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50 lines
916 B
C
50 lines
916 B
C
static __attribute__((used)) char* rcsid = "$CVSHeader$";
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/*
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*
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* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
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*
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*/
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#include <sys/types.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include "libemile.h"
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#include "emile.h"
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#include "../second/head.h"
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int emile_second_set_cmdline(int fd, char* cmdline)
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{
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emile_l2_header_t header;
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off_t location;
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int ret;
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location = lseek(fd, 0, SEEK_CUR);
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if (ret == -1)
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return -1;
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ret = read(fd, &header, sizeof(header));
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if (ret != sizeof(header))
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return -1;
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if (!EMILE_COMPAT(EMILE_02_SIGNATURE, read_long(&header.signature)))
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{
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fprintf(stderr, "Bad Header signature\n");
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return -1;
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}
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strncpy(header.command_line, cmdline, 256);
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header.command_line[255] = 0;
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ret = lseek(fd, location, SEEK_SET);
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if (ret == -1)
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return -1;
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ret = write(fd, &header, sizeof(header));
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if (ret != sizeof(header))
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return -1;
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return 0;
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}
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