From 4fae6007dd64d223cdae3f977003f38e3036bada Mon Sep 17 00:00:00 2001 From: guns Date: Fri, 18 Jan 2013 03:19:36 -0600 Subject: New sort option: mtime Sort filelist by modification time, newer files first. Useful for perusing a directory of images by most recently added or changed. --- src/filelist.c | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) (limited to 'src/filelist.c') diff --git a/src/filelist.c b/src/filelist.c index 542dbdf..8f3bfe9 100644 --- a/src/filelist.c +++ b/src/filelist.c @@ -354,6 +354,25 @@ int feh_cmp_name(void *file1, void *file2) return(strcmp(FEH_FILE(file1)->name, FEH_FILE(file2)->name)); } +/* Return -1 if file1 is _newer_ than file2 */ +int feh_cmp_mtime(void *file1, void *file2) +{ + struct stat s1, s2; + + if (stat(FEH_FILE(file1)->filename, &s1)) { + feh_print_stat_error(FEH_FILE(file1)->filename); + return(-1); + } + + if (stat(FEH_FILE(file2)->filename, &s2)) { + feh_print_stat_error(FEH_FILE(file2)->filename); + return(-1); + } + + /* gib_list_sort is not stable, so explicitly return 0 as -1 */ + return(s1.st_mtime >= s2.st_mtime ? -1 : 1); +} + int feh_cmp_width(void *file1, void *file2) { return((FEH_FILE(file1)->info->width - FEH_FILE(file2)->info->width)); @@ -381,7 +400,7 @@ int feh_cmp_format(void *file1, void *file2) void feh_prepare_filelist(void) { - if (opt.list || opt.customlist || (opt.sort > SORT_FILENAME) + if (opt.list || opt.customlist || (opt.sort > SORT_MTIME) || opt.preload || opt.min_width || opt.min_height || (opt.max_width != UINT_MAX) || (opt.max_height != UINT_MAX)) { /* For these sort options, we have to preload images */ @@ -407,6 +426,9 @@ void feh_prepare_filelist(void) case SORT_FILENAME: filelist = gib_list_sort(filelist, feh_cmp_filename); break; + case SORT_MTIME: + filelist = gib_list_sort(filelist, feh_cmp_mtime); + break; case SORT_WIDTH: filelist = gib_list_sort(filelist, feh_cmp_width); break; -- cgit v1.2.3