45 lines
690 B
C
45 lines
690 B
C
/*
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** System.c: code for dealing with various OS system call variants
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*/
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#include "config.h"
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#include <unistd.h>
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#if HAVE_UNAME
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#include <sys/utsname.h>
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#endif
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/*
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** just in case...
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*/
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#ifndef FD_SETSIZE
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#define FD_SETSIZE 2048
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#endif
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int GetFdWidth(void)
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{
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#if HAVE_SYSCONF
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return min(sysconf(_SC_OPEN_MAX),FD_SETSIZE);
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#else
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return min(getdtablesize(),FD_SETSIZE);
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#endif
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}
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/* return a string indicating the OS type (i.e. "Linux", "SINIX-D", ... ) */
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int getostype(char *buf, int max)
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{
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#if HAVE_UNAME
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struct utsname sysname;
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if ( uname( &sysname ) >= 0 ) {
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strlcpy( buf, sysname.sysname, max);
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return 0;
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}
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#endif
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strlcpy (buf,"",max);
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return -1;
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}
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