:flat statusbar indicator added - ranger - mirror of ranger

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author	Wojciech Siewierski <wojciech.siewierski@onet.pl>	2015-03-30 19:12:19 +0200
committer	Wojciech Siewierski <wojciech.siewierski@onet.pl>	2015-03-30 21:44:25 +0200
commit	453a282ed0d599174cc8f45ed13c54b1be1ea4f6 (patch)
tree	5545c9bb17a31b2a856f9ebda9210c57c4056e70 /HACKING.md
parent	83bb5b85c2fff3ca3fc9f36ee74f38e8550cfe0d (diff)
download	ranger-453a282ed0d599174cc8f45ed13c54b1be1ea4f6.tar.gz

:flat statusbar indicator added

Diffstat (limited to 'HACKING.md')

0 files changed, 0 insertions, 0 deletions

struct bytebuffer { char *buf; int len; int cap; }; static void bytebuffer_reserve(struct bytebuffer *b, int cap) { if (b->cap >= cap) { return; } // prefer doubling capacity if (b->cap * 2 >= cap) { cap = b->cap * 2; } char *newbuf = malloc(cap); if (b->len > 0) { // copy what was there, b->len > 0 assumes b->buf != null memcpy(newbuf, b->buf, b->len); } if (b->buf) { // in case there was an allocated buffer, free it free(b->buf); } b->buf = newbuf; b->cap = cap; } static void bytebuffer_init(struct bytebuffer *b, int cap) { b->cap = 0; b->len = 0; b->buf = 0; if (cap > 0) { b->cap = cap; b->buf = malloc(cap); // just assume malloc works always } } static void bytebuffer_free(struct bytebuffer *b) { if (b->buf) free(b->buf); } static void bytebuffer_clear(struct bytebuffer *b) { b->len = 0; } static void bytebuffer_append(struct bytebuffer *b, const char *data, int len) { bytebuffer_reserve(b, b->len + len); memcpy(b->buf + b->len, data, len); b->len += len; } static void bytebuffer_puts(struct bytebuffer *b, const char *str) { bytebuffer_append(b, str, strlen(str)); } static void bytebuffer_resize(struct bytebuffer *b, int len) { bytebuffer_reserve(b, len); b->len = len; } static void bytebuffer_flush(struct bytebuffer *b, int fd) { int yyy = write(fd, b->buf, b->len); (void) yyy; bytebuffer_clear(b); } static void bytebuffer_truncate(struct bytebuffer *b, int n) { if (n <= 0) return; if (n > b->len) n = b->len; const int nmove = b->len - n; memmove(b->buf, b->buf+n, nmove); b->len -= n; }


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