39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* read_file.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: vmanzoni <vmanzoni@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/04/13 12:09:46 by vmanzoni #+# #+# */
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/* Updated: 2019/04/22 15:16:18 by vmanzoni ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "fillit.h"
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/*
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** Function that read and return a ptr to file content
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*/
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char *read_file(char *file)
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{
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char buf[BUFF_SIZE];
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int fd;
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int rv;
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int i;
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char *result;
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if (((fd = open(file, O_RDONLY)) < 0) \
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|| ((rv = read(fd, &buf, BUFF_SIZE)) < 0) \
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|| !(result = malloc(sizeof(char) * rv)))
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return (NULL);
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buf[rv] = '\0';
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i = -1;
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while (buf[++i])
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result[i] = buf[i];
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result[i] = '\0';
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close(fd);
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return (result);
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}
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