70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
#include "strerr.h"
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#include "stralloc.h"
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#include "substdio.h"
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#include "getln.h"
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#include "exit.h"
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#include "readwrite.h"
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#include "open.h"
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#include "auto_qmail.h"
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#include "cdbmss.h"
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#define FATAL "qmail-newmrh: fatal: "
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void die_read()
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{
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strerr_die2sys(111,FATAL,"unable to read control/morercpthosts: ");
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}
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void die_write()
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{
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strerr_die2sys(111,FATAL,"unable to write to control/morercpthosts.tmp: ");
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}
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char inbuf[1024];
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substdio ssin;
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int fd;
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int fdtemp;
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struct cdbmss cdbmss;
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stralloc line = {0};
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int match;
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void main()
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{
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umask(033);
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if (chdir(auto_qmail) == -1)
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strerr_die4sys(111,FATAL,"unable to chdir to ",auto_qmail,": ");
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fd = open_read("control/morercpthosts");
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if (fd == -1) die_read();
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substdio_fdbuf(&ssin,read,fd,inbuf,sizeof inbuf);
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fdtemp = open_trunc("control/morercpthosts.tmp");
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if (fdtemp == -1) die_write();
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if (cdbmss_start(&cdbmss,fdtemp) == -1) die_write();
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for (;;) {
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if (getln(&ssin,&line,&match,'\n') != 0) die_read();
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case_lowerb(line.s,line.len);
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while (line.len) {
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if (line.s[line.len - 1] == ' ') { --line.len; continue; }
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if (line.s[line.len - 1] == '\n') { --line.len; continue; }
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if (line.s[line.len - 1] == '\t') { --line.len; continue; }
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if (line.s[0] != '#')
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if (cdbmss_add(&cdbmss,line.s,line.len,"",0) == -1)
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die_write();
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break;
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}
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if (!match) break;
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}
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if (cdbmss_finish(&cdbmss) == -1) die_write();
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if (fsync(fdtemp) == -1) die_write();
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if (close(fdtemp) == -1) die_write(); /* NFS stupidity */
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if (rename("control/morercpthosts.tmp","control/morercpthosts.cdb") == -1)
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strerr_die2sys(111,FATAL,"unable to move control/morercpthosts.tmp to control/morercpthosts.cdb");
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_exit(0);
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}
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