Learning C with gdb - Blog - Recurse Center
Coming from a background in higher-level languages like Ruby, Scheme, or Haskell, learning C can be challenging. In addition to having to wrestle with C’s lower-level features like manual memory management and pointers, you have to make do without a REPL. Once you get used to exploratory programming in a REPL, having to deal with the write-compile-run loop is a bit of a bummer. It occurred to me r
gcc+gdbã«ã‚ˆã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã®ãƒ‡ãƒãƒƒã‚° 第3回 gdbã®ä¾¿åˆ©ãªæ©Ÿèƒ½ã€ãƒ‡ãƒãƒƒã‚°ã®ä¾‹
ã„ãã¤ã‹ã®ãƒã‚°ã‚’å«ã‚€ãƒ„リーソートã®ãƒ—ãƒã‚°ãƒ©ãƒ を用æ„ã—ã¾ã—ãŸã€‚ treesort1.c #include <stdio.h> #include <stdlib.h> struct node { int value; struct node *left; struct node *right; }; void treeadd(struct node**, int); void treewalk(struct node*); void treefree(struct node*); int main(int argc, char **argv) { struct node *rootp; int i; int array[15] = {50, 12, 18, 70, 41, 19, 91, 1, 7, 6, 81, 65, 55, 20, 0}; for (i = 0; i < 15; i++)
ウノウラボ Unoh Labs: gdbã®ä½¿ã„æ–¹
今年ã®2月ã«ãƒžã‚«ãƒ¼ã«ãªã£ãŸbokkoã§ã™ã€‚ã©ã†ã‚‚僕ã®ä½¿ã£ã¦ã„るフォントãŒã»ã‹ã®äººã«ã¯è¦‹ã¥ã‚‰ã„らã—ãã€ã€Œãã®ãƒ•ã‚©ãƒ³ãƒˆã¯ãã‡ã‚ˆwã€ã¨è¨€ã‚ã‚ŒãŸã‚Šã€å¤–付ã‘ã®ã‚ーボードを使ã£ã¦ã„ã‚‹ã›ã„ã‹ã€ã€ŒMacBookã®æ„味ãªã—!ã€ã¨ç¤¾å†…ã§è¨€ã‚ã‚Œã¦ãŸã‚Šã—ã¦ã„ã¾ã™ã€‚ 今日ã¯gdbã®ãŠè©±ã§ã™ã€‚gdbã¯éžå¸¸ã«åºƒã使ã‚ã‚Œã¦ã„るデãƒãƒƒã‚¬ã§ã€ç‰¹ã«Cã€C++ã®ãƒ—ãƒã‚°ãƒ©ãƒ をデãƒãƒƒã‚°ã™ã‚‹ã®ã«ã‚ˆã使ã‚ã‚Œã¦ã„ã¾ã™ã€‚ デãƒãƒƒã‚¬ã®ä½¿ã„æ–¹ プãƒã‚°ãƒ©ãƒ をデãƒãƒƒã‚°ã™ã‚‹éš›ã€ä¾‹ãˆã°ä»¥ä¸‹ã®æ–¹æ³•ãŒæŒ™ã’られã¾ã™ã€‚ 1. ソースコードをèªã‚€ 2. ソースコードã«å‡ºåŠ›é–¢æ•°ã‚’仕込む(例ãˆã°printf) 3. ソースコードを書ãæ›ãˆã¦å®Ÿè¡Œã—ã¦ã¿ã‚‹ ã“ã‚Œã§å分ãªå ´åˆã‚‚ã‚ã‚Šã¾ã™ãŒã€ãã†ã§ãªã„å ´åˆã‚‚ã‚ã‚Šã¾ã™ã€‚ã“れらã®æ–¹æ³•ã§ã¯ãƒ—ãƒã‚°ãƒ©ãƒ を実行ã—ã¦ã„る最ä¸ã«ã“ã¡ã‚‰ã‹ã‚‰ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ãƒ¬ãƒ™ãƒ«ã§ã®ã‚¢ã‚¯ã‚·ãƒ§ãƒ³ã‚’èµ·ã“ã™ã“ã¨ãŒé›£ã—ã„ã®ã§ã€ä¾‹ãˆã°ã€ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ã‚る時点ã§æ¢ã‚ã¦å¤‰æ•°ã®
Perlプãƒã‚°ãƒ©ãƒžã®ãŸã‚ã®gdb入門(at Shibuya.pm #9 LT) - ã¨ã‚ã‚‹ã¯ã¦ãªç¤¾å“¡ã®æ—¥è¨˜
先日ã®Shibuya.pm #9ã®Lightening Talkã§ã€Œgdbã§XS on mod_perlをデãƒãƒƒã‚°ã€ã¨ã„ã†è©±ã‚’ã—ã¦ãã¾ã—ãŸã€‚XSを使ã„出ã™ã¨ã€å¾“æ¥ã®Perl的デãƒãƒƒã‚°ã ã‘ã§ã¯ä¸å分ãªã®ã§gdbã‚’ã†ã¾ã使ã£ã¦ã€åŠ¹çŽ‡çš„ã«ãƒ‡ãƒãƒƒã‚°ã—ã¾ã—ょã†ã€ã¨ã„ã†è©±ã§ã™ã€‚実ã¯ã€ã¯ã¦ãªç¤¾å†…ã§ã¯1å¹´è¿‘ãå‰ã«å‹‰å¼·ã§è©±ã—ãŸãƒã‚¿ã ã£ãŸã®ã§ã™ãŒã€ã‚ˆã†ã‚„ã公開ã™ã‚‹ã“ã¨ãŒã§ãã¾ã—ãŸã€‚ Shibuya.pmã§ã¯5分ã¨ã„ã†æž ãŒã‚ã£ãŸã®ã§ã‚·ãƒ§ãƒ¼ãƒˆver.ã§ã—ãŸãŒã€ã“ã“ã§ã¯åˆ¶é™ã¯ãªã„ã®ã§ã€æœ¬æ¥ã®ãƒãƒ³ã‚°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã®è³‡æ–™ã‚’アップã—ã¾ã™ã€‚ã¡ã‚‡ã£ã¨å…¬é–‹ã§ããªã„æƒ…å ±ãŒæ··ã£ã¦ã„ãŸã®ã§ã€xxxã§éš ã—ã¦ã„ã¾ã™ãŒã€ã”了承ãã ã•ã„。 ã¡ãªã¿ã«ã€Rubyã¨ã‹ã§ã‚‚ä¼¼ãŸæ„Ÿã˜ã§ãƒ‡ãƒãƒƒã‚°ã§ãã‚‹ã¨æ€ã†ã®ã§ã€ãã¡ã‚‰ã®äººã‚‚å‚考ã«ã—ã¦ãã ã•ã„。長ã„よ!ã¨ã„ã†äººã¯ã€æœ€å¾Œã®ã€Œã“ã‚Œã¯è¨å®šã—ã¦ãŠã‘çš„gdbåˆæœŸåŒ–マクãƒã€ã ã‘ã§ã‚‚ã©ã†ãžã€‚ã‹ãªã‚Šä¾¿åˆ©ã§ã™ã€‚ (資料公開ãŒ
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