use assertions instead of ignoring bogus arguments (#406)
instead of silently ignoring bogus arguments (i.e programming errors), which can make debugging harder, it's better to assert them so that they get caught faster in debug builds. Reviewed-on: https://codeberg.org/nsxiv/nsxiv/pulls/406 Reviewed-by: explosion-mental <explosion-mental@noreply.codeberg.org>
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12
thumbs.c
12
thumbs.c
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@ -21,6 +21,7 @@
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#define INCLUDE_THUMBS_CONFIG
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#include "config.h"
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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@ -40,8 +41,7 @@ static char* tns_cache_filepath(const char *filepath)
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size_t len;
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char *cfile = NULL;
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if (*filepath != '/')
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return NULL;
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assert(*filepath == '/' && "filepath should be result of realpath(3)");
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if (strncmp(filepath, cache_dir, strlen(cache_dir)) != 0) {
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/* don't cache images inside the cache directory! */
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@ -355,9 +355,7 @@ void tns_unload(tns_t *tns, int n)
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{
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thumb_t *t;
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if (n < 0 || n >= *tns->cnt)
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return;
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assert(n >= 0 && n < *tns->cnt);
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t = &tns->thumbs[n];
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if (t->im != NULL) {
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@ -371,9 +369,7 @@ static void tns_check_view(tns_t *tns, bool scrolled)
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{
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int r;
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if (tns == NULL)
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return;
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assert(tns != NULL);
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tns->first -= tns->first % tns->cols;
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r = *tns->sel % tns->cols;
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3
util.c
3
util.c
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@ -226,8 +226,7 @@ void construct_argv(char **argv, unsigned int len, ...)
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for (i = 0; i < len; ++i)
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argv[i] = va_arg(args, char *);
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va_end(args);
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if (argv[len-1] != NULL)
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error(EXIT_FAILURE, 0, "argv not NULL terminated");
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assert(argv[len-1] == NULL && "argv should be NULL terminated");
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}
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static int mkspawn_pipe(posix_spawn_file_actions_t *fa, const char *cmd, int *pfd, int dupidx)
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7
window.c
7
window.c
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@ -22,6 +22,7 @@
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#include "config.h"
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#include "icon/data.h"
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#include <assert.h>
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#include <locale.h>
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#include <stdlib.h>
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#include <string.h>
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@ -450,10 +451,10 @@ static void win_draw_bar(win_t *win)
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win_bar_t *l, *r;
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XftDraw *d;
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if ((l = &win->bar.l)->buf == NULL || (r = &win->bar.r)->buf == NULL)
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return;
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e = &win->env;
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l = &win->bar.l;
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r = &win->bar.r;
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assert(l->buf != NULL && r->buf != NULL);
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y = (win->bar.top ? 0 : win->h) + font->ascent + V_TEXT_PAD;
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w = win->w - 2*H_TEXT_PAD;
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d = XftDrawCreate(e->dpy, win->buf.pm, e->vis, e->cmap);
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