質問編集履歴
1
エラー全部貼り
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@@ -1,9 +1,24 @@
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見よう見まねでスタック構造からデータをput＆getするプログラムを作成致しました。
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しかしながら、データを格納する箇所で以下のエラーが発生します。
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```error
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stack.c: In function ‘put’:
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stack.c:8:9: warning: implicit declaration of function ‘strcpy’ [-Wimplicit-function-declaration]
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8 | strcpy(stack[stack_ptr], putdata);
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| ^~~~~~
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stack.c:8:9: warning: incompatible implicit declaration of built-in function ‘strcpy’
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9
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stack.c:3:1: note: include ‘<string.h>’ or provide a declaration of ‘strcpy’
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2 | #include "./stack.h"
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+++ |+#include <string.h>
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stack.c:8:21: warning: passing argument 1 of ‘strcpy’ makes pointer from integer without a cast [-Wint-conversion]
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8 | strcpy(stack[stack_ptr], putdata);
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| ~~~~~^~~~~~~~~~~
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| char
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stack.c:8:21: note: expected ‘char *’ but argument is of type ‘char’
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/usr/bin/ld: /tmp/ccySka8x.o:(.data+0x0): multiple definition of `stack_ptr'; /tmp/cce9NB2v.o:(.data+0x0): first defined here
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collect2: error: ld returned 1 exit status
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```
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解消方法をご教示願います。
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