ((dn[i]->name[1] != '.') - || dn[i]->name[2])))) { - dnp[d++] = dn[i]; - } + char *name; + if (!(which & (SPLIT_DIR|SPLIT_SUBDIR))) + continue; + name = dn[i]->name; + if ((which & SPLIT_DIR) + || name[0]!='.' || (name[1] && (name[1]!='.' || name[2])) + ) { + dnp[d++] = dn[i]; } } else if (!(which & (SPLIT_DIR|SPLIT_SUBDIR))) { dnp[d++] = dn[i]; } } - return (dnp); + return dnp; } /*----------------------------------------------------------------------*/ -#ifdef CONFIG_FEATURE_LS_SORTFILES +#if ENABLE_FEATURE_LS_SORTFILES static int sortcmp(const void *a, const void *b) { struct dnode *d1 = *(struct dnode **)a; struct dnode *d2 = *(struct dnode **)b; - unsigned int sort_opts = all_fmt & SORT_MASK; + unsigned sort_opts = all_fmt & SORT_MASK; int dif; dif = 0; /* assume SORT_NAME */ @@ -396,7 +389,7 @@ static int sortcmp(const void *a, const void *b) if (all_fmt & SORT_ORDER_REVERSE) { dif = -dif; } - return (dif); + return dif; } /*----------------------------------------------------------------------*/ @@ -406,7 +399,7 @@ static void dnsort(struct dnode **dn, int size) } #else #define sortcmp(a, b) 0 -#define dnsort(dn, size) +#define dnsort(dn, size) do {} while(0) #endif @@ -427,7 +420,7 @@ static void showfiles(struct dnode **dn, int nfiles) /* find the longest file name- use that as the column width */ for (i = 0; i < nfiles; i++) { int len = strlen(dn[i]->name) + -#ifdef CONFIG_SELINUX +#if ENABLE_SELINUX ((all_fmt & LIST_CONTEXT) ? 33 : 0) + #endif ((all_fmt & LIST_INO) ? 8 : 0) + @@ -457,14 +450,12 @@ static void showfiles(struct dnode **dn, int nfiles) if (i < nfiles) { if (column > 0) { nexttab -= column; - while (nexttab--) { - putchar(' '); - column++; - } - } + printf("%*s", nexttab, ""); + column += nexttab; + } nexttab = column + column_width; column += list_single(dn[i]); - } + } } putchar('\n'); column = 0; @@ -523,14 +514,14 @@ static struct dnode **list_dir(const char *path) int i, nfiles; if (path == NULL) - return (NULL); + return NULL; dn = NULL; nfiles = 0; dir = warn_opendir(path); if (dir == NULL) { status = EXIT_FAILURE; - return (NULL); /* could not open the dir */ + return NULL; /* could not open the dir */ } while ((entry = readdir(dir)) != NULL) { char *fullname; @@ -547,8 +538,10 @@ static struct dnode **list_dir(const char *path) } fullname = concat_path_file(path, entry->d_name); cur = my_stat(fullname, strrchr(fullname, '/') + 1); - if (!cur) + if (!cur) { + // FIXME: free(fullname); ? continue; + } cur->allocated = 1; cur->next = dn; dn = cur; @@ -560,14 +553,14 @@ static struct dnode **list_dir(const char *path) ** allocate memory for an array to hold dnode pointers */ if (dn == NULL) - return (NULL); + return NULL; dnp = dnalloc(nfiles); for (i = 0, cur = dn; i < nfiles; i++) { dnp[i] = cur; /* save pointer to node in array */ cur = cur->next; } - return (dnp); + return dnp; } /*----------------------------------------------------------------------*/ @@ -575,22 +568,22 @@ static int list_single(struct dnode *dn) { int i, column = 0; -#ifdef CONFIG_FEATURE_LS_USERNAME +#if ENABLE_FEATURE_LS_USERNAME char scratch[16]; #endif -#ifdef CONFIG_FEATURE_LS_TIMESTAMPS +#if ENABLE_FEATURE_LS_TIMESTAMPS char *filetime; time_t ttime, age; #endif -#if defined(CONFIG_FEATURE_LS_FILETYPES) || defined (CONFIG_FEATURE_LS_COLOR) +#if ENABLE_FEATURE_LS_FILETYPES || ENABLE_FEATURE_LS_COLOR struct stat info; char append; #endif if (dn->fullname == NULL) - return (0); + return 0; -#ifdef CONFIG_FEATURE_LS_TIMESTAMPS +#if ENABLE_FEATURE_LS_TIMESTAMPS ttime = dn->dstat.st_mtime; /* the default time */ if (all_fmt & TIME_ACCESS) ttime = dn->dstat.st_atime; @@ -598,21 +591,17 @@ static int list_single(struct dnode *dn) ttime = dn->dstat.st_ctime; filetime = ctime(&ttime); #endif -#ifdef CONFIG_FEATURE_LS_FILETYPES +#if ENABLE_FEATURE_LS_FILETYPES append = append_char(dn->dstat.st_mode); #endif for (i = 0; i <= 31; i++) { switch (all_fmt & (1 << i)) { case LIST_INO: - column += printf("%7ld ", (long int) dn->dstat.st_ino); + column += printf("%7ld ", (long) dn->dstat.st_ino); break; case LIST_BLOCKS: -#if _FILE_OFFSET_BITS == 64 - column += printf("%4lld ", (long long)dn->dstat.st_blocks >> 1); -#else - column += printf("%4ld ", dn->dstat.st_blocks >> 1); -#endif + column += printf("%4"OFF_FMT" ", (off_t) dn->dstat.st_blocks >> 1); break; case LIST_MODEBITS: column += printf("%-10s ", (char *) bb_mode_string(dn->dstat.st_mode)); @@ -621,7 +610,7 @@ static int list_single(struct dnode *dn) column += printf("%4ld ", (long) dn->dstat.st_nlink); break; case LIST_ID_NAME: -#ifdef CONFIG_FEATURE_LS_USERNAME +#if ENABLE_FEATURE_LS_USERNAME bb_getpwuid(scratch, dn->dstat.st_uid, sizeof(scratch)); printf("%-8.8s ", scratch); bb_getgrgid(scratch, dn->dstat.st_gid, sizeof(scratch)); @@ -638,22 +627,15 @@ static int list_single(struct dnode *dn) column += printf("%4d, %3d ", (int) major(dn->dstat.st_rdev), (int) minor(dn->dstat.st_rdev)); } else { -#ifdef CONFIG_FEATURE_HUMAN_READABLE - if (all_fmt & LS_DISP_HR) { + if (ENABLE_FEATURE_HUMAN_READABLE && (all_fmt & LS_DISP_HR)) { column += printf("%9s ", - make_human_readable_str(dn->dstat.st_size, 1, 0)); - } else -#endif - { -#if _FILE_OFFSET_BITS == 64 - column += printf("%9lld ", (long long) dn->dstat.st_size); -#else - column += printf("%9ld ", dn->dstat.st_size); -#endif + make_human_readable_str(dn->dstat.st_size, 1, 0)); + } else { + column += printf("%9"OFF_FMT" ", (off_t) dn->dstat.st_size); } } break; -#ifdef CONFIG_FEATURE_LS_TIMESTAMPS +#if ENABLE_FEATURE_LS_TIMESTAMPS case LIST_FULLTIME: printf("%24.24s ", filetime); column += 25; @@ -672,7 +654,7 @@ static int list_single(struct dnode *dn) } break; #endif -#ifdef CONFIG_SELINUX +#if ENABLE_SELINUX case LIST_CONTEXT: { char context[80]; @@ -692,19 +674,15 @@ static int list_single(struct dnode *dn) break; #endif case LIST_FILENAME: -#ifdef CONFIG_FEATURE_LS_COLOR errno = 0; if (show_color && !lstat(dn->fullname, &info)) { printf("\033[%d;%dm", bgcolor(info.st_mode), fgcolor(info.st_mode)); } -#endif column += printf("%s", dn->name); -#ifdef CONFIG_FEATURE_LS_COLOR if (show_color) { printf("\033[0m"); } -#endif break; case LIST_SYMLINK: if (S_ISLNK(dn->dstat.st_mode)) { @@ -717,24 +695,20 @@ static int list_single(struct dnode *dn) append = append_char(info.st_mode); } #endif -#ifdef CONFIG_FEATURE_LS_COLOR if (show_color) { errno = 0; printf("\033[%d;%dm", bgcolor(info.st_mode), fgcolor(info.st_mode)); } -#endif column += printf("%s", lpath) + 4; -#ifdef CONFIG_FEATURE_LS_COLOR if (show_color) { printf("\033[0m"); } -#endif free(lpath); } } break; -#ifdef CONFIG_FEATURE_LS_FILETYPES +#if ENABLE_FEATURE_LS_FILETYPES case LIST_FILETYPE: if (append != '\0') { printf("%1c", append); @@ -759,57 +733,15 @@ static int list_single(struct dnode *dn) /* "[-]K", SELinux mandated options, busybox optionally supports */ /* "[-]e", I think we made this one up */ -#ifdef CONFIG_FEATURE_LS_TIMESTAMPS -# define LS_STR_TIMESTAMPS "cetu" -#else -# define LS_STR_TIMESTAMPS "" -#endif - -#ifdef CONFIG_FEATURE_LS_FILETYPES -# define LS_STR_FILETYPES "Fp" -#else -# define LS_STR_FILETYPES "" -#endif - -#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS -# define LS_STR_FOLLOW_LINKS "L" -#else -# define LS_STR_FOLLOW_LINKS "" -#endif - -#ifdef CONFIG_FEATURE_LS_RECURSIVE -# define LS_STR_RECURSIVE "R" -#else -# define LS_STR_RECURSIVE "" -#endif - -#ifdef CONFIG_FEATURE_HUMAN_READABLE -# define LS_STR_HUMAN_READABLE "h" -#else -# define LS_STR_HUMAN_READABLE "" -#endif - -#ifdef CONFIG_SELINUX -# define LS_STR_SELINUX "K" -#else -# define LS_STR_SELINUX "" -#endif - -#ifdef CONFIG_FEATURE_AUTOWIDTH -# define LS_STR_AUTOWIDTH "T:w:" -#else -# define LS_STR_AUTOWIDTH "" -#endif - -static const char ls_options[]="Cadil1gnsxAk" \ - LS_STR_TIMESTAMPS \ - USE_FEATURE_LS_SORTFILES("SXrv") \ - LS_STR_FILETYPES \ - LS_STR_FOLLOW_LINKS \ - LS_STR_RECURSIVE \ - LS_STR_HUMAN_READABLE \ - LS_STR_SELINUX \ - LS_STR_AUTOWIDTH; +static const char ls_options[] = "Cadil1gnsxAk" + USE_FEATURE_LS_TIMESTAMPS("cetu") + USE_FEATURE_LS_SORTFILES("SXrv") + USE_FEATURE_LS_FILETYPES("Fp") + USE_FEATURE_LS_FOLLOWLINKS("L") + USE_FEATURE_LS_RECURSIVE("R") + USE_FEATURE_HUMAN_READABLE("h") + USE_SELINUX("K") + USE_FEATURE_AUTOWIDTH("T:w:"); #define LIST_MASK_TRIGGER 0 #define STYLE_MASK_TRIGGER STYLE_MASK @@ -817,52 +749,52 @@ static const char ls_options[]="Cadil1gnsxAk" \ #define DISP_MASK_TRIGGER DISP_ROWS static const unsigned opt_flags[] = { - LIST_SHORT | STYLE_COLUMNS, /* C */ - DISP_HIDDEN | DISP_DOT, /* a */ - DISP_NOLIST, /* d */ - LIST_INO, /* i */ - LIST_LONG | STYLE_LONG, /* l - remember LS_DISP_HR in mask! */ - LIST_SHORT | STYLE_SINGLE, /* 1 */ - 0, /* g - ingored */ - LIST_ID_NUMERIC, /* n */ - LIST_BLOCKS, /* s */ - DISP_ROWS, /* x */ - DISP_HIDDEN, /* A */ -#ifdef CONFIG_SELINUX - LIST_CONTEXT, /* k */ + LIST_SHORT | STYLE_COLUMNS, /* C */ + DISP_HIDDEN | DISP_DOT, /* a */ + DISP_NOLIST, /* d */ + LIST_INO, /* i */ + LIST_LONG | STYLE_LONG, /* l - remember LS_DISP_HR in mask! */ + LIST_SHORT | STYLE_SINGLE, /* 1 */ + 0, /* g - ingored */ + LIST_ID_NUMERIC, /* n */ + LIST_BLOCKS, /* s */ + DISP_ROWS, /* x */ + DISP_HIDDEN, /* A */ +#if ENABLE_SELINUX + LIST_CONTEXT, /* k */ #else - 0, /* k - ingored */ + 0, /* k - ingored */ #endif -#ifdef CONFIG_FEATURE_LS_TIMESTAMPS - TIME_CHANGE | (ENABLE_FEATURE_LS_SORTFILES * SORT_CTIME), /* c */ - LIST_FULLTIME, /* e */ - ENABLE_FEATURE_LS_SORTFILES * SORT_MTIME, /* t */ - TIME_ACCESS | (ENABLE_FEATURE_LS_SORTFILES * SORT_ATIME), /* u */ +#if ENABLE_FEATURE_LS_TIMESTAMPS + TIME_CHANGE | (ENABLE_FEATURE_LS_SORTFILES * SORT_CTIME), /* c */ + LIST_FULLTIME, /* e */ + ENABLE_FEATURE_LS_SORTFILES * SORT_MTIME, /* t */ + TIME_ACCESS | (ENABLE_FEATURE_LS_SORTFILES * SORT_ATIME), /* u */ #endif -#ifdef CONFIG_FEATURE_LS_SORTFILES - SORT_SIZE, /* S */ - SORT_EXT, /* X */ - SORT_ORDER_REVERSE, /* r */ - SORT_VERSION, /* v */ +#if ENABLE_FEATURE_LS_SORTFILES + SORT_SIZE, /* S */ + SORT_EXT, /* X */ + SORT_ORDER_REVERSE, /* r */ + SORT_VERSION, /* v */ #endif -#ifdef CONFIG_FEATURE_LS_FILETYPES - LIST_FILETYPE | LIST_EXEC, /* F */ - LIST_FILETYPE, /* p */ +#if ENABLE_FEATURE_LS_FILETYPES + LIST_FILETYPE | LIST_EXEC, /* F */ + LIST_FILETYPE, /* p */ #endif -#ifdef CONFIG_FEATURE_LS_FOLLOWLINKS - FOLLOW_LINKS, /* L */ +#if ENABLE_FEATURE_LS_FOLLOWLINKS + FOLLOW_LINKS, /* L */ #endif -#ifdef CONFIG_FEATURE_LS_RECURSIVE - DISP_RECURSIVE, /* R */ +#if ENABLE_FEATURE_LS_RECURSIVE + DISP_RECURSIVE, /* R */ #endif -#ifdef CONFIG_FEATURE_HUMAN_READABLE - LS_DISP_HR, /* h */ +#if ENABLE_FEATURE_HUMAN_READABLE + LS_DISP_HR, /* h */ #endif -#ifdef CONFIG_SELINUX +#if ENABLE_SELINUX LIST_MODEBITS|LIST_NLINKS|LIST_CONTEXT|LIST_SIZE|LIST_DATE_TIME, /* K */ #endif -#ifdef CONFIG_FEATURE_AUTOWIDTH - 0, 0, /* T, w - ignored */ +#if ENABLE_FEATURE_AUTOWIDTH + 0, 0, /* T, w - ignored */ #endif (1U<<31) }; @@ -885,110 +817,89 @@ int ls_main(int argc, char **argv) int ac; int i; char **av; -#ifdef CONFIG_FEATURE_AUTOWIDTH +#if ENABLE_FEATURE_AUTOWIDTH char *tabstops_str = NULL; char *terminal_width_str = NULL; #endif -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR char *color_opt; #endif all_fmt = LIST_SHORT | (ENABLE_FEATURE_LS_SORTFILES * (SORT_NAME | SORT_ORDER_FORWARD)); -#ifdef CONFIG_FEATURE_AUTOWIDTH +#if ENABLE_FEATURE_AUTOWIDTH /* Obtain the terminal width. */ get_terminal_width_height(STDOUT_FILENO, &terminal_width, NULL); /* Go one less... */ terminal_width--; #endif -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR applet_long_options = ls_color_opt; #endif /* process options */ -#ifdef CONFIG_FEATURE_AUTOWIDTH +#if ENABLE_FEATURE_AUTOWIDTH opt = getopt32(argc, argv, ls_options, &tabstops_str, &terminal_width_str -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR , &color_opt #endif ); - if (tabstops_str) { + if (tabstops_str) tabstops = xatou(tabstops_str); - } - if (terminal_width_str) { + if (terminal_width_str) terminal_width = xatou(terminal_width_str); - } #else opt = getopt32(argc, argv, ls_options -#ifdef CONFIG_FEATURE_LS_COLOR +#if ENABLE_FEATURE_LS_COLOR , &color_opt #endif ); #endif for (i = 0; opt_flags[i] != (1U<<31); i++) { if (opt & (1 << i)) { - unsigned int flags = opt_flags[i]; + unsigned flags = opt_flags[i]; - if (flags & LIST_MASK_TRIGGER) { + if (flags & LIST_MASK_TRIGGER) all_fmt &= ~LIST_MASK; - } - if (flags & STYLE_MASK_TRIGGER) { + if (flags & STYLE_MASK_TRIGGER) all_fmt &= ~STYLE_MASK; - } - if (ENABLE_FEATURE_LS_SORTFILES && (flags & SORT_MASK_TRIGGER)) { + if (ENABLE_FEATURE_LS_SORTFILES && (flags & SORT_MASK_TRIGGER)) all_fmt &= ~SORT_MASK; - } - if (flags & DISP_MASK_TRIGGER) { + if (flags & DISP_MASK_TRIGGER) all_fmt &= ~DISP_MASK; - } - if (flags & TIME_MASK) { + if (flags & TIME_MASK) all_fmt &= ~TIME_MASK; - } - if (flags & LIST_CONTEXT) { + if (flags & LIST_CONTEXT) all_fmt |= STYLE_SINGLE; - } -#ifdef CONFIG_FEATURE_HUMAN_READABLE - if (opt == 'l') { + if (ENABLE_FEATURE_HUMAN_READABLE && opt == 'l') all_fmt &= ~LS_DISP_HR; - } -#endif all_fmt |= flags; } } -#ifdef CONFIG_FEATURE_LS_COLOR - { - /* find color bit value - last position for short getopt */ - -#if CONFIG_FEATURE_LS_COLOR_IS_DEFAULT - char *p; - - if ((p = getenv ("LS_COLORS")) != NULL && - (*p == '\0' || (strcmp(p, "none") == 0))) { - ; - } else if (isatty(STDOUT_FILENO)) { +#if ENABLE_FEATURE_LS_COLOR + /* find color bit value - last position for short getopt */ + if (ENABLE_FEATURE_LS_COLOR_IS_DEFAULT && isatty(STDOUT_FILENO)) { + char *p = getenv("LS_COLORS"); + /* LS_COLORS is unset, or (not empty && not "none") ? */ + if (!p || (p[0] && strcmp(p, "none"))) + show_color = 1; + } + if (opt & (1 << i)) { /* next flag after short options */ + if (!color_opt || !strcmp("always", color_opt)) + show_color = 1; + else if (color_opt && !strcmp("never", color_opt)) + show_color = 0; + else if (color_opt && !strcmp("auto", color_opt) && isatty(STDOUT_FILENO)) show_color = 1; - } -#endif - - if((opt & (1 << i))) { /* next flag after short options */ - if (color_opt == NULL || strcmp("always", color_opt) == 0) - show_color = 1; - else if (color_opt != NULL && strcmp("never", color_opt) == 0) - show_color = 0; - else if (color_opt != NULL && strcmp("auto", color_opt) == 0 && isatty(STDOUT_FILENO)) - show_color = 1; - } } #endif /* sort out which command line options take precedence */ -#ifdef CONFIG_FEATURE_LS_RECURSIVE - if (all_fmt & DISP_NOLIST) + if (ENABLE_FEATURE_LS_RECURSIVE && (all_fmt & DISP_NOLIST)) all_fmt &= ~DISP_RECURSIVE; /* no recurse if listing only dir */ -#endif if (ENABLE_FEATURE_LS_TIMESTAMPS && ENABLE_FEATURE_LS_SORTFILES) { if (all_fmt & TIME_CHANGE) all_fmt = (all_fmt & ~SORT_MASK) | SORT_CTIME; @@ -997,10 +908,9 @@ int ls_main(int argc, char **argv) } if ((all_fmt & STYLE_MASK) != STYLE_LONG) /* only for long list */ all_fmt &= ~(LIST_ID_NUMERIC|LIST_FULLTIME|LIST_ID_NAME|LIST_ID_NUMERIC); -#ifdef CONFIG_FEATURE_LS_USERNAME - if ((all_fmt & STYLE_MASK) == STYLE_LONG && (all_fmt & LIST_ID_NUMERIC)) - all_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */ -#endif + if (ENABLE_FEATURE_LS_USERNAME) + if ((all_fmt & STYLE_MASK) == STYLE_LONG && (all_fmt & LIST_ID_NUMERIC)) + all_fmt &= ~LIST_ID_NAME; /* don't list names if numeric uid */ /* choose a display format */ if (!(all_fmt & STYLE_MASK)) @@ -1015,7 +925,7 @@ int ls_main(int argc, char **argv) */ ac = argc - optind; /* how many cmd line args are left */ if (ac < 1) { - static const char * const dotdir[] = { "." }; + static const char *const dotdir[] = { "." }; av = (char **) dotdir; ac = 1; @@ -1027,7 +937,7 @@ int ls_main(int argc, char **argv) if (ac > 1) all_fmt |= DISP_DIRNAME; /* 2 or more items? label directories */ - /* stuff the command line file names into an dnode array */ + /* stuff the command line file names into a dnode array */ dn = NULL; for (oi = 0; oi < ac; oi++) { cur = my_stat(av[oi], av[oi]); @@ -1040,8 +950,8 @@ int ls_main(int argc, char **argv) } /* now that we know how many files there are - ** allocate memory for an array to hold dnode pointers - */ + ** allocate memory for an array to hold dnode pointers + */ dnp = dnalloc(nfiles); for (i = 0, cur = dn; i < nfiles; i++) { dnp[i] = cur; /* save pointer to node in array */ @@ -1072,5 +982,5 @@ int ls_main(int argc, char **argv) } if (ENABLE_FEATURE_CLEAN_UP) dfree(dnp, nfiles); - return (status); + return status; } -- cgit v1.2.3